Millennium Management’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 | $1.6M | Sell |
457,114
-103,599
| -18% | -$425K | ﹤0.01% | 4060 |
|
|
2025
Q4 | $1.89M | Buy |
560,713
+310,594
| +124% | +$807K | ﹤0.01% | 3997 |
|
|
2025
Q3 | $328K | Buy |
250,119
+153,787
| +160% | +$159K | ﹤0.01% | 5302 |
|
|
2025
Q2 | $69.1K | Sell |
96,332
-6,263,350
| -98% | -$4.92M | ﹤0.01% | 5569 |
|
|
2025
Q1 | $9.35M | Buy |
6,359,682
+4,179,239
| +192% | +$9.95M | 0.01% | 2262 |
|
|
2024
Q4 | $9.66M | Buy |
2,180,443
+1,254,571
| +136% | +$5.09M | ﹤0.01% | 2213 |
|
|
2024
Q3 | $3.81M | Sell |
925,872
-402,888
| -30% | -$2.17M | ﹤0.01% | 3087 |
|
|
2024
Q2 | $8.66M | Buy |
1,328,760
+867,316
| +188% | +$6.13M | ﹤0.01% | 2216 |
|
|
2024
Q1 | $4.02M | Sell |
461,444
-510,691
| -53% | -$6.2M | ﹤0.01% | 3099 |
|
|
2023
Q4 | $11.1M | Buy |
972,135
+794,782
| +448% | +$7.86M | ﹤0.01% | 2079 |
|
|
2023
Q3 | $1.71M | Sell |
177,353
-77,716
| -30% | -$762K | ﹤0.01% | 3707 |
|
|
2023
Q2 | $2.71M | Sell |
255,069
-1,127,479
| -82% | -$12.1M | ﹤0.01% | 3212 |
|
|
2023
Q1 | $14.5M | Sell |
1,382,548
-2,607,394
| -65% | -$29.2M | 0.01% | 1607 |
|
|
2022
Q4 | $49.4M | Buy |
3,989,942
+2,184,767
| +121% | +$24.8M | 0.03% | 759 |
|
|
2022
Q3 | $18.7M | Buy |
1,805,175
+724,203
| +67% | +$8.21M | 0.01% | 1414 |
|
|
2022
Q2 | $12.5M | Buy |
1,080,972
+28,858
| +3% | +$340K | 0.01% | 1769 |
|
|
2022
Q1 | $13.2M | Sell |
1,052,114
-537,702
| -34% | -$6.16M | 0.01% | 1822 |
|
|
2021
Q4 | $18.5M | Buy |
1,589,816
+44,334
| +3% | +$544K | 0.01% | 1507 |
|
|
2021
Q3 | $20.2M | Sell |
1,545,482
-213,471
| -12% | -$2.76M | 0.01% | 1317 |
|
|
2021
Q2 | $22.6M | Buy |
1,758,953
+775,496
| +79% | +$8.88M | 0.01% | 1098 |
|
|
2021
Q1 | $11M | Buy |
983,457
+126,422
| +15% | +$1.34M | 0.01% | 1667 |
|
|
2020
Q4 | $9.76M | Buy |
857,035
+778,749
| +995% | +$8.52M | 0.01% | 1762 |
|
|
2020
Q3 | $704 | Sell |
78,286
-232,012
| -75% | -$2.31M | ﹤0.01% | 3375 |
|
|
2020
Q2 | $3.2M | Buy |
310,298
+286,318
| +1,194% | +$2.93M | ﹤0.01% | 2156 |
|
|
2020
Q1 | $242K | Sell |
23,980
-644,937
| -96% | -$7.58M | ﹤0.01% | 3291 |
|
|
2019
Q4 | $8.9M | Sell |
668,917
-362,381
| -35% | -$4M | 0.01% | 1472 |
|
|
2019
Q3 | $8.85M | Buy |
1,031,298
+649,831
| +170% | +$6.31M | 0.01% | 1360 |
|
|
2019
Q2 | $4.17M | Sell |
381,467
-654,994
| -63% | -$7.34M | 0.01% | 1921 |
|
|
2019
Q1 | $11.7M | Sell |
1,036,461
-602,997
| -37% | -$6.73M | 0.02% | 1130 |
|
|
2018
Q4 | $14.2M | Buy |
1,639,458
+1,327,506
| +426% | +$15.2M | 0.02% | 909 |
|
|
2018
Q3 | $4.82M | Buy |
311,952
+231,590
| +288% | +$3.66M | 0.01% | 1827 |
|
|
2018
Q2 | $1.29M | Buy |
+80,362
| New | +$1.19M | ﹤0.01% | 2684 |
|
|
2018
Q1 | – | Sell |
-29,211
| Closed | -$367K | – | 3858 |
|
|
2017
Q4 | $367K | Buy |
+29,211
| New | +$382K | ﹤0.01% | 3245 |
|
|
2017
Q3 | – | Sell |
-39,712
| Closed | -$628K | – | 3685 |
|
|
2017
Q2 | $628K | Sell |
39,712
-125,659
| -76% | -$1.83M | ﹤0.01% | 2693 |
|
|
2017
Q1 | $2.36M | Sell |
165,371
-149,970
| -48% | -$2.05M | ﹤0.01% | 1909 |
|
|
2016
Q4 | $4.04M | Sell |
315,341
-93,390
| -23% | -$1.18M | 0.01% | 1473 |
|
|
2016
Q3 | $5.44M | Sell |
408,731
-367,933
| -47% | -$4.3M | 0.01% | 1286 |
|
|
2016
Q2 | $8.51M | Buy |
776,664
+633,419
| +442% | +$6.19M | 0.02% | 951 |
|
|
2016
Q1 | $1.31M | Sell |
143,245
-206,014
| -59% | -$1.7M | ﹤0.01% | 2035 |
|
|
2015
Q4 | $3.39M | Sell |
349,259
-1,117,266
| -76% | -$10.8M | 0.01% | 1623 |
|
|
2015
Q3 | $12.8M | Buy |
1,466,525
+283,038
| +24% | +$2.64M | 0.02% | 799 |
|
|
2015
Q2 | $12M | Sell |
1,183,487
-1,657,376
| -58% | -$19.3M | 0.02% | 872 |
|
|
2015
Q1 | $38.1M | Sell |
2,840,863
-344,222
| -11% | -$4.52M | 0.07% | 360 |
|
|
2014
Q4 | $40.9M | Buy |
3,185,085
+1,588,435
| +99% | +$18.2M | 0.09% | 306 |
|
|
2014
Q3 | $17.3M | Sell |
1,596,650
-2,424,438
| -60% | -$27.8M | 0.04% | 570 |
|
|
2014
Q2 | $51.6M | Sell |
4,021,088
-2,317,149
| -37% | -$25.2M | 0.14% | 135 |
|
|
2014
Q1 | $65.4M | Buy |
6,338,237
+5,401,084
| +576% | +$60.7M | 0.19% | 97 |
|
|
2013
Q4 | $9.11M | Sell |
937,153
-1,027,536
| -52% | -$9.22M | 0.03% | 775 |
|
|
2013
Q3 | $19.5M | Buy |
1,964,689
+1,653,734
| +532% | +$16.2M | 0.06% | 360 |
|
|
2013
Q2 | $2.59M | Buy |
+310,955
| New | +$3.77M | 0.01% | 1436 |
|
Other funds holding IRWD
AC
SCM
VPM
VCM
Millennium Management's IRWD Position: Q1 2026 in Review
Millennium Management reduced its Ironwood Pharmaceuticals (IRWD) stake by 18% in Q1 2026, selling an estimated $425K and leaving 457,114 shares worth $1.6M. The position accounts for ﹤0.01% of the portfolio, ranked #4060.
Millennium Management first reported a position in IRWD in Q2 2013 and has held it in 50 quarters since. The position peaked at $65.4M in Q1 2014. 226 funds tracked by Wall St. Rank hold IRWD as of Q1 2026.
- Millennium Management held 457,114 shares of Ironwood Pharmaceuticals worth $1.6M as of Q1 2026.
- Millennium Management sold 103,599 Ironwood Pharmaceuticals shares in Q1 2026, an estimated $425K.
- Ironwood Pharmaceuticals made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #4060 holding.
- Millennium Management first reported a position in Ironwood Pharmaceuticals in Q2 2013 and has held it in 50 quarters since.
- Millennium Management's Ironwood Pharmaceuticals position peaked at $65.4M in Q1 2014.
- 226 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q1 2026.
Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.