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O'Shaughnessy Asset Management’s Ironwood Pharmaceuticals IRWD Stock Holding History

O'Shaughnessy Asset Management’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
2026
Q1 		$450K Sell
128,243
-162,035
-56% -$664K ﹤0.01% 1578
2025
Q4 		$978K Buy
+290,278
New +$754K 0.01% 1157
2024
Q2 		– Sell
-14,438
Closed -$126K – 2007
2024
Q1 		$126K Sell
14,438
-7,803
-35% -$94.7K ﹤0.01% 1565
2023
Q4 		$254K Sell
22,241
-13,397
-38% -$133K ﹤0.01% 1289
2023
Q3 		$343K Sell
35,638
-97,463
-73% -$955K 0.01% 1055
2023
Q2 		$1.42M Buy
133,101
+509
+0.4% +$5.47K 0.02% 553
2023
Q1 		$1.39M Buy
132,592
+5,154
+4% +$57.7K 0.02% 550
2022
Q4 		$1.58M Buy
127,438
+32,162
+34% +$365K 0.03% 476
2022
Q3 		$987K Buy
95,276
+71,426
+299% +$810K 0.02% 560
2022
Q2 		$275K Buy
23,850
+4,178
+21% +$49.2K 0.01% 903
2022
Q1 		$247K Sell
19,672
-180
-0.9% -$2.06K ﹤0.01% 981
2021
Q4 		$231K Buy
19,852
+2,195
+12% +$26.9K ﹤0.01% 1003
2021
Q3 		$231K Buy
17,657
+4,368
+33% +$56.5K ﹤0.01% 974
2021
Q2 		$171K Hold
13,289
– – ﹤0.01% 1103
2021
Q1 		$148K Hold
13,289
– – ﹤0.01% 1048
2020
Q4 		$151K Buy
13,289
+2,509
+23% +$27.5K ﹤0.01% 937
2020
Q3 		$97K Hold
10,780
– – ﹤0.01% 910
2020
Q2 		$111K Buy
+10,780
New +$110K ﹤0.01% 812

Other funds holding IRWD

AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SCM
Sarissa Capital Management Greenwich, Connecticut $158M AUM 103.7% 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
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

O'Shaughnessy Asset Management's IRWD Position: Q1 2026 in Review

O'Shaughnessy Asset Management reduced its Ironwood Pharmaceuticals (IRWD) stake by 56% in Q1 2026, selling an estimated $664K and leaving 128,243 shares worth $450K. The position accounts for ﹤0.01% of the portfolio, ranked #1578.

O'Shaughnessy Asset Management first reported a position in IRWD in Q2 2020 and has held it in 18 quarters since. The position peaked at $1.58M in Q4 2022. 226 funds tracked by Wall St. Rank hold IRWD as of Q1 2026.

  • O'Shaughnessy Asset Management held 128,243 shares of Ironwood Pharmaceuticals worth $450K as of Q1 2026.
  • O'Shaughnessy Asset Management sold 162,035 Ironwood Pharmaceuticals shares in Q1 2026, an estimated $664K.
  • Ironwood Pharmaceuticals made up ﹤0.01% of O'Shaughnessy Asset Management's portfolio in Q1 2026, its #1578 holding.
  • O'Shaughnessy Asset Management first reported a position in Ironwood Pharmaceuticals in Q2 2020 and has held it in 18 quarters since.
  • O'Shaughnessy Asset Management's Ironwood Pharmaceuticals position peaked at $1.58M in Q4 2022.
  • 226 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q1 2026.

Based on O'Shaughnessy Asset Management's 13F filing for Q1 2026, filed 13 May 2026.