Marshall Wace
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Marshall Wace’s AC Immune ACIU Stock Holding History

Marshall Wace’s Portfolio ACIU Stock Details ACIU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-131,458
Closed -$362K – 3109
2026
Q1 		$362K Sell
131,458
-55,251
-30% -$172K ﹤0.01% 2593
2025
Q4 		$586K Buy
+186,709
New +$589K ﹤0.01% 2178
2025
Q3 		– Sell
-135,841
Closed -$276K – 2837
2025
Q2 		$276K Sell
135,841
-76,343
-36% -$133K ﹤0.01% 2351
2025
Q1 		$397K Buy
212,184
+145,866
+220% +$367K ﹤0.01% 2169
2024
Q4 		$179K Sell
66,318
-33,056
-33% -$103K ﹤0.01% 2367
2024
Q3 		$376K Buy
+99,374
New +$347K ﹤0.01% 2038
2022
Q1 		– Sell
-8,855
Closed -$44K – 3271
2021
Q4 		$44K Sell
8,855
-49,523
-85% -$288K ﹤0.01% 3579
2021
Q3 		$391K Sell
58,378
-12,685
-18% -$90.8K ﹤0.01% 2517
2021
Q2 		$563K Buy
+71,063
New +$491K ﹤0.01% 2078
2020
Q3 		– Sell
-26,770
Closed -$181K – 1534
2020
Q2 		$181K Sell
26,770
-47,470
-64% -$345K ﹤0.01% 1424
2020
Q1 		$513K Sell
74,240
-62,072
-46% -$485K 0.01% 968
2019
Q4 		$1.16M Buy
136,312
+97,217
+249% +$648K 0.01% 950
2019
Q3 		$193K Buy
39,095
+19,210
+97% +$103K ﹤0.01% 1288
2019
Q2 		$110K Sell
19,885
-8,462
-30% -$43.1K ﹤0.01% 1269
2019
Q1 		$143K Sell
28,347
-707,555
-96% -$4.5M ﹤0.01% 1384
2018
Q4 		$6.95M Buy
735,902
+722,511
+5,395% +$6.82M 0.07% 349
2018
Q3 		$107K Buy
+13,391
New +$135K ﹤0.01% 1098

Other funds holding ACIU

Wells Fargo
Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Marshall Wace's ACIU Position: Q2 2026 in Review

Marshall Wace sold out of AC Immune (ACIU) in Q2 2026, closing a stake of 131,458 shares — an estimated $362K sold.

Marshall Wace first reported a position in ACIU in Q3 2018 and held it in 17 quarters. The position peaked at $6.95M in Q4 2018. 37 funds tracked by Wall St. Rank hold ACIU as of Q2 2026.

  • Marshall Wace reported no remaining AC Immune position as of Q2 2026 after selling out during the quarter.
  • Marshall Wace sold 131,458 AC Immune shares in Q2 2026, an estimated $362K.
  • Marshall Wace first reported a position in AC Immune in Q3 2018 and held it in 17 quarters.
  • Marshall Wace's AC Immune position peaked at $6.95M in Q4 2018.
  • 37 funds tracked by Wall St. Rank held AC Immune as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.