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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, Q1 2025

Institutional positions in Ironwood Pharmaceuticals Inc as of Mar 31, 2025. 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
200
−21 vs. Q4 2024
Shares held
155.5M
−8.33M (−5.1%) vs. Q4 2024
Total value
$228.5M
−$497.1M (−68.5%) vs. Q4 2024
New holders
30
73 more added
Sold out
51
63 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 holdersQ1 2025: 200 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 heldQ1 2025: $228.5M
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, Q1 2025

Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q4 2024.

Institutions holding IRWD in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd17$00.00%00.0%Unchanged
National Bank of Canada1$10.00%+1New
Steward Partners Investment Advisory, LLC17$250.00%+17New
Ronald Blue Trust, Inc.34$500.00%+34New
Bell Investment Advisors, Inc48$710.00%00.0%Unchanged
Versant Capital Management, Inc60$880.00%−158−72.5%Reduced
SBI Securities Co., Ltd.63$930.00%−4−6.0%Reduced
Farther Finance Advisors, LLC82$1160.00%00.0%Unchanged
Clean Yield Group85$1250.00%00.0%Unchanged
The PNC Financial Services Group, Inc.106$1560.00%−7,338−98.6%Reduced
Boston Private Wealth LLC121$1780.00%+121New
True Wealth Design, LLC121$1780.00%+121New
Optiver Holding B.V.164$2410.00%00.0%Unchanged
CoreCap Advisors, LLC175$2570.00%+175New
Private Wealth Asset Management, LLC209$3070.00%+209New
Northwestern Mutual Wealth Management Co270$3970.00%00.0%Unchanged
Clear Street Markets LLC306$4500.00%+306New
IFP Advisors, Inc427$6280.00%−7−1.6%Reduced
Fortitude Family Office, LLC610$8970.00%00.0%Unchanged
EverSource Wealth Advisors, LLC633$9300.00%+586+1,246.8%Added
Daiwa Securities Group Inc.573$1.00K0.00%00.0%Unchanged
Picton Mahoney Asset Management808$1.00K0.00%+808New
Comerica Bank698$1.03K0.00%−121,385−99.4%Reduced
Rothschild Investment LLC725$1.07K0.00%+470+184.3%Added
Advisor Group Holdings, Inc.792$1.16K0.00%+605+323.5%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.1,043$1.53K0.00%00.0%Unchanged
AdvisorNet Financial, Inc1,573$2.31K0.00%00.0%Unchanged
Sterling Capital Management LLC1,729$2.54K0.00%−1,314−43.2%Reduced
Simplex Trading, LLC2,479$3.00K0.00%−2,881−53.8%Reduced
Nisa Investment Advisors, LLC2,418$3.55K0.00%+918+61.2%Added
Smartleaf Asset Management LLC2,652$3.74K0.00%+1,473+124.9%Added
GF Fund Management Co. Ltd.3,971$5.84K0.00%+611+18.2%Added
Amalgamated Bank4,677$7.00K0.00%−36,405−88.6%Reduced
Mirae Asset Global Investments Co., Ltd.5,499$7.75K0.00%+166+3.1%Added
Public Employees Retirement System of Ohio5,723$8.41K0.00%−94,449−94.3%Reduced
Skopos Labs, Inc.6,699$9.85K0.00%+4,406+192.2%Added
Tower Research Capital LLC (TRC)7,749$11.4K0.00%−9,772−55.8%Reduced
R Squared Ltd10,030$14.7K0.02%+5,040+101.0%Added
Buckingham Strategic Partners10,334$15.2K0.00%+10,334New
Mackenzie Financial Corp10,460$15.4K0.00%00.0%Unchanged
Neuberger Berman Group LLC10,968$16.1K0.00%+309+2.9%Added
First Affirmative Financial Network11,077$16.3K0.01%+11,077New
US Bancorp11,408$16.8K0.00%−31,600−73.5%Reduced
Xponance, Inc.11,493$16.9K0.00%+183+1.6%Added
Prudential Financial Inc11,781$17.3K0.00%−133,807−91.9%Reduced
Diversified Trust Co12,574$18.5K0.00%−579−4.4%Reduced
State of Wisconsin Investment Board12,612$18.5K0.00%−464,007−97.4%Reduced
Farallon Capital Management, L.L.C.13,000$19.1K0.00%00.0%Unchanged
Farringdon Capital, Ltd.13,468$19.8K0.01%+13,468New
Great West Life Assurance Co13,282$20.0K0.00%−116,225−89.7%Reduced
Ameritas Investment Partners, Inc.13,773$20.2K0.00%00.0%Unchanged
Pallas Capital Advisors LLC14,340$21.1K0.00%+14,340New
Raymond James Financial Inc15,295$22.5K0.00%00.0%Unchanged
Merit Financial Group, LLC15,322$22.5K0.00%+15,322New
Engineers Gate Manager LP15,634$23.0K0.00%+15,634New
DRW Securities, LLC15,900$23.4K0.00%+15,900New
Pictet Asset Management Holding SA16,495$24.2K0.00%00.0%Unchanged
Bank of Montreal16,677$24.5K0.00%−8,081−32.6%Reduced
Victory Capital Management Inc18,714$27.5K0.00%−194,578−91.2%Reduced
HSBC Holdings PLC20,778$29.9K0.00%−108−0.5%Reduced
EMC Capital Management23,893$35.0K0.02%00.0%Unchanged
Wealth Enhancement Advisory Services, LLC23,886$35.1K0.00%+10,651+80.5%Added
Public Employees Retirement Association of Colorado24,883$37.0K0.00%00.0%Unchanged
Teza Capital Management LLC26,240$38.6K0.02%+1,807+7.4%Added
Shell Asset Management Co26,689$39.0K0.00%−1,120−4.0%Reduced
Envestnet Asset Management Inc26,728$39.3K0.00%+15,456+137.1%Added
SG Americas Securities, LLC27,118$40.0K0.00%+15,249+128.5%Added
McAdam, LLC27,294$40.1K0.00%+27,294New
Legacy Capital Group California, Inc.29,222$43.0K0.01%+10,653+57.4%Added
Police & Firemen's Retirement System of New Jersey29,313$43.1K0.00%00.0%Unchanged
Simplicity Wealth,LLC30,324$44.6K0.00%+30,324New
Bridgeway Capital Management, LLC31,000$45.6K0.00%00.0%Unchanged
CIBC World Markets Corp31,393$46.1K0.00%+18,153+137.1%Added
China Universal Asset Management Co., Ltd.32,099$47.2K0.00%−1,833−5.4%Reduced
Broderick Brian C33,000$48.5K0.01%00.0%Unchanged
Prairiewood Capital, LLC33,724$49.6K0.02%−951−2.7%Reduced
Brevan Howard Capital Management LP34,658$50.9K0.00%+34,658New
Zurcher Kantonalbank (Zurich Cantonalbank)35,702$52.5K0.00%−39−0.1%Reduced
Allspring Global Investments Holdings, LLC36,316$53.4K0.00%−5,570−13.3%Reduced
ProShare Advisors LLC37,845$55.6K0.00%−12,359−24.6%Reduced
Teacher Retirement System of Texas38,764$57.0K0.00%−4,129−9.6%Reduced
Dynamic Technology Lab Private Ltd38,610$57.0K0.01%+38,610New
Teachers Retirement System of the State of Kentucky39,600$58.0K0.00%−4,749−10.7%Reduced
Royal Bank of Canada39,225$58.0K0.00%+26,313+203.8%Added
Y-Intercept (Hong Kong) Ltd39,782$58.5K0.00%+24,635+162.6%Added
Voya Investment Management LLC39,971$58.8K0.00%−3,419−7.9%Reduced
Capstone Investment Advisors, LLC40,000$58.8K0.00%+40,000New
Grimes & Company, Inc.40,994$60.3K0.00%−1,681−3.9%Reduced
Arizona State Retirement System41,313$60.7K0.00%−411−1.0%Reduced
Point72 (DIFC) Ltd41,701$61.3K0.01%+40,543+3,501.1%Added
New York State Common Retirement Fund41,869$61.5K0.00%00.0%Unchanged
Point72 Asia (Singapore) Pte. Ltd.42,877$63.0K0.02%+34,855+434.5%Added
Panagora Asset Management Inc46,569$68.5K0.00%−1,797−3.7%Reduced
Jefferies Financial Group Inc.48,851$71.8K0.00%+48,851New
Ameriprise Financial Inc49,621$72.9K0.00%−515,997−91.2%Reduced
Manufacturers Life Insurance Company, The52,701$77.5K0.00%−242−0.5%Reduced
CWM, LLC57,001$84.0K0.00%+50,675+801.1%Added
Quantessence Capital LLC58,149$85.5K0.02%+58,149New
State of Wyoming58,775$86.4K0.01%+16,917+40.4%Added
Dark Forest Capital Management LP62,019$91.2K0.00%+8,243+15.3%Added