Insiders / Dantzker David
Dantzker David
CIK 1245926personinsider
Companies
1
First seen
Jan 4, 2021
Last activity
Nov 19, 2025
Companies
| Company | Shares held | Latest |
|---|---|---|
| Surmodics Inc · SRDX | 39,124 | — |
All securities held
2 positions · latest reported per filing
Shares
| Company | Security | Shares |
|---|---|---|
| Surmodics Inc | Common stock | 39,124 |
Derivatives
| Company | Security | Shares |
|---|---|---|
| Surmodics Inc | Options | 3,853 |
Ownership percentages elsewhere on the site count common and ordinary shares only, because that is what shares outstanding are measured in. Everything above is a real holding; not all of it is a share of the company.
Activity
InsidersInstitutions
This person's trades in company stock, across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Nov 24, 2021 | Sell Open-market sale | SRDX Surmodics Inc Common Stock | $163.4K | -3K -10.13% | 30,821 | medium |
| Feb 13, 2025 | Other Withheld for taxes | SRDX Surmodics Inc Common Stock | $144.0K | -4K -9.50% | 40,183 | low |
| Feb 13, 2025 | Exercise Option exercise | SRDX Surmodics Inc Common Stock | $144.0K | +5K +13.48% |