Jane Street’s Ironwood Pharmaceuticals IRWD Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $2.18M | Sell |
622,247
-2,197,315
| -78% | -$9.01M | ﹤0.01% | 4916 |
|
|
2025
Q4 | $9.5M | Buy |
2,819,562
+498,467
| +21% | +$1.29M | ﹤0.01% | 2381 |
|
|
2025
Q3 | $3.04M | Buy |
2,321,095
+575,973
| +33% | +$596K | ﹤0.01% | 4196 |
|
|
2025
Q2 | $1.25M | Sell |
1,745,122
-1,764,995
| -50% | -$1.39M | ﹤0.01% | 5199 |
|
|
2025
Q1 | $5.16M | Buy |
3,510,117
+3,092,475
| +740% | +$7.37M | ﹤0.01% | 2892 |
|
|
2024
Q4 | $1.85M | Buy |
417,642
+94,004
| +29% | +$381K | ﹤0.01% | 4250 |
|
|
2024
Q3 | $1.33M | Buy |
323,638
+164,006
| +103% | +$882K | ﹤0.01% | 5296 |
|
|
2024
Q2 | $1.04M | Buy |
159,632
+92,150
| +137% | +$652K | ﹤0.01% | 5686 |
|
|
2024
Q1 | $588K | Sell |
67,482
-229,429
| -77% | -$2.78M | ﹤0.01% | 6363 |
|
|
2023
Q4 | $3.4M | Sell |
296,911
-217,586
| -42% | -$2.15M | ﹤0.01% | 3431 |
|
|
2023
Q3 | $4.95M | Buy |
514,497
+286,983
| +126% | +$2.81M | ﹤0.01% | 2623 |
|
|
2023
Q2 | $2.42M | Sell |
227,514
-1,698,368
| -88% | -$18.3M | ﹤0.01% | 3874 |
|
|
2023
Q1 | $20.3M | Buy |
1,925,882
+1,783,342
| +1,251% | +$20M | 0.01% | 995 |
|
|
2022
Q4 | $1.77M | Buy |
142,540
+89,907
| +171% | +$1.02M | ﹤0.01% | 4039 |
|
|
2022
Q3 | $545K | Sell |
52,633
-189,395
| -78% | -$2.15M | ﹤0.01% | 6539 |
|
|
2022
Q2 | $2.79M | Buy |
242,028
+145,073
| +150% | +$1.71M | ﹤0.01% | 3578 |
|
|
2022
Q1 | $1.22M | Sell |
96,955
-26,402
| -21% | -$303K | ﹤0.01% | 5725 |
|
|
2021
Q4 | $1.44M | Sell |
123,357
-203,944
| -62% | -$2.5M | ﹤0.01% | 5180 |
|
|
2021
Q3 | $4.27M | Buy |
327,301
+183,700
| +128% | +$2.37M | ﹤0.01% | 2996 |
|
|
2021
Q2 | $1.85M | Buy |
143,601
+78,659
| +121% | +$900K | ﹤0.01% | 4482 |
|
|
2021
Q1 | $726K | Buy |
64,942
+6,353
| +11% | +$67.1K | ﹤0.01% | 6091 |
|
|
2020
Q4 | $667K | Sell |
58,589
-26,060
| -31% | -$285K | ﹤0.01% | 5310 |
|
|
2020
Q3 | $761K | Buy |
84,649
+53,065
| +168% | +$527K | ﹤0.01% | 4519 |
|
|
2020
Q2 | $326K | Buy |
+31,584
| New | +$323K | ﹤0.01% | 5720 |
|
|
2019
Q4 | – | Sell |
-19,125
| Closed | -$164K | – | 5398 |
|
|
2019
Q3 | $164K | Buy |
+19,125
| New | +$186K | ﹤0.01% | 4701 |
|
|
2019
Q1 | – | Sell |
-87,249
| Closed | -$757K | – | 5309 |
|
|
2018
Q4 | $757K | Buy |
+87,249
| New | +$1M | ﹤0.01% | 2939 |
|
|
2018
Q2 | – | Sell |
-13,934
| Closed | -$180K | – | 5275 |
|
|
2018
Q1 | $180K | Sell |
13,934
-7,305
| -34% | -$91K | ﹤0.01% | 4487 |
|
|
2017
Q4 | $267K | Sell |
21,239
-3,098
| -13% | -$40.5K | ﹤0.01% | 3893 |
|
|
2017
Q3 | $321K | Sell |
24,337
-11,662
| -32% | -$160K | ﹤0.01% | 3613 |
|
|
2017
Q2 | $569K | Buy |
35,999
+22,433
| +165% | +$326K | ﹤0.01% | 2867 |
|
|
2017
Q1 | $194K | Buy |
+13,566
| New | +$185K | ﹤0.01% | 3878 |
|
|
2016
Q4 | – | Sell |
-16,422
| Closed | -$218K | – | 4304 |
|
|
2016
Q3 | $218K | Buy |
+16,422
| New | +$192K | ﹤0.01% | 3619 |
|
|
2016
Q2 | – | Sell |
-15,203
| Closed | -$139K | – | 4319 |
|
|
2016
Q1 | $139K | Buy |
+15,203
| New | +$125K | ﹤0.01% | 3813 |
|
|
2014
Q4 | – | Sell |
-19,540
| Closed | -$212K | – | 2744 |
|
|
2014
Q3 | $212K | Sell |
19,540
-58,856
| -75% | -$674K | ﹤0.01% | 2183 |
|
|
2014
Q2 | $1.01M | Buy |
+78,396
| New | +$852K | 0.01% | 898 |
|
Other funds holding IRWD
AC
SCM
VPM
VCM
Jane Street's IRWD Position: Q1 2026 in Review
Jane Street reduced its Ironwood Pharmaceuticals (IRWD) stake by 78% in Q1 2026, selling an estimated $9.01M and leaving 622,247 shares worth $2.18M. The position accounts for ﹤0.01% of the portfolio, ranked #4916.
Jane Street first reported a position in IRWD in Q2 2014 and has held it in 35 quarters since. The position peaked at $20.3M in Q1 2023. 226 funds tracked by Wall St. Rank hold IRWD as of Q1 2026.
- Jane Street held 622,247 shares of Ironwood Pharmaceuticals worth $2.18M as of Q1 2026.
- Jane Street sold 2,197,315 Ironwood Pharmaceuticals shares in Q1 2026, an estimated $9.01M.
- Ironwood Pharmaceuticals made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4916 holding.
- Jane Street first reported a position in Ironwood Pharmaceuticals in Q2 2014 and has held it in 35 quarters since.
- Jane Street's Ironwood Pharmaceuticals position peaked at $20.3M in Q1 2023.
- 226 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.