Robert N. Fried - 24 Apr 2026 Form 4 Insider Report for Niagen Bioscience, Inc. (NAGE)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: NAGE
Reported as of: 24 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 27 Apr 2026, 08:33:59 UTC
Prior SEC filing: 24 Feb 2026
Next SEC filing: 08 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Jeong James Lee, Attorney-in-Fact

Key filing fact

Robert N. Fried filed Form 4 for Niagen Bioscience, Inc. (NAGE) on 27 Apr 2026.

Key facts

This page summarizes Robert N. Fried's Form 4 filing for Niagen Bioscience, Inc. (NAGE).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 27 Apr 2026, 08:33.

Change

Previous filing in this sequence was filed on 24 Feb 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 0001417952 Primary reporting owner

Fried Robert N

Relationship: Chief Executive Officer, Director
Address: 10900 WILSHIRE BLVD. SUITE 600, LOS ANGELES
Signature: /s/ Jeong James Lee, Attorney-in-Fact
Signature date: 27 Apr 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NAGE transaction

Common Stock

Options Exercise

Transaction value
Shares: +20,000
Change %: +1.9%
Price: $2.61^*
Shares after: 1,058,981
Date: 24 Apr 2026
Ownership: Direct
Footnotes: F1

NAGE holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 95,001
Date: 24 Apr 2026
Ownership: By Fried-Travis Revocable Trust U/A Dated 06/02/1999

NAGE holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 250,000
Date: 24 Apr 2026
Ownership: By US Trust Co. of Delaware Trustee of The Jeremy W Fried 2020 Irrevocable Trust dated 02/26/2020
Footnotes: F2

NAGE holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 250,000
Date: 24 Apr 2026
Ownership: By US Trust Co. of Delaware Trustee of The Benjamin A Fried 2020 Irrevocable Trust dated 02/26/2020
Footnotes: F2

NAGE holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 12,746
Date: 24 Apr 2026
Ownership: See Footnote
Footnotes: F3

Reported derivative securities

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

NAGE transaction Derivative

Stock Options (right to buy)

Options Exercise

Transaction value
Shares: -20,000
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 24 Apr 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 20,000
Exercise price: $2.61

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

The Reporting Person exercised the stock options reported on this Form 4 in advance of their expiration on November 15, 2026, paying the exercise price with cash, and has not sold any of the shares received upon exercise.

Footnote F2

The Reporting Person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of the securities for purposes of Section 16 or for any other purpose.

Footnote F3

6,745 shares of Common Stock held by Jeremy Fried and 6,001 shares of Common Stock held by Benjamin Fried, who are sons of Robert Fried.