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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 2021

Institutional positions in Ironwood Pharmaceuticals Inc as of Jun 30, 2021. 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
209
+1 vs. Q1 2021
Shares held
174.5M
+3.51M (+2.1%) vs. Q1 2021
Total value
$2.25B
+$334.2M (+17.5%) vs. Q1 2021
New holders
32
75 more added
Sold out
31
66 more reduced

2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 2021: 209 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 2021: $2.25B
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 2021

Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q1 2021.

Institutions holding IRWD in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
First Horizon Corp12$00.00%00.0%Unchanged
Ellevest, Inc.6$00.00%00.0%Unchanged
Raffa Wealth Management, LLC6$770.00%00.0%Unchanged
Private Capital Group, LLC45$1.00K0.00%00.0%Unchanged
Versant Capital Management, Inc60$1.00K0.00%00.0%Unchanged
Coastal Capital Group, Inc.100$1.00K0.00%00.0%Unchanged
Massmutual Trust Co FSB39$1.00K0.00%00.0%Unchanged
Advisory Services Network, LLC100$1.00K0.00%+100New
Glassman Wealth Services169$2.00K0.00%00.0%Unchanged
Quadrant Capital Group LLC131$2.00K0.00%−24−15.5%Reduced
McCarthy Asset Management, Inc.150$2.00K0.00%00.0%Unchanged
Berman Capital Advisors, LLC218$2.00K0.00%+89+69.0%Added
Farmers & Merchants Investments Inc166$2.00K0.00%+166New
Smith Asset Management Group LP230$3.00K0.00%00.0%Unchanged
TCI Wealth Advisors, Inc.218$3.00K0.00%+38+21.1%Added
Savior LLC333$4.00K0.00%00.0%Unchanged
Daiwa Securities Group Inc.301$4.00K0.00%00.0%Unchanged
West Branch Capital LLC423$5.00K0.00%+423New
Signaturefd, LLC519$7.00K0.00%+111+27.2%Added
NewSquare Capital LLC595$8.00K0.00%+595New
Clean Yield Group702$9.00K0.00%+702New
Lake Point Wealth Management735$9.00K0.00%+735New
Dark Forest Capital Management LP733$9.00K0.00%+733New
Captrust Financial Advisors752$10.0K0.00%−2,970−79.8%Reduced
Baillie Gifford & Co935$12.0K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co1,270$16.0K0.00%00.0%Unchanged
Quantbot Technologies LP1,431$18.0K0.00%+1,431New
Bank of Montreal1,532$20.0K0.00%−4,635−75.2%Reduced
Advisor Group Holdings, Inc.2,215$28.0K0.00%+570+34.7%Added
Penserra Capital Management LLC3,685$47.0K0.00%+35+1.0%Added
Macquarie Group Ltd3,790$49.0K0.00%00.0%Unchanged
State of Wyoming5,316$68.0K0.04%+3,439+183.2%Added
FMR LLC6,656$86.0K0.00%−284,827−97.7%Reduced
Great West Life Assurance Co8,000$103.0K0.00%−2,270−22.1%Reduced
Nisa Investment Advisors, LLC8,330$107.0K0.00%00.0%Unchanged
Pinz Capital Management, LP9,000$116.0K0.03%+9,000New
Tower Research Capital LLC (TRC)9,272$119.0K0.00%−12,226−56.9%Reduced
SG3 Management, LLC10,000$129.0K0.05%+10,000New
Pinnacle Wealth Planning Services, Inc.10,396$134.0K0.03%+44+0.4%Added
Ameritas Investment Partners, Inc.11,391$147.0K0.01%−1,589−12.2%Reduced
Wedge Capital Management L L P11,544$149.0K0.00%−1,793−13.4%Reduced
Raymond James Financial Services Advisors, Inc.11,546$149.0K0.00%−1,000−8.0%Reduced
Campbell & CO Investment Adviser LLC12,166$157.0K0.07%+12,166New
O'Shaughnessy Asset Management, LLC13,289$171.0K0.00%00.0%Unchanged
Ergoteles LLC13,800$178.0K0.00%−7,800−36.1%Reduced
BNP Paribas Arbitrage, SA14,286$183.9K0.00%−320,956−95.7%Reduced
Carroll Financial Associates, Inc.14,844$191.0K0.01%+14,844New
First Manhattan Co14,925$192.0K0.00%00.0%Unchanged
Walleye Trading LLC14,943$192.0K0.01%+14,943New
Fox Run Management, L.L.C.15,214$196.0K0.18%+15,214New
US Bancorp15,611$201.0K0.00%−777−4.7%Reduced
Gerber Kawasaki Wealth & Investment Management16,098$207.0K0.02%00.0%Unchanged
Profund Advisors LLC16,154$208.0K0.01%+762+5.0%Added
Wolverine Trading, LLC16,480$210.0K0.01%−13,655−45.3%Reduced
Group One Trading, L.P.16,529$213.0K0.00%+7,063+74.6%Added
Hennion & Walsh Asset Management, Inc.17,294$223.0K0.01%+4,411+34.2%Added
Centiva Capital, LP17,897$230.0K0.02%+17,897New
Euclidean Technologies Management, LLC18,475$238.0K0.19%+18,475New
Zeke Capital Advisors, LLC19,263$248.0K0.02%+5,137+36.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)19,421$250.0K0.00%00.0%Unchanged
Teacher Retirement System of Texas19,959$257.0K0.00%+2,979+17.5%Added
Tokio Marine Asset Management Co Ltd20,200$260.0K0.02%+600+3.1%Added
Capula Management Ltd21,525$277.0K0.05%+21,525New
Quantitative Investment Management, LLC22,175$285.0K0.03%+22,175New
Evercore Wealth Management, LLC22,425$289.0K0.01%00.0%Unchanged
LPL Financial LLC23,965$308.0K0.00%+13,965+139.7%Added
Public Employees Retirement Association of Colorado24,883$320.0K0.00%00.0%Unchanged
Royal Bank of Canada27,104$349.0K0.00%+22,883+542.1%Added
Amalgamated Bank27,434$353.0K0.00%+4,758+21.0%Added
The PNC Financial Services Group, Inc.27,939$361.0K0.00%−4,629−14.2%Reduced
Tocqueville Asset Management L.P.28,531$367.0K0.01%00.0%Unchanged
Handelsbanken Fonder AB28,955$373.0K0.00%+1,900+7.0%Added
CWM Advisors, LLC29,238$376.0K0.05%+886+3.1%Added
SEI Investments Co32,857$440.0K0.00%+32,857New
First Hawaiian Bank34,730$447.0K0.02%00.0%Unchanged
Ameriprise Financial Inc35,685$459.0K0.00%−1,469−4.0%Reduced
Diversified Trust Co36,506$470.0K0.02%+36,506New
Capital Fund Management S.A.37,123$477.8K0.01%+15,831+74.4%Added
Susquehanna Fundamental Investments, LLC37,687$485.0K0.01%+37,687New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC40,019$515.0K0.05%+7,474+23.0%Added
Sawyer & Company, Inc41,000$528.0K0.25%00.0%Unchanged
Arizona State Retirement System41,566$535.0K0.00%−2,708−6.1%Reduced
Jacobs Levy Equity Management, Inc42,036$541.0K0.00%−238,508−85.0%Reduced
Virtus ETF Advisers LLC44,421$572.0K0.24%−6,890−13.4%Reduced
Metropolitan Life Insurance Co45,017$579.4K0.01%+2,115+4.9%Added
Grimes & Company, Inc.45,198$582.0K0.03%+4,697+11.6%Added
Simplex Trading, LLC45,619$587.0K0.02%−18,318−28.7%Reduced
Schonfeld Strategic Advisors LLC47,118$607.0K0.01%+47,118New
First Quadrant L P47,400$610.0K0.07%+200+0.4%Added
Mercer Global Advisors Inc48,438$623.0K0.00%+2,550+5.6%Added
Victory Capital Management Inc51,509$663.0K0.00%+2,881+5.9%Added
Zebra Capital Management LLC53,359$687.0K0.81%−5,763−9.7%Reduced
Envestnet Asset Management Inc54,578$702.0K0.00%+3,032+5.9%Added
HSBC Holdings PLC54,547$705.0K0.00%+28,398+108.6%Added
Los Angeles Capital Management LLC57,787$744.0K0.00%−3,255−5.3%Reduced
Voya Investment Management LLC60,346$776.0K0.00%−11,315−15.8%Reduced
Allianz Asset Management GmbH60,473$778.0K0.00%−10,945−15.3%Reduced
MetLife Investment Management60,994$785.0K0.01%00.0%Unchanged
Verition Fund Management LLC63,277$815.0K0.01%+63,277New
Affinity Investment Advisors, LLC65,977$849.0K0.38%00.0%Unchanged