Security key
H0036K147
ADC Therapeutics SA - Common Shares, par value CHF 0.08 per share (ADCT)
CUSIP: H0036K147
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Shares, par value CHF 0.08 per share
- Total 13F shares
- 83,513,765
- Total 13F value
- $312,902,534
- Share change
- +1,276,593
- SEC-reported price per share
- $3.75
- Number of holders
- 118
- Value change
- +$4,946,064
- Number of buys
- 68
- Number of sells
- 42
- Shares outstanding
- 128,459,465
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
118
Top holders
10
ADCT full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Previous quarter: Q4 2025
ADC Therapeutics SA SEC filings
ADC Therapeutics SA company facts
Broader feeds
Reporting periods
Holder history for CUSIP H0036K147
Recent filing periods:
Ownership snapshot
Top reported holders of ADCT - ADC Therapeutics SA - Common Shares, par value CHF 0.08 per share (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
HPWH TH AG
Disclosed value leader
Redmile Group, LLC
Comparable rows
15/15
Latest evidence
31 Mar 2026
13D/G
13F
3/4/5
Lead comparable stake: 9.6%
13D/G row: HPWH TH AG
Showing 1-6 of 15 holder rows.
Quick read
HPWH TH AG leads the comparable SEC ownership view at 9.6%.
15 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 HPWH TH AG's linked filing trail.
Comparable ownership
Top 5
HPWH TH AG
9.6%
TCG Crossover GP II, LLC
9.2%
Prosight Management, LP
6.8%
BlackRock, Inc.
5%
Oaktree Capital Group Holdings GP...
4.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| HPWH TH AG |
13D/G
Dr. Hans-Peter Wild
|
9.6%
|
$14,291,858
9,788,944 shares
|
$0 | 15 May 2025 |
| TCG Crossover GP II, LLC |
13D/G
|
9.2%
|
$42,143,648
11,390,175 shares
|
$0 | 27 Oct 2025 |
| Prosight Management, LP |
13D/G
13F
Company
|
6.8%
|
$31,366,151
8,477,338 shares
|
+$4,743,267 | 31 Dec 2025 |
| BlackRock, Inc. |
13F
13D/G
Company
|
5%
from 13D/G
|
$19,158,401
5,427,309 shares
|
— | 31 Dec 2025 |
| Oaktree Capital Group Holdings GP, LLC |
13D/G
Oaktree Fund Administration, LLC
|
4.1%
|
$18,693,764
4,673,441 shares
|
$0 | 30 Sep 2025 |
| Point72 Asset Management, L.P. |
13D/G
13F
Company
|
4%
|
$18,554,083
5,014,617 shares
|
-$10,422,190 | 31 Dec 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 Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
118
Shares
83,513,765
Rows available
118
| 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 Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
115
Q1 2026 holders
118
Holder diff
3
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend