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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
D. E. Shaw & Co., Inc.557,434$5.78M0.01%−193,995−25.8%Reduced
Barclays PLC574,495$5.95M0.01%+453,988+376.7%Added
Ameriprise Financial Inc575,566$5.96M0.00%−37,455−6.1%Reduced
AQR Capital Management LLC576,388$5.97M0.01%+123,716+27.3%Added
JPMorgan Chase & Co581,168$6.02M0.00%−136,236−19.0%Reduced
BNP Paribas Arbitrage, SA586,772$6.08M0.02%+547,982+1,412.7%Added
13D Management LLC600,431$6.22M3.25%00.0%Unchanged
Rafferty Asset Management, LLC629,974$6.53M0.07%+304,990+93.8%Added
Bank of America Corp650,100$6.73M0.00%+255,130+64.6%Added
Citigroup Inc655,994$6.80M0.01%+251,371+62.1%Added
HRT Financial LP677,233$7.02M0.08%+677,233New
Great Lakes Advisors, LLC713,805$7.39M0.16%−22,843−3.1%Reduced
Ally Bridge Group (NY) LLC742,570$7.69M5.08%+742,570New
Man Group plc838,277$8.68M0.04%––
Bridger Management, LLC916,314$9.49M2.87%−39,700−4.2%Reduced
Deutsche Bank AG917,082$9.50M0.01%−2,525,668−73.4%Reduced
Principal Financial Group Inc924,443$9.58M0.01%−303,360−24.7%Reduced
Westfield Capital Management Co LP932,769$9.66M0.08%−1,383,359−59.7%Reduced
Charles Schwab Investment Management Inc1,018,938$10.6M0.00%−105,800−9.4%Reduced
Glenmede Trust Co NA1,165,208$12.1M0.08%−139,705−10.7%Reduced
American Century Companies Inc1,187,441$12.3M0.01%+129,321+12.2%Added
Pacer Advisors, Inc.1,271,453$13.2M0.09%+338,287+36.3%Added
New York State Common Retirement Fund1,289,056$13.4M0.02%−341,588−20.9%Reduced
Goldman Sachs Group Inc1,408,717$14.6M0.00%+416,590+42.0%Added
Norges Bank1,483,774$15.4M0.00%+46,040+3.2%Added
Putnam Investments LLC1,510,792$15.7M0.03%−3,390,406−69.2%Reduced
Northern Trust Corp1,562,093$16.2M0.00%−76,800−4.7%Reduced
Bank of New York Mellon Corp1,636,872$17.0M0.00%−29,193−1.8%Reduced
Invesco Ltd.1,675,528$17.4M0.01%+465,328+38.5%Added
Royce & Associates LP1,678,211$17.4M0.20%+184,574+12.4%Added
Nuveen Asset Management, LLC1,711,399$17.7M0.01%−536,357−23.9%Reduced
Millennium Management LLC1,805,175$18.7M0.02%+724,203+67.0%Added
Morgan Stanley2,203,402$22.8M0.00%−374,129−14.5%Reduced
Geode Capital Management, LLC2,465,627$25.5M0.00%−149,412−5.7%Reduced
Victory Capital Management Inc2,901,831$30.1M0.04%+2,738,889+1,680.9%Added
Dimensional Fund Advisors LP3,331,623$34.5M0.01%+252,333+8.2%Added
Credit Suisse AG4,642,905$48.1M0.05%+221,377+5.0%Added
Renaissance Technologies LLC5,373,153$55.7M0.08%−42,200−0.8%Reduced
LSV Asset Management7,914,220$82.0M0.19%+435,063+5.8%Added
Brown Capital Management LLC8,637,118$89.5M1.25%−3,004,817−25.8%Reduced
State Street Corp11,454,170$118.7M0.01%+567,365+5.2%Added
Wellington Management Group LLP13,858,069$143.6M0.03%−1,059,885−7.1%Reduced
Vanguard Group Inc14,484,557$150.1M0.00%+4,7330.0%Added
Sarissa Capital Management LP16,390,000$169.8M19.19%00.0%Unchanged
BlackRock Inc.24,970,098$258.7M0.01%−1,920,122−7.1%Reduced
Clark Estates Inc0$00.00%−355,000−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−240,431−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−135,500−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−118,980−100.0%Sold out
Canada Pension Plan Investment Board0$00.00%−88,800−100.0%Sold out
Jennison Associates LLC0$00.00%−66,879−100.0%Sold out
Maryland State Retirement & Pension System0$00.00%−62,338−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−57,354−100.0%Sold out
SG Americas Securities, LLC0$00.00%−44,888−100.0%Sold out
XTX Topco Ltd0$00.00%−34,810−100.0%Sold out
Quantamental Technologies LLC0$00.00%−31,653−100.0%Sold out
Natixis Advisors, L.P.0$00.00%−26,509−100.0%Sold out
Mirabella Financial Services LLP0$00.00%−21,580−100.0%Sold out
Verition Fund Management LLC0$00.00%−19,707−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−11,127−100.0%Sold out
Lazard Asset Management LLC0$00.00%−10,900−100.0%Sold out
Virtu Financial LLC0$00.00%−10,707−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−10,354−100.0%Sold out
Captrust Financial Advisors0$00.00%−6,690−100.0%Sold out
Simplex Trading, LLC0$00.00%−6,079−100.0%Sold out
Altshuler Shaham Ltd0$00.00%−5,639−100.0%Sold out
Gladius Capital Management LP0$00.00%−4,761−100.0%Sold out
Quantbot Technologies LP0$00.00%−1,900−100.0%Sold out
Central Trust Co0$00.00%−48−100.0%Sold out
Steward Financial Group LLC0$00.00%−65−100.0%Sold out
Fieldpoint Private Securities, LLC––––Not filed
Private Capital Group, LLC––––Not filed