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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, Q2 2022

Institutional positions in Ironwood Pharmaceuticals Inc as of Jun 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
240
+26 vs. Q1 2022
Shares held
175.0M
+9.71M (+5.9%) vs. Q1 2022
Total value
$2.02B
−$57.8M (−2.8%) vs. Q1 2022
New holders
56
76 more added
Sold out
30
78 more reduced

7 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2022: 240 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 heldQ2 2022: $2.02B
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, Q2 2022

Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q1 2022.

Institutions holding IRWD in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
New York Life Investment Management LLC37,070$427.0K0.00%+37,070New
E Fund Management Co., Ltd.37,265$430.0K0.04%+14,279+62.1%Added
Exchange Traded Concepts, LLC37,371$431.0K0.01%−5,196−12.2%Reduced
EMC Capital Management37,757$435.0K0.37%+12,821+51.4%Added
BNP Paribas Arbitrage, SA38,790$447.2K0.00%+24,513+171.7%Added
Arizona State Retirement System38,834$448.0K0.00%−3,191−7.6%Reduced
Sawyer & Company, Inc41,000$473.0K0.24%00.0%Unchanged
Campbell & CO Investment Adviser LLC43,693$504.0K0.14%+43,693New
State of Tennessee, Treasury Department44,061$508.0K0.00%+44,061New
Gotham Asset Management, LLC44,315$511.0K0.02%−46,671−51.3%Reduced
SG Americas Securities, LLC44,888$518.0K0.01%−249,801−84.8%Reduced
Occudo Quantitative Strategies LP44,954$518.0K0.04%+44,954New
Mirae Asset Global Investments Co., Ltd.45,700$527.0K0.00%+45,700New
Grimes & Company, Inc.46,691$538.0K0.03%−6,125−11.6%Reduced
Oregon Public Employees Retirement Fund47,413$547.0K0.01%+47,413New
Panagora Asset Management Inc47,518$548.0K0.00%+47,518New
Trexquant Investment LP47,760$551.0K0.02%−16,655−25.9%Reduced
Voya Investment Management LLC51,567$594.0K0.00%−5,561−9.7%Reduced
Prelude Capital Management, LLC53,036$612.0K0.03%−14,246−21.2%Reduced
Duality Advisers, LP53,744$620.0K0.06%+37,834+237.8%Added
Intrinsic Value Partners, LLC54,105$624.0K0.80%−374−0.7%Reduced
Everence Capital Management Inc54,490$628.0K0.06%+54,490New
Manufacturers Life Insurance Company, The55,327$637.9K0.00%−4,796−8.0%Reduced
ExodusPoint Capital Management, LP57,354$661.0K0.01%−676,413−92.2%Reduced
New York State Teachers Retirement System58,725$677.0K0.00%+58,725New
Los Angeles Capital Management LLC59,473$686.0K0.00%00.0%Unchanged
Affinity Investment Advisors, LLC61,416$708.0K0.35%−2,490−3.9%Reduced
Maryland State Retirement & Pension System62,338$719.0K0.02%+62,338New
Shell Asset Management Co63,959$737.0K0.02%+109+0.2%Added
Jennison Associates LLC66,879$771.0K0.00%−67,397−50.2%Reduced
Amalgamated Bank71,693$827.0K0.01%+47,757+199.5%Added
Old West Investment Management, LLC72,513$836.0K0.58%+389+0.5%Added
Texas Permanent School Fund74,497$859.0K0.01%+74,497New
American International Group, Inc.75,319$868.0K0.01%+2,441+3.3%Added
Louisiana State Employees Retirement System74,400$871.0K0.02%+74,400New
MetLife Investment Management76,133$877.8K0.01%−3,116−3.9%Reduced
Broderick Brian C83,500$963.0K0.29%−12,500−13.0%Reduced
State Board of Administration of Florida Retirement System88,444$1.02M0.00%−100.0%Reduced
Canada Pension Plan Investment Board88,800$1.02M0.00%+88,800New
Price T Rowe Associates Inc91,397$1.05M0.00%−153−0.2%Reduced
Graham Capital Management, L.P.93,077$1.07M0.05%+93,077New
Alps Advisors Inc99,550$1.15M0.01%+99,550New
Globeflex Capital L P109,240$1.26M0.31%00.0%Unchanged
Artal Group S.A.110,532$1.27M0.07%00.0%Unchanged
Winton Group Ltd111,999$1.29M0.07%+111,999New
HSBC Holdings PLC113,819$1.31M0.00%+91,019+399.2%Added
State of Alaska, Department of Revenue116,380$1.34M0.02%+116,380New
UBS Asset Management Americas Inc116,787$1.35M0.00%−123,285−51.4%Reduced
UBS Group AG117,153$1.35M0.00%−313,078−72.8%Reduced
Balyasny Asset Management LLC118,980$1.37M0.01%+118,980New
Capital Fund Management S.A.119,453$1.38M0.04%+43,399+57.1%Added
Yousif Capital Management, LLC119,797$1.38M0.02%+119,797New
Barclays PLC120,507$1.39M0.00%−335,591−73.6%Reduced
Martingale Asset Management L P125,050$1.44M0.03%+28,902+30.1%Added
Comerica Bank125,972$1.48M0.01%−481,275−79.3%Reduced
Skandinaviska Enskilda Banken AB (publ)135,500$1.56M0.01%−107,300−44.2%Reduced
Assenagon Asset Management S.A.136,109$1.57M0.01%+136,109New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys140,238$1.62M0.02%+140,238New
Fisher Asset Management, LLC144,786$1.67M0.00%+269+0.2%Added
Qube Research & Technologies Ltd147,025$1.70M0.01%+90,885+161.9%Added
Thrivent Financial for Lutherans151,140$1.74M0.00%+151,140New
Great West Life Assurance Co152,945$1.76M0.00%+144,945+1,811.8%Added
Hussman Strategic Advisors, Inc.156,000$1.80M0.31%+104,000+200.0%Added
Prudential Financial Inc156,402$1.88M0.00%+120,575+336.5%Added
Victory Capital Management Inc162,942$1.88M0.00%−12,046−6.9%Reduced
State of Wisconsin Investment Board165,227$1.91M0.00%−49,573−23.1%Reduced
Macquarie Group Ltd170,990$1.97M0.00%00.0%Unchanged
Mercer Global Advisors Inc175,471$2.02M0.01%+19,422+12.4%Added
AlphaCrest Capital Management LLC175,714$2.03M0.10%+143,071+438.3%Added
Quantedge Capital Pte Ltd180,300$2.08M0.42%+180,300New
California State Teachers Retirement System181,361$2.09M0.00%−13,207−6.8%Reduced
ClariVest Asset Management LLC195,169$2.25M0.10%−91,560−31.9%Reduced
State of New Jersey Common Pension Fund D199,448$2.30M0.01%−33,044−14.2%Reduced
Man Group plc–$2.37M0.01%––
Brandywine Global Investment Management, LLC215,861$2.49M0.02%−11,849−5.2%Reduced
Envestnet Asset Management Inc217,814$2.51M0.00%+21,205+10.8%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main225,306$2.60M0.00%+142,939+173.5%Added
Alliancebernstein L.P.228,300$2.63M0.00%−4,921−2.1%Reduced
Redwood Investment Management, LLC236,438$2.73M0.46%+12,186+5.4%Added
Voloridge Investment Management, LLC240,431$2.77M0.01%+215,797+876.0%Added
Jane Street Group, LLC242,028$2.79M0.01%+145,073+149.6%Added
Wells Fargo & Company243,867$2.81M0.00%−304,914−55.6%Reduced
Alberta Investment Management Corp259,727$3.00M0.02%−1,600−0.6%Reduced
Guggenheim Capital LLC264,676$3.05M0.02%+166,184+168.7%Added
Cubist Systematic Strategies, LLC266,252$3.07M0.02%+244,641+1,132.0%Added
Monarch Partners Asset Management LLC272,425$3.14M0.88%+272,425New
Allspring Global Investments Holdings, LLC281,720$3.25M0.01%−662,218−70.2%Reduced
Public Sector Pension Investment Board284,777$3.28M0.03%+284,777New
Rhumbline Advisers311,444$3.59M0.01%+146,836+89.2%Added
Pictet Asset Management SA317,179$3.66M0.01%−670,539−67.9%Reduced
Foundry Partners, LLC317,226$3.66M0.22%+57,283+22.0%Added
Rafferty Asset Management, LLC324,984$3.75M0.03%−133,208−29.1%Reduced
Hillsdale Investment Management Inc.334,517$3.86M0.31%−2,000−0.6%Reduced
Swiss National Bank337,600$3.89M0.00%−30,000−8.2%Reduced
Clark Estates Inc355,000$4.09M0.71%00.0%Unchanged
First Trust Advisors LP368,104$4.24M0.01%−90,899−19.8%Reduced
Bank of America Corp394,970$4.55M0.00%−204,364−34.1%Reduced
Citigroup Inc404,623$4.67M0.01%+310,252+328.8%Added
Legal & General Group Plc440,971$5.08M0.00%+302,371+218.2%Added
AQR Capital Management LLC452,672$5.22M0.01%+481+0.1%Added