Acadian Asset Management
IRWD icon

Acadian Asset Management’s Ironwood Pharmaceuticals IRWD Stock Holding History

Acadian 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
Q2 		$24.6M Sell
5,853,331
-723,941
-11% -$2.79M 0.03% 379
2026
Q1 		$23.1M Buy
6,577,272
+119,455
+2% +$490K 0.03% 361
2025
Q4 		$21.7M Sell
6,457,817
-44,676
-0.7% -$116K 0.04% 321
2025
Q3 		$8.51M Sell
6,502,493
-47,194
-0.7% -$48.8K 0.01% 511
2025
Q2 		$4.68M Buy
6,549,687
+3,904,498
+148% +$3.07M 0.01% 602
2025
Q1 		$3.88M Buy
2,645,189
+1,630,726
+161% +$3.88M 0.01% 577
2024
Q4 		$4.49M Buy
1,014,463
+228,171
+29% +$926K 0.01% 552
2024
Q3 		$3.24M Buy
+786,292
New +$4.23M 0.01% 611
2022
Q4 		– Sell
-5,562
Closed -$57K – 1848
2022
Q3 		$57K Hold
5,562
– – ﹤0.01% 1477
2022
Q2 		$64K Sell
5,562
-446
-7% -$5.25K ﹤0.01% 1454
2022
Q1 		$75K Sell
6,008
-9,721
-62% -$111K ﹤0.01% 1418
2021
Q4 		$183K Sell
15,729
-289,128
-95% -$3.55M ﹤0.01% 1257
2021
Q3 		$3.98M Sell
304,857
-363,304
-54% -$4.7M 0.02% 512
2021
Q2 		$8.6M Buy
668,161
+443,525
+197% +$5.08M 0.03% 345
2021
Q1 		$2.51M Sell
224,636
-460,255
-67% -$4.86M 0.01% 670
2020
Q4 		$7.8M Sell
684,891
-110,913
-14% -$1.21M 0.03% 393
2020
Q3 		$7.16M Buy
795,804
+281,472
+55% +$2.8M 0.03% 368
2020
Q2 		$5.31M Buy
514,332
+512,383
+26,290% +$5.24M 0.02% 472
2020
Q1 		$20K Buy
+1,949
New +$22.9K ﹤0.01% 1646

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BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Acadian Asset Management's IRWD Position: Q2 2026 in Review

Acadian Asset Management reduced its Ironwood Pharmaceuticals (IRWD) stake by 11% in Q2 2026, selling an estimated $2.79M and leaving 5,853,331 shares worth $24.6M. The position accounts for 0.03% of the portfolio, ranked #379.

Acadian Asset Management first reported a position in IRWD in Q1 2020 and has held it in 19 quarters since. 157 funds tracked by Wall St. Rank hold IRWD as of Q2 2026.

  • Acadian Asset Management held 5,853,331 shares of Ironwood Pharmaceuticals worth $24.6M as of Q2 2026.
  • Acadian Asset Management sold 723,941 Ironwood Pharmaceuticals shares in Q2 2026, an estimated $2.79M.
  • Ironwood Pharmaceuticals made up 0.03% of Acadian Asset Management's portfolio in Q2 2026, its #379 holding.
  • Acadian Asset Management first reported a position in Ironwood Pharmaceuticals in Q1 2020 and has held it in 19 quarters since.
  • 157 funds tracked by Wall St. Rank held Ironwood Pharmaceuticals as of Q2 2026.

Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.