In the last 12 months, insiders at CHAMPIONS ONCOLOGY, INC. ($CSBR) filed 69 transactions with the SEC: 26 open-market purchases totaling $491,738 and 0 sales totaling $0. Net insider sentiment: net buying.
CHAMPIONS ONCOLOGY, INC. operates in the Biological products, (no disgnostic substances) industry (Life sciences sector).
Most Active Insiders
- ACKERMAN JOEL (Director) — 13 transactions totaling $715,136
- Mendelson Daniel Newman (Director) — 29 transactions totaling $441,793
- Morris Ronnie (CEO) — 1 transaction totaling $49,969
- Brainin Robert Lawrence (CEO) — 6 transactions totaling $47
- Brainin Robert Lawrence (Director) — 4 transactions totaling $27
View all SEC Filings for CHAMPIONS ONCOLOGY, INC. (CSBR).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 1, 2022 | Brainin Robert Lawrence | Director | A | Option to purchase Common Stock | 14130 | $7.00 | 32,063.0000 | 0 | 78.79% | 0.00% |
| July 16, 2025 | Brainin Robert Lawrence | CEO | A | Option to purchase Common Stock | 100000 | $7.80 | 774,163.0000 | 14,266,781 | 14.83% | 0.70% |
| July 16, 2025 | Brainin Robert Lawrence | CEO | A | Option to purchase Common Stock | 100000 | $7.80 | 674,163.0000 | 14,266,781 | 17.42% | 0.70% |
| July 16, 2025 | Brainin Robert Lawrence | CEO | A | Option to purchase Common Stock | 150000 | $7.80 | 574,163.0000 | 14,266,781 | 35.36% | 1.05% |
| July 16, 2025 | Brainin Robert Lawrence | CEO | A | Option to purchase Common Stock | 62500 | $7.80 | 424,163.0000 | 14,266,781 | 17.28% | 0.44% |
| July 16, 2025 | Brainin Robert Lawrence | CEO | A | Option to purchase Common Stock | 62500 | $7.80 | 361,663.0000 | 14,266,781 | 20.89% | 0.44% |
| July 16, 2025 | Brainin Robert Lawrence | CEO | A | Option to purchase Common Stock | 225000 | $7.80 | 299,163.0000 | 14,266,781 | 303.39% | 1.58% |
| Nov. 12, 2024 | Brainin Robert Lawrence | Director | A | Option to purchase Common Stock | 23030 | $4.64 | 74,163.0000 | 14,029,666 | 45.04% | 0.16% |
| Nov. 3, 2023 | Brainin Robert Lawrence | Director | A | Option to purchase Common Stock | 19070 | $5.51 | 51,133.0000 | 0 | 59.48% | 0.00% |
| Nov. 5, 2021 | Brainin Robert Lawrence | Director | A | Option to purchase Common Stock | 9901 | $10.10 | 17,933.0000 | 0 | 123.27% | 0.00% |
| Nov. 5, 2025 | SIDRANSKY DAVID | Director | A | Option to purchase Common Stock | 21216 | $6.80 | 21,216.0000 | 14,457,837 | 9999.99% | 0.15% |
| Nov. 5, 2025 | Mendelson Daniel Newman | Director | A | Option to purchase Common Stock | 13790 | $6.80 | 13,790.0000 | 14,457,837 | 9999.99% | 0.10% |
| Nov. 5, 2025 | TOBIN SCOTT R | Director | A | Option to purchase Common Stock | 25460 | $6.80 | 25,460.0000 | 14,457,837 | 9999.99% | 0.18% |
| Nov. 5, 2025 | ACKERMAN JOEL | Director | A | Option to purchase Common Stock | 21216 | $6.80 | 21,216.0000 | 14,457,837 | 9999.99% | 0.15% |
| Nov. 5, 2025 | Breitfeld Philip P. | Director | A | Option to purchase Common Stock | 13790 | $6.80 | 13,790.0000 | 14,457,837 | 9999.99% | 0.10% |
| Oct. 30, 2025 | ACKERMAN JOEL | Director | M | Common Stock | 94405 | $2.10 | 1,056,539.0000 | 14,266,781 | 9.81% | 0.66% |
| Oct. 30, 2025 | ACKERMAN JOEL | Director | M | Option to purchase Common Stock | 94405 | $2.10 | 0.0000 | 14,266,781 | 100.00% | 0.66% |
| March 25, 2025 | Breitfeld Philip P. | Director | J | Common Stock | 4150 | $0.00 | 5,717.0000 | 14,029,666 | 42.06% | 0.03% |
| Nov. 12, 2024 | Mendelson Daniel Newman | Director | A | Option to purchase Common Stock | 21590 | $4.64 | 21,590.0000 | 14,029,666 | 9999.99% | 0.15% |
| Nov. 12, 2024 | Breitfeld Philip P. | Director | A | Option to purchase Common Stock | 18715 | $4.64 | 18,715.0000 | 14,029,666 | 9999.99% | 0.13% |
| Nov. 12, 2024 | SIDRANSKY DAVID | Director | A | Option to purchase Common Stock | 21880 | $4.64 | 21,880.0000 | 14,029,666 | 9999.99% | 0.16% |
| Nov. 12, 2024 | ACKERMAN JOEL | Director | A | Option to purchase Common Stock | 43190 | $4.64 | 43,190.0000 | 14,029,666 | 9999.99% | 0.31% |
| Nov. 12, 2024 | TOBIN SCOTT R | Director | A | Option to purchase Common Stock | 34550 | $4.64 | 34,550.0000 | 14,029,666 | 9999.99% | 0.25% |
| Oct. 31, 2024 | ACKERMAN JOEL | Director | M | Option to purchase Common Stock | 88470 | $2.10 | 0.0000 | 13,547,604 | 100.00% | 0.65% |
| Oct. 31, 2024 | ACKERMAN JOEL | Director | M | Common Stock | 88470 | $2.10 | 945,467.0000 | 13,547,604 | 10.32% | 0.65% |
| Oct. 31, 2024 | ACKERMAN JOEL | Director | M | Common Stock | 16667 | $5.43 | 962,134.0000 | 13,547,604 | 1.76% | 0.12% |
| Oct. 31, 2024 | ACKERMAN JOEL | Director | M | Option to purchase Common Stock | 16667 | $5.43 | 0.0000 | 13,547,604 | 100.00% | 0.12% |
| Oct. 9, 2023 | Davis Brady | President | A | Option to purchase Common Stock | 7500 | $6.50 | 142,500.0000 | 0 | 5.56% | 0.00% |
| Oct. 9, 2023 | Davis Brady | President | A | Option to purchase Common Stock | 135000 | $6.50 | 135,000.0000 | 0 | 9999.99% | 0.00% |
| Oct. 9, 2023 | Davis Brady | President | A | Option to purchase Common Stock | 68000 | $6.50 | 210,500.0000 | 0 | 47.72% | 0.00% |
| Jan. 12, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 1000 | $6.50 | 198,625.0000 | 0 | 0.51% | 0.00% |
| Jan. 11, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 2000 | $6.27 | 197,625.0000 | 0 | 1.02% | 0.00% |
| Jan. 10, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 2944 | $6.31 | 195,625.0000 | 0 | 1.53% | 0.00% |
| Jan. 9, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 3000 | $6.25 | 192,681.0000 | 0 | 1.58% | 0.00% |
| Jan. 8, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 1000 | $6.15 | 189,681.0000 | 0 | 0.53% | 0.00% |
| Jan. 4, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 3000 | $6.12 | 186,681.0000 | 0 | 1.63% | 0.00% |
| Jan. 5, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 2000 | $6.09 | 188,681.0000 | 0 | 1.07% | 0.00% |
| Oct. 17, 2023 | ACKERMAN JOEL | Director | M | Option to purchase Common Stock | 14552 | $2.10 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 17, 2023 | ACKERMAN JOEL | Director | M | Common Stock | 114552 | $2.10 | 856,997.0000 | 0 | 15.43% | 0.00% |
| Oct. 17, 2023 | ACKERMAN JOEL | Director | M | Option to purchase Common Stock | 100000 | $2.10 | 0.0000 | 0 | 100.00% | 0.00% |
| Jan. 3, 2024 | Mendelson Daniel Newman | Director | P | Common Stock | 500 | $5.83 | 183,681.0000 | 0 | 0.27% | 0.00% |
| Dec. 21, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 2500 | $4.92 | 183,181.0000 | 0 | 1.38% | 0.00% |
| Dec. 20, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 2100 | $4.82 | 180,681.0000 | 0 | 1.18% | 0.00% |
| Dec. 19, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 5000 | $4.75 | 178,581.0000 | 0 | 2.88% | 0.00% |
| Nov. 3, 2023 | Breitfeld Philip P. | Director | A | Option to purchase Common Stock | 15495 | $5.51 | 15,495.0000 | 0 | 9999.99% | 0.00% |
| Nov. 3, 2023 | TOBIN SCOTT R | Director | A | Option to purchase Common Stock | 28600 | $5.51 | 28,600.0000 | 0 | 9999.99% | 0.00% |
| Nov. 3, 2023 | ACKERMAN JOEL | Director | A | Option to purchase Common Stock | 35750 | $5.51 | 35,750.0000 | 0 | 9999.99% | 0.00% |
| Nov. 3, 2023 | Mendelson Daniel Newman | Director | A | Option to purchase Common Stock | 26220 | $5.51 | 26,220.0000 | 0 | 9999.99% | 0.00% |
| Nov. 3, 2023 | SIDRANSKY DAVID | Director | A | Option to purchase Common Stock | 15495 | $5.51 | 15,495.0000 | 0 | 9999.99% | 0.00% |
| Sept. 28, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 5000 | $6.22 | 169,581.0000 | 0 | 3.04% | 0.00% |
| Sept. 29, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 4000 | $6.16 | 173,581.0000 | 0 | 2.36% | 0.00% |
| Sept. 27, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 1500 | $5.95 | 164,581.0000 | 0 | 0.92% | 0.00% |
| Oct. 11, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 5000 | $6.40 | 163,081.0000 | 0 | 3.16% | 0.00% |
| Oct. 10, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 1100 | $6.41 | 158,081.0000 | 0 | 0.70% | 0.00% |
| Oct. 6, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 1530 | $6.48 | 156,981.0000 | 0 | 0.98% | 0.00% |
| Oct. 5, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 2000 | $6.47 | 155,451.0000 | 0 | 1.30% | 0.00% |
| Oct. 3, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 2500 | $6.30 | 148,451.0000 | 0 | 1.71% | 0.00% |
| Oct. 4, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 5000 | $6.40 | 153,451.0000 | 0 | 3.37% | 0.00% |
| Sept. 26, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 5000 | $5.65 | 145,951.0000 | 0 | 3.55% | 0.00% |
| Sept. 21, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 5000 | $5.51 | 137,139.0000 | 0 | 3.78% | 0.00% |
| Sept. 22, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 3812 | $5.50 | 140,951.0000 | 0 | 2.78% | 0.00% |
| Sept. 20, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 4018 | $5.51 | 132,139.0000 | 0 | 3.14% | 0.00% |
| Sept. 19, 2023 | Mendelson Daniel Newman | Director | P | Common Stock | 5000 | $5.28 | 128,121.0000 | 0 | 4.06% | 0.00% |
| Nov. 1, 2022 | TOBIN SCOTT R | Director | A | Option to purchase Common Stock | 21200 | $7.00 | 21,200.0000 | 0 | 9999.99% | 0.00% |
| Nov. 1, 2022 | SIDRANSKY DAVID | Director | A | Option to purchase Common Stock | 11480 | $7.00 | 11,480.0000 | 0 | 9999.99% | 0.00% |
| Nov. 1, 2022 | Breitfeld Philip P. | Director | A | Option to purchase Common Stock | 11480 | $7.00 | 11,480.0000 | 0 | 9999.99% | 0.00% |
| Nov. 1, 2022 | ACKERMAN JOEL | Director | A | Option to purchase Common Stock | 26500 | $7.00 | 26,500.0000 | 0 | 9999.99% | 0.00% |
| Nov. 1, 2022 | Mendelson Daniel Newman | Director | A | Option to purchase Common Stock | 19430 | $7.00 | 19,430.0000 | 0 | 9999.99% | 0.00% |
| March 17, 2023 | Morris Ronnie | CEO | P | Common Stock | 12382 | $4.04 | 858,878.0000 | 0 | 1.46% | 0.00% |