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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, Q1 2024

Institutional positions in Ironwood Pharmaceuticals Inc as of Mar 31, 2024. 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
261
+11 vs. Q4 2023
Shares held
172.4M
+7.41M (+4.5%) vs. Q4 2023
Total value
$1.50B
−$385.6M (−20.4%) vs. Q4 2023
New holders
54
85 more added
Sold out
43
84 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 holdersQ1 2024: 261 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 heldQ1 2024: $1.50B
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, Q1 2024

Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q4 2023.

Institutions holding IRWD in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd10$00.00%−4−28.6%Reduced
Natixis2$170.00%00.0%Unchanged
Allworth Financial LP13$1140.00%−162−92.6%Reduced
Rothschild Investment LLC15$1310.00%+15New
Parkside Financial Bank & Trust15$1310.00%+15New
Global Retirement Partners, LLC16$1390.00%+16New
Fifth Third Bancorp17$1480.00%−195−92.0%Reduced
DiNuzzo Private Wealth, Inc.18$1570.00%+1+5.9%Added
SJS Investment Consulting Inc.25$2180.00%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC26$2260.00%+26New
Abound Wealth Management34$2970.00%00.0%Unchanged
Smartleaf Asset Management LLC41$3530.00%+41New
Versant Capital Management, Inc60$5230.00%00.0%Unchanged
Umb Bank N A63$5490.00%+63New
Parallax Volatility Advisers, L.P.64$5570.00%+64New
Massmutual Trust Co FSB74$6450.00%−66−47.1%Reduced
Farther Finance Advisors, LLC85$7320.00%00.0%Unchanged
Clean Yield Group85$7400.00%00.0%Unchanged
First Pacific Financial89$7760.00%+19+27.1%Added
Huntington National Bank93$8100.00%+93New
JFS Wealth Advisors, LLC93$8110.00%00.0%Unchanged
Farmers & Merchants Investments Inc101$8800.00%00.0%Unchanged
City State Bank100$1.00K0.00%00.0%Unchanged
Bell Investment Advisors, Inc216$1.88K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co290$2.53K0.00%00.0%Unchanged
Bessemer Group Inc299$3.00K0.00%−367−55.1%Reduced
Lindbrook Capital, LLC966$8.41K0.00%−183−15.9%Reduced
Principal Securities, Inc.998$8.69K0.00%−157−13.6%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.1,043$9.09K0.00%00.0%Unchanged
Signaturefd, LLC1,210$10.5K0.00%−950−44.0%Reduced
Tower Research Capital LLC (TRC)1,240$10.8K0.00%−4,142−77.0%Reduced
Planning Capital Management Corp1,303$11.3K0.01%+1,050+415.0%Added
Nisa Investment Advisors, LLC1,500$13.1K0.00%+125+9.1%Added
FNY Investment Advisers, LLC1,700$14.0K0.01%+1,700New
Parallel Advisors, LLC1,617$14.1K0.00%−305−15.9%Reduced
Quest Partners LLC1,624$14.1K0.00%+1,624New
The PNC Financial Services Group, Inc.1,927$16.8K0.00%−2,456−56.0%Reduced
GAMMA Investing LLC2,370$20.6K0.00%+945+66.3%Added
Advisor Group Holdings, Inc.3,033$26.4K0.00%−3,198−51.3%Reduced
CWM, LLC4,255$37.0K0.00%+3,350+370.2%Added
KBC Group NV4,768$42.0K0.00%00.0%Unchanged
Quadrant Capital Group LLC5,603$48.8K0.00%−2,975−34.7%Reduced
Banque Cantonale Vaudoise7,185$63.0K0.00%+660+10.1%Added
Metropolitan Life Insurance Co7,769$67.7K0.00%00.0%Unchanged
Royal Bank of Canada8,315$72.0K0.00%−36,513−81.5%Reduced
Walleye Capital LLC10,286$89.6K0.00%+10,286New
SG Americas Securities, LLC10,492$91.0K0.00%+10,492New
Mackenzie Financial Corp10,460$91.1K0.00%00.0%Unchanged
Cerity Partners LLC10,485$91.3K0.00%+10,485New
EntryPoint Capital, LLC10,589$92.2K0.08%+8,874+517.4%Added
Hennion & Walsh Asset Management, Inc.11,187$97.4K0.01%−87−0.8%Reduced
Vestcor Inc11,627$101.0K0.00%00.0%Unchanged
Oracle Alpha Inc.11,804$102.8K0.18%−3,371−22.2%Reduced
Headlands Technologies LLC12,585$109.6K0.03%+12,585New
Wolverine Trading, LLC12,998$113.2K0.00%+12,998New
Farallon Capital Management, L.L.C.13,000$113.2K0.00%+13,000New
Graham Capital Management, L.P.13,537$117.9K0.00%+13,537New
Ameritas Investment Partners, Inc.13,773$120.0K0.00%00.0%Unchanged
GW Henssler & Associates Ltd13,821$120.4K0.01%00.0%Unchanged
Xponance, Inc.14,229$123.9K0.00%+73+0.5%Added
Bank of Montreal14,247$124.7K0.00%+664+4.9%Added
O'Shaughnessy Asset Management, LLC14,438$125.8K0.00%−7,803−35.1%Reduced
Lazard Asset Management LLC14,542$126.0K0.00%−860−5.6%Reduced
Savant Capital, LLC15,257$132.9K0.00%+15,257New
Raymond James Financial Services Advisors, Inc.15,330$133.5K0.00%00.0%Unchanged
HSBC Holdings PLC16,183$141.0K0.00%−13,474−45.4%Reduced
Bridgefront Capital, LLC16,327$142.2K0.11%+16,327New
Pictet Asset Management Holding SA16,495$143.7K0.00%00.0%Unchanged
Envestnet Asset Management Inc16,712$145.6K0.00%+5,885+54.4%Added
Gallacher Capital Management LLC17,383$151.4K0.08%+17,383New
Tokio Marine Asset Management Co Ltd18,800$163.7K0.01%+6,000+46.9%Added
Everence Capital Management Inc20,430$178.0K0.01%00.0%Unchanged
Amundi24,089$183.1K0.00%+5,197+27.5%Added
Virtus Investment Advisers, Inc.21,173$184.4K0.13%00.0%Unchanged
Shell Asset Management Co28,496$186.0K0.01%−2,856−9.1%Reduced
Teza Capital Management LLC21,733$189.3K0.03%+21,733New
Prelude Capital Management, LLC22,399$195.1K0.01%+22,399New
Mutual of America Capital Management LLC23,670$206.2K0.00%−378−1.6%Reduced
EMC Capital Management23,893$208.0K0.12%−19,422−44.8%Reduced
Quent Capital, LLC24,500$213.4K0.02%00.0%Unchanged
Public Employees Retirement Association of Colorado24,883$217.0K0.00%00.0%Unchanged
Captrust Financial Advisors26,750$233.0K0.00%−3,013−10.1%Reduced
Robeco Institutional Asset Management B.V.27,336$238.1K0.00%00.0%Unchanged
Gerber, LLC27,600$240.4K0.20%00.0%Unchanged
Corton Capital Inc.28,006$243.9K0.09%−6,685−19.3%Reduced
Brevan Howard Capital Management LP28,974$252.4K0.02%−19,654−40.4%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys29,671$258.4K0.00%+23+0.1%Added
Campbell & CO Investment Adviser LLC29,708$258.8K0.02%+29,708New
Sherbrooke Park Advisers LLC30,074$261.9K0.05%+30,074New
China Universal Asset Management Co., Ltd.30,091$262.1K0.03%+12,030+66.6%Added
Teacher Retirement System of Texas31,271$272.0K0.00%−1,198−3.7%Reduced
AXA S.A.31,426$273.7K0.00%−75,417−70.6%Reduced
Shay Capital LLC33,000$287.4K0.08%+33,000New
Virtus ETF Advisers LLC33,277$289.8K0.15%+4,788+16.8%Added
UniSuper Management Pty Ltd35,307$307.5K0.00%+35,307New
State of Wyoming35,995$313.5K0.05%+24,592+215.7%Added
Broderick Brian C36,000$313.6K0.07%00.0%Unchanged
Jefferies Financial Group Inc.36,750$320.1K0.01%−195,331−84.2%Reduced
Oregon Public Employees Retirement Fund36,750$320.1K0.01%−3,366−8.4%Reduced
Grimes & Company, Inc.37,759$328.9K0.01%−1,381−3.5%Reduced