10/31/2025 | Press release | Distributed by Public on 10/31/2025 06:35
| Three Months Ended September 30, | Nine Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | 2025 | 2024 | ||||||||||||||||||||
| Open-end Funds | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 42,962 | $ | 37,451 | $ | 40,962 | $ | 37,032 | |||||||||||||||
| Inflows | 3,148 | 4,097 | 9,739 | 10,335 | |||||||||||||||||||
| Outflows | (2,380) | (2,924) | (8,101) | (8,694) | |||||||||||||||||||
| Net inflows (outflows) | 768 | 1,173 | 1,638 | 1,641 | |||||||||||||||||||
| Market appreciation (depreciation) | 972 | 4,618 | 2,821 | 5,189 | |||||||||||||||||||
| Distributions | (305) | (263) | (1,024) | (883) | |||||||||||||||||||
| Transfers | 24 | - | 24 | - | |||||||||||||||||||
| Total increase (decrease) | 1,459 | 5,528 | 3,459 | 5,947 | |||||||||||||||||||
| Assets under management, end of period | $ | 44,421 | $ | 42,979 | $ | 44,421 | $ | 42,979 | |||||||||||||||
| Average assets under management | $ | 43,633 | $ | 40,130 | $ | 42,527 | $ | 38,013 | |||||||||||||||
| Institutional Accounts | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 34,386 | $ | 32,222 | $ | 33,563 | $ | 35,028 | |||||||||||||||
| Inflows | 812 | 1,221 | 2,563 | 2,772 | |||||||||||||||||||
| Outflows | (1,349) | (1,113) | (3,985) | (5,454) | |||||||||||||||||||
| Net inflows (outflows) | (537) | 108 | (1,422) | (2,682) | |||||||||||||||||||
| Market appreciation (depreciation) | 1,054 | 4,736 | 3,097 | 5,075 | |||||||||||||||||||
| Distributions | (168) | (174) | (503) | (529) | |||||||||||||||||||
| Transfers | (24) | - | (24) | - | |||||||||||||||||||
| Total increase (decrease) | 325 | 4,670 | 1,148 | 1,864 | |||||||||||||||||||
| Assets under management, end of period | $ | 34,711 | $ | 36,892 | $ | 34,711 | $ | 36,892 | |||||||||||||||
| Average assets under management | $ | 34,459 | $ | 34,594 | $ | 33,980 | $ | 32,858 | |||||||||||||||
| Closed-end Funds | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 11,588 | $ | 11,036 | $ | 11,289 | $ | 11,076 | |||||||||||||||
| Inflows | 2 | 3 | 108 | 10 | |||||||||||||||||||
| Outflows | - | - | - | - | |||||||||||||||||||
| Net inflows (outflows) | 2 | 3 | 108 | 10 | |||||||||||||||||||
| Market appreciation (depreciation) | 329 | 1,024 | 830 | 1,285 | |||||||||||||||||||
| Distributions | (154) | (154) | (462) | (462) | |||||||||||||||||||
| Total increase (decrease) | 177 | 873 | 476 | 833 | |||||||||||||||||||
| 
              Assets under management, end of period
             | $ | 11,765 | $ | 11,909 | $ | 11,765 | $ | 11,909 | |||||||||||||||
| Average assets under management | $ | 11,646 | $ | 11,503 | $ | 11,430 | $ | 11,148 | |||||||||||||||
| Total | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 88,936 | $ | 80,709 | $ | 85,814 | $ | 83,136 | |||||||||||||||
| Inflows | 3,962 | 5,321 | 12,410 | 13,117 | |||||||||||||||||||
| Outflows | (3,729) | (4,037) | (12,086) | (14,148) | |||||||||||||||||||
| Net inflows (outflows) | 233 | 1,284 | 324 | (1,031) | |||||||||||||||||||
| Market appreciation (depreciation) | 2,355 | 10,378 | 6,748 | 11,549 | |||||||||||||||||||
| Distributions | (627) | (591) | (1,989) | (1,874) | |||||||||||||||||||
| Total increase (decrease) | 1,961 | 11,071 | 5,083 | 8,644 | |||||||||||||||||||
| Assets under management, end of period | $ | 90,897 | $ | 91,780 | $ | 90,897 | $ | 91,780 | |||||||||||||||
| Average assets under management | $ | 89,738 | $ | 86,227 | $ | 87,937 | $ | 82,019 | |||||||||||||||
| Three Months Ended September 30, | Nine Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | 2025 | 2024 | ||||||||||||||||||||
| Advisory | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 20,045 | $ | 18,367 | $ | 19,272 | $ | 20,264 | |||||||||||||||
| Inflows | 515 | 490 | 1,548 | 1,590 | |||||||||||||||||||
| Outflows | (970) | (481) | (2,523) | (3,703) | |||||||||||||||||||
| Net inflows (outflows) | (455) | 9 | (975) | (2,113) | |||||||||||||||||||
| Market appreciation (depreciation) | 618 | 2,606 | 1,911 | 2,831 | |||||||||||||||||||
| Total increase (decrease) | 163 | 2,615 | 936 | 718 | |||||||||||||||||||
| Assets under management, end of period | $ | 20,208 | $ | 20,982 | $ | 20,208 | $ | 20,982 | |||||||||||||||
| Average assets under management | $ | 20,089 | $ | 19,724 | $ | 19,822 | $ | 18,588 | |||||||||||||||
| Subadvisory | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 14,341 | $ | 13,855 | $ | 14,291 | $ | 14,764 | |||||||||||||||
| Inflows | 297 | 731 | 1,015 | 1,182 | |||||||||||||||||||
| Outflows | (379) | (632) | (1,462) | (1,751) | |||||||||||||||||||
| Net inflows (outflows) | (82) | 99 | (447) | (569) | |||||||||||||||||||
| Market appreciation (depreciation) | 436 | 2,130 | 1,186 | 2,244 | |||||||||||||||||||
| Distributions | (168) | (174) | (503) | (529) | |||||||||||||||||||
| Transfers | (24) | - | (24) | - | |||||||||||||||||||
| Total increase (decrease) | 162 | 2,055 | 212 | 1,146 | |||||||||||||||||||
| Assets under management, end of period | 14,503 | 15,910 | 14,503 | 15,910 | |||||||||||||||||||
| Average assets under management | $ | 14,370 | $ | 14,870 | $ | 14,158 | $ | 14,270 | |||||||||||||||
| Total Institutional Accounts | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 34,386 | $ | 32,222 | $ | 33,563 | $ | 35,028 | |||||||||||||||
| Inflows | 812 | 1,221 | 2,563 | 2,772 | |||||||||||||||||||
| Outflows | (1,349) | (1,113) | (3,985) | (5,454) | |||||||||||||||||||
| Net inflows (outflows) | (537) | 108 | (1,422) | (2,682) | |||||||||||||||||||
| Market appreciation (depreciation) | 1,054 | 4,736 | 3,097 | 5,075 | |||||||||||||||||||
| Distributions | (168) | (174) | (503) | (529) | |||||||||||||||||||
| Transfers | (24) | - | (24) | - | |||||||||||||||||||
| Total increase (decrease) | 325 | 4,670 | 1,148 | 1,864 | |||||||||||||||||||
| Assets under management, end of period | $ | 34,711 | $ | 36,892 | $ | 34,711 | $ | 36,892 | |||||||||||||||
| Average assets under management | $ | 34,459 | $ | 34,594 | $ | 33,980 | $ | 32,858 | |||||||||||||||
| Three Months Ended September 30, | Nine Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | 2025 | 2024 | ||||||||||||||||||||
| U.S. Real Estate | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 43,972 | $ | 38,717 | $ | 42,930 | $ | 38,550 | |||||||||||||||
| Inflows | 2,084 | 3,073 | 6,312 | 7,158 | |||||||||||||||||||
| Outflows | (2,305) | (1,781) | (6,401) | (5,354) | |||||||||||||||||||
| Net inflows (outflows) | (221) | 1,292 | (89) | 1,804 | |||||||||||||||||||
| Market appreciation (depreciation) | 782 | 6,028 | 2,498 | 6,401 | |||||||||||||||||||
| Distributions | (380) | (349) | (1,176) | (1,072) | |||||||||||||||||||
| Transfers | - | (3) | (10) | 2 | |||||||||||||||||||
| Total increase (decrease) | 181 | 6,968 | 1,223 | 7,135 | |||||||||||||||||||
| Assets under management, end of period | $ | 44,153 | $ | 45,685 | $ | 44,153 | $ | 45,685 | |||||||||||||||
| Average assets under management | $ | 43,998 | $ | 42,197 | $ | 43,507 | $ | 39,150 | |||||||||||||||
| Preferred Securities | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 17,902 | $ | 18,094 | $ | 18,330 | $ | 18,164 | |||||||||||||||
| Inflows | 886 | 1,120 | 2,471 | 3,176 | |||||||||||||||||||
| Outflows | (756) | (1,114) | (2,897) | (3,637) | |||||||||||||||||||
| Net inflows (outflows) | 130 | 6 | (426) | (461) | |||||||||||||||||||
| Market appreciation (depreciation) | 595 | 1,004 | 1,067 | 1,767 | |||||||||||||||||||
| Distributions | (184) | (178) | (538) | (538) | |||||||||||||||||||
| Transfers | - | 3 | 10 | (3) | |||||||||||||||||||
| Total increase (decrease) | 541 | 835 | 113 | 765 | |||||||||||||||||||
| Assets under management, end of period | $ | 18,443 | $ | 18,929 | $ | 18,443 | $ | 18,929 | |||||||||||||||
| Average assets under management | $ | 18,244 | $ | 18,449 | $ | 18,143 | $ | 18,388 | |||||||||||||||
| Global/International Real Estate | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 13,980 | $ | 13,064 | $ | 13,058 | $ | 15,789 | |||||||||||||||
| Inflows | 520 | 729 | 1,383 | 1,759 | |||||||||||||||||||
| Outflows | (339) | (836) | (1,391) | (4,207) | |||||||||||||||||||
| Net inflows (outflows) | 181 | (107) | (8) | (2,448) | |||||||||||||||||||
| Market appreciation (depreciation) | 367 | 2,038 | 1,524 | 1,718 | |||||||||||||||||||
| Distributions | (8) | (9) | (54) | (74) | |||||||||||||||||||
| Transfers | - | - | - | 1 | |||||||||||||||||||
| Total increase (decrease) | 540 | 1,922 | 1,462 | (803) | |||||||||||||||||||
| Assets under management, end of period | $ | 14,520 | $ | 14,986 | $ | 14,520 | $ | 14,986 | |||||||||||||||
| Average assets under management | $ | 14,146 | $ | 14,112 | $ | 13,616 | $ | 13,572 | |||||||||||||||
| Three Months Ended September 30, | Nine Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | 2025 | 2024 | ||||||||||||||||||||
| Global Listed Infrastructure | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 10,052 | $ | 8,446 | $ | 8,793 | $ | 8,356 | |||||||||||||||
| Inflows | 209 | 193 | 1,421 | 421 | |||||||||||||||||||
| Outflows | (152) | (188) | (757) | (486) | |||||||||||||||||||
| Net inflows (outflows) | 57 | 5 | 664 | (65) | |||||||||||||||||||
| Market appreciation (depreciation) | 458 | 1,130 | 1,268 | 1,396 | |||||||||||||||||||
| Distributions | (46) | (46) | (174) | (152) | |||||||||||||||||||
| Transfers | - | - | (30) | - | |||||||||||||||||||
| Total increase (decrease) | 469 | 1,089 | 1,728 | 1,179 | |||||||||||||||||||
| Assets under management, end of period | $ | 10,521 | $ | 9,535 | $ | 10,521 | $ | 9,535 | |||||||||||||||
| Average assets under management | $ | 10,228 | $ | 8,995 | $ | 9,706 | $ | 8,541 | |||||||||||||||
| Other | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 3,030 | $ | 2,388 | $ | 2,703 | $ | 2,277 | |||||||||||||||
| Inflows | 263 | 206 | 823 | 603 | |||||||||||||||||||
| Outflows | (177) | (118) | (640) | (464) | |||||||||||||||||||
| Net inflows (outflows) | 86 | 88 | 183 | 139 | |||||||||||||||||||
| Market appreciation (depreciation) | 153 | 178 | 391 | 267 | |||||||||||||||||||
| Distributions | (9) | (9) | (47) | (38) | |||||||||||||||||||
| Transfers | - | - | 30 | - | |||||||||||||||||||
| Total increase (decrease) | 230 | 257 | 557 | 368 | |||||||||||||||||||
| Assets under management, end of period | $ | 3,260 | $ | 2,645 | $ | 3,260 | $ | 2,645 | |||||||||||||||
| Average assets under management | $ | 3,122 | $ | 2,474 | $ | 2,965 | $ | 2,368 | |||||||||||||||
| Total | |||||||||||||||||||||||
| Assets under management, beginning of period | $ | 88,936 | $ | 80,709 | $ | 85,814 | $ | 83,136 | |||||||||||||||
| Inflows | 3,962 | 5,321 | 12,410 | 13,117 | |||||||||||||||||||
| Outflows | (3,729) | (4,037) | (12,086) | (14,148) | |||||||||||||||||||
| Net inflows (outflows) | 233 | 1,284 | 324 | (1,031) | |||||||||||||||||||
| Market appreciation (depreciation) | 2,355 | 10,378 | 6,748 | 11,549 | |||||||||||||||||||
| Distributions | (627) | (591) | (1,989) | (1,874) | |||||||||||||||||||
| Total increase (decrease) | 1,961 | 11,071 | 5,083 | 8,644 | |||||||||||||||||||
| Assets under management, end of period | $ | 90,897 | $ | 91,780 | $ | 90,897 | $ | 91,780 | |||||||||||||||
| Average assets under management | $ | 89,738 | $ | 86,227 | $ | 87,937 | $ | 82,019 | |||||||||||||||
| (in thousands, except percentages and per share data) | Three Months Ended September 30, | Nine Months Ended September 30, | |||||||||||||||||||||
| 2025 | 2024 | 2025 | 2024 | ||||||||||||||||||||
| U.S. GAAP | |||||||||||||||||||||||
| Revenue | $ | 141,720 | $ | 133,203 | $ | 412,313 | $ | 377,634 | |||||||||||||||
| Expenses | $ | 92,819 | $ | 88,330 | $ | 274,887 | $ | 254,094 | |||||||||||||||
| Operating income | $ | 48,901 | $ | 44,873 | $ | 137,426 | $ | 123,540 | |||||||||||||||
| Net income attributable to common stockholders | $ | 41,711 | $ | 39,668 | $ | 118,338 | $ | 105,443 | |||||||||||||||
| Diluted earnings per share | $ | 0.81 | $ | 0.77 | $ | 2.30 | $ | 2.08 | |||||||||||||||
| Operating margin | 34.5% | 33.7% | 33.3% | 32.7% | |||||||||||||||||||
| 
              As Adjusted (1)
             | |||||||||||||||||||||||
| Net income attributable to common stockholders | $ | 41,720 | $ | 39,706 | $ | 117,397 | $ | 108,891 | |||||||||||||||
| Diluted earnings per share | $ | 0.81 | $ | 0.77 | $ | 2.28 | $ | 2.15 | |||||||||||||||
| Operating margin | 36.1% | 35.7% | 34.8% | 35.4% | |||||||||||||||||||
| (in thousands) | Three Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | $ Change | % Change | ||||||||||||||||||||
| Investment advisory and administration fees | |||||||||||||||||||||||
| 
              Open-end funds
             | $ | 74,240 | $ | 66,761 | $ | 7,479 | 11.2 | % | |||||||||||||||
| 
              Institutional accounts
             | 33,210 | 32,956 | $ | 254 | 0.8 | % | |||||||||||||||||
| 
              Closed-end funds
             | 26,178 | 25,680 | $ | 498 | 1.9 | % | |||||||||||||||||
| Total | 133,628 | 125,397 | $ | 8,231 | 6.6 | % | |||||||||||||||||
| Distribution and service fees | 7,513 | 7,244 | $ | 269 | 3.7 | % | |||||||||||||||||
| Other | 579 | 562 | $ | 17 | 3.0 | % | |||||||||||||||||
| Total revenue | $ | 141,720 | $ | 133,203 | $ | 8,517 | 6.4 | % | |||||||||||||||
| (in thousands) | Three Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | $ Change | % Change | ||||||||||||||||||||
| Employee compensation and benefits | $ | 57,196 | $ | 56,376 | $ | 820 | 1.5 | % | |||||||||||||||
| Distribution and service fees | 16,329 | 14,739 | $ | 1,590 | 10.8 | % | |||||||||||||||||
| General and administrative | 16,775 | 14,874 | $ | 1,901 | 12.8 | % | |||||||||||||||||
| Depreciation and amortization | 2,519 | 2,341 | $ | 178 | 7.6 | % | |||||||||||||||||
| Total expenses | $ | 92,819 | $ | 88,330 | $ | 4,489 | 5.1 | % | |||||||||||||||
| (in thousands) | 
              Three Months Ended September 30, 2025
             | ||||||||||||||||
| 
              Consolidated
             
              Funds (1)
             | Corporate - Seed and Other | Total | |||||||||||||||
| Interest and dividend income | $ | 441 | $ | 4,665 | $ | 5,106 | |||||||||||
| 
              Gain (loss) from investments-net 
             | (300) | 992 | 692 | ||||||||||||||
| Foreign currency gain (loss)-net | - | 859 | 859 | ||||||||||||||
| Total non-operating income (loss) | 141 | 6,516 | 6,657 | ||||||||||||||
| Net (income) loss attributable to noncontrolling interests | 77 | - | 77 | ||||||||||||||
| Non-operating income (loss) attributable to the Company | $ | 218 | $ | 6,516 | $ | 6,734 | |||||||||||
| (in thousands) | 
              Three Months Ended September 30, 2024
             | ||||||||||||||||
| 
              Consolidated
             
              Funds (1)
             | Corporate - Seed and Other | Total | |||||||||||||||
| Interest and dividend income | $ | 610 | $ | 4,810 | $ | 5,420 | |||||||||||
| 
              Gain (loss) from investments-net 
             | 21,202 | (2,227) | 18,975 | ||||||||||||||
| Foreign currency gain (loss)-net | (30) | (1,662) | (1,692) | ||||||||||||||
| Total non-operating income (loss) | 21,782 | 921 | 22,703 | ||||||||||||||
| Net (income) loss attributable to noncontrolling interests | (15,615) | - | (15,615) | ||||||||||||||
| Non-operating income (loss) attributable to the Company | $ | 6,167 | $ | 921 | $ | 7,088 | |||||||||||
| Three Months Ended September 30, | ||||||||||||||
| 2025 | 2024 | |||||||||||||
| U.S. statutory tax rate | 21.0 | % | 21.0 | % | ||||||||||
| State and local income taxes, net of federal benefit | 2.8 | 2.5 | ||||||||||||
| Non-deductible executive compensation | 0.8 | 1.2 | ||||||||||||
| Unrecognized tax benefit adjustments | (0.5) | 0.3 | ||||||||||||
| Valuation allowance | 0.1 | (1.4) | ||||||||||||
| Other | 0.8 | 0.1 | ||||||||||||
| Effective income tax rate | 25.0 | % | 23.7 | % | ||||||||||
| (in thousands) | Nine Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | $ Change | % Change | ||||||||||||||||||||
| Investment advisory and administration fees | |||||||||||||||||||||||
| 
              Open-end funds
             | $ | 214,511 | $ | 187,849 | $ | 26,662 | 14.2 | % | |||||||||||||||
| 
              Institutional accounts
             | 98,231 | 93,487 | $ | 4,744 | 5.1 | % | |||||||||||||||||
| 
              Closed-end funds
             | 76,202 | 73,983 | $ | 2,219 | 3.0 | % | |||||||||||||||||
| Total | 388,944 | 355,319 | $ | 33,625 | 9.5 | % | |||||||||||||||||
| Distribution and service fees | 21,863 | 20,692 | $ | 1,171 | 5.7 | % | |||||||||||||||||
| Other | 1,506 | 1,623 | $ | (117) | (7.2) | % | |||||||||||||||||
| Total revenue | $ | 412,313 | $ | 377,634 | $ | 34,679 | 9.2 | % | |||||||||||||||
| (in thousands) | Nine Months Ended September 30, | ||||||||||||||||||||||
| 2025 | 2024 | $ Change | % Change | ||||||||||||||||||||
| Employee compensation and benefits | $ | 168,390 | $ | 161,476 | $ | 6,914 | 4.3 | % | |||||||||||||||
| Distribution and service fees | 47,224 | 41,404 | $ | 5,820 | 14.1 | % | |||||||||||||||||
| General and administrative | 52,022 | 44,351 | $ | 7,671 | 17.3 | % | |||||||||||||||||
| Depreciation and amortization | 7,251 | 6,863 | $ | 388 | 5.7 | % | |||||||||||||||||
| Total expenses | $ | 274,887 | $ | 254,094 | $ | 20,793 | 8.2 | % | |||||||||||||||
| (in thousands) | 
              Nine Months Ended September 30, 2025
             | ||||||||||||||||
| 
              Consolidated
             
              Funds (1)
             | Corporate - Seed and Other | Total | |||||||||||||||
| Interest and dividend income | $ | 3,684 | $ | 13,108 | $ | 16,792 | |||||||||||
| 
              Gain (loss) from investments-net 
             | 8,817 | 2,143 | 10,960 | ||||||||||||||
| Foreign currency gain (loss)-net | (253) | (2,583) | (2,836) | ||||||||||||||
| Total non-operating income (loss) | 12,248 | 12,668 | 24,916 | ||||||||||||||
| Net (income) loss attributable to noncontrolling interests | (8,357) | - | (8,357) | ||||||||||||||
| Non-operating income (loss) attributable to the Company | $ | 3,891 | $ | 12,668 | $ | 16,559 | |||||||||||
| (in thousands) | 
              Nine Months Ended September 30, 2024
             | ||||||||||||||||
| 
              Consolidated
             
              Funds (1)
             | Corporate - Seed and Other | Total | |||||||||||||||
| Interest and dividend income | $ | 2,800 | $ | 11,596 | $ | 14,396 | |||||||||||
| 
              Gain (loss) from investments-net 
             | 18,499 | (558) | 17,941 | ||||||||||||||
| Foreign currency gain (loss)-net | (545) | (1,496) | (2,041) | ||||||||||||||
| Total non-operating income (loss) | 20,754 | 9,542 | 30,296 | ||||||||||||||
| Net (income) loss attributable to noncontrolling interests | (14,331) | - | (14,331) | ||||||||||||||
| Non-operating income (loss) attributable to the Company | $ | 6,423 | $ | 9,542 | $ | 15,965 | |||||||||||
| Nine Months Ended September 30, | ||||||||||||||
| 2025 | 2024 | |||||||||||||
| U.S. statutory tax rate | 21.0 | % | 21.0 | % | ||||||||||
| State and local income taxes, net of federal benefit | 2.9 | 2.8 | ||||||||||||
| Non-deductible executive compensation | 1.7 | 1.2 | ||||||||||||
| Excess tax benefits related to the vesting and delivery of restricted stock units | (2.1) | (0.2) | ||||||||||||
| Unrecognized tax benefit adjustments | (0.5) | 0.3 | ||||||||||||
| Valuation allowance | (0.1) | (0.7) | ||||||||||||
| Other | 0.2 | - | * | |||||||||||
| Effective income tax rate | 23.1 | % | 24.4 | % | ||||||||||
| Three Months Ended September 30, | Nine Months Ended September 30, | |||||||||||||||||||||||||
| (in thousands, except per share data) | 2025 | 2024 | 2025 | 2024 | ||||||||||||||||||||||
| Net income attributable to common stockholders, U.S. GAAP | $ | 41,711 | $ | 39,668 | $ | 118,338 | $ | 105,443 | ||||||||||||||||||
| 
              Seed investments-net (1)
             | (1,320) | (3,458) | (4,893) | (4,545) | ||||||||||||||||||||||
| 
              Accelerated vesting of restricted stock units
             | 1,142 | 2,336 | 3,346 | 7,043 | ||||||||||||||||||||||
| 
              Lease transition and other costs - 280 Park Avenue(2)
             | - | - | - | 807 | ||||||||||||||||||||||
| 
              Fund launch and rights offering costs (3) 
             | 650 | - | 650 | - | ||||||||||||||||||||||
| 
              Other non-recurring expenses (4)
             | - | - | 616 | 1,196 | ||||||||||||||||||||||
| 
              Foreign currency exchange (gain) loss-net (5)
             | (677) | 2,191 | 3,034 | 1,765 | ||||||||||||||||||||||
| 
              Tax effects of adjustments above
             | (132) | (1,102) | (789) | (2,647) | ||||||||||||||||||||||
| 
              Tax effects of discrete tax items (6)
             | 346 | 71 | (2,905) | (171) | ||||||||||||||||||||||
| Net income attributable to common stockholders, as adjusted | $ | 41,720 | $ | 39,706 | $ | 117,397 | $ | 108,891 | ||||||||||||||||||
| Diluted weighted average shares outstanding | 51,572 | 51,428 | 51,488 | 50,681 | ||||||||||||||||||||||
| Diluted earnings per share, U.S. GAAP | $ | 0.81 | $ | 0.77 | $ | 2.30 | $ | 2.08 | ||||||||||||||||||
| 
              Seed investments-net (1)
             | (0.03) | (0.07) | (0.10) | (0.09) | ||||||||||||||||||||||
| 
              Accelerated vesting of restricted stock units
             | 0.02 | 0.05 | 0.07 | 0.14 | ||||||||||||||||||||||
| 
              Lease transition and other costs - 280 Park Avenue(2)
             | - | - | - | 0.02 | ||||||||||||||||||||||
| 
              Fund launch and rights offering costs (3)
             | 0.01 | - | 0.01 | - | ||||||||||||||||||||||
| 
              Other non-recurring expenses (4)
             | - | - | 0.01 | 0.02 | ||||||||||||||||||||||
| 
              Foreign currency exchange (gain) loss-net (5)
             | (0.01) | 0.04 | 0.06 | 0.03 | ||||||||||||||||||||||
| 
              Tax effects of adjustments above
             | - | * | (0.02) | (0.01) | (0.05) | |||||||||||||||||||||
| 
              Tax effects of discrete tax items (6)
             | 0.01 | - | * | (0.06) | - | * | ||||||||||||||||||||
| Diluted earnings per share, as adjusted | $ | 0.81 | $ | 0.77 | $ | 2.28 | $ | 2.15 | ||||||||||||||||||
| Three Months Ended September 30, | Nine Months Ended September 30, | ||||||||||||||||||||||
| (in thousands, except percentages) | 2025 | 2024 | 2025 | 2024 | |||||||||||||||||||
| Revenue, U.S. GAAP | $ | 141,720 | $ | 133,203 | $ | 412,313 | $ | 377,634 | |||||||||||||||
| 
              Fund related amounts (1)
             | (783) | 230 | (2,266) | 731 | |||||||||||||||||||
| Revenue, as adjusted | $ | 140,937 | $ | 133,433 | $ | 410,047 | $ | 378,365 | |||||||||||||||
| Expenses, U.S. GAAP | $ | 92,819 | $ | 88,330 | $ | 274,887 | $ | 254,094 | |||||||||||||||
| 
              Fund related amounts (1)
             | (967) | (184) | (3,009) | (540) | |||||||||||||||||||
| 
              Accelerated vesting of restricted stock units
             | (1,142) | (2,336) | (3,346) | (7,043) | |||||||||||||||||||
| 
              Lease transition and other costs - 280 Park Avenue(2)
             | - | - | - | (807) | |||||||||||||||||||
| 
              Fund launch and rights offering costs (3)
             | (650) | - | (650) | - | |||||||||||||||||||
| 
              Other non-recurring expenses (4)
             | - | - | (616) | (1,196) | |||||||||||||||||||
| Expenses, as adjusted | $ | 90,060 | $ | 85,810 | $ | 267,266 | $ | 244,508 | |||||||||||||||
| Operating income, U.S. GAAP | $ | 48,901 | $ | 44,873 | $ | 137,426 | $ | 123,540 | |||||||||||||||
| 
              Fund related amounts (1)
             | 184 | 414 | 743 | 1,271 | |||||||||||||||||||
| 
              Accelerated vesting of restricted stock units
             | 1,142 | 2,336 | 3,346 | 7,043 | |||||||||||||||||||
| 
              Lease transition and other costs - 280 Park Avenue(2)
             | - | - | - | 807 | |||||||||||||||||||
| 
              Fund launch and rights offering costs (3)
             | 650 | - | 650 | - | |||||||||||||||||||
| 
              Other non-recurring expenses (4)
             | - | - | 616 | 1,196 | |||||||||||||||||||
| Operating income, as adjusted | $ | 50,877 | $ | 47,623 | $ | 142,781 | $ | 133,857 | |||||||||||||||
| Operating margin, U.S. GAAP | 34.5 | % | 33.7 | % | 33.3 | % | 32.7 | % | |||||||||||||||
| Operating margin, as adjusted | 36.1 | % | 35.7 | % | 34.8 | % | 35.4 | % | |||||||||||||||
| Three Months Ended September 30, | Nine Months Ended September 30, | ||||||||||||||||||||||
| (in thousands) | 2025 | 2024 | 2025 | 2024 | |||||||||||||||||||
| Non-operating income (loss), U.S. GAAP | $ | 6,657 | $ | 22,703 | $ | 24,916 | $ | 30,296 | |||||||||||||||
| 
              Seed investments-net (1)
             | (1,427) | (19,487) | (13,993) | (20,147) | |||||||||||||||||||
| 
              Foreign currency exchange (gain) loss-net (2)
             | (677) | 2,191 | 3,034 | 1,765 | |||||||||||||||||||
| Non-operating income (loss), as adjusted | $ | 4,553 | $ | 5,407 | $ | 13,957 | $ | 11,914 | |||||||||||||||
| (in thousands) | September 30, 2025 | December 31, 2024 | |||||||||
| Cash and cash equivalents | $ | 98,054 | $ | 182,974 | |||||||
| U.S. Treasury securities | 158,947 | 109,086 | |||||||||
| Liquid seed investments-net | 107,262 | 68,858 | |||||||||
| Other current assets | 67,397 | 75,959 | |||||||||
| Current liabilities | (91,975) | (105,396) | |||||||||
| Net liquid assets | $ | 339,685 | $ | 331,481 | |||||||
| Nine Months Ended September 30, | |||||||||||
| (in thousands) | 2025 | 2024 | |||||||||
| Cash Flow Data: | |||||||||||
| Net cash provided by (used in) operating activities | $ | (121,502) | $ | 61,862 | |||||||
| Net cash provided by (used in) investing activities | (30,724) | (142,822) | |||||||||
| Net cash provided by (used in) financing activities | 66,254 | 5,061 | |||||||||
| Net increase (decrease) in cash and cash equivalents | (85,972) | (75,899) | |||||||||
| Effect of foreign exchange rate changes on cash and cash equivalents | 1,437 | 1,988 | |||||||||
| Cash and cash equivalents, beginning of the period | 183,162 | 189,603 | |||||||||
| Cash and cash equivalents, end of the period | $ | 98,627 | $ | 115,692 | |||||||