Ironwood Pharmaceuticals Inc (IRWD) — institutional ownership

228 funds reported holding Ironwood Pharmaceuticals Inc in their latest 13F filings, worth $734M in total (CUSIP 46333X108).

Largest holders

1. BlackRock, Inc. (BLK) — $74.9M
2. ARMISTICE CAPITAL, LLC — $58.7M
3. VANGUARD GROUP INC — $53.8M
4. Sarissa Capital Management LP — $38.7M
5. STATE STREET CORP (STT, STT-PG) — $37.1M
6. BANK OF AMERICA CORP /DE/ (BAC, BAC-PB, BAC-PE, BAC-PK, BAC-PL, BAC-PM, BAC-PN, BAC-PO, BAC-PP, BML-PG, BML-PH, BML-PJ, BML-PL) — $36.6M
7. RENAISSANCE TECHNOLOGIES LLC — $33.7M
8. VANGUARD CAPITAL MANAGEMENT LLC — $27.8M
9. AQR CAPITAL MANAGEMENT LLC — $27.2M
10. ACADIAN ASSET MANAGEMENT LLC — $24.6M

Famous investors holding it

• Renaissance Technologies portfolio (Renaissance Technologies)
• Two Sigma portfolio (Two Sigma Investments)
• Ken Griffin portfolio (Citadel Advisors)
• D. E. Shaw portfolio (D. E. Shaw & Co.)

Insider buying and selling at Ironwood Pharmaceuticals Inc

Who owns the most IRWD stock?

The largest institutional holders in the latest 13F filings are BlackRock, Inc. (BLK) ($74.9M), ARMISTICE CAPITAL, LLC ($58.7M), VANGUARD GROUP INC ($53.8M).

How many funds own IRWD?

228 funds reported holding it, worth $734M in total.