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IronwoodPharma-A (IRWD)
NASDAQ
$3.86$0.00 (0.00%)
Price as of Jun 23, 2026 7:06 PM EDT- $628.8MMarket Cap
- 431.83%1-Year Change
- Drug Manufacturers - Specialty & GenericIndustry
IronwoodPharma-A (IRWD)
$3.86$0.00 (0.00%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK FUNDING, INC. /DE | 13.99% | 23.0M | +117,478 (+0.51%) | Dec 31, 2024 |
BLACKROCK INC. | 13.90% | 22.9M | -1.3M (-5.60%) | Jun 30, 2024 |
WELLINGTON MANAGEMENT CO LLP | 10.51% | 17.3M | -200,716 (-1.16%) | Dec 31, 2021 |
VANGUARD GROUP INC | 9.69% | 16.0M | -113,810 (-0.71%) | Dec 31, 2025 |
ARMISTICE CAPITAL, LLC | 9.13% | 15.0M | -997,000 (-6.63%) | Mar 31, 2026 |
BLACKROCK, INC. | 8.12% | 13.4M | +578,124 (+4.33%) | Mar 31, 2026 |
UBS GROUP AG | 6.80% | 11.2M | 0 (0.00%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD SPECIALIZED FUNDS | 6.62% | 10.9M | 0 (0.00%) | Jan 31, 2026 |
iSHARES TRUST | 4.30% | 7.1M | -148,084 (-2.09%) | Mar 31, 2026 |
VANGUARD INDEX FUNDS | 3.61% | 5.9M | +77,353 (+1.30%) | Mar 31, 2026 |
SPDR SERIES TRUST | 2.54% | 4.2M | +3.0M (+70.91%) | Mar 31, 2026 |
SCHWAB STRATEGIC TRUST | 2.39% | 3.9M | +154,471 (+3.93%) | Feb 28, 2026 |
PUTNAM GLOBAL HEALTH CARE FUND | 2.00% | 3.3M | 0 (0.00%) | Feb 28, 2026 |
VANGUARD HORIZON FUNDS | 1.46% | 2.4M | -741,062 (-30.84%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions3.0B (76.58%)
- Mutual Funds905.1M (22.88%)
- Insiders21.3M (0.54%)
- Other0 (0.00%)
Insider Transactions
- 0.54% (21.3M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 8Number of InsiderSelling (last 12 months)
- $63.4MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
DENNER ALEXANDER J | Award | Jun 16, 2026 | $0.00 | 63,481 | $0.00 | 323,855 |
Shepard Jay | Award | Jun 16, 2026 | $0.00 | 63,481 | $0.00 | 235,036 |
Duane Jon R | Award | Jun 16, 2026 | $0.00 | 63,481 | $0.00 | 253,820 |
Kessler Marla L | Award | Jun 16, 2026 | $0.00 | 63,481 | $0.00 | 229,364 |
Currie Mark G | Award | Jun 16, 2026 | $0.00 | 63,481 | $0.00 | 676,900 |
McHugh Julie | Award | Jun 16, 2026 | $0.00 | 63,481 | $0.00 | 272,320 |
McHugh Julie | Sell | Jun 16, 2026 | $80,459.83 | 21,571 | $3.73 | 250,749 |
DENNER ALEXANDER J | Award | Jun 15, 2026 | $0.00 | 4,065 | $0.00 | 260,374 |
DENNER ALEXANDER J | Sell | Mar 17, 2026 | $20.5M | 6.7M | $3.05 | 9.2M |
DENNER ALEXANDER J | Sell | Mar 17, 2026 | $19,198.00 | 5,800 | $3.31 | 9.2M |
DENNER ALEXANDER J | Award | Mar 13, 2026 | $0.00 | 4,451 | $0.00 | 256,309 |
Silver Ronald Principal Accounting Officer | Award | Mar 10, 2026 | $0.00 | 163,934 | $0.00 | 416,570 |
Gaskins Tammi L Chief Commercial Officer | Award | Mar 10, 2026 | $0.00 | 136,612 | $0.00 | 350,350 |
John Minardo Chief Legal Officer | Award | Mar 10, 2026 | $0.00 | 136,612 | $0.00 | 500,498 |
MCCOURT Thomas A Chief Executive Officer | Award | Mar 10, 2026 | $0.00 | 409,836 | $0.00 | 1.9M |
Shetzline Michael SVP, CMO, Head-Res&Drug | Award | Mar 10, 2026 | $0.00 | 136,612 | $0.00 | 658,037 |
Martini Gregory S. Chief Financial Officer | Award | Mar 10, 2026 | $0.00 | 136,612 | $0.00 | 297,213 |
Shetzline Michael SVP, CMO, Head-Res&Drug | Sell | Feb 24, 2026 | $62,263.92 | 17,012 | $3.66 | 521,425 |
John Minardo Chief Legal Officer | Sell | Feb 24, 2026 | $69,733.98 | 19,053 | $3.66 | 363,886 |
Silver Ronald Principal Accounting Officer | Sell | Feb 24, 2026 | $46,192.86 | 12,621 | $3.66 | 252,636 |
Martini Gregory S. Chief Financial Officer | Sell | Feb 24, 2026 | $41,932.62 | 11,457 | $3.66 | 160,601 |
MCCOURT Thomas A Chief Executive Officer | Sell | Feb 24, 2026 | $378,905.16 | 103,526 | $3.66 | 1.5M |
Gaskins Tammi L Chief Commercial Officer | Sell | Feb 24, 2026 | $41,134.74 | 11,239 | $3.66 | 213,738 |
Shetzline Michael SVP, CMO, Head-Res&Drug | Sell | Feb 23, 2026 | $59,321.70 | 15,570 | $3.81 | 538,437 |
John Minardo Chief Legal Officer | Sell | Feb 23, 2026 | $66,442.59 | 17,439 | $3.81 | 382,939 |
Silver Ronald Principal Accounting Officer | Sell | Feb 23, 2026 | $44,013.12 | 11,552 | $3.81 | 265,257 |
Gaskins Tammi L Chief Commercial Officer | Sell | Feb 23, 2026 | $39,193.47 | 10,287 | $3.81 | 224,977 |
MCCOURT Thomas A Chief Executive Officer | Sell | Feb 23, 2026 | $361,024.17 | 94,757 | $3.81 | 1.6M |
Martini Gregory S. Chief Financial Officer | Sell | Feb 23, 2026 | $39,955.47 | 10,487 | $3.81 | 172,058 |
Silver Ronald Principal Accounting Officer | Sell | Jan 05, 2026 | $162,913.60 | 35,416 | $4.60 | 276,809 |