Security key
H00263105
- Security type / class
- Equity / SHS
- Total 13F shares
- 24,501,946
- Total 13F value
- $49,722,343
- Share change
- -1,416,070
- SEC-reported price per share
- $2.03
- Number of holders
- 41
- Value change
- -$2,756,929
- Number of buys
- 18
- Number of sells
- 15
Report period
Q2 2025
Institutions
41
Top holders
10
ACIU full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Previous quarter: Q1 2025
AC Immune SA SEC filings
AC Immune SA company facts
Broader feeds
Reporting periods
Holder history for CUSIP H00263105
Recent filing periods:
Ownership snapshot
Top reported holders of ACIU - AC Immune SA - SHS (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BVF INC/IL
Disclosed value leader
BVF INC/IL
Comparable rows
0/15
Latest evidence
31 Mar 2025
13F
Highest disclosed value: $37,067,955
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BVF INC/IL has the largest disclosed position value at $37.07M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BVF INC/IL's linked filing trail.
Disclosed position value
Top 5
BVF INC/IL
$37.07M
BlackRock, Inc.
$2.16M
WELLS FARGO & COMPANY/MN
$1.87M
RENAISSANCE TECHNOLOGIES LLC
$1.5M
PLATINUM INVESTMENT MANAGEMENT LTD
$1.38M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BVF INC/IL |
13F
Company
|
—
class O/S missing
|
$37,067,955
19,822,436 shares
|
— | 31 Mar 2025 |
| BlackRock, Inc. |
13F
Company
|
—
class O/S missing
|
$2,162,825
1,156,591 shares
|
— | 31 Mar 2025 |
| WELLS FARGO & COMPANY/MN |
13F
Company
|
—
class O/S missing
|
$1,865,551
997,621 shares
|
— | 31 Mar 2025 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
—
class O/S missing
|
$1,502,487
803,469 shares
|
— | 31 Mar 2025 |
| PLATINUM INVESTMENT MANAGEMENT LTD |
13F
Company
|
—
class O/S missing
|
$1,382,570
739,342 shares
|
— | 31 Mar 2025 |
| NORTHERN TRUST CORP |
13F
Company
|
—
class O/S missing
|
$705,151
377,086 shares
|
— | 31 Mar 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q2 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
41
Shares
24,501,946
Rows available
41
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
40
Q2 2025 holders
41
Holder diff
1
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend