Frank Witney - 20 Apr 2026 Form 4 Insider Report for Alamar Biosciences, Inc. (ALMR)

Reporting relationship: Director
Issuer ticker: ALMR
Reported as of: 20 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 20 Apr 2026, 20:37:03 UTC
Prior SEC filing: 16 Apr 2026
Next SEC filing: 11 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Timothy White, Attorney-in-Fact

Key filing fact

Frank Witney filed Form 4 for Alamar Biosciences, Inc. (ALMR) on 20 Apr 2026.

Key facts

This page summarizes Frank Witney's Form 4 filing for Alamar Biosciences, Inc. (ALMR).
6 reported transactions and 6 derivative rows are listed below.
Accepted by SEC: 20 Apr 2026, 20:37.

Change

Previous filing in this sequence was filed on 16 Apr 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001455312 Primary reporting owner

Witney Frank

Relationship: Director
Address: C/O ALAMAR BIOSCIENCES, INC., 47071 BAYSIDE PARKWAY, FREMONT
Signature: /s/ Timothy White, Attorney-in-Fact
Signature date: 20 Apr 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ALMR transaction Derivative

Stock Option (Right to Buy)

Other

Transaction value
Shares: -49,627
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 20 Apr 2026
Ownership: Direct
Underlying class: Class B Common Stock
Underlying amount: 49,627
Exercise price: $0.5900
Footnotes: F1, F2

ALMR transaction Derivative

Stock Option (Right to Buy)

Other

Transaction value
Shares: +49,627
Change %
Price: $0.000000^*
Shares after: 49,627
Date: 20 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 49,627
Exercise price: $0.5900
Footnotes: F1, F2

ALMR transaction Derivative

Stock Option (Right to Buy)

Other

Transaction value
Shares: -33,085
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 20 Apr 2026
Ownership: Direct
Underlying class: Class B Common Stock
Underlying amount: 33,085
Exercise price: $3.10
Footnotes: F1, F3

ALMR transaction Derivative

Stock Option (Right to Buy)

Other

Transaction value
Shares: +33,085
Change %
Price: $0.000000^*
Shares after: 33,085
Date: 20 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 33,085
Exercise price: $3.10
Footnotes: F1, F3

ALMR transaction Derivative

Stock Option (Right to Buy)

Other

Transaction value
Shares: -124,069
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 20 Apr 2026
Ownership: Direct
Underlying class: Class B Common Stock
Underlying amount: 124,069
Exercise price: $7.60
Footnotes: F1, F4

ALMR transaction Derivative

Stock Option (Right to Buy)

Other

Transaction value
Shares: +124,069
Change %
Price: $0.000000^*
Shares after: 124,069
Date: 20 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 124,069
Exercise price: $7.60
Footnotes: F1, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Each share of Class B Common Stock was reclassified into one share of Common Stock immediately prior to the completion of the initial public offering of the Issuer's Common Stock.

Footnote F2

Fully vested.

Footnote F3

The shares subject to the option vest in equal monthly installments over 48 months measured from January 1, 2025, subject to the reporting person's continuous service as of each such vesting date.

Footnote F4

Twenty-five percent of the shares subject to the option vest on January 15, 2027, and 1/48th of the shares vest monthly thereafter, subject to the reporting person's continuous service through each such vesting date.