IRONWOOD PHARMACEUTICALS INC - Class A common stock, $0.001 par value (IRWD)

CUSIP: 46333X108

Q1 2025 13F Holders as of 31 Mar 2025

Type / Class
Equity / Class A common stock, $0.001 par value
Shares outstanding
162,690,355
Total 13F shares
155,587,802
Share change
-8,943,189
Total reported value
$228,692,691
Put/Call ratio
0.06%
Price per share
$1.47
Number of holders
200
Value change
-$26,001,186
Number of buys
101
Number of sells
114

Quarterly Holders Quick Answers

What is CUSIP 46333X108?
CUSIP 46333X108 identifies IRWD - IRONWOOD PHARMACEUTICALS INC - Class A common stock, $0.001 par value in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Institutional Holders of IRONWOOD PHARMACEUTICALS INC - Class A common stock, $0.001 par value (IRWD) as of Q1 2025

As of 31 Mar 2025, IRONWOOD PHARMACEUTICALS INC - Class A common stock, $0.001 par value (IRWD) was held by 200 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 155,587,802 shares. The largest 10 holders included Sarissa Capital Management LP, VANGUARD GROUP INC, ARMISTICE CAPITAL, LLC, BlackRock, Inc., RENAISSANCE TECHNOLOGIES LLC, BRAIDWELL LP, MILLENNIUM MANAGEMENT LLC, Kynam Capital Management, LP, LSV ASSET MANAGEMENT, and JANE STREET GROUP, LLC. This page lists 199 institutional shareholders reporting positions in this security for the Q1 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.