IRWD institutional holders

IRONWOOD PHARMACEUTICALS INC · 13F, 2026Q2

Managers holding212
Shares held160,555,185
Reported value$675.8m
Quarter flows24 new, 73 added, 84 trimmed, 39 exited

Top 25 holders

ManagerSharesValue% of manager's 13F
BlackRock, Inc.17,788,557$74.9m0.0%
ARMISTICE CAPITAL, LLC13,932,000$58.7m0.7%
Sarissa Capital Management LP9,188,635$38.7m21.7%
STATE STREET CORP8,809,601$37.1m0.0%
BANK OF AMERICA CORP /DE/8,683,803$36.6m0.0%
RENAISSANCE TECHNOLOGIES LLC7,993,226$33.7m0.0%
VANGUARD CAPITAL MANAGEMENT LLC6,608,508$27.8m0.0%
AQR CAPITAL MANAGEMENT LLC6,465,921$27.2m0.0%
ACADIAN ASSET MANAGEMENT LLC5,853,331$24.6m0.0%
VANGUARD PORTFOLIO MANAGEMENT LLC5,513,355$23.2m0.0%
GEODE CAPITAL MANAGEMENT, LLC4,831,657$20.3m0.0%
TWO SIGMA INVESTMENTS, LP4,556,089$19.2m0.0%
MARSHALL WACE, LLP4,290,093$18.1m0.0%
JACOBS LEVY EQUITY MANAGEMENT, INC4,065,964$17.1m0.1%
GOLDMAN SACHS GROUP INC3,313,808$14.0m0.0%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC3,302,242$13.9m0.0%
FEDERATED HERMES, INC.3,231,238$13.6m0.0%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP3,017,089$12.7m0.0%
DIMENSIONAL FUND ADVISORS LP2,522,891$10.6m0.0%
MACKENZIE FINANCIAL CORP2,367,493$10.0m0.0%
MORGAN STANLEY1,859,914$7.8m0.0%
Connor, Clark & Lunn Investment Management Ltd.1,811,714$7.6m0.0%
NORTHERN TRUST CORP1,373,974$5.8m0.0%
Hillsdale Investment Management Inc.1,250,428$5.3m0.1%
WELLS FARGO & COMPANY/MN1,206,198$5.1m0.0%

Every holder, line by line, and the full history since 2013: yf.Client().holders("IRWD"). IRWD price history · All 13F data

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