Belsky Marc has filed 29 insider transactions across 1 company since January 2023.
Most recent transaction: a transaction of 1538 shares of Kezar Life Sciences, Inc. ($KZR) on May 11, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | U | Common Stock | 1538 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.02% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 19499 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.27% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 13999 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.19% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 21999 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.30% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 8999 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.12% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 5999 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.08% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 5999 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.08% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 12000 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.16% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 24500 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.33% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 29499 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.40% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 17793 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.24% |
| May 11, 2026 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | U | Common Stock | 200 | $0.00 | 0.0000 | 7,323,156 | 100.00% | 0.00% |
| March 27, 2025 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 4800 | $0.00 | 12,000.0000 | 7,305,800 | 66.67% | 0.07% |
| March 4, 2025 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 7200 | $0.00 | 7,200.0000 | 0 | 9999.99% | 0.00% |
| Jan. 9, 2025 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 24500 | $0.00 | 24,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 7, 2024 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 295000 | $0.00 | 295,000.0000 | 0 | 9999.99% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 140000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 220000 | $0.00 | 220,000.0000 | 0 | 9999.99% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 220000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 90000 | $0.00 | 90,000.0000 | 0 | 9999.99% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 140000 | $0.00 | 140,000.0000 | 0 | 9999.99% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 60000 | $0.00 | 60,000.0000 | 0 | 9999.99% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 60000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 60000 | $0.00 | 60,000.0000 | 0 | 9999.99% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 60000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 90000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | D | Employee Stock Option (right to buy) | 195000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| July 24, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 195000 | $0.00 | 195,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 8, 2023 | Kezar Life Sciences, Inc. | $KZR | Belsky Marc | Chief Financial Officer | A | Employee Stock Option (right to buy) | 195000 | $0.00 | 195,000.0000 | 0 | 9999.99% | 0.00% |