COLUMN GROUP III GP, LP - 24 Feb 2026 Form 4 Insider Report for Tenaya Therapeutics, Inc. (TNYA)

Reporting relationship: 10%+ Owner
Issuer ticker: TNYA
Reported as of: 24 Feb 2026
Net transaction value: -$2,380,189
SEC form: 4
Accepted by SEC: 26 Feb 2026, 16:23:09 UTC
Prior SEC filing: 24 Feb 2026
Source filing: View source filing
Reporting owner signature: The Column Group III GP, LP /s/James Evangelista, Attorney-in-Fact

Key filing fact

COLUMN GROUP III GP, LP filed Form 4 for Tenaya Therapeutics, Inc. (TNYA) on 26 Feb 2026.

Key facts

This page summarizes COLUMN GROUP III GP, LP's Form 4 filing for Tenaya Therapeutics, Inc. (TNYA).
4 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 26 Feb 2026, 16:23.

Change

Previous filing in this sequence was filed on 24 Feb 2026.
Current net transaction value: -$2,380,189.

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 (8)

CIK 0001790965 Primary reporting owner

COLUMN GROUP III GP, LP

Relationship: 10%+ Owner
Address: 1 LETTERMAN DR, BLDG. D, STE. DM-900, SAN FRANCISCO
Signature: The Column Group III GP, LP /s/James Evangelista, Attorney-in-Fact
Signature date: 26 Feb 2026

CIK 0001668159

COLUMN GROUP III, LP

Relationship: 10%+ Owner
Address: 1 LETTERMAN DRIVE, BLDG. D, STE DM-900, SAN FRANCISCO
Signature: The Column Group III, LP by The Column Group III GP, LP, its general partner /s/ James Evangelista Attorney-in-Fact
Signature date: 26 Feb 2026

CIK 0001668085

COLUMN GROUP III-A, LP

Relationship: 10%+ Owner
Address: 1 LETTERMAN DR, BLDG. D, STE, DM-900, SAN FRANCISCO
Signature: The Column Group III-A, LP. by The Column Group III GP, LP, its general partner /s/ James Evangelista Attorney-in-Fact
Signature date: 26 Feb 2026

CIK 0001931825

Column Group Opportunity III, LP

Relationship: 10%+ Owner
Address: 1 LETTERMAN DRIVE, BUILDING D, SUITE DM-900, SAN FRANCISCO
Signature: /s/ James Evangelista, as Attorney-in-Fact for The Column Group Opportunity III LP
Signature date: 26 Feb 2026

CIK 0001932874

Column Group Opportunity III GP, LP

Relationship: 10%+ Owner
Address: 1 LETTERMAN DRIVE, BUILDING D, SUITE DM-900, SAN FRANCISCO
Signature: /s/ James Evangelista, as Attorney-in-Fact for The Column Group Opportunity III GP LP
Signature date: 26 Feb 2026

CIK 0001932445

TCG Opportunity III GP, LLC

Relationship: 10%+ Owner
Address: 1 LETTERMAN DRIVE, BUILDING D, SUITE DM-900, SAN FRANCISCO
Signature: /s/ James Evangelista, as Attorney-in-Fact for TCG Opportunity III GP, LLC
Signature date: 26 Feb 2026

CIK 0001614186

Kutzkey Tim

Relationship: 10%+ Owner
Address: 1 LETTERMAN DRIVE, BUILDING D, SUITE DM-900, SAN FRANCISCO
Signature: /s/ James Evangelista, as Attorney-in-Fact for Tim Kutzkey
Signature date: 26 Feb 2026

CIK 0001606074

Svennilson Peter

Relationship: 10%+ Owner
Address: 1 LETTERMAN DRIVE, BUILDING D, SUITE DM-900, SAN FRANCISCO
Signature: /s/ James Evangelista, as Attorney-in-Fact for Peter Svennilson
Signature date: 26 Feb 2026

Reported non-derivative transactions

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

TNYA transaction

Common Stock

Sale

Transaction value: $190,268
Shares: -309,228
Change %: -16%
Price: $0.6153
Shares after: 1,649,281
Date: 24 Feb 2026
Ownership: See Footnote
Footnotes: F1, F2

TNYA transaction

Common Stock

Sale

Transaction value: $214,870
Shares: -349,212
Change %: -16%
Price: $0.6153
Shares after: 1,862,545
Date: 24 Feb 2026
Ownership: See Footnote
Footnotes: F1, F3

TNYA transaction

Common Stock

Sale

Transaction value: $927,556
Shares: -1,649,281
Change %: -100%
Price: $0.5624
Shares after: 0
Date: 25 Feb 2026
Ownership: See Footnote
Footnotes: F2, F4

TNYA transaction

Common Stock

Sale

Transaction value: $1,047,495
Shares: -1,862,545
Change %: -100%
Price: $0.5624
Shares after: 0
Date: 25 Feb 2026
Ownership: See Footnote
Footnotes: F3, F4

TNYA holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 49,313,559
Date: 24 Feb 2026
Ownership: See Footnote
Footnotes: F5

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $0.584 to $0.6392, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

Footnote F2

The securities are directly held by The Column Group III, LP ("TCG III LP"). TCG III GP is the general partner of TCG III LP and may be deemed to have voting, investment and dispositive power with respect to these securities. The managing partners of TCG III GP are Peter Svennilson and Tim Kutzkey (together, the "Managing Partners"). The Managing Partners may be deemed to share voting, investment and dispositive power with respect to such shares. TCG III GP and each of the Managing Partners disclaim beneficial ownership of these shares, except to the extent of their respective pecuniary interest in such shares.

Footnote F3

The securities are directly held by The Column Group III-A, LP ("TCG III-A LP"). TCG III GP is the general partner of TCG III-A LP and may be deemed to have voting, investment and dispositive power with respect to these securities. The managing partners of TCG III GP are the Managing Partners. The Managing Partners may be deemed to share voting, investment and dispositive power with respect to such shares. TCG III GP and each of the Managing Partners disclaim beneficial ownership of these shares, except to the extent of their respective pecuniary interest in such shares.

Footnote F4

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $0.55 to $0.641, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4.

Footnote F5

The securities are directly held by TCG Opportunity III LP. The Column Group Opportunity III GP, LP ("TCG Opportunity III GP LP") is the general partner of TCG Opportunity III LP and may be deemed to have voting, investment and dispositive power with respect to these securities. TCG Opportunity III GP, LLC ("TCG Opportunity III GP LLC") is the general partner of TCG Opportunity III GP LP and the ultimate general partner of TCG Opportunity III LP and may be deemed to have voting, investment and dispositive power with respect to these securities. The managing members of TCG Opportunity III GP LLC are the Managing Partners. The Managing Partners may be deemed to share voting, investment and dispositive power with respect to such securities. TCG Opportunity III GP LP, TCG Opportunity III GP LLC and each of the Managing Partners disclaim beneficial ownership of these securities, except to the extent of their respective pecuniary interest in such securities.