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ISSUER PROFILE · CIK 0001681087 · CUSIP 878972108

Tectonic Therapeutic, Inc.TECX

3 13D/G filings 3 distinct filers 0 insider transactions (365d)

Post-Filing Returns · across 3 activist filings on this issuer

Median 30d
avg —
Median 60d
avg —
Median 90d
avg —
Median 180d
avg —

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
3
3 SCHEDULE
Distinct filers
3
multi-activist cluster
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
12.64
as of 2026-03-31

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $10.27M
Point72 Asset Mgmt

13D/G Filings Timeline · 3 total

FiledFormFilerStakeSharesIntent
2025-02-10 SCHEDULE SPRINGER TIMOTHY A 29.20% 4,226,058 view →
2025-02-07 SCHEDULE Vida Ventures II, LLC 5.60% 1,028,674 view →
2025-02-07 SCHEDULE MCGUIRE TERRANCE 6.30% 1,157,977 view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-03-31 2,413,729 12.64 -13.6%
2026-03-13 2,793,962 5.99 -9.6%
2026-02-27 3,091,130 10.81 -15.4%
2026-02-13 3,655,738 4.41 -3.0%
2026-01-30 3,768,786 16.36 -5.3%
2026-01-15 3,977,991 18.07 +6.3%
2025-12-31 3,740,335 9.72 -30.1%
2025-12-15 5,353,242 21.15 +5.2%

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