Mattern Capital Management, LLC
- SEC CIK
- 0001803227
- Latest filing
- Jul 24, 2026
JPM holding history
JPMorgan Chase & Co 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.
JPM overviewAll 13F holders of JPMFull Q2 2026 holdings
- Shares (Q2 2026)
- 31,711
- Value
- $10.4M
- % of portfolio
- 1.2%
- Quarters held
- 10
- Since Q1 2024
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 31,711 | $10.4M | 1.2% | +26,516+510.4% | Added | Holders |
| Q1 2026 | 5,195 | $1.53M | 0.2% | +218+4.4% | Added | Holders |
| Q4 2025 | 4,977 | $1.60M | 0.2% | +158+3.3% | Added | Holders |
| Q3 2025 | 4,819 | $1.52M | 0.2% | +350+7.8% | Added | Holders |
| Q2 2025 | 4,469 | $1.30M | 0.2% | +1,076+31.7% | Added | Holders |
| Q1 2025 | 3,393 | $832.3K | 0.1% | +143+4.4% | Added | Holders |
| Q4 2024 | 3,250 | $779.1K | 0.1% | −263−7.5% | Reduced | Holders |
| Q3 2024 | 3,513 | $740.8K | 0.1% | +318+10.0% | Added | Holders |
| Q2 2024 | 3,195 | $646.2K | 0.1% | +553+20.9% | Added | Holders |
| Q1 2024 | 2,642 | $529.2K | 0.1% | +2,642 | New | Holders |