Starboard Value
SuperinvestorStarboard Value LP
- SEC CIK
- 0001517137
- Manager
- Jeff Smith
- Style
- Activist
- Latest filing
- Aug 14, 2026
ONYX holding history
Onyx Acquisition Co. I in every 13F filed by Starboard Value, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
ONYX overviewAll 13F holders of ONYXFull Q2 2026 holdings
- Shares (Q1 2023)
- 0
- Sold out in Q1 2023
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 5
- Since Q4 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q1 2023 | 0 | $0 | 0.0% | −672,800−100.0% | Sold out | Holders |
| Q4 2022 | 672,800 | $6.94M | 0.1% | 00.0% | Unchanged | Holders |
| Q3 2022 | 672,800 | $6.81M | 0.1% | 00.0% | Unchanged | Holders |
| Q2 2022 | 672,800 | $6.73M | 0.1% | 00.0% | Unchanged | Holders |
| Q1 2022 | 672,800 | $6.71M | 0.1% | −96,800−12.6% | Reduced | Holders |
| Q4 2021 | 769,600 | $7.63M | 0.1% | +769,600 | New | Holders |