Insider · CIK 0001559834
Stavros G. Vizirgianakis
Files at: XTNT, APYX, MSON. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 15, 2026 AForm 4 → | Aug 18, 6:09 pm EDT | Xtant Medical Holdings, Inc.XTNT | 323,275 | — | — | 7,838,845 | — | |
| Jun 11, 2026 AForm 4 → | Jun 15, 7:00 pm EDT | Apyx Medical CorpAPYX | 450,000 | — | — | 2,196,191 | — | |
| Sep 21, 2017 MForm 4 → | Sep 25, 8:01 am EDT | MISONIX INCMSON | 7,500 | $6.96 | $52,163 | 1,641,078 | — | plan? |
| Dec 21, 2016 MForm 4 → | Dec 22, 8:00 am EST | MISONIX INCMSON | 22,500 | $6.26 | $140,850 | 1,633,578 | — | plan? |
| Dec 15, 2016 AForm 4 → | Dec 19, 9:00 am EST | MISONIX INCMSON | 400,000 | — | — | 1,611,078 | — | plan? |
| Oct 25, 2016 PForm 4 → | Oct 26, 8:00 am EDT | MISONIX INCMSON | 761,469 | $5.25 | $3,999,997 | 1,211,078 | +169% | plan? |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 21, 2017 MForm 4 → | Sep 25, 8:01 am EDT | MISONIX INCMSON | 7,500 | — | — | 11,250 | — | |
| Dec 21, 2016 MForm 4 → | Dec 22, 8:00 am EST | MISONIX INCMSON | 22,500 | — | — | 3,750 | — | |
| Feb 4, 2016 AForm 4 → | Feb 8, 2:32 pm EST | MISONIX INCMSON | 15,000 | — | — | 15,000 | — | |
| Feb 3, 2015 AForm 4 → | Feb 5, 6:02 am EST | MISONIX INCMSON | 15,000 | — | — | 15,000 | — |