Millennium Management’s AC Immune ACIU Stock Holding History

Millennium Management’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 Q1	$2.18M	Sell	792,657 -140,685	-15%	-$437K	﹤0.01%	3797
2025 Q4	$2.93M	Buy	933,342 +38,810	+4%	+$122K	﹤0.01%	3585
2025 Q3	$2.59M	Buy	894,532 +603,000	+207%	+$1.36M	﹤0.01%	3807
2025 Q2	$592K	Buy	291,532 +78,782	+37%	+$137K	﹤0.01%	4787
2025 Q1	$398K	Buy	212,750 +93,710	+79%	+$236K	﹤0.01%	4941
2024 Q4	$321K	Sell	119,040 -47,100	-28%	-$147K	﹤0.01%	5036
2024 Q3	$628K	Buy	166,140 +59,777	+56%	+$209K	﹤0.01%	4647
2024 Q2	$424K	Buy	+106,363	New	+$352K	﹤0.01%	4691
2023 Q3	–	Sell	-51,532	Closed	-$152K	–	6058
2023 Q2	$152K	Sell	51,532 -67,495	-57%	-$147K	﹤0.01%	5220
2023 Q1	$279K	Buy	119,027 +10,221	+9%	+$23.7K	﹤0.01%	4962
2022 Q4	$222K	Buy	+108,806	New	+$280K	﹤0.01%	5271
2021 Q4	–	Sell	-40,452	Closed	-$271K	–	6700
2021 Q3	$271K	Sell	40,452 -36,117	-47%	-$259K	﹤0.01%	5884
2021 Q2	$607K	Sell	76,569 -175,457	-70%	-$1.21M	﹤0.01%	5132
2021 Q1	$1.92M	Buy	252,026 +230,886	+1,092%	+$1.65M	﹤0.01%	3581
2020 Q4	$109K	Sell	21,140 -252,989	-92%	-$1.29M	﹤0.01%	5004
2020 Q3	$1.34K	Sell	274,129 -243,107	-47%	-$1.74M	﹤0.01%	2918
2020 Q2	$3.48M	Sell	517,236 -8,443	-2%	-$61.4K	﹤0.01%	2089
2020 Q1	$3.63M	Buy	525,679 +475,701	+952%	+$3.72M	0.01%	1587
2019 Q4	$426K	Sell	49,978 -72,828	-59%	-$485K	﹤0.01%	3480
2019 Q3	$607K	Sell	122,806 -103,168	-46%	-$553K	﹤0.01%	3129
2019 Q2	$1.25M	Buy	225,974 +56,215	+33%	+$286K	﹤0.01%	2670
2019 Q1	$857K	Buy	+169,759	New	+$1.08M	﹤0.01%	2956
2017 Q2	–	Sell	-122,924	Closed	-$1.27M	–	3405
2017 Q1	$1.27M	Buy	122,924 +49,394	+67%	+$606K	﹤0.01%	2259
2016 Q4	$954K	Buy	73,530 +21,409	+41%	+$296K	﹤0.01%	2274
2016 Q3	$858K	Buy	+52,121	New	+$901K	﹤0.01%	2343

Other funds holding ACIU

BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

DIG

Dauntless Investment Group Etna, New Hampshire $127M AUM 42.43% 1-Year Est. Return

Millennium Management's ACIU Position: Q1 2026 in Review

Millennium Management reduced its AC Immune (ACIU) stake by 15% in Q1 2026, selling an estimated $437K and leaving 792,657 shares worth $2.18M. The position accounts for ﹤0.01% of the portfolio, ranked #3797.

Millennium Management first reported a position in ACIU in Q3 2016 and has held it in 25 quarters since. The position peaked at $3.63M in Q1 2020. 46 funds tracked by Wall St. Rank hold ACIU as of Q1 2026.

Millennium Management held 792,657 shares of AC Immune worth $2.18M as of Q1 2026.
Millennium Management sold 140,685 AC Immune shares in Q1 2026, an estimated $437K.
AC Immune made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #3797 holding.
Millennium Management first reported a position in AC Immune in Q3 2016 and has held it in 25 quarters since.
Millennium Management's AC Immune position peaked at $3.63M in Q1 2020.
46 funds tracked by Wall St. Rank held AC Immune as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.