Insiders / Litton Mark James
Litton Mark James
CIK 1604834personinsider
Companies
1
First seen
Jan 5, 2026
Last activity
Mar 5, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| LeonaBio, Inc. · ATHA | 57,926 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| LeonaBio, Inc. | Common Stock | 57,926 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Mar 4, 2026 | Sell | ATHA LeonaBio, Inc. Common Stock | $27.7K | -5K -8.17% | 57,926 0.62% of shares | low |
| Jan 2, 2026 | Sell | ATHA LeonaBio, Inc. Common Stock | $17.8K | -3K -5.96% | 40,828 0.43% of shares | low |
| Mar 3, 2026 | Exercise | ATHA LeonaBio, Inc. Common Stock | $0 | +22K +54.51% | 63,082 0.67% of shares | low |
| Dec 31, 2025 | Exercise | ATHA LeonaBio, Inc. Common Stock | $0 | +11K +33.25% | 43,414 0.46% of shares | low |
| Mar 3, 2026 | Exercise | ATHA LeonaBio, Inc. Restricted Stock Units | — | -22K -100.00% | 0 0.00% of shares | low |
| Dec 31, 2025 | Exercise | ATHA LeonaBio, Inc. Restricted Stock Units | — | -11K -100.00% | 0 0.00% of shares | low |