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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 2022

Institutional positions in Ironwood Pharmaceuticals Inc as of Sep 30, 2022. 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
245
+7 vs. Q2 2022
Shares held
169.7M
−5.30M (−3.0%) vs. Q2 2022
Total value
$1.76B
−$262.0M (−13.0%) vs. Q2 2022
New holders
32
91 more added
Sold out
25
83 more reduced

2 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: 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 2022: 245 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 2022: $1.76B
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 2022

Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q2 2022.

Institutions holding IRWD in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
EMC Capital Management37,757$391.0K0.36%00.0%Unchanged
New York Life Investment Management LLC40,008$414.0K0.01%+2,938+7.9%Added
Sawyer & Company, Inc41,000$425.0K0.23%00.0%Unchanged
Teachers Retirement System of the State of Kentucky42,008$435.0K0.01%+42,008New
E Fund Management Co., Ltd.43,304$449.0K0.04%+6,039+16.2%Added
Oregon Public Employees Retirement Fund44,262$459.0K0.01%−3,151−6.6%Reduced
Teacher Retirement System of Texas45,368$470.0K0.00%+20,635+83.4%Added
Panagora Asset Management Inc47,518$492.0K0.00%00.0%Unchanged
Grimes & Company, Inc.47,846$496.0K0.03%+1,155+2.5%Added
Gsa Capital Partners LLP47,942$497.0K0.07%+37,441+356.5%Added
Ritholtz Wealth Management48,472$502.0K0.03%+37,348+335.7%Added
Shell Asset Management Co50,679$525.0K0.02%−13,280−20.8%Reduced
Jane Street Group, LLC52,633$545.0K0.00%−189,395−78.3%Reduced
Prelude Capital Management, LLC53,485$554.0K0.03%+449+0.8%Added
Intrinsic Value Partners, LLC53,805$557.0K0.77%−300−0.6%Reduced
Manufacturers Life Insurance Company, The54,520$564.8K0.00%−807−1.5%Reduced
Everence Capital Management Inc54,490$565.0K0.05%00.0%Unchanged
New York State Teachers Retirement System56,519$586.0K0.00%−2,206−3.8%Reduced
International Biotechnology Trust PLC60,000$621.0K0.20%+59,308+8,570.5%Added
Affinity Investment Advisors, LLC61,416$636.0K0.33%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.63,110$654.0K0.00%+17,410+38.1%Added
Louisiana State Employees Retirement System63,700$660.0K0.02%−10,700−14.4%Reduced
Amalgamated Bank65,661$680.0K0.01%−6,032−8.4%Reduced
HSBC Holdings PLC66,175$692.0K0.00%−47,644−41.9%Reduced
MetLife Investment Management70,128$726.5K0.01%−6,005−7.9%Reduced
Old West Investment Management, LLC72,513$751.0K0.53%00.0%Unchanged
American International Group, Inc.74,624$773.0K0.01%−695−0.9%Reduced
Broderick Brian C79,000$818.0K0.26%−4,500−5.4%Reduced
Alps Advisors Inc83,628$866.0K0.01%−15,922−16.0%Reduced
State of Alaska, Department of Revenue92,295$956.0K0.01%−24,085−20.7%Reduced
O'Shaughnessy Asset Management, LLC95,276$987.0K0.02%+71,426+299.5%Added
Texas Permanent School Fund95,876$993.0K0.02%+21,379+28.7%Added
Fisher Asset Management, LLC96,741$1.00M0.00%−48,045−33.2%Reduced
Comerica Bank98,127$1.03M0.01%−27,845−22.1%Reduced
FMR LLC99,485$1.03M0.00%+73,335+280.4%Added
Price T Rowe Associates Inc100,389$1.04M0.00%+8,992+9.8%Added
Wells Fargo & Company102,337$1.06M0.00%−141,530−58.0%Reduced
Yousif Capital Management, LLC103,432$1.07M0.02%−16,365−13.7%Reduced
Healthcare of Ontario Pension Plan Trust Fund103,800$1.07M0.01%+83,800+419.0%Added
State of Tennessee, Treasury Department107,388$1.11M0.01%+63,327+143.7%Added
UBS Group AG107,685$1.11M0.00%−9,468−8.1%Reduced
Artal Group S.A.110,532$1.15M0.06%00.0%Unchanged
Gotham Asset Management, LLC112,562$1.17M0.03%+68,247+154.0%Added
Voya Investment Management LLC112,710$1.17M0.00%+61,143+118.6%Added
Trexquant Investment LP113,719$1.18M0.04%+65,959+138.1%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys121,463$1.26M0.01%−18,775−13.4%Reduced
Vident Investment Advisory, LLC122,204$1.27M0.04%+122,204New
UBS Asset Management Americas Inc128,149$1.33M0.00%+11,362+9.7%Added
Martingale Asset Management L P128,753$1.33M0.03%+3,703+3.0%Added
Qube Research & Technologies Ltd133,531$1.38M0.01%−13,494−9.2%Reduced
Squarepoint Ops LLC133,494$1.38M0.01%+133,494New
Thrivent Financial for Lutherans137,806$1.43M0.00%−13,334−8.8%Reduced
Schonfeld Strategic Advisors LLC146,563$1.52M0.01%+146,563New
Assenagon Asset Management S.A.147,636$1.53M0.01%+11,527+8.5%Added
ClariVest Asset Management LLC149,387$1.55M0.07%−45,782−23.5%Reduced
Prudential Financial Inc136,207$1.57M0.00%−20,195−12.9%Reduced
SEI Investments Co152,318$1.58M0.00%+122,992+419.4%Added
Los Angeles Capital Management LLC153,308$1.59M0.01%+93,835+157.8%Added
Great West Life Assurance Co155,068$1.60M0.00%+2,123+1.4%Added
State of Wisconsin Investment Board155,007$1.61M0.01%−10,220−6.2%Reduced
Hussman Strategic Advisors, Inc.156,000$1.62M0.28%00.0%Unchanged
Globeflex Capital L P156,626$1.62M0.28%+47,386+43.4%Added
Two Sigma Investments, LP166,257$1.72M0.01%−693,237−80.7%Reduced
Macquarie Group Ltd170,990$1.77M0.00%00.0%Unchanged
California State Teachers Retirement System173,110$1.79M0.00%−8,251−4.5%Reduced
Occudo Quantitative Strategies LP173,082$1.79M0.14%+128,128+285.0%Added
Duality Advisers, LP176,248$1.83M0.20%+122,504+227.9%Added
Mercer Global Advisors Inc177,130$1.83M0.01%+1,659+0.9%Added
Winton Group Ltd179,975$1.86M0.12%+67,976+60.7%Added
Alliancebernstein L.P.202,088$2.09M0.00%−26,212−11.5%Reduced
Brandywine Global Investment Management, LLC206,221$2.14M0.02%−9,640−4.5%Reduced
State of New Jersey Common Pension Fund D213,014$2.21M0.01%+13,566+6.8%Added
Envestnet Asset Management Inc214,356$2.22M0.00%−3,458−1.6%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main229,184$2.37M0.00%+3,878+1.7%Added
Public Sector Pension Investment Board244,361$2.53M0.02%−40,416−14.2%Reduced
Redwood Investment Management, LLC245,246$2.54M0.53%+8,808+3.7%Added
Capital Fund Management S.A.246,985$2.56M0.06%+127,532+106.8%Added
State Board of Administration of Florida Retirement System252,692$2.62M0.01%+164,248+185.7%Added
Phocas Financial Corp.253,951$2.63M0.41%+253,951New
First Eagle Investment Management, LLC255,500$2.65M0.01%+255,500New
Alberta Investment Management Corp267,316$2.77M0.02%+7,589+2.9%Added
Susquehanna International Group, LLP280,748$2.91M0.01%+248,877+780.9%Added
Jupiter Asset Management Ltd290,002$3.00M0.05%−1,819,528−86.3%Reduced
Allspring Global Investments Holdings, LLC293,204$3.04M0.01%+11,484+4.1%Added
Quantedge Capital Pte Ltd303,000$3.14M0.97%+122,700+68.1%Added
Monarch Partners Asset Management LLC303,550$3.15M0.94%+31,125+11.4%Added
AlphaCrest Capital Management LLC306,494$3.17M0.19%+130,780+74.4%Added
Cubist Systematic Strategies, LLC326,500$3.38M0.03%+60,248+22.6%Added
Swiss National Bank328,300$3.40M0.00%−9,300−2.8%Reduced
Amundi337,000$3.53M0.00%+337,000New
Foundry Partners, LLC355,050$3.68M0.23%+37,824+11.9%Added
Guggenheim Capital LLC367,238$3.81M0.03%+102,562+38.8%Added
Hotchkis & Wiley Capital Management LLC389,380$4.03M0.02%+389,380New
Rhumbline Advisers389,840$4.04M0.01%+78,396+25.2%Added
Legal & General Group Plc392,825$4.07M0.00%−48,146−10.9%Reduced
Hillsdale Investment Management Inc.418,917$4.34M0.39%+84,400+25.2%Added
Schroder Investment Management Group501,577$5.20M0.01%+476,201+1,876.6%Added
First Trust Advisors LP502,662$5.21M0.01%+134,558+36.6%Added
Two Sigma Advisers, LP518,700$5.37M0.02%−122,900−19.2%Reduced
Price Jennifer C.520,000$5.39M1.11%00.0%Unchanged