13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0001680581 · CUSIP 359616109

FULCRUM THERAPEUTICS INCFULC

4 13D/G filings 3 distinct filers 4 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
4
4 SCHEDULE 13G
Distinct filers
3
multi-activist cluster
Insiders (365d)
4
4 buys · 0 sales
Latest short DTC
3.99
as of 2026-07-15

Institutional Consensus · 2025-12-31

Held by elite portfolio managers
1 holder · $27.12M
Point72 Asset Mgmt

13D/G Filings Timeline · 4 total

FiledFormFilerStakeSharesIntent
2026-07-17 SCHEDULE 13G BlackRock Portfolio Management LLC view →
2026-06-25 SCHEDULE 13G EcoR1 Capital, LLC view →
2026-06-25 SCHEDULE 13G EcoR1 Capital, LLC view →
2026-06-10 SCHEDULE 13G TANG CAPITAL MANAGEMENT LLC view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-07-15 TANG KEVIN 10%+ Buy 107,377 $3.56 $382K
2026-07-14 TANG KEVIN 10%+ Buy 53,651 $3.56 $191K
2026-07-14 TANG KEVIN 10%+ Buy 75,952 $3.58 $272K
2026-07-13 TANG KEVIN 10%+ Buy 12,966 $3.54 $46K

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-07-15 6,911,811 3.99 +7.6%
2026-06-30 6,425,180 1.48 +16.3%
2026-06-15 5,524,373 1.00 -30.9%
2026-05-29 7,994,430 19.81 +2.5%
2026-05-15 7,799,579 13.58 -2.1%
2026-04-30 7,967,121 9.31 +5.5%
2026-04-15 7,553,337 9.63 +8.5%
2026-03-31 6,962,035 4.64 +41.1%
2026-03-13 4,932,604 4.10 +17.1%
2026-02-27 4,210,945 3.81 +19.7%
2026-02-13 3,518,354 7.51 -9.1%
2026-01-30 3,872,332 5.16 +7.9%

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