Starboard Value
SuperinvestorStarboard Value LP
- SEC CIK
- 0001517137
- Manager
- Jeff Smith
- Style
- Activist
- Latest filing
- Aug 14, 2026
ACTG holding history
Acacia Research Corp 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.
ACTG overviewAll 13F holders of ACTGFull Q2 2026 holdings
- Shares (Q2 2026)
- 61,123,595
- Value
- $284.8M
- % of portfolio
- 6.3%
- Quarters held
- 15
- Since Q4 2022
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 61,123,595 | $284.8M | 6.3% | 00.0% | Unchanged | Holders |
| Q1 2026 | 61,123,595 | $294.0M | 6.4% | 00.0% | Unchanged | Holders |
| Q4 2025 | 61,123,595 | $228.6M | 4.3% | 00.0% | Unchanged | Holders |
| Q3 2025 | 61,123,595 | $198.7M | 3.7% | 00.0% | Unchanged | Holders |
| Q2 2025 | 61,123,595 | $218.8M | 3.8% | 00.0% | Unchanged | Holders |
| Q1 2025 | 61,123,595 | $195.6M | 3.6% | 00.0% | Unchanged | Holders |
| Q4 2024 | 61,123,595 | $265.3M | 4.8% | 00.0% | Unchanged | Holders |
| Q3 2024 | 61,123,595 | $284.8M | 6.1% | 00.0% | Unchanged | Holders |
| Q2 2024 | 61,123,595 | $306.2M | 7.1% | 00.0% | Unchanged | Holders |
| Q1 2024 | 61,123,595 | $325.8M | 6.7% | 00.0% | Unchanged | Holders |
| Q4 2023 | 61,123,595 | $239.6M | 5.0% | 00.0% | Unchanged | Holders |
| Q3 2023 | 61,123,595 | $223.1M | 5.7% | +41,123,595+205.6% | Added | Holders |
| Q2 2023 | 20,000,000 | $83.2M | 1.8% | 00.0% | Unchanged | Holders |
| Q1 2023 | 20,000,000 | $77.2M | 1.5% | +15,000,000+300.0% | Added | Holders |
| Q4 2022 | 5,000,000 | $21.1M | 0.4% | +5,000,000 | New | Holders |