TNXPTonix Pharmaceuticals Holding Corp.
- Market cap
- $88.67M
- as of 2026-10-23
- Latest close
- $5.17
- as of 2026-10-23
- Sector
- Healthcare
- as of 2026-10-24
- Industry
- Biotechnology
- as of 2026-10-24
Cluster
2 insiders bought $40.2K between Aug 20 – Aug 27.
Under the default rule (14d · ≥2 insiders · all roles).
Form 4 historysince 2024-02-29
Dashed line = amended filing (Form 4/A)
| Insider | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Lederman SethChief Executive Officer | Aug 27 | Aug 31 | P | 2,000 | $13.79 | Purchase +$27,580 | 11,005 | No | Form 4 |
| Bagger Richard H | Aug 20 | Aug 24 | P | 1,000 | $12.60 | Purchase +$12,600 | 1,000 | No | Form 4 |
| Saenger BradleyChief Financial Officer | Jun 30 | Jul 9 | J | 1,453 | $10.91 | $15,852 | 2,154 | No | Form 4 |
| Taylor Carolyn E. | Jun 12 | Jun 15 | P | 1,415 | $10.55 | Purchase +$14,928 | 1,833 | No | Form 4 |
| Lederman SethChief Executive Officer | Jun 9 | Jun 9 | P | 5,000 | $11.79 | Purchase +$58,950 | 9,005 | No | Form 4 |
| Stillwell Richard Newcomb | Jun 8 | Jun 9 | P | 5,000 | $11.65 | Purchase +$58,250 | 5,000 | No | Form 4 |
| Taylor Carolyn E. | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Bagger Richard H | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Grange David L | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Treco James | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Hunter James Randolph Jr | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Bell Margaret Smith | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Olukotun Adeoye Y | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Stillwell Richard Newcomb | May 12 | May 14 | A · derivative | 22,700 | $13.28 | $301,456 | 22,700 | No | Form 4 |
| Lederman SethChief Executive Officer | Mar 31 | Apr 1 | P | 5,000 | $12.62 | Purchase +$63,100 | 20,001 | No | Form 4 |
| Lederman SethChief Executive Officer | Mar 18 | Mar 18 | P | 15,000 | $14.89 | Purchase +$223,350 | 15,001 | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 24 | Feb 26 | A · derivative | 134,504 | $14.29 | $1,922,062 | 134,504 | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 24 | Feb 26 | A · derivative | 134,503 | $17.86 | $2,402,224 | 134,503 | No | Form 4 |
| Fogarty SiobhanChief Technology Officer | Feb 24 | Feb 26 | A · derivative | 39,012 | $14.29 | $557,481 | 39,012 | No | Form 4 |
| Fogarty SiobhanChief Technology Officer | Feb 24 | Feb 26 | A · derivative | 39,011 | $17.86 | $696,736 | 39,011 | No | Form 4 |
| Sullivan Gregory MChief Medical Officer | Feb 24 | Feb 26 | A · derivative | 39,012 | $14.29 | $557,481 | 39,012 | No | Form 4 |
| Sullivan Gregory MChief Medical Officer | Feb 24 | Feb 26 | A · derivative | 39,011 | $17.86 | $696,736 | 39,011 | No | Form 4 |
| Saenger BradleyChief Financial Officer | Feb 24 | Feb 26 | A · derivative | 39,012 | $14.29 | $557,481 | 39,012 | No | Form 4 |
| Saenger BradleyChief Financial Officer | Feb 24 | Feb 26 | A · derivative | 39,011 | $17.86 | $696,736 | 39,011 | No | Form 4 |
| Morris Jessica EdgarChief Operating Officer | Feb 24 | Feb 26 | A · derivative | 39,012 | $14.29 | $557,481 | 39,012 | No | Form 4 |
| Morris Jessica EdgarChief Operating Officer | Feb 24 | Feb 26 | A · derivative | 39,011 | $17.86 | $696,736 | 39,011 | No | Form 4 |
| Taylor Carolyn E. | Aug 21, 2025 | Aug 21, 2025 | P | 418 | $36.03 | Purchase +$15,061 | 418 | No | Form 4 |
| Treco James | Aug 20, 2025 | Aug 20, 2025 | P | 250 | $36.00 | Purchase +$9,000 | 250 | No | Form 4 |
| Hunter James Randolph Jr | Jun 12, 2025 | Jun 13, 2025 | A · derivative | 7,740 | $34.54 | $267,340 | 7,740 | No | Form 4 |
| Lederman SethChief Executive Officer | May 15, 2025 | May 15, 2025 | P | 4,000 | $21.55 | Purchase +$86,200 | 4,005 | No | Form 4 |
| Grange David L | May 13, 2025 | May 15, 2025 | A · derivative | 10,000 | $20.18 | $201,800 | 10,000 | No | Form 4 |
| Olukotun Adeoye Y | May 13, 2025 | May 15, 2025 | A · derivative | 10,000 | $20.18 | $201,800 | 10,000 | No | Form 4 |
| Stillwell Richard Newcomb | May 13, 2025 | May 15, 2025 | A · derivative | 10,000 | $20.18 | $201,800 | 10,000 | No | Form 4 |
| Bagger Richard H | May 13, 2025 | May 15, 2025 | A · derivative | 10,000 | $20.18 | $201,800 | 10,000 | No | Form 4 |
| Taylor Carolyn E. | May 13, 2025 | May 15, 2025 | A · derivative | 10,000 | $20.18 | $201,800 | 10,000 | No | Form 4 |
| Bell Margaret Smith | May 13, 2025 | May 15, 2025 | A · derivative | 10,000 | $20.18 | $201,800 | 10,000 | No | Form 4 |
| Treco James | May 13, 2025 | May 15, 2025 | A · derivative | 10,000 | $20.18 | $201,800 | 10,000 | No | Form 4 |
| Bagger Richard H | Feb 5, 2025 | Feb 28, 2025 | J | 0.02 | $0.20 | $0 | not reported | No | Form 4 |
| Treco James | Feb 5, 2025 | Feb 28, 2025 | J | 0.02 | $0.30 | $0 | not reported | No | Form 4 |
| Bell Margaret Smith | Feb 5, 2025 | Feb 28, 2025 | J | 1 | $0.15 | $0 | not reported | No | Form 4 |
| Olukotun Adeoye Y | Jun 10, 2024 | Feb 28, 2025 | J | 0.81 | $1.91 | $2 | not reported | No | Form 4 |
| Fogarty SiobhanChief Technology Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 13,500 | $8.05 | $108,675 | 13,500 | No | Form 4 |
| Fogarty SiobhanChief Technology Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 13,500 | $10.06 | $135,810 | 13,500 | No | Form 4 |
| Morris Jessica EdgarChief Operating Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 29,291 | $8.05 | $235,793 | 29,291 | No | Form 4 |
| Morris Jessica EdgarChief Operating Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 29,291 | $10.06 | $294,667 | 29,291 | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 123,958 | $8.05 | $997,862 | 123,958 | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 123,958 | $10.06 | $1,247,017 | 123,958 | No | Form 4 |
| Sullivan Gregory MChief Medical Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 29,017 | $8.05 | $233,587 | 29,017 | No | Form 4 |
| Sullivan Gregory MChief Medical Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 29,017 | $10.06 | $291,911 | 29,017 | No | Form 4 |
| Saenger BradleyChief Financial Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 25,792 | $8.05 | $207,626 | 25,792 | No | Form 4 |
| Saenger BradleyChief Financial Officer | Feb 25, 2025 | Feb 27, 2025 | A · derivative | 25,792 | $10.06 | $259,468 | 25,792 | No | Form 4 |
| Morris Jessica EdgarChief Operating Officer | Feb 5, 2025 | Feb 27, 2025 | J | 1 | $0.00 | $0 | not reported | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 5, 2025 | Feb 27, 2025 | J | 5.18 | $3.38 | $18 | 5 | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 5, 2025 | Feb 27, 2025 | J | 0.22 | $3.30 | $1 | 1 | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 5, 2025 | Feb 27, 2025 | J | 1 | $0.15 | $0 | not reported | No | Form 4 |
| Sullivan Gregory MChief Medical Officer | Feb 5, 2025 | Feb 27, 2025 | J | 0.11 | $1.47 | $0 | not reported | No | Form 4 |
| Saenger BradleyChief Financial Officer | Feb 5, 2025 | Feb 27, 2025 | J | 0.04 | $0.00 | $0 | not reported | No | Form 4 |
| Bagger Richard H | May 23, 2024 | May 24, 2024 | A · derivative | 104,621 | $0.17 | $17,786 | 104,621 | No | Form 4 |
| Bell Margaret Smith | May 23, 2024 | May 24, 2024 | A · derivative | 104,621 | $0.17 | $17,786 | 104,621 | No | Form 4 |
| Grange David L | May 23, 2024 | May 24, 2024 | A · derivative | 104,621 | $0.17 | $17,786 | 104,621 | No | Form 4 |
| Olukotun Adeoye Y | May 23, 2024 | May 24, 2024 | A · derivative | 104,621 | $0.17 | $17,786 | 104,621 | No | Form 4 |
| Stillwell Richard Newcomb | May 23, 2024 | May 24, 2024 | A · derivative | 104,621 | $0.17 | $17,786 | 104,621 | No | Form 4 |
| Taylor Carolyn E. | May 23, 2024 | May 24, 2024 | A · derivative | 104,621 | $0.17 | $17,786 | 104,621 | No | Form 4 |
| Treco James | May 23, 2024 | May 24, 2024 | A · derivative | 104,621 | $0.17 | $17,786 | 104,621 | No | Form 4 |
| Lederman SethChief Executive Officer | Feb 27, 2024 | Mar 6, 20244/A | A · derivative | 235,320 | $0.37 | $87,068 | 235,320 | No | Form 4/A |
| Lederman SethChief Executive Officer | Feb 27, 2024 | Mar 6, 20244/A | A · derivative | 1,903,680 | $0.46 | $875,693 | 1,903,680 | No | Form 4/A |
| Lederman SethChief Executive Officer | Feb 27, 2024 | Mar 6, 20244/A | A · derivative | 1,309,911 | $0.37 | $484,667 | 1,309,911 | No | Form 4/A |
| Sullivan Gregory MChief Medical Officer | Feb 27, 2024 | Feb 29, 2024 | A · derivative | 358,000 | $0.37 | $132,460 | 358,000 | No | Form 4 |
| Sullivan Gregory MChief Medical Officer | Feb 27, 2024 | Feb 29, 2024 | A · derivative | 358,000 | $0.46 | $164,680 | 358,000 | No | Form 4 |
| Morris Jessica EdgarChief Operating Officer | Feb 27, 2024 | Feb 29, 2024 | A · derivative | 317,000 | $0.37 | $117,290 | 317,000 | No | Form 4 |
| Morris Jessica EdgarChief Operating Officer | Feb 27, 2024 | Feb 29, 2024 | A · derivative | 317,000 | $0.46 | $145,820 | 317,000 | No | Form 4 |
| Saenger BradleyChief Financial Officer | Feb 27, 2024 | Feb 29, 2024 | A · derivative | 282,000 | $0.37 | $104,340 | 282,000 | No | Form 4 |
| Saenger BradleyChief Financial Officer | Feb 27, 2024 | Feb 29, 2024 | A · derivative | 282,000 | $0.46 | $129,720 | 282,000 | No | Form 4 |