Insiders / Schallenberger Mark A.
Schallenberger Mark A.
CIK 1960742personinsider
Companies
1
First seen
Feb 18, 2026
Last activity
Feb 18, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Xtant Medical Holdings, Inc. · XTNT | 663,157 | — |
All securities held
1 position · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Xtant Medical Holdings, Inc. | Common Stock | 663,157 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Feb 15, 2026 | Other | XTNT Xtant Medical Holdings, Inc. Common Stock | $4.5K | -8K -1.15% | 663,157 0.47% of shares | low |