Type / Class
Equity / Class A common stock, $0.001 par value
Shares outstanding
162,690,355
Total 13F shares
148,850,076
Share change
+2,428,310
Total reported value
$195,021,976
Put/Call ratio
0.1%
Price per share
$1.31
Number of holders
161
Value change
+$6,266,415
Number of buys
78
Number of sells
65

Institutional Holders of IRONWOOD PHARMACEUTICALS INC - Class A common stock, $0.001 par value (IRWD) as of Q3 2025

As of 30 Sep 2025, IRONWOOD PHARMACEUTICALS INC - Class A common stock, $0.001 par value (IRWD) was held by 161 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 148,850,076 shares. The largest 10 holders included ARMISTICE CAPITAL, LLC, VANGUARD GROUP INC, Sarissa Capital Management LP, BlackRock, Inc., BANK OF AMERICA CORP /DE/, RENAISSANCE TECHNOLOGIES LLC, ACADIAN ASSET MANAGEMENT LLC, Kynam Capital Management, LP, AQR CAPITAL MANAGEMENT LLC, and CHARLES SCHWAB INVESTMENT MANAGEMENT INC. This page lists 161 institutional shareholders reporting positions in this security for the Q3 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.