Tudor Investment Corp
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Tudor Investment Corp’s Ironwood Pharmaceuticals IRWD Stock Holding History

Tudor Investment Corp’s Portfolio IRWD Stock Details IRWD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-79,455
Closed -$104K – 3748
2025
Q3 		$104K Hold
79,455
– – ﹤0.01% 3261
2025
Q2 		$57K Sell
79,455
-2,340
-3% -$1.84K ﹤0.01% 3165
2025
Q1 		$120K Buy
81,795
+55,729
+214% +$133K ﹤0.01% 2925
2024
Q4 		$115K Sell
26,066
-49,221
-65% -$200K ﹤0.01% 2901
2024
Q3 		$310K Buy
+75,287
New +$405K ﹤0.01% 2301
2024
Q2 		– Sell
-64,350
Closed -$560K – 2544
2024
Q1 		$560K Buy
+64,350
New +$781K ﹤0.01% 1604
2022
Q2 		– Sell
-172,062
Closed -$2.17M – 2307
2022
Q1 		$2.17M Buy
172,062
+105,384
+158% +$1.21M 0.05% 508
2021
Q4 		$777K Sell
66,678
-16,994
-20% -$208K 0.01% 1165
2021
Q3 		$1.09M Buy
+83,672
New +$1.08M 0.02% 1098
2021
Q2 		– Sell
-40,418
Closed -$452K – 1747
2021
Q1 		$452K Buy
40,418
+28,777
+247% +$304K 0.01% 1170
2020
Q4 		$133K Buy
+11,641
New +$127K ﹤0.01% 1257
2020
Q3 		– Sell
-148,488
Closed -$1.53M – 1419
2020
Q2 		$1.53M Buy
148,488
+81,142
+120% +$830K 0.08% 331
2020
Q1 		$680K Buy
+67,346
New +$792K 0.06% 372
2018
Q4 		– Sell
-68,796
Closed -$1.06M – 1124
2018
Q3 		$1.06M Buy
+68,796
New +$1.09M 0.03% 438
2017
Q1 		– Sell
-34,237
Closed -$438K – 1463
2016
Q4 		$438K Sell
34,237
-2,167
-6% -$27.4K 0.01% 791
2016
Q3 		$484K Sell
36,404
-4,333
-11% -$50.7K 0.01% 748
2016
Q2 		$446K Buy
40,737
+23,968
+143% +$234K 0.01% 911
2016
Q1 		$154K Sell
16,769
-14,889
-47% -$123K ﹤0.01% 1553
2015
Q4 		$307K Buy
31,658
+16,716
+112% +$162K 0.01% 1209
2015
Q3 		$130K Buy
+14,942
New +$139K ﹤0.01% 1407
2013
Q3 		– Sell
-24,358
Closed -$203K – 883
2013
Q2 		$203K Buy
+24,358
New +$295K 0.02% 722

Other funds holding IRWD

AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
SCM
Sarissa Capital Management Greenwich, Connecticut $158M AUM 103.7% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Tudor Investment Corp's IRWD Position: Q4 2025 in Review

Tudor Investment Corp sold out of Ironwood Pharmaceuticals (IRWD) in Q4 2025, closing a stake of 79,455 shares — an estimated $104K sold.

Tudor Investment Corp first reported a position in IRWD in Q2 2013 and held it in 21 quarters. The position peaked at $2.17M in Q1 2022. 199 funds tracked by Wall St. Rank hold IRWD as of Q4 2025.

  • Tudor Investment Corp reported no remaining Ironwood Pharmaceuticals position as of Q4 2025 after selling out during the quarter.
  • Tudor Investment Corp sold 79,455 Ironwood Pharmaceuticals shares in Q4 2025, an estimated $104K.
  • Tudor Investment Corp first reported a position in Ironwood Pharmaceuticals in Q2 2013 and held it in 21 quarters.
  • Tudor Investment Corp's Ironwood Pharmaceuticals position peaked at $2.17M in Q1 2022.
  • 199 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q4 2025.

Based on Tudor Investment Corp's 13F filing for Q4 2025, filed 17 Feb 2026.