AC IMMUNE SA

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ACIU·H00263105·US·equity·Healthcare - Biotechnology

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ACIU (AC IMMUNE SA) is held by 30 institutional investors as of Q1 2026. Largest holders: WELLS FARGO & COMPANY/MN ($2.8M), MILLENNIUM MANAGEMENT LLC ($2.2M), RENAISSANCE TECHNOLOGIES LLC ($1.7M). Net institutional sentiment: Mixed.

30

Holders

Avg rating(2 Elite)

$13.6M

Total Value

52% (32)

Fund Consensus

15 buying - 14 selling

Smart Money Verdict

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46Weak MomentumSplit Signals

Institutional (13F)43

Insider (Form 4)51

Activist (13D/13G)

No data

Congressional (STOCK Act)

No data

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See how ACIU's score breaks down across 4 SEC sources

Holder Quality

2

★★★★★

Elite

9

★★★★

Strong

14

★★★

Solid

5

★★

Below

2

★

Weak

Held by 30 funds

2 elite

Who's Trading

InsiderPAPfeifer AndreaSell $31KApr 15, 2026

View all insider trades

13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (30)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
WELLS FARGO & COMPANY/MN	Decreased	1M(-0.2%)	$2.8M	0.0%	-1.52%	0
MILLENNIUM MANAGEMENT LLC	Decreased	792,657(-15.1%)	$2.2M	0.0%	-5.79%	0
RENAISSANCE TECHNOLOGIES LLC	Decreased	624,367(-6.7%)	$1.7M	0.0%	-45.32%	0
BlackRock, Inc.	Increased	524,278(+4.4%)	$1.4M	0.0%	+0.97%	18
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	Increased	405,658(+8.0%)	$1.1M	0.0%	-10.93%	27
DIMENSIONAL FUND ADVISORS LP	Increased	390,165(+82.8%)	$1.1M	0.0%	+4.44%	39
NORTHERN TRUST CORP	Decreased	278,513(-1.2%)	$765,911	0.0%	+4.78%	0
CITADEL ADVISORS LLC	Increased	267,233(+275.6%)	$734,891	0.0%	-3.45%	40
MWMARSHALL WACE, LLP	Decreased	131,458(-29.6%)	$361,511	0.0%	-11.43%	0
UBS Group AG	Decreased	101,629(-47.7%)	$279,480	0.0%	-11.27%	0
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Decreased	89,262(-39.5%)	$245,471	0.0%	-10.97%	0
MORGAN STANLEY	Decreased	89,253(-5.4%)	$245,446	0.0%	-11.24%	0
GEODE CAPITAL MANAGEMENT, LLC	Unchanged	63,601	$174,902	0.0%	-53.65%	0
JANE STREET GROUP, LLC	Increased	57,696(+438.7%)	$158,664	0.0%	-5.57%	25
TWO SIGMA INVESTMENTS, LP	Decreased	39,091(-55.5%)	$107,500	0.0%	-4.86%	0
GOLDMAN SACHS GROUP INC	Increased	21,632(+16.6%)	$59,488	0.0%	+9.07%	16
BANK OF AMERICA CORP /DE/	Decreased	17,437(-18.8%)	$47,952	0.0%	-4.76%	0
XTX Topco Ltd	New	14,304	$39,336	0.0%	-4.12%	28
JPMORGAN CHASE & CO	Decreased	7,640(-12.4%)	$19,558	0.0%	-0.33%	0
SIMPLEX TRADING, LLC	New	6,620	$18,205	0.0%	-4.12%	28

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High Conviction Moves-Signal Convergence-Fund Consensus-Double-Down Signals

Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer