Alamar Biosciences Inc.

04/20/2026 | Press release | Distributed by Public on 04/20/2026 18:46

Statement of Changes in Beneficial Ownership (Form 4)

FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Illumina Innovation Fund II GP, L.L.C.
2. Issuer Name and Ticker or Trading Symbol
Alamar Biosciences, Inc. [ALMR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle)
500 LINCOLN CENTRE DRIVE, SUITE 110,
3. Date of Earliest Transaction (Month/Day/Year)
04/16/2026
(Street)
FOSTER CITY, CA 94404
4. If Amendment, Date Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City) (State) (Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class B Common Stock 04/20/2026 C(1) 4,588,364 A (1) 4,588,364 I See footnote(2)
Class B Common Stock 04/20/2026 C(3) 922,152 A (3) 5,510,516 I See footnote(2)
Class B Common Stock 04/20/2026 J(4) 5,510,516 D (4) 0 I See footnote(2)
Common Stock 04/20/2026 J(4) 5,510,516 A (4) 5,510,516 I See footnote(2)
Common Stock 04/20/2026 C(5) 346,020 A (5) 5,856,536 I See footnote(2)
Common Stock 04/20/2026 C(5) 271,782 A (5) 271,782 I See footnote(6)
Common Stock 04/20/2026 P 235,294 A $17 507,076 I See footnote(6)
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Series A-3 Preferred Stock (1) 04/20/2026 C 3,194,377 (1) (1) Class B Common Stock 1,321,082 $ 0 0 I See Footnote(2)
Series A-4 Preferred Stock (1) 04/20/2026 C 2,862,507 (1) (1) Class B Common Stock 1,183,832 $ 0 0 I See Footnote(2)
Series B Preferred Stock (3) 04/20/2026 C 2,094,266 (3) (3) Class B Common Stock 922,152 $ 0 0 I See Footnote(2)
Series C Preferred Stock (1) 04/20/2026 C 5,037,783 (1) (1) Class B Common Stock 2,083,450 $ 0 0 I See Footnote(2)
Convertible Promissory Note (5) 04/20/2026 C $5,000,000 (5) (5) Common Stock 346,020 $ 0 0 I See Footnote(2)
Convertible Promissory Note (5) 04/20/2026 C $3,927,259.98 (5) (5) Common Stock 271,782 $ 0 0 I See Footnote(6)

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Illumina Innovation Fund II GP, L.L.C.
500 LINCOLN CENTRE DRIVE, SUITE 110
FOSTER CITY, CA 94404
X
Illumina Innovation Fund II, L.P.
500 LINCOLN CENTRE DRIVE
SUITE 110
FOSTER CITY, CA 94404
X
Illumina Innovation Fund III GP, L.L.C.
500 LINCOLN CENTRE DRIVE
SUITE 110
FOSTER CITY, CA 94404
X
Illumina Innovation Fund III, L.P.
500 LINCOLN CENTRE DRIVE
SUITE 110
FOSTER CITY, CA 94404
X
Naclerio Nicholas
500 LINCOLN CENTRE DRIVE
SUITE 110
FOSTER CITY, CA 94404
X

Signatures

/s/ Nicholas Naclerio, Managing Member of Illumina Innovation Fund II GP, L.L.C. 04/20/2026
**Signature of Reporting Person Date
/s/ Nicholas Naclerio, Managing Member of Illumina Innovation Fund II GP, L.L.C., the general partner of Illumina Innovation Fund II, L.P. 04/20/2026
**Signature of Reporting Person Date
/s/ Nicholas Naclerio, Managing Member of Illumina Innovation Fund III GP, L.L.C. 04/20/2026
**Signature of Reporting Person Date
/s/ Nicholas Naclerio, Managing Member of Illumina Innovation Fund III GP, L.L.C., the general partner of Illumina Innovation Fund III, L.P. 04/20/2026
**Signature of Reporting Person Date
/s/ Nicholas Naclerio 04/20/2026
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The Series A-3 Preferred Stock, Series A-4 Preferred Stock and Series C Preferred Stock are convertible into shares of Class B Common Stock on a 1-for-2.418 basis and have no expiration date. The Series A-3 Preferred Stock, Series A-4 Preferred Stock and Series C Preferred Stock automatically converted into shares of Class B Common Stock in connection with the closing of the initial public offering of the Issuer's Common Stock (the "IPO").
(2) The securities are held by Illumina Innovation Fund II, L.P. ("IIF II"). Illumina Innovation Fund II GP, L.L.C. ("IIF II GP") is the general partner of IIF II. Nicholas Naclerio ("Mr. Naclerio"), a member of the Issuer's board of directors, is the sole managing member of IIF II GP and may be deemed to have voting, investment and dispositive power with respect to the securities held by IIF II. Each of IIF II GP and Mr. Naclerio disclaim beneficial ownership over the securities held by IIF II, except to the extent of their respective pecuniary interests therein, if any.
(3) The Series B Preferred Stock is convertible into shares of Class B Common Stock on a 1-for-2.271 basis and has no expiration date. The Series B Preferred Stock automatically converted into shares of Class B Common Stock in connection with the closing of the IPO.
(4) Each share of Class B Common Stock was reclassified into one share of Common Stock immediately prior to the completion of the IPO.
(5) Reflects a convertible note that is convertible into shares of Common Stock of the Issuer. The convertible note has a maturity date of July 8, 2027. The principal amount of the convertible note was automatically converted into shares of Common Stock of the Issuer upon the closing of the Issuer's IPO at a conversion price equal to the initial public offering price of the Issuer's Common Stock multiplied by 0.85.
(6) The securities are held by Illumina Innovation Fund III, L.P. ("IIF III"). Illumina Innovation Fund III GP, L.L.C. ("IIF III GP") is the general partner of IIF III. Mr. Naclerio, a member of the Issuer's board of directors, is the sole managing member of IIF III GP and may be deemed to have voting, investment and dispositive power with respect to the securities held by IIF III. Each of IIF III GP and Mr. Naclerio disclaim beneficial ownership over the securities held by IIF III, except to the extent of their respective pecuniary interests therein, if any.
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.
Alamar Biosciences Inc. published this content on April 20, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on April 21, 2026 at 00:46 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]