Ironwood Pharmaceuticals, Inc. (IRWD) Insider Trading
Over the last 3 months, IRWD insiders made 0 open-market buys and 1 sale, a net sale of -$80K (SEC Form 4). Over the last 6 months, 159 institutions increased and 103 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
1
Net (3m)
-$80.5K
Insider trades by month Buys Sells
Aug
Nov
Jan
Feb
Mar
Jun
Context3-month price +11%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 17, 2026 | McHugh Juliedirector | Grant | 63,481 | — |
| Jun 17, 2026 | Kessler Marla Ldirector | Grant | 63,481 | — |
| Jun 17, 2026 | Currie Mark Gdirector | Grant | 63,481 | — |
| Jun 17, 2026 | Shepard Jaydirector | Grant | 63,481 | — |
| Jun 17, 2026 | DENNER ALEXANDER Jdirector | Grant | 63,481 | — |
| Jun 17, 2026 | Duane Jon Rdirector | Grant | 63,481 | — |
| Jun 17, 2026 | DENNER ALEXANDER Jdirector | Grant | 4,065 | — |
| Jun 17, 2026 | McHugh Juliedirector | Sell | 21,571 | $3.73 |
| Jun 17, 2026 | Moukheibir Catherinedirector | Grant | 63,481 | — |
| May 21, 2026 | Silver Ronaldofficer: PFO & PAO | Grant | 25,000 | — |
| Mar 17, 2026 | DENNER ALEXANDER Jdirector | Sell | 6,725,000 | $3.05 |
| Mar 17, 2026 | DENNER ALEXANDER Jdirector | Grant | 4,451 | — |
| Mar 17, 2026 | DENNER ALEXANDER Jdirector | Sell | 5,800 | $3.31 |
| Mar 12, 2026 | John Minardoofficer: Chief Legal Officer | Grant | 136,612 | — |
| Mar 12, 2026 | MCCOURT Thomas Adirector, officer: Chief Executive Officer | Grant | 409,836 | — |
| Mar 12, 2026 | Shetzline Michaelofficer: SVP, CMO, Head-Res&Drug | Grant | 136,612 | — |
| Mar 12, 2026 | Silver Ronaldofficer: Principal Accounting Officer | Grant | 163,934 | — |
| Mar 12, 2026 | Gaskins Tammi Lofficer: Chief Commercial Officer | Grant | 136,612 | — |
| Mar 12, 2026 | Martini Gregory S.officer: Chief Financial Officer | Grant | 136,612 | — |
| Feb 25, 2026 | Gaskins Tammi Lofficer: Chief Commercial Officer | Sell | 10,287 | $3.81 |
| Feb 25, 2026 | Shetzline Michaelofficer: SVP, CMO, Head-Res&Drug | Sell | 17,012 | $3.66 |
| Feb 25, 2026 | Gaskins Tammi Lofficer: Chief Commercial Officer | Sell | 11,239 | $3.66 |
| Feb 25, 2026 | John Minardoofficer: Chief Legal Officer | Sell | 19,053 | $3.66 |
| Feb 25, 2026 | MCCOURT Thomas Adirector, officer: Chief Executive Officer | Sell | 103,526 | $3.66 |
| Feb 25, 2026 | John Minardoofficer: Chief Legal Officer | Sell | 17,439 | $3.81 |
| Feb 25, 2026 | Silver Ronaldofficer: Principal Accounting Officer | Sell | 11,552 | $3.81 |
| Feb 25, 2026 | Silver Ronaldofficer: Principal Accounting Officer | Sell | 12,621 | $3.66 |
| Feb 25, 2026 | MCCOURT Thomas Adirector, officer: Chief Executive Officer | Sell | 94,757 | $3.81 |
| Feb 25, 2026 | Martini Gregory S.officer: Chief Financial Officer | Sell | 11,457 | $3.66 |
| Feb 25, 2026 | Shetzline Michaelofficer: SVP, CMO, Head-Res&Drug | Sell | 15,570 | $3.81 |
Source: IRWD SEC Form 4 filings, latest Jun 17, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their IRWD positions over the last 6 months (SEC Form 13F).
Increased
159
New positions
101
Reduced
103
Sold out
45
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| ARMISTICE CAPITAL, LLC | Reduced | 16.0M | Feb 17, 2026 |
| VANGUARD GROUP INC | Reduced | 16.0M | Jan 29, 2026 |
| SARISSA CAPITAL MANAGEMENT LP | Unchanged | 15.9M | Feb 17, 2026 |
| ARMISTICE CAPITAL, LLC | Reduced | 15.0M | May 15, 2026 |
| BLACKROCK, INC. | Increased | 13.4M | May 13, 2026 |
| BLACKROCK, INC. | Increased | 12.8M | Feb 12, 2026 |
| BANK OF AMERICA CORP /DE/ | Increased | 11.7M | Feb 3, 2026 |
| BANK OF AMERICA CORP /DE/ | Reduced | 11.5M | Feb 17, 2026 |
| UBS GROUP AG | Unchanged | 11.2M | May 5, 2026 |
| UBS GROUP AG | Unchanged | 11.2M | Jan 29, 2026 |
| SARISSA CAPITAL MANAGEMENT LP | Reduced | 9.2M | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | Reduced | 8.7M | May 18, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 8.2M | Feb 12, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 8.1M | May 14, 2026 |
| AQR CAPITAL MANAGEMENT LLC | Increased | 7.5M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.