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Ironwood Pharmaceuticals Inc

IRWD
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001446847

In the last 90 days, Ironwood Pharmaceuticals Inc insiders filed 0 open-market purchases and 1 sale; 212 institutions reported holding it in 13F filings for Q2 2026, worth $675.8M in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Ironwood Pharmaceuticals Inc as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
166
+12 vs. Q2 2025
Shares held
148.7M
+2.47M (+1.7%) vs. Q2 2025
Total value
$194.9M
+$90.0M (+85.8%) vs. Q2 2025
New holders
30
52 more added
Sold out
18
48 more reduced

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IRWD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 166 institutions
Q1 2021: 210 institutionsQ2 2021: 209 institutionsQ3 2021: 229 institutionsQ4 2021: 212 institutionsQ1 2022: 221 institutionsQ2 2022: 240 institutionsQ3 2022: 245 institutionsQ4 2022: 250 institutionsQ1 2023: 255 institutionsQ2 2023: 252 institutionsQ3 2023: 249 institutionsQ4 2023: 251 institutionsQ1 2024: 261 institutionsQ2 2024: 227 institutionsQ3 2024: 221 institutionsQ4 2024: 223 institutionsQ1 2025: 200 institutionsQ2 2025: 155 institutionsQ3 2025: 166 institutionsQ4 2025: 199 institutionsQ1 2026: 227 institutionsQ2 2026: 212 institutions
Value heldQ3 2025: $194.9M
Q1 2021: $1.91BQ2 2021: $2.25BQ3 2021: $2.32BQ4 2021: $2.00BQ1 2022: $2.09BQ2 2022: $2.02BQ3 2022: $1.76BQ4 2022: $2.08BQ1 2023: $1.74BQ2 2023: $1.77BQ3 2023: $1.56BQ4 2023: $1.89BQ1 2024: $1.50BQ2 2024: $1.12BQ3 2024: $673.7MQ4 2024: $727.5MQ1 2025: $228.5MQ2 2025: $104.9MQ3 2025: $194.9MQ4 2025: $520.2MQ1 2026: $566.8MQ2 2026: $675.8M
Institutions holding IRWD and their total value by quarter
QuarterHoldersValue
Q2 2026212$675.8M
Q1 2026227$566.8M
Q4 2025199$520.2M
Q3 2025166$194.9M
Q2 2025155$104.9M
Q1 2025200$228.5M
Q4 2024223$727.5M
Q3 2024221$673.7M
Q2 2024227$1.12B
Q1 2024261$1.50B
Q4 2023251$1.89B
Q3 2023249$1.56B
Q2 2023252$1.77B
Q1 2023255$1.74B
Q4 2022250$2.08B
Q3 2022245$1.76B
Q2 2022240$2.02B
Q1 2022221$2.09B
Q4 2021212$2.00B
Q3 2021229$2.32B
Q2 2021209$2.25B
Q1 2021210$1.91B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q2 2025.

Institutions holding IRWD in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd94$00.00%00.0%Unchanged
Avion Wealth408$00.00%+408New
Point72 Asia (Singapore) Pte. Ltd.1$10.00%+1New
Steward Partners Investment Advisory, LLC17$220.00%00.0%Unchanged
Ronald Blue Trust, Inc.34$450.00%00.0%Unchanged
Bell Investment Advisors, Inc48$630.00%00.0%Unchanged
SBI Securities Co., Ltd.68$890.00%−2−2.9%Reduced
Clean Yield Group85$1110.00%00.0%Unchanged
Principal Securities, Inc.128$1680.00%+128New
CoreCap Advisors, LLC235$3080.00%+235New
Sunbelt Securities, Inc.444$5820.00%+444New
Rockefeller Capital Management L.P.662$8670.00%+662New
Daiwa Securities Group Inc.573$1.00K0.00%00.0%Unchanged
Bessemer Group Inc932$1.00K0.00%+932New
Rothschild Investment LLC920$1.21K0.00%+920New
Allworth Financial LP1,228$1.61K0.00%+959+356.5%Added
Sterling Capital Management LLC1,241$1.63K0.00%+539+76.8%Added
Royal Bank of Canada1,517$2.00K0.00%−8,709−85.2%Reduced
Nisa Investment Advisors, LLC1,627$2.13K0.00%−424−20.7%Reduced
UMA Financial Services, Inc.1,669$2.19K0.00%00.0%Unchanged
WealthCollab, LLC1,970$2.58K0.00%00.0%Unchanged
Optiver Holding B.V.2,162$2.83K0.00%+1,998+1,218.3%Added
True Wealth Design, LLC2,361$3.09K0.00%+1,343+131.9%Added
Clearstead Advisors, LLC3,028$3.97K0.00%+1,513+99.9%Added
GF Fund Management Co. Ltd.3,387$4.44K0.00%−584−14.7%Reduced
Point72 (DIFC) Ltd3,611$4.73K0.00%+3,611New
Advisor Group Holdings, Inc.3,352$4.76K0.00%+3,329+14,473.9%Added
IFP Advisors, Inc4,025$5.27K0.00%+619+18.2%Added
Amalgamated Bank4,677$6.00K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.6,280$8.23K0.00%+29+0.5%Added
Harbor Capital Advisors, Inc.8,037$11.0K0.00%+8,037New
Tower Research Capital LLC (TRC)9,524$12.5K0.00%−18,478−66.0%Reduced
EMC Capital Management9,866$13.0K0.01%00.0%Unchanged
Fisher Asset Management, LLC10,000$13.1K0.00%00.0%Unchanged
Allegiance Financial Group Advisory Services LLC10,108$13.2K0.00%+10,108New
Neuberger Berman Group LLC10,242$13.4K0.00%−20,292−66.5%Reduced
California State Teachers Retirement System10,258$13.4K0.00%+7+0.1%Added
Mackenzie Financial Corp10,460$13.7K0.00%00.0%Unchanged
Kaufman Rossin Wealth, LLC10,516$13.8K0.01%+10,516New
Evoke Wealth, LLC10,835$14.2K0.00%+10,835New
Stonebrook Private Inc.10,985$14.4K0.00%+10,985New
Coldstream Capital Management Inc11,001$14.4K0.00%+11,001New
XTX Topco Ltd11,247$14.7K0.00%+11,247New
Cetera Investment Advisers11,949$15.7K0.00%+11,949New
Xponance, Inc.12,339$16.2K0.00%00.0%Unchanged
Diversified Trust Co12,574$16.5K0.00%00.0%Unchanged
Principal Financial Group Inc12,600$16.5K0.00%−176,464−93.3%Reduced
waypoint wealth counsel12,658$16.6K0.01%+12,658New
Farallon Capital Management, L.L.C.13,000$17.0K0.00%00.0%Unchanged
Wedmont Private Capital11,651$17.7K0.00%+11,651New
Ameritas Investment Partners, Inc.13,773$18.0K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC14,571$19.1K0.00%+2,550+21.2%Added
HighTower Advisors, LLC15,000$19.6K0.00%00.0%Unchanged
Raymond James Financial Inc15,046$19.7K0.00%−249−1.6%Reduced
NorthCrest Asset Manangement, LLC13,002$19.8K0.00%+1,881+16.9%Added
Dynamic Technology Lab Private Ltd16,118$21.0K0.00%−15,382−48.8%Reduced
CIBC Bancorp USA Inc.17,056$22.3K0.00%+17,056New
Broderick Brian C18,000$23.6K0.00%00.0%Unchanged
Victory Capital Management Inc18,005$23.6K0.00%−614−3.3%Reduced
Legal & General Group Plc18,359$24.1K0.00%00.0%Unchanged
Integrated Wealth Concepts LLC19,295$25.3K0.00%+3,406+21.4%Added
Citigroup Inc20,219$26.5K0.00%−45,917−69.4%Reduced
Squarepoint Ops LLC20,267$26.6K0.00%−59,600−74.6%Reduced
Simplex Trading, LLC20,739$27.0K0.00%+19,963+2,572.6%Added
Shell Asset Management Co21,021$28.0K0.00%−5,668−21.2%Reduced
Oversea-Chinese Banking CORP Ltd21,465$28.1K0.00%−13,551−38.7%Reduced
Essential Partners LLC21,928$28.7K0.01%+7,469+51.7%Added
Franklin Resources Inc23,251$30.5K0.00%00.0%Unchanged
China Universal Asset Management Co., Ltd.28,472$37.3K0.00%−4,029−12.4%Reduced
Voya Investment Management LLC29,367$38.5K0.00%−16,708−36.3%Reduced
Vise Technologies, Inc.29,632$38.8K0.00%+29,632New
Ariadne Wealth Management, LP12,241$41.3K0.02%−648−5.0%Reduced
Requisite Capital Management, LLC31,748$41.6K0.01%+31,748New
Brighton Jones LLC33,071$43.3K0.00%+2,646+8.7%Added
ProShare Advisors LLC33,145$43.4K0.00%−5,707−14.7%Reduced
BNP Paribas Arbitrage, SA34,331$45.0K0.00%+15,594+83.2%Added
Capstone Investment Advisors, LLC36,268$47.5K0.00%00.0%Unchanged
SG Americas Securities, LLC36,952$48.0K0.00%+36,952New
HRT Financial LP39,844$52.0K0.00%+39,844New
Grimes & Company, Inc.40,994$53.7K0.00%00.0%Unchanged
New York State Common Retirement Fund41,869$54.8K0.00%00.0%Unchanged
Police & Firemen's Retirement System of New Jersey44,115$57.8K0.00%+14,802+50.5%Added
Colony Group, LLC44,652$58.5K0.00%+10,105+29.3%Added
Krilogy Financial LLC30,208$62.2K0.00%+30,208New
Merit Financial Group, LLC48,879$64.0K0.00%+7,232+17.4%Added
Prudential Financial Inc49,935$65.4K0.00%+29,300+142.0%Added
Manufacturers Life Insurance Company, The53,942$70.7K0.00%+53,942New
Cubist Systematic Strategies, LLC53,995$70.7K0.00%+53,995New
MetLife Investment Management58,009$76.0K0.00%+58,009New
Public Employees Retirement System of Ohio60,768$79.6K0.00%+47,299+351.2%Added
Captrust Financial Advisors63,154$82.7K0.00%+18,707+42.1%Added
Mercer Global Advisors Inc71,353$93.5K0.00%+37,938+113.5%Added
Intech Investment Management LLC72,194$94.6K0.00%−15,593−17.8%Reduced
JustInvest LLC72,706$95.2K0.00%+22,029+43.5%Added
Mirae Asset Global ETFs Holdings Ltd.72,971$95.6K0.00%−14,464−16.5%Reduced
STRS Ohio76,600$100.3K0.00%00.0%Unchanged
Tudor Investment Corp Et Al79,455$104.1K0.00%00.0%Unchanged
Price T Rowe Associates Inc80,178$106.0K0.00%−92,343−53.5%Reduced
Buckingham Strategic Partners52,295$113.4K0.00%+12,552+31.6%Added
Pallas Capital Advisors LLC87,569$114.7K0.00%+8,057+10.1%Added