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AC Immune
ACIU

32 hedge funds and large institutions have $157M invested in AC Immune in 2023 Q4 according to their latest regulatory filings, with 10 funds opening new positions, 9 increasing their positions, 3 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

245% more capital invested

Capital invested by funds: $45.5M → $157M (+$111M)

200% more repeat investments, than reductions

Existing positions increased: 9 | Existing positions reduced: 3

67% more first-time investments, than exits

New positions opened: 10 | Existing positions closed: 6

64% more call options, than puts

Call options by funds: $422K | Put options by funds: $258K

14% more funds holding

Funds holding: 28 → 32 (+4)

12.68% more ownership

Funds ownership: 19.11% → 31.79% (+13%)

Holders
32
Holders Change
+4
Holders Change %
+14.29%
% of All Funds
0.47%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
10
Increased
9
Reduced
3
Closed
6
Calls
$422K
Puts
$258K
Net Calls
+$164K
Net Calls Change
+$170K

Top Buyers

Rank Fund Capital Flow
1
BI
BVF Inc
California
+$23M
2
BlackRock
BlackRock
New York
+$7.76M
3
RG
Redmile Group
California
+$6.43M
4
Morgan Stanley
Morgan Stanley
New York
+$5.7M
5
APM
Avidity Partners Management
Texas
+$4.82M

Top Sellers

Rank Fund Capital Flow
1
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$230K
2
BCV
Banque Cantonale Vaudoise
Switzerland
-$83.1K
3
TRCT
Tower Research Capital (TRC)
New York
-$60.6K
4
LBC
Lawrence B. Cohen
-$36.6K
5
Renaissance Technologies
Renaissance Technologies
New York
-$24.4K
Name Holding Trade Value Shares
Change 		Change in
Stake
BI
1
BVF Inc
California
$72.9M +$23M +7,142,857 +96%
APM
2
Avidity Partners Management
Texas
$22.3M +$4.82M +1,499,280 +50%
Morgan Stanley
3
Morgan Stanley
New York
$17.6M +$5.7M +1,772,803 +102%
BlackRock
4
BlackRock
New York
$12.1M +$7.76M +2,414,002 +60,080%
RG
5
Redmile Group
California
$10M +$6.43M +2,000,000 New
PIM
6
Platinum Investment Management
Australia
$7.58M +$621K +193,123 +15%
Wells Fargo
7
Wells Fargo
California
$5.74M +$8.37K +2,605 +0.2%
SC
8
Stempoint Capital
New York
$2.17M +$1.4M +434,588 New
Renaissance Technologies
9
Renaissance Technologies
New York
$2.09M -$24.4K -7,600 -2%
Deutsche Bank
10
Deutsche Bank
Germany
$1.27M – – –
EP
11
Eversept Partners
New York
$623K – – –
Assenagon Asset Management
12
Assenagon Asset Management
Luxembourg
$557K – – –
Handelsbanken Fonder
13
Handelsbanken Fonder
Sweden
$505K – – –
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$299K – – –
BCV
15
Banque Cantonale Vaudoise
Switzerland
$274K -$83.1K -25,854 -32%
UBS Group
16
UBS Group
Switzerland
$225K +$6.51K +2,026 +5%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$205K – – –
Fidelity Investments
18
Fidelity Investments
Massachusetts
$136K +$87.4K +27,202 New
Goldman Sachs
19
Goldman Sachs
New York
$86.5K +$55.6K +17,290 New
Royal Bank of Canada
20
Royal Bank of Canada
Ontario, Canada
$68K +$34.2K +10,647 +383%
NPT
21
Nixon Peabody Trust
Massachusetts
$64.3K +$41.3K +12,850 New
VF
22
Virtu Financial
New York
$58K +$37.1K +11,552 New
CLOS
23
Compagnie Lombard Odier SCmA
Switzerland
$50K – – –
CUAMC
24
China Universal Asset Management Company
China
$48.4K +$31.1K +9,674 New
JP Morgan Chase
25
JP Morgan Chase
New York
$21.4K +$9.89K +3,078 +257%
1
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ACIU Hedge Fund Activity: Q4 2023 in Review

32 of the 6,859 institutional investors tracked by Wall St. Rank reported a position in AC Immune (ACIU) for Q4 2023, worth a combined $157M — up 245% from $45.5M a quarter earlier.

Buyers outnumbered sellers: 10 funds opened new ACIU positions and 6 closed out — a net gain of 4 holders — while 9 added to existing stakes and 3 trimmed.

The largest buyer was BVF Inc, adding an estimated $23M. The largest seller was Susquehanna International Group, exiting entirely with an estimated $230K sold.

  • 32 institutional investors held AC Immune (ACIU) as of Q4 2023, up from 28 in Q3 2023.
  • Funds reported $157M of AC Immune stock for Q4 2023, up 245% quarter-over-quarter.
  • 10 funds opened new AC Immune positions in Q4 2023 and 6 closed out, a net change of +4 holders.
  • The largest AC Immune buyer in Q4 2023 was BVF Inc, an estimated $23M added.
  • The largest AC Immune seller in Q4 2023 was Susquehanna International Group, an estimated $230K sold.

Based on aggregated 13F filings for Q4 2023.