10/30/2025 | Press release | Distributed by Public on 10/30/2025 08:07
| 
              Class A
             | 
              Class M
             | 
              Class C
             | 
              Class I
             | 
              Class Z
             | |
| 
              Maximum sales charge (load) on purchases (as a % of offering price)
             | 
              5.75% 
             | 
              3.50% 
             | 
              None 
             | 
              None 
             | 
              None 
             | 
| 
              Maximum contingent deferred sales charge (as a % of the lesser of original purchase price or redemption
             
              proceeds)
             | 
              None  A
             | 
              None  A
             | 
              1.00% B
             | 
              None 
             | 
              None  
             | 
| 
              Class A
             | 
              Class M
             | 
              Class C
             | 
              Class I
             | 
              Class Z
             | |
| 
              Management fee
             | 
              0.65% A
             | 
              0.65%   A
             | 
              0.65%   A
             | 
              0.66%   A
             | 
              0.54%   A
             | 
| 
              Distribution and/or Service (12b-1) fees
             | 
              0.25%   
             | 
              0.50%   
             | 
              1.00%   
             | 
              None   
             | 
              None   
             | 
| 
              Other expenses
             | 
              0.01%   A
             | 
              0.01%   A
             | 
              0.01%   A
             | 
              0.00%   A
             | 
              0.01%   A
             | 
| 
              Total annual operating expenses
             | 
              0.91%   
             | 
              1.16%   
             | 
              1.66%   
             | 
              0.66%   
             | 
              0.55%   
             | 
| 
              Class A
             | 
              Class M
             | 
              Class C
             | 
              Class I
             | 
              Class Z
             | ||||||||||||||||
| 
              Sell All
             
              Shares
             | 
              Hold
             
              Shares
             | 
              Sell All
             
              Shares
             | 
              Hold
             
              Shares
             | 
              Sell All
             
              Shares
             | 
              Hold
             
              Shares
             | 
              Sell All
             
              Shares
             | 
              Hold
             
              Shares
             | 
              Sell All
             
              Shares
             | 
              Hold
             
              Shares
             | |||||||||||
| 
              1 year
             | 
              $
             | 
              663
             | 
              $
             | 
              663
             | 
              $
             | 
              464
             | 
              $
             | 
              464
             | 
              $
             | 
              269
             | 
              $
             | 
              169
             | 
              $
             | 
              67
             | 
              $
             | 
              67
             | 
              $
             | 
              56
             | 
              $
             | 
              56
             | 
| 
              3 years
             | 
              $
             | 
              848
             | 
              $
             | 
              848
             | 
              $
             | 
              706
             | 
              $
             | 
              706
             | 
              $
             | 
              523
             | 
              $
             | 
              523
             | 
              $
             | 
              211
             | 
              $
             | 
              211
             | 
              $
             | 
              176
             | 
              $
             | 
              176
             | 
| 
              5 years
             | 
              $
             | 
              1,050
             | 
              $
             | 
              1,050
             | 
              $
             | 
              966
             | 
              $
             | 
              966
             | 
              $
             | 
              902
             | 
              $
             | 
              902
             | 
              $
             | 
              368
             | 
              $
             | 
              368
             | 
              $
             | 
              307
             | 
              $
             | 
              307
             | 
| 
              10 years
             | 
              $
             | 
              1,630
             | 
              $
             | 
              1,630
             | 
              $
             | 
              1,710
             | 
              $
             | 
              1,710
             | 
              $
             | 
              1,766
             | 
              $
             | 
              1,766
             | 
              $
             | 
              822
             | 
              $
             | 
              822
             | 
              $
             | 
              689
             | 
              $
             | 
              689
             | 
| 
              2015
             | 
              2016
             | 
              2017
             | 
              2018
             | 
              2019
             | 
              2020
             | 
              2021
             | 
              2022
             | 
              2023
             | 
              2024
             | |
| 
              7.40%
             | 
              11.94%
             | 
              49.86%
             | 
              -8.79%
             | 
              51.07%
             | 
              63.71%
             | 
              21.97%
             | 
              -36.87%
             | 
              59.83%
             | 
              35.28%
             | 
| 
              During the periods shown in the chart for Technology Portfolio:
             | 
              Returns
             | 
              Quarter ended
             | 
| 
                 Highest Quarter Return
             | 
              36.41%
             | 
              June 30, 2020
             | 
| 
                 Lowest Quarter Return
             | 
              -25.71%
             | 
              June 30, 2022
             | 
| 
                 Year-to-Date Return
             | 
              21.27%
             | 
              September 30, 2025
             | 
| 
              For the periods ended December 31, 2024
             | 
              Past 1
             
              year
             | 
              Past 5
             
              years
             | 
              Past 10
             
              years
             | 
| 
              Technology Portfolio
             | |||
| 
              Return Before Taxes
             | 
              35.28%
             | 
              22.20%
             | 
              21.07%
             | 
| 
              Return After Taxes on Distributions
             | 
              33.71%
             | 
              19.69%
             | 
              18.66%
             | 
| 
              Return After Taxes on Distributions and Sale of Fund Shares
             | 
              21.78%
             | 
              17.25%
             | 
              16.96%
             | 
| 
              MSCI U.S. IMI Information Technology 25-50 Index
             
              (reflects no deduction for fees, expenses, or taxes)
             | 
              29.38%
             | 
              21.55%
             | 
              20.54%
             | 
| 
              S&P 500® Index
             
              (reflects no deduction for fees, expenses, or taxes)
             | 
              25.02%
             | 
              14.53%
             | 
              13.10%
             | 
| 
              Fidelity Investments
             
              P.O. Box 770002
             
              Cincinnati, OH 45277-0081
             | 
              Overnight Express:
             
              Fidelity Investments
             
              100 Crosby Parkway
             
              Covington, KY 41015
             | 
| 
              1.9921110.100
             | 
              ATEC-SUM-1025
             |