Ironwood Pharmaceuticals Inc.
IRWD | NASDAQ
$4.53
+$0.12 (+2.72%)
At close: Sep 22, 2026, 4:00 PM ET
$4.53
$0 (0.00%)
After-hours:
Sep 22, 2026, 7:47 PM ET
Institutional Ownership
Net InflowTotal Institutions
235
Total Ownership
98.81%
Capital Flow
+$46.62M
Shares Change
+6.86M
Ownership Distribution
Institutions (98.81%)
Others (1.19%)
Institutional Sentiment
Overall: bullishEquity Sentiment & Activity
bullishNew Positions
56
Increased Positions
144
Reduced Positions
54
Closed Positions
29
New (56)
Increased (144)
Reduced (54)
Closed (29)
Options Sentiment & Activity
bullishPut/Call Ratio
0.035
Call Flow
11,474,820
Put Flow
399,900
Calls (97%)
Puts (3%)
Super Investors
| Super Investor / Fund | Ownership | Portfolio Weight | Shares | Market Value | |
|---|---|---|---|---|---|
| Renaissance Technologies LLC | 4.89% -0.84% | 0.05% | 7.99M | 36.21M |
Top Shareholders
| Institution | Ownership | Portfolio Weight | Shares | Market Value | |
|---|---|---|---|---|---|
| Armistice Capital, LLC | 9.19% -6.93% | 0.94% +45.97% | 15.03M -6.22% | 52.75M -2.33% | |
| Blackrock, Inc. | 8.18% +3.73% | < 0.01% +12.53% | 13.36M +4.52% | 46.9M +8.86% | |
| Ubs Group Ag | 6.85% -0.76% | < 0.01% -3.60% | 11.2M 0.00% | 39.31M +4.15% |
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