Form
SCHEDULE 13G/A
Passive or exempt beneficial ownership filing.
Oaktree Capital Group Holdings GP, LLC - 30 Sep 2025 SCHEDULE 13G/A Report for ADC Therapeutics SA Common Shares (ADCT)
- Filing manager
- Oaktree Capital Group Holdings GP, LLC
- Reporting owner
- Oaktree Fund Administration, LLC
- Security
- ADC Therapeutics SA Common Shares
- Beneficially owned shares
- 4,673,441 shares
- Large-stake signal
-
Ownership
4.1%Beneficial ownership of this reported class.
Shares
4,673,441 sharesShares beneficially owned as disclosed.
Event date
30 Sep 2025Date tied to the ownership event or amendment.
Accepted by SEC
05 Nov 2025EDGAR acceptance date.
How to read this large-stake filing
- Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
- Compare this filing with the holder history and issuer page before treating the percentage as a current position.
- Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
- Class ownership
- 4.1%
- Symbol
- ADCT
- Shares outstanding
- 112,885,048 shares
- SEC form
- SCHEDULE 13G/A
- Accepted by SEC
- 05 Nov 2025, 16:05:19 UTC
- Event date
- 30 Sep 2025
- Source filing
- View source filing
Ownership signal
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Subject security
Names, identifiers, and filing context for this profile.
2 source fields
Source evidence
Original filing metadata and source links for verification.
4 source fields
Key filing fact
Oaktree Capital Group Holdings GP, LLC disclosed 4.1% ownership in ADC Therapeutics SA Common Shares (ADCT) on 30 Sep 2025.
Key facts
- Oaktree Capital Group Holdings GP, LLC filed SCHEDULE 13G/A for ADC Therapeutics SA Common Shares (ADCT).
- Disclosed ownership: 4.1%.
- Date of event: 30 Sep 2025.
Change
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 05 Nov 2025, 16:05.
Research use
- This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
- Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.
Evidence
Backed by Schedule 13D/13G
View source filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Disclosed reporting parties (7)
Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares owned | Sole voting power | Shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Oaktree Fund Administration, LLC | 4.1% | 4,673,441 | 0 | 4,673,441 | /s/ Henry Orren | Henry Orren/ Senior Vice President | |
| Oaktree Capital Holdings, LLC | 4.1% | 4,673,441 | 0 | 4,673,441 | /s/ Henry Orren | Henry Orren/ Senior Vice President | |
| Oaktree Capital Group Holdings GP, LLC | 4.1% | 4,673,441 | 0 | 4,673,441 | /s/ Henry Orren | Henry Orren/ Senior Vice President | |
| Brookfield Asset Management ULC | 0% | 0 | 0 | 0 | /s/ Kathy Sarpash | Kathy Sarpash/Managing Director, Legal & Regulatory | |
| Brookfield Corporation | 0% | 0 | 0 | 0 | /s/ Swati Mandava | Swati Mandava/ Managing Director, Legal & Regulatory | |
| Brookfield Asset Management, Ltd. | 0% | 0 | 0 | 0 | /s/ Kathy Sarpash | Kathy Sarpash/ Managing Director, Legal & Regulatory | |
| BAM Partners Trust | 0% | 0 | 0 | 0 | /s/ Kathy Sarpash | Kathy Sarpash/Secretary |
CIK / CUSIP context first