Companies / IRONWOOD PHARMACEUTICALS INC / Institutional holders

Ironwood Pharmaceuticals Inc

Institutional holders · 13F as of Jun 30, 2026

Holder	Value	Shares	% of shares
BlackRock, Inc.	$74.89M	17,788,557	10.77%
Armistice Capital, LLC	$54.00M	16,025,000	9.70%
VANGUARD GROUP INC	$53.78M	15,958,196	9.66%
Sarissa Capital Management LP	$53.65M	15,919,435	9.63%
BANK OF AMERICA CORP /DE	$38.83M	11,521,660	6.97%
STATE STREET CORPORATION	$37.09M	8,809,601	5.33%
Renaissance Technologies LLC	$28.29M	8,061,073	4.88%
AQR Capital Management, LLC	$26.45M	7,535,080	4.56%
TWO SIGMA INVESTMENTS, LP	$20.53M	5,848,276	3.54%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	$16.77M	4,975,939	3.01%
GEODE CAPITAL MANAGEMENT, LLC	$15.95M	4,543,522	2.75%
MARSHALL WACE, LLP	$15.88M	4,525,064	2.74%
Arrowstreet Capital, Limited Partnership	$11.92M	3,397,242	2.06%
Federated Hermes Inc	$11.75M	3,348,806	2.03%
TWO SIGMA ADVISERS, LP	$10.58M	3,140,100	1.90%
JANE STREET GROUP, LLC	$9.50M	2,819,562	1.71%
JACOBS LEVY EQUITY MANAGEMENT, INC	$9.30M	2,759,667	1.67%
Connor, Clark & Lunn Investment Management Ltd.	$6.71M	1,990,927	1.20%
Qube Research & Technologies Ltd	$5.67M	1,681,229	1.02%
DEUTSCHE BANK AG	$4.88M	1,158,138	0.70%
Hillsdale Investment Management Inc.	$4.34M	1,236,628	0.75%
THE GOLDMAN SACHS GROUP, INC.	$4.30M	1,275,315	0.77%
NORTHERN TRUST CORP	$4.16M	1,233,685	0.75%
RAYMOND JAMES FINANCIAL INC	$2.93M	869,826	0.53%
Victory Capital Management, Inc.	$2.77M	658,457	0.40%
Morgan Stanley	$2.49M	739,685	0.45%
FMR LLC	$2.31M	686,737	0.42%
DIADEMA PARTNERS LP	$2.30M	683,611	0.41%
SEI INVESTMENTS CO	$2.27M	673,862	0.41%
Exome Asset Management LLC	$2.19M	648,532	0.39%
IEQ CAPITAL, LLC	$2.13M	633,260	0.38%
WEDGE CAPITAL MANAGEMENT L L P/NC	$1.90M	540,492	0.33%
LOS ANGELES CAPITAL MANAGEMENT LLC	$1.79M	509,247	0.31%
Walleye Capital LLC	$1.78M	527,936	0.32%
UBS Group AG	$1.72M	510,543	0.31%
Bank of New York Mellon Corp/The	$1.70M	484,036	0.29%
Wellington Management Group LLP	$1.70M	503,942	0.30%
Millennium Management LLC	$1.60M	457,114	0.28%
PRUDENTIAL FINANCIAL INC	$1.58M	449,839	0.27%
BRIDGEWAY CAPITAL MANAGEMENT, LLC	$1.55M	440,493	0.27%
Invesco Ltd.	$1.51M	449,219	0.27%
SUSQUEHANNA INTERNATIONAL GROUP, LLP	$1.51M	448,799	0.27%
Range Financial Group LLC	$1.44M	426,095	0.26%
AMUNDI	$1.42M	404,237	0.24%
Barclays PLC	$1.32M	392,904	0.24%
Franklin Resources, Inc.	$1.30M	385,583	0.23%
Robeco Institutional Asset Management B.V.	$1.16M	342,998	0.21%
Cerity Partners LLC	$1.14M	338,512	0.20%
Dimensional Fund Advisors LP	$1.11M	330,836	0.20%
Lazard Asset Management LLC	$1.02M	290,189	0.18%