Ironwood Pharmaceuticals Inc (IRWD) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

174,260,870Shares Outstanding
17,365,792Shares held by institutions
$83,008,486Value of institutional holdings
94.14%Institutional ownership %
16.68%Shares Changed QoQ
185No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Ironwood Pharmaceuticals Inc (NASDAQ:IRWD) currently has 185 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

185 Institutional Holders

17,365,792 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
ARMISTICE CAPITAL, LLC 31 Dec, 2025 16,025,000 -125,000 -0.77% $54,004,250.00
VANGUARD GROUP INC 31 Dec, 2025 15,958,196 -113,810 -0.71% $53,779,120.00
Sarissa Capital Management LP 31 Dec, 2025 15,919,435 0 0.00% $53,648,496.00
BlackRock, Inc. 31 Dec, 2025 12,784,806 722,248 5.99% $43,084,796.00
UBS Group AG 31 Dec, 2025 11,710,863 10,899,199 1,342.82% $39,465,609.00
BANK OF AMERICA CORP /DE/ 31 Dec, 2025 11,521,660 -173,884 -1.49% $38,827,995.00
RENAISSANCE TECHNOLOGIES LLC 31 Dec, 2025 8,204,973 -147,200 -1.76% $27,650,759.00
ACADIAN ASSET MANAGEMENT LLC 31 Dec, 2025 6,457,817 -44,676 -0.69% $21,746.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 31 Dec, 2025 4,975,939 58,603 1.19% $16,768,914.00
AQR CAPITAL MANAGEMENT LLC 31 Dec, 2025 4,723,531 -655,004 -12.18% $15,918,299.00
MARSHALL WACE, LLP 31 Dec, 2025 4,424,002 1,279,863 40.71% $14,908,888.00
STATE STREET CORP 31 Dec, 2025 4,411,222 1,254,915 39.76% $14,865,818.00
GEODE CAPITAL MANAGEMENT, LLC 31 Dec, 2025 3,623,534 8,547 0.24% $12,213,817.00
FEDERATED HERMES, INC. 31 Dec, 2025 3,318,137 1,161,033 53.82% $11,182,122.00
TWO SIGMA ADVISERS, LP 31 Dec, 2025 3,140,100 -176,400 -5.32% $10,582,137.00
TWO SIGMA INVESTMENTS, LP 31 Dec, 2025 2,853,205 318,694 12.57% $9,615,301.00
JANE STREET GROUP, LLC 31 Dec, 2025 2,836,462 515,367 22.20% $9,558,877.00
JACOBS LEVY EQUITY MANAGEMENT, INC 31 Dec, 2025 2,759,667 839,137 43.69% $9,300,078.00
Connor, Clark & Lunn Investment Management Ltd. 31 Dec, 2025 1,990,927 -170,891 -7.90% $6,709,424.00
Qube Research & Technologies Ltd 31 Dec, 2025 1,681,229 -1,125,681 -40.10% $5,665,742.00