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SCHEDULE Filed 2025-03-07 Event 2025-03-04 SEC 0000919574-25-001872 →

Casdin Capital, LLC Tenaya Therapeutics, Inc. TNYA

Stake: 4.30% Shares: 6,732,971 CUSIP: 87990A106 Class: Common Stock, $0.0001 par value per share

Item 4 — Purpose of Transaction

No material changes from the Schedule 13D amendment filed by the Reporting Persons on December 7, 2022.

Cross-References

Insider Activity (last 365d)
3 transactions
3 buys · 0 sales · 0 awards/exercises
Issuer Cluster
5 13D/G filings on this issuer
4 other filings besides this one
Filer Track Record
12 filings by this filer
11 other filings in the data moat
Short Interest · settle 2026-07-15
DTC 7.42
24,919,430 shares short · -5.0% vs prior

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $27K
Point72 Asset Mgmt

Post-Filing Returns · since 2025-03-04 on TNYA

+1 day
0.0%
+5 days
0.0%
+30 days
0.0%
+60 days
0.0%
+90 days
0.0%
+180 days
0.0%

Anchor price 0.92 on closest trading day on/after 2025-03-04. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-05-28 Williams R Sanders director Award 120,000 $0.80 $96K
2026-05-28 Walsh Jeffrey T. director Award 120,000 $0.80 $96K
2026-05-28 Stehman-Breen Catherine director Award 120,000 $0.80 $96K

Other 13D/G Filings on Tenaya Therapeutics, Inc.

FiledFormFilerStakeShares
2025-05-14 SCHEDULE COLUMN GROUP III, LP 30.30% 49,313,559 view →
2025-03-07 SCHEDULE COLUMN GROUP III, LP 32.00% 49,313,559 view →
2023-02-21 SC COLUMN GROUP III, LP view →
2022-11-28 SC Casdin Capital, LLC view →

Other Filings by Casdin Capital, LLC

FiledFormIssuerStakeShares
2026-06-09 SCHEDULE 13D/A Standard BioTools Inc. LAB 23.90% 88,783,856 view →
2026-06-04 SCHEDULE 13G BIOLIFE SOLUTIONS INC BLFS view →
2026-05-22 SCHEDULE 13D/A BIOLIFE SOLUTIONS INC BLFS 9.70% 4,757,165 view →
2025-08-13 SCHEDULE BIOLIFE SOLUTIONS INC BLFS 15.00% 7,207,165 view →
2025-03-04 SCHEDULE STANDARD BIOTOOLS INC. LAB 21.60% 80,864,315 view →
2024-01-09 SC STANDARD BIOTOOLS INC. LAB view →
2023-03-20 SC Absci Corp ABSI view →
2022-11-28 SC Tenaya Therapeutics, Inc. TNYA view →
2022-10-11 SC Century Therapeutics, Inc. IPSC view →
2020-05-18 SC GenMark Diagnostics, Inc. view →
2020-02-07 SC GenMark Diagnostics, Inc. view →

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