Vizirgianakis Stavros G.
SEC insider (Form 3/4/5 filer). CIK 0001559834. Director at Xtant Medical Holdings, Inc. (XTNT) and 2 other issuers. 5 reported Form 4/5 transactions since Sep 2024; latest on Aug 15, 2026. Located in BELGRADE, MT.
Companies Vizirgianakis Stavros G. has filed insider reports for
- Xtant Medical Holdings, Inc. (XTNT): Director
- Apyx Medical Corp (APYX): Director
- Medinotec Inc. (MDNC): Director, 10% Owner
Vizirgianakis Stavros G.
CIK: 0001559834
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)5 (100.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (5 total)
- Aug 15, 2026XTNT
Xtant Medical Holdings, Inc.
AwardDirect323.3K shares- - Jun 11, 2026APYX
Apyx Medical Corp
AwardDirect450K shares- - Nov 15, 2025XTNT
Xtant Medical Holdings, Inc.
AwardDirect553.8K shares- - May 15, 2025APYX
Apyx Medical Corp
AwardDirectStock Option (Option to Buy)
128K shares- - Jan 15, 2025APYX
Apyx Medical Corp
AwardDirectStock Option (Option to Buy)
50K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 15, 2026 |  XTNT Xtant Medical Holdings, Inc. | Award | 323,275 | - | $0 | Direct |
| Jun 11, 2026 |  APYX Apyx Medical Corp | Award | 450,000 | - | $0 | Direct |
| Nov 15, 2025 | XTNT Xtant Medical Holdings, Inc. | Award | 553,797 | - | - | Direct |
| May 15, 2025 | APYX Apyx Medical Corp | Award Stock Option (Option to Buy) | 128,000 | - | - | Direct |
| Jan 15, 2025 | APYX Apyx Medical Corp | Award Stock Option (Option to Buy) | 50,000 | - | - | Direct |
1-5 of 5 transactions