$TNYA

$0.40 -$0.01 (1.76%) Close

$TNYA Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 224.2M shares outstanding

Who owns TNYA?

By type of holder

Institutions 23.8% Insiders 13.7% Everyone else 62.5%

Concentration Top 10 holders own 128.5%

TCG Opportunity III GP, LLC 22.0% · The Column Group Opportunity III GP, LP 22.0%

Institutional ownership

23.8%

-0.4 pts vs last qtr

Institutional holders

100

-3 vs last qtr

Net shares bought

−896.8K

by institutions in Q2 2026

New / sold out

18 / 21

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Gsa Capital Partners LLP +1.6M
Millennium Management LLC +973.0K

Biggest sellers in Q2 2026

Kalehua Capital Management LLC SOLD OUT −2.0M
Vanguard Capital Management LLC −1.4M

Who is planning to sell?

Notices of proposed sale, last 12 months

$6.38M

12 notices from 4 people

Shares covered

9.4M

4.21% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Column Group Iii-A, LP 10% stockholder $3.34M
Column Group III, LP 10% stockholder $3M

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+762.6%

+71.38% a year

Each share's claim on the business

−88.4%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$13K vs $59.3M

over 5 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years48% 1–3 years17% Under 1 year35%

Quarterly turnover

13.8%

of institutional shares changed hands

Top 10 managers, median time held

1.3 years

Super Investors

Investment managers reporting TNYA on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
VC Vanguard Capital Management LLC	7.1M	3.17%	−1.4M (−16.3%)	2021	0.0%
Shares held by quarter Peak holding8.5M (Q1'26) Change over 8 quarters+7.1M Share of the company3.170% Vanguard Capital Management LLC's full portfolio →
MM Millennium Management LLC	6.4M	2.87%	+973.0K (+17.8%)	2022	0.0%
Shares held by quarter Peak holding6.4M (Q2'26) Change over 8 quarters+6.1M Share of the company2.870% Millennium Management LLC's full portfolio →

Vanguard Capital Management LLC

7.1M

% of company

3.17%

Change vs last qtr

−1.4M (−16.3%)

Held since

2021

Millennium Management LLC

6.4M

% of company

2.87%

Change vs last qtr

+973.0K (+17.8%)

Held since

2022

28 more super investors behind a free account

See every manager holding Tenaya Therapeutics, Inc., how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting TNYA on Form N-PORT; together they hold 4.7% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$3.8M	5.1M	2.29%	0.00%	June 30, 2026
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$1.31M	1.8M	0.79%	0.00%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$3.8M

% of company

2.29%

% of the fund

0.00%

As of

June 30, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$1.31M

% of company

0.79%

% of the fund

0.00%

As of

June 30, 2026

19 more funds behind a free account

See every fund holding Tenaya Therapeutics, Inc. and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
TO TCG Opportunity III GP, LLC 5%+ holder 13D · 23.1%	49.3M	21.99%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company21.990% Disclosed stake13D · 23.1% View the 13D/G filing →
CG The Column Group Opportunity III GP, LP 5%+ holder 13D · 23.1%	49.3M	21.99%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company21.990% Disclosed stake13D · 23.1% View the 13D/G filing →

TCG Opportunity III GP, LLC

5%+ holder13D · 23.1%

49.3M

% of company

21.99%

Change vs last qtr

—

Held since

—

The Column Group Opportunity III GP, LP

5%+ holder13D · 23.1%

49.3M

% of company

21.99%

Change vs last qtr

—

Held since

—

11 more holders behind a free account

See every insider and 5%+ holder of Tenaya Therapeutics, Inc..

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