AC Immune SA Ownership | Who Owns AC Immune SA?

AC Immune SA Ownership Summary

AC Immune SA is owned by 25.81% institutional investors, 38.01% insiders, and 36.18% retail investors. Bvf inc/il is the largest institutional shareholder, holding 17.74% of ACIU shares. iShares Biotechnology ETF is the top mutual fund, with 0.36% of its assets in AC Immune SA shares.

ACIU Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	AC Immune SA	25.81%	38.01%	36.18%
Sector	Healthcare Stocks	279.19%	10.62%	-189.81%
Industry	Biotech Stocks	63.96%	10.74%	25.30%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Bvf inc/il	19.52M	17.74%	$52.71M
Blackrock	2.61M	2.62%	$10.40M
Blackrock funding, inc. /de	2.21M	2.01%	$5.97M
Wells fargo & company/mn	995.64K	0.90%	$2.69M
Platinum investment management	952.07K	0.86%	$2.57M
Renaissance	740.20K	0.67%	$2.00M
Deutsche bank ag\	253.38K	0.23%	$684.11K
Acadian asset management	198.38K	0.18%	$528.00K
Handelsbanken fonder ab	150.00K	0.14%	$405.00K
Dimensional fund advisors lp	131.41K	0.12%	$354.68K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Bvf inc/il	19.52M	1.79%	$52.71M
Platinum investment management	952.07K	0.15%	$2.57M
Silverberg bernstein capital management	10.00K	0.02%	$27.00K
China universal asset management	20.97K	0.01%	$56.62K
Banque cantonale vaudoise	25.42K	0.00%	$101.00K
Renaissance	740.20K	0.00%	$2.00M
Quinn opportunity partners	10.10K	0.00%	$27.27K
Acadian asset management	198.38K	0.00%	$528.00K
Handelsbanken fonder ab	150.00K	0.00%	$405.00K
Cantor fitzgerald, l. p.	25.00K	0.00%	$67.50K

Top Buyers

Holder	Shares	% Assets	Change
Acadian asset management	198.38K	0.00%	152.37K
Renaissance	740.20K	0.00%	94.19K
Dimensional fund advisors lp	131.41K	0.00%	74.36K
Blackrock	2.61M	0.00%	65.48K
Squarepoint ops	43.78K	0.00%	43.78K

Top Sellers

Holder	Shares	% Assets	Change
Morgan stanley	78.67K	-	-1.31M
Redmile group	-	-	-1.03M
Avidity partners management lp	-	-	-825.00K
Blackrock funding, inc. /de	2.21M	0.00%	-461.79K
Assenagon asset management	-	-	-223.88K

New Positions

Holder	Shares	% Assets	Change	Value
Squarepoint ops	43.78K	0.00%	43.78K	$118.22K
Cantor fitzgerald, l. p.	25.00K	0.00%	25.00K	$67.50K
Nomura	20.00K	0.00%	20.00K	$79.80K
Two sigma advisers, lp	13.41K	0.00%	13.41K	$36.21K
Quinn opportunity partners	10.10K	0.00%	10.10K	$27.27K

Sold Out

Holder	Change
Farther finance advisors	-10.00
Qube research	-48.00
Simplex trading	-635.00
Zurcher kantonalbank (zurich cantonalbank)	-3.12K
Compagnie lombard odier scma	-10.00K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2025	42	-10.64%	25,918,010	-5.30%	25	4.17%	19	-17.39%	14	-
Dec 31, 2024	46	-2.13%	27,366,858	-2.95%	24	3.79%	22	57.14%	14	-30.00%
Sep 30, 2024	47	-2.08%	28,199,176	-1.31%	28	3.42%	14	-39.13%	20	25.00%
Jun 30, 2024	48	17.07%	28,573,535	-1.35%	28	2.46%	23	-	16	128.57%
Mar 31, 2024	41	13.89%	28,964,504	-2.27%	34	2.79%	23	9.52%	7	133.33%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Biotechnology ETF	364.12K	0.36%	-4.76K
BlackRock Health Sciences Term Trust	258.71K	0.26%	-370.12K
DWS ESG Biotech LC	253.39K	0.25%	-4.00
Monega ARIAD Innovation R	130.00K	0.13%	-
Handelsbanken Europa Småbolag (A1 SEK)	125.00K	0.12%	-45.00K
BlackRock Health Sciences Opps Inv A	115.87K	0.12%	-242.44K
ALPS Medical Breakthroughs ETF	79.77K	0.08%	628.00
Fidelity Nasdaq Composite Index	64.09K	0.06%	-
BlackRock Health Sciences	62.90K	0.06%	-15.28K
Blackrock Health Sciences Trust	62.90K	0.06%	-15.28K

ACIU Ownership FAQ

Who Owns AC Immune SA?

AC Immune SA shareholders are primarily institutional investors at 25.81%, followed by 38.01% insiders and 36.18% retail investors. The average institutional ownership in AC Immune SA's industry, Biotech Stocks , is 63.96%, which AC Immune SA falls below.

Who owns the most shares of AC Immune SA?

AC Immune SA’s largest shareholders are Bvf inc/il (19.52M shares, 17.74%), Blackrock (2.61M shares, 2.62%), and Blackrock funding, inc. /de (2.21M shares, 2.01%). Together, they hold 22.37% of AC Immune SA’s total shares outstanding.

Does Blackrock own AC Immune SA?

Yes, BlackRock owns 2.62% of AC Immune SA, totaling 2.61M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 10.4M$. In the last quarter, BlackRock increased its holdings by 65.48K shares, a 2.58% change.

Who is AC Immune SA’s biggest shareholder by percentage of total assets invested?

Bvf inc/il is AC Immune SA’s biggest shareholder by percentage of total assets invested, with 1.79% of its assets in 19.52M AC Immune SA shares, valued at 52.71M$.

Who is the top mutual fund holder of AC Immune SA shares?

iShares Biotechnology ETF is the top mutual fund holder of AC Immune SA shares, with 0.36% of its total shares outstanding invested in 364.12K AC Immune SA shares.

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