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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, Q4 2023

Institutional positions in Ironwood Pharmaceuticals Inc as of Dec 31, 2023. 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
251
+5 vs. Q3 2023
Shares held
165.0M
+5.37M (+3.4%) vs. Q3 2023
Total value
$1.89B
+$324.4M (+20.8%) vs. Q3 2023
New holders
31
87 more added
Sold out
26
94 more reduced

3 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2023: 251 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 heldQ4 2023: $1.89B
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, Q4 2023

Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q3 2023.

Institutions holding IRWD in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd14$00.00%−907−98.5%Reduced
Natixis2$230.00%00.0%Unchanged
Assetmark, Inc17$1940.00%+17New
DiNuzzo Private Wealth, Inc.17$1950.00%+17New
AdvisorNet Financial, Inc19$2170.00%+19New
SJS Investment Consulting Inc.25$2860.00%+1+4.2%Added
Abound Wealth Management34$3890.00%+34New
RFP Financial Group LLC47$5380.00%00.0%Unchanged
Versant Capital Management, Inc60$6860.00%00.0%Unchanged
First Pacific Financial70$8010.00%+70New
Farther Finance Advisors, LLC85$9720.00%−95−52.8%Reduced
Clean Yield Group85$9720.00%00.0%Unchanged
City State Bank100$1.00K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC93$1.06K0.00%+83+830.0%Added
Farmers & Merchants Investments Inc101$1.16K0.00%00.0%Unchanged
Private Wealth Management Group, LLC114$1.30K0.00%+114New
Massmutual Trust Co FSB140$1.60K0.00%+79+129.5%Added
Glassman Wealth Services169$1.93K0.00%00.0%Unchanged
Allworth Financial LP175$2.00K0.00%+159+993.8%Added
Garner Asset Management Corp150$2.23K0.00%+150New
Fifth Third Bancorp212$2.42K0.00%−57−21.2%Reduced
Bell Investment Advisors, Inc216$2.47K0.00%00.0%Unchanged
Planning Capital Management Corp253$2.90K0.00%+253New
Northwestern Mutual Wealth Management Co290$3.32K0.00%+20+7.4%Added
NewSquare Capital LLC595$6.81K0.00%00.0%Unchanged
Bessemer Group Inc666$7.00K0.00%00.0%Unchanged
CWM, LLC905$10.0K0.00%+319+54.4%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.1,043$12.8K0.00%00.0%Unchanged
Lindbrook Capital, LLC1,149$13.1K0.00%+875+319.3%Added
Principal Securities, Inc.1,155$13.2K0.00%+1,155New
Nisa Investment Advisors, LLC1,375$15.7K0.00%00.0%Unchanged
EntryPoint Capital, LLC1,715$19.6K0.02%+1,715New
GAMMA Investing LLC1,425$20.2K0.01%+1,425New
Parallel Advisors, LLC1,922$22.0K0.00%+778+68.0%Added
Advisory Services Network, LLC2,118$24.2K0.00%+2,118New
Signaturefd, LLC2,160$24.7K0.00%+822+61.4%Added
Daiwa Securities Group Inc.2,473$29.0K0.00%+1,900+331.6%Added
Chiron Investment Management, LLC3,442$39.4K0.02%+3,442New
Point72 Asia (Singapore) Pte. Ltd.4,011$45.9K0.01%+4,011New
The PNC Financial Services Group, Inc.4,383$50.1K0.00%+2,645+152.2%Added
KBC Group NV4,768$55.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)5,382$61.6K0.00%−19,987−78.8%Reduced
Advisor Group Holdings, Inc.6,231$71.2K0.00%−87,466−93.3%Reduced
Banque Cantonale Vaudoise6,525$75.0K0.00%00.0%Unchanged
Quantbot Technologies LP7,400$84.7K0.00%−62,100−89.4%Reduced
Metropolitan Life Insurance Co7,769$88.9K0.00%00.0%Unchanged
Quadrant Capital Group LLC8,578$98.1K0.01%+3,497+68.8%Added
LPL Financial LLC10,350$118.4K0.00%−7,414−41.7%Reduced
Mackenzie Financial Corp10,460$119.7K0.00%−2,253−17.7%Reduced
Ethic Inc.10,496$120.1K0.00%−2,954−22.0%Reduced
Envestnet Asset Management Inc10,827$123.9K0.00%−164−1.5%Reduced
Hennion & Walsh Asset Management, Inc.11,274$129.0K0.01%−242−2.1%Reduced
State of Wyoming11,403$130.4K0.02%−8,467−42.6%Reduced
Vestcor Inc11,627$133.0K0.00%00.0%Unchanged
Tokio Marine Asset Management Co Ltd12,800$146.4K0.01%00.0%Unchanged
Bank of Montreal13,583$156.3K0.00%+2,737+25.2%Added
Ameritas Investment Partners, Inc.13,773$157.6K0.01%00.0%Unchanged
GW Henssler & Associates Ltd13,821$158.1K0.01%−5,500−28.5%Reduced
Xponance, Inc.14,156$161.9K0.00%−755−5.1%Reduced
Oracle Alpha Inc.15,175$173.6K0.22%+15,175New
Raymond James Financial Services Advisors, Inc.15,330$175.4K0.00%+1,483+10.7%Added
Lazard Asset Management LLC15,402$176.0K0.00%+11+0.1%Added
Pictet Asset Management Holding SA16,495$188.7K0.00%00.0%Unchanged
Quantedge Capital Pte Ltd17,400$199.1K0.10%−162,500−90.3%Reduced
China Universal Asset Management Co., Ltd.18,061$206.6K0.04%+14,064+351.9%Added
Vident Advisory, LLC19,619$224.4K0.01%+3,743+23.6%Added
Everence Capital Management Inc20,430$234.0K0.02%00.0%Unchanged
Amundi18,892$236.3K0.00%+1,600+9.3%Added
Virtus Investment Advisers, Inc.21,173$242.2K0.18%00.0%Unchanged
Aigen Investment Management, LP21,270$243.3K0.04%+7,833+58.3%Added
Balyasny Asset Management LLC21,660$247.8K0.00%−8,248−27.6%Reduced
O'Shaughnessy Asset Management, LLC22,241$254.4K0.00%−13,397−37.6%Reduced
Axq Capital, LP23,100$264.3K0.07%+3,100+15.5%Added
Mutual of America Capital Management LLC24,048$275.1K0.00%−16−0.1%Reduced
Quent Capital, LLC24,500$280.3K0.04%00.0%Unchanged
Public Employees Retirement Association of Colorado24,883$285.0K0.00%00.0%Unchanged
NinePointTwo Capital26,046$297.0K0.12%00.0%Unchanged
Mariner, LLC26,936$308.1K0.00%+2,682+11.1%Added
Robeco Institutional Asset Management B.V.27,336$312.7K0.00%00.0%Unchanged
Los Angeles Capital Management LLC27,537$315.0K0.00%−22,978−45.5%Reduced
Gerber, LLC27,600$315.7K0.28%+27,600New
MQS Management LLC27,908$319.3K0.18%−1,158−4.0%Reduced
Twinbeech Capital LP28,159$322.1K0.01%+28,159New
Virtus ETF Advisers LLC28,489$325.9K0.21%+951+3.5%Added
Franklin Resources Inc28,578$326.9K0.00%+8,822+44.7%Added
HSBC Holdings PLC29,657$338.1K0.00%−227,144−88.5%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys29,648$339.2K0.00%−62,148−67.7%Reduced
Captrust Financial Advisors29,763$340.5K0.00%+29,763New
Shell Asset Management Co31,352$359.0K0.02%−9,478−23.2%Reduced
Teacher Retirement System of Texas32,469$371.0K0.00%−7,172−18.1%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)32,721$374.3K0.00%+5,318+19.4%Added
CWM Advisors, LLC33,777$386.4K0.04%+2,108+6.7%Added
Jump Financial, LLC33,963$388.5K0.01%+33,963New
Corton Capital Inc.34,691$396.9K0.13%+18,513+114.4%Added
ProShare Advisors LLC35,966$411.5K0.00%+4,703+15.0%Added
Broderick Brian C36,000$411.8K0.10%00.0%Unchanged
E Fund Management Co., Ltd.37,687$431.1K0.03%−7,209−16.1%Reduced
New York State Teachers Retirement System38,500$440.0K0.00%−13,940−26.6%Reduced
Grimes & Company, Inc.39,140$447.8K0.01%−911−2.3%Reduced
Arizona State Retirement System39,255$449.1K0.00%−553−1.4%Reduced