Mattern Capital Management, LLC
- SEC CIK
- 0001803227
- Latest filing
- Jul 24, 2026
COP holding history
ConocoPhillips in every 13F filed by Mattern Capital Management, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
COP overviewAll 13F holders of COPFull Q2 2026 holdings
- Shares (Q2 2026)
- 15,217
- Value
- $1.58M
- % of portfolio
- 0.2%
- Quarters held
- 10
- Since Q1 2024
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 15,217 | $1.58M | 0.2% | −1,976−11.5% | Reduced | Holders |
| Q1 2026 | 17,193 | $2.27M | 0.3% | +476+2.8% | Added | Holders |
| Q4 2025 | 16,717 | $1.56M | 0.2% | +1,214+7.8% | Added | Holders |
| Q3 2025 | 15,503 | $1.47M | 0.2% | +2,968+23.7% | Added | Holders |
| Q2 2025 | 12,535 | $1.12M | 0.1% | +2,702+27.5% | Added | Holders |
| Q1 2025 | 9,833 | $1.03M | 0.1% | +1,714+21.1% | Added | Holders |
| Q4 2024 | 8,119 | $805.2K | 0.1% | +482+6.3% | Added | Holders |
| Q3 2024 | 7,637 | $804.0K | 0.1% | +1,051+16.0% | Added | Holders |
| Q2 2024 | 6,586 | $753.3K | 0.1% | +1,513+29.8% | Added | Holders |
| Q1 2024 | 5,073 | $645.7K | 0.1% | +5,073 | New | Holders |