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AC Immune (ACIU) Institutional Ownership

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$2.70 -0.06 (-2.00%)
As of 03:24 PM Eastern
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Institutional Ownership Changes (13F Filings) for AC Immune (NASDAQ:ACIU)

Current
Institutional Ownership
Percentage
51.36%
Number of
Institutional Buyers
(last 12 months)
9
Total
Institutional Inflows
(last 12 months)
$2.04M
Number of
Institutional Sellers
(last 12 months)
10
Total
Institutional Outflows
(last 12 months)
$1.01M
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ACIU Institutional Buying and Selling by Quarter

AC Immune Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/19/2026 Bank of America Corp DE17,437$48K0.0%-18.8%0.017%
5/14/2026 Renaissance Technologies LLC624,367$1.72M0.0%-6.7%0.614%
5/14/2026 Arrowstreet Capital Limited Partnership405,658$1.12M0.0%+8.0%0.399%
5/7/2026 Dimensional Fund Advisors LP390,165$1.07M0.0%+82.8%0.383%
2/18/2026 Millennium Management LLC933,342$2.93M0.0%-5.7%0.930%
2/17/2026 EFG International AG12,900$41K0.0%N/A0.013%
2/13/2026 Marshall Wace LLP186,709$586K0.0%N/A0.186%
2/13/2026 Wells Fargo & Company MN1,006,289$3.16M0.0%-0.4%1.002%
2/12/2026 Renaissance Technologies LLC668,867$2.10M0.0%-13.2%0.666%
2/12/2026 Dimensional Fund Advisors LP213,464$670K0.0%+20.5%0.213%
2/10/2026 Goldman Sachs Group Inc.18,555$58K0.0%+46.9%0.018%
2/6/2026 Banque Cantonale Vaudoise7,892$25K0.0%-57.2%0.008%
11/17/2025 Susquehanna International Group LLP21,840$63K0.0%N/A0.022%
11/14/2025 Two Sigma Investments LP16,775$48K0.0%-45.3%0.017%
11/13/2025 Sei Investments Co.15,884$46K0.0%-36.2%0.016%
11/13/2025 Private Advisor Group LLC16,600$48K0.0%N/A0.017%
11/12/2025 Dimensional Fund Advisors LP177,111$513K0.0%-10.9%0.176%
10/7/2025 Assenagon Asset Management S.A.189,892$549K0.0%N/A0.189%
8/14/2025 Sei Investments Co.24,897$51K0.0%N/A0.025%
8/13/2025 Marshall Wace LLP135,841$276K0.0%-36.0%0.135%
8/12/2025 Handelsbanken Fonder AB105,000$213K0.0%-19.2%0.105%
5/21/2025Acadian Asset Management LLC371,177$679K0.0%+87.1%0.370%
5/16/2025BVF Inc. IL19,822,436$37.07M1.5%+1.5%19.741%
5/8/2025Banque Cantonale Vaudoise26,712$50K0.0%N/A0.027%
4/15/2025Handelsbanken Fonder AB130,000$243K0.0%-13.3%0.129%
2/17/2025Squarepoint Ops LLC43,784$118K0.0%N/A0.044%
2/17/2025Two Sigma Advisers LP13,410$36K0.0%N/A0.014%
2/17/2025Two Sigma Investments LP40,818$110K0.0%-28.8%0.041%
2/17/2025Redmile Group LLC1,034,299$2.79M0.2%-38.9%1.045%
2/17/2025Millennium Management LLC119,040$321K0.0%-28.3%0.120%
2/17/2025Cantor Fitzgerald L. P.25,000$68K0.0%N/A0.025%
2/14/2025Jane Street Group LLC24,283$66K0.0%N/A0.025%
2/14/2025Northern Trust Corp403,031$1.09M0.0%N/A0.407%
2/14/2025Boothbay Fund Management LLC14,046$38K0.0%N/A0.014%
2/14/2025Dimensional Fund Advisors LP131,410$355K0.0%+130.3%0.133%
2/13/2025Marshall Wace LLP66,318$179K0.0%-33.3%0.067%
2/13/2025Quinn Opportunity Partners LLC10,100$27K0.0%N/A0.010%
2/13/2025Renaissance Technologies LLC740,198$2.00M0.0%+14.6%0.748%
2/13/2025Wells Fargo & Company MN995,636$2.69M0.0%-10.1%1.006%
2/12/2025RPO LLC18,728$51K0.0%N/A0.019%
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2/12/2025Geode Capital Management LLC64,090$173K0.0%+9.9%0.065%
11/16/2024Geode Capital Management LLC58,296$220K0.0%+6.4%0.059%
11/15/2024Redmile Group LLC1,694,167$6.40M0.4%-6.3%1.712%
11/8/2024Banque Cantonale Vaudoise18,562$70K0.0%-27.0%0.019%
10/25/2024China Universal Asset Management Co. Ltd.19,021$72K0.0%+63.7%0.019%
10/23/2024Assenagon Asset Management S.A.223,880$846K0.0%-49.1%0.226%
9/16/2024Cubist Systematic Strategies LLC54,610$218K0.0%N/A0.055%
8/14/2024Cubist Systematic Strategies LLC54,610$218K0.0%N/A0.055%
8/9/2024Renaissance Technologies LLC652,079$2.60M0.0%+26.4%0.659%
8/8/2024Vanguard Capital Wealth Advisors14,000$56K0.0%N/A0.014%
7/31/2024Banque Cantonale Vaudoise25,418$101K0.0%-53.0%0.026%
7/18/2024Assenagon Asset Management S.A.439,730$1.76M0.0%+294.7%0.445%
7/12/2024Silverberg Bernstein Capital Management LLC10,000$40K0.0%N/A0.010%
5/16/2024Redmile Group LLC2,007,031$5.94M0.2%+0.4%2.029%
5/15/2024Lazard Asset Management LLC10,260$30K0.0%N/A0.010%
5/14/2024Platinum Investment Management Ltd.1,095,026$3.24M0.1%-27.7%1.107%
5/1/2024BNP Paribas Financial Markets11,092$33K0.0%+315.6%0.011%
4/29/2024China Universal Asset Management Co. Ltd.19,008$56K0.0%+96.5%0.019%
2/15/2024BVF Inc. IL14,571,236$72.86M1.8%+96.2%17.254%
2/14/2024Avidity Partners Management LP4,469,080$22.35M0.8%+50.5%5.292%
2/14/2024Platinum Investment Management Ltd.1,515,585$7.58M0.3%+14.6%1.795%
2/9/2024Nixon Peabody Trust Co.12,850$64K0.0%N/A0.015%
1/24/2024China Universal Asset Management Co. Ltd.9,674$48K0.0%N/A0.011%
11/14/2023Avidity Partners Management LP2,969,800$8.46M0.3%+2.3%3.552%
8/11/2023Platinum Investment Management Ltd.1,322,462$3.91M0.1%+22.2%1.582%
8/9/2023Banque Cantonale Vaudoise80,701$239K0.0%+22.6%0.097%
5/11/2023Citigroup Inc.870,179$2.04M0.0%N/A1.041%
4/20/2023Banque Cantonale Vaudoise65,803$154K0.0%+54.9%0.079%
4/18/2023Assenagon Asset Management S.A.111,418$261K0.0%-81.2%0.133%
2/15/2023Avidity Partners Management LP325,400$664K0.0%+18.4%0.389%
2/13/2023Platinum Investment Management Ltd.1,082,462$2.21M0.1%+2.2%1.296%
2/10/2023Banque Cantonale Vaudoise42,488$86K0.0%+92.6%0.051%
1/12/2023Assenagon Asset Management S.A.592,044$1.21M0.0%N/A0.709%
11/10/2022Kingsbury Capital Investment Advisors LLC27,291$86K0.1%+44.6%0.033%
8/11/2022Platinum Investment Management Ltd.1,059,462$3.83M0.1%-0.3%1.268%
5/16/2022Eversept Partners LP124,589$498K0.0%-18.8%0.149%
5/11/2022Handelsbanken Fonder AB101,064$404K0.0%N/A0.121%
5/9/2022Banque Cantonale Vaudoise21,617$86K0.0%-57.6%0.026%
2/17/2022Metatron Capital SICAV plc44,000$218K0.2%N/A0.061%
2/14/2022Lombard Odier Asset Management Switzerland SA348,196$1.72M0.1%+9.2%0.479%
2/14/2022Virtus ETF Advisers LLC32,852$163K0.1%+14.5%0.045%
2/14/2022GSA Capital Partners LLP73,046$362K0.0%N/A0.101%


ACIU Institutional Ownership - Frequently Asked Questions

During the previous two years, 32 institutional investors and hedge funds held shares of AC Immune. The most heavily invested institutionals were BVF Inc. IL ($37.07M), Wells Fargo & Company MN ($3.16M), Millennium Management LLC ($2.93M), Redmile Group LLC ($2.79M), Renaissance Technologies LLC ($1.72M), Arrowstreet Capital Limited Partnership ($1.12M), and Northern Trust Corp ($1.09M).Learn more on AC Immune's institutional investors.

51.36% of AC Immune's stock is owned by institutional investors. Learn more on ACIU's institutional investor holdings.

Of the 26 institutional investors that purchased AC Immune's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Assenagon Asset Management S.A. ($518.20K), Northern Trust Corp ($403.03K), BVF Inc. IL ($300K), Dimensional Fund Advisors LP ($287.41K), Renaissance Technologies LLC ($230.49K), Marshall Wace LLP ($186.71K), and Acadian Asset Management LLC ($172.80K).

Institutional investors have bought a total of 701,847 shares in the last 24 months. This purchase volume represents approximately $2.04M in transactions.

Of the 10 institutional investors that sold AC Immune's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Renaissance Technologies LLC ($146.05K), Marshall Wace LLP ($76.34K), Millennium Management LLC ($56.09K), Handelsbanken Fonder AB ($25K), Dimensional Fund Advisors LP ($21.58K), Two Sigma Investments LP ($13.92K), and Banque Cantonale Vaudoise ($10.55K).

Institutional investors have sold a total of 366,802 shares in the last 24 months. This volume of shares sold represents approximately $1.01M in transactions.


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This page (NASDAQ:ACIU) was last updated on 5/29/2026 by MarketBeat.com Staff.
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