
Theriva Biologics, Inc.
TOVXHealthcare|Biotechnology|US
$0.17
-0.00 (-1.13%)
DCF Value
$1.08
Cash / Share
$0.25
Ownership Breakdown
98.4%
Float
45.9M
Shares Outstanding
45.1M
Float Shares
Major Holders (7)
Combined: 40.2%
Holders of 5%+ from their latest Schedule 13D/13G filing in the last two years. Percentages are as of each filing date.
| Holder | Type | % of Class | Shares | Filed | Filing |
|---|---|---|---|---|---|
| Gryga Jeffrey Matthew | Individual | 7.70% | 739,211 | Nov 10, 2025 | 13D/G |
| Jeffrey Matthew Gryga Irrevocable Trust | Other | 7.70% | 739,211 | Nov 10, 2025 | 13D/G |
| Martin D. Hoe | HC, IN | 4.99% | 504,091 | Oct 21, 2025 | 13D/G |
| Empery Asset Management, LP | IA, PN | 4.99% | 504,091 | Oct 21, 2025 | 13D/G |
| Ryan M. Lane | HC, IN | 4.99% | 504,091 | Oct 21, 2025 | 13D/G |
| CVI Investments, Inc. | Corporation | 4.90% | 146,136 | Feb 7, 2025 | 13D/G |
| Heights Capital Management, Inc. | Corporation | 4.90% | 146,136 | Feb 7, 2025 | 13D/G |
Insider Trades (19)
Last 4 quarters: 2,035,000 acquired · 0 disposed
| Insider | Position | Date | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| SHALLCROSS STEVEN A | director, officer: CEO and CFO | Jan 5, 2026 | AWARD | 475,000 | $0.24 | $114.5K | Form 4 |
| MONAHAN JOHN J | director | Jan 5, 2026 | AWARD | 75,000 | $0.24 | $18.1K | Form 4 |
| Kraws Jeffrey J | director | Jan 5, 2026 | AWARD | 75,000 | $0.24 | $18.1K | Form 4 |
| Wolf Jeffrey Alan | director | Jan 5, 2026 | AWARD | 75,000 | $0.24 | $18.1K | Form 4 |
| Wolf Jeffrey Alan | director | Apr 29, 2025 | AWARD | 25,000 | $1.41 | $35.4K | Form 4 |
| SHALLCROSS STEVEN A | director, officer: CEO and CFO | Apr 29, 2025 | AWARD | 190,000 | $1.41 | $268.7K | Form 4 |
| MONAHAN JOHN J | director | Apr 29, 2025 | AWARD | 25,000 | $1.41 | $35.4K | Form 4 |
| Kraws Jeffrey J | director | Apr 29, 2025 | AWARD | 25,000 | $1.41 | $35.4K | Form 4 |
| SHALLCROSS STEVEN A | director, officer: CEO and CFO | Dec 14, 2023 | AWARD | 700,000 | $0.59 | $411.3K | Form 4 |
| Wolf Jeffrey Alan | director | Dec 14, 2023 | AWARD | 110,000 | $0.59 | $64.6K | Form 4 |
| Kraws Jeffrey J | director | Dec 14, 2023 | AWARD | 110,000 | $0.59 | $64.6K | Form 4 |
| MONAHAN JOHN J | director | Dec 14, 2023 | AWARD | 110,000 | $0.59 | $64.6K | Form 4 |
| SHALLCROSS STEVEN A | director, officer: CEO and CFO | Jun 7, 2023 | BUY | 14,000 | $0.69 | $9.7K | Form 4 |
| SHALLCROSS STEVEN A | director, officer: CEO and CFO | Jun 6, 2023 | BUY | 26,000 | $0.63 | $16.5K | Form 4 |
| SHALLCROSS STEVEN A | director, officer: CEO and CFO | Feb 10, 2023 | BUY | 25,000 | $1.04 | $26.1K | Form 4 |
| SHALLCROSS STEVEN A | director, officer: CEO and CFO | Feb 2, 2023 | BUY | 25,000 | $0.94 | $23.5K | Form 4 |
| SHALLCROSS STEVEN A | CEO and CFO | Jan 25, 2023 | BUY | 25,000 | $0.87 | $21.8K | Form 4 |
| SHALLCROSS STEVEN A | CEO and CFO | Jan 20, 2023 | BUY | 25,000 | $0.75 | $18.7K | Form 4 |
| SHALLCROSS STEVEN A | CEO and CFO | Dec 29, 2022 | BUY | 100,000 | $0.44 | $43.7K | Form 4 |