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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.

Q2 2023 vs. Q1 2023

How the institutions holding Ironwood Pharmaceuticals Inc changed between Q1 2023 and Q2 2023.

All holders in Q2 2023All holders in Q1 2023

13F holders of IRWD: Q1 2023 compared with Q2 2023
MeasureQ1 2023Of which not filed for Q2 2023Q2 2023Change
Holders25532520
Shares164.6M32.5K166.1M+1.52M (+0.9%)
Value$1.74B$342.7K$1.77B+$24.0M (+1.4%)

3 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (30)

Institutions that held Ironwood Pharmaceuticals Inc at the end of Q2 2023 but not at the end of Q1 2023.

Institutions new to IRWD in Q2 2023
InstitutionSharesValue% of portfolio
Driehaus Capital Management LLC1,587,977$16.9M0.21%
Adage Capital Partners GP, L.L.C.943,800$10.0M0.02%
Schonfeld Strategic Advisors LLC221,278$2.35M0.02%
AlphaCentric Advisors LLC157,500$1.68M0.93%
Alps Advisors Inc124,469$1.32M0.01%
Caxton Associates LP85,578$910.5K0.13%
Edgestream Partners, L.P.57,667$613.6K0.06%
XTX Topco Ltd50,651$538.9K0.10%
Sumitomo Mitsui Trust Holdings, Inc.41,373$440.2K0.00%
Allianz Asset Management GmbH41,000$436.2K0.00%
Verition Fund Management LLC34,065$362.5K0.01%
Arrowstreet Capital, Limited Partnership23,365$249.0K0.00%
Watershed Asset Management, L.L.C.23,108$245.9K0.30%
Virtus Investment Advisers, Inc.21,173$225.3K0.15%
Clearstead Advisors, LLC20,000$212.8K0.01%
Empowered Funds, LLC18,407$195.8K0.01%
EA Series Trust18,407$195.8K0.01%
Bayesian Capital Management, LP13,800$146.8K0.02%
Ethic Inc.12,924$137.5K0.01%
JustInvest LLC12,856$136.8K0.00%
Vident Investment Advisory, LLC12,696$135.1K0.00%
Hennion & Walsh Asset Management, Inc.11,726$125.0K0.01%
Capstone Investment Advisors, LLC11,068$117.8K0.00%
Simplex Trading, LLC7,946$84.0K0.00%
Leonteq Securities AG6,600$70.2K0.01%
Headlands Technologies LLC1,357$14.4K0.00%
Fifth Third Bancorp495$5.27K0.00%
25 LLC98$1.01K0.00%
Group One Trading, L.P.75$7980.00%
Avion Wealth94$00.00%

Sold out (30)

Institutions that held Ironwood Pharmaceuticals Inc at the end of Q1 2023 and filed for Q2 2023 without it.

Not filed for Q2 2023 yet (3)

Institutions that held Ironwood Pharmaceuticals Inc at the end of Q1 2023 and haven't filed a 13F for Q2 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IRWD in Q1 2023 that haven't filed for Q2 2023
InstitutionShares, Q1 2023Value, Q1 2023
Euclidean Technologies Management, LLC18,475$194.4K
Kula Investments, LLC14,003$147.3K
Baldrige Asset Management LLC64$1.00K