Insiders / Armour Spencer D III
Armour Spencer D III
CIK 1399885personinsider
Companies
2
First seen
May 19, 2026
Last activity
May 21, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| ProPetro Holding Corp. · PUMP | 145,272 | — |
| Viper Energy, Inc. · VNOM | 50,327 | — |
All securities held
2 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| ProPetro Holding Corp. | Common Stock | 145,272 |
| Viper Energy, Inc. | Class A Common Stock | 50,327 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| May 19, 2026 | Grant | VNOM Viper Energy, Inc. Class A Common Stock | $0 | +4K +7.73% | 50,327 0.01% of shares | low |
| May 18, 2026 | Exercise | PUMP ProPetro Holding Corp. Restricted Stock Units | — | -28K -100.00% | 0 0.00% of shares | low |
| May 18, 2026 | Exercise | PUMP ProPetro Holding Corp. Common Stock | — | +28K +24.07% | 145,272 0.12% of shares | low |