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ISSUER PROFILE · CIK 0001446847

IRONWOOD PHARMACEUTICALS INCIRWD

3 13D/G filings 1 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
3
3 SC
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
4.67
as of 2026-03-31

13D/G Filings Timeline · 3 total

FiledFormFilerStakeSharesIntent
2021-03-01 SC Sarissa Capital Management LP view →
2020-11-09 SC Sarissa Capital Management LP view →
2020-02-26 SC Sarissa Capital Management LP view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-03-31 17,904,692 4.67 +30.7%
2026-03-13 13,703,587 6.65 +6.1%
2026-02-27 12,917,285 3.24 +15.8%
2026-02-13 11,159,224 4.52 +17.9%
2026-01-30 9,464,516 3.52 +5.1%
2026-01-15 9,007,479 1.00 +10.6%
2025-12-31 8,147,450 3.22 +11.2%
2025-12-15 7,329,764 3.79 -1.8%

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