Walker Karen Marie, Chief Technology Officer at Kyverna Therapeutics ($KYTX), made one open market sale of company shares in the last 365 days, totaling about $293,000. Her most recent sale occurred on December 15, 2025. These sales rank 7,610th among 11,678 individual insiders in our database, where the average sale amount is $8.6 million across 6.4 transactions on average. She had no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 15, 2025 | Kyverna Therapeutics, Inc. | $KYTX | Walker Karen Marie | Chief Technology Officer | S | Common Stock | 23998 | $12.20 | 22,636.0000 | 43,796,170 | 51.46% | 0.05% |
| Dec. 15, 2025 | Kyverna Therapeutics, Inc. | $KYTX | Walker Karen Marie | Chief Technology Officer | M | Stock option (right to buy) | 23998 | $0.00 | 85,865.0000 | 43,796,170 | 21.84% | 0.05% |
| Dec. 15, 2025 | Kyverna Therapeutics, Inc. | $KYTX | Walker Karen Marie | Chief Technology Officer | M | Common Stock | 23998 | $4.83 | 46,634.0000 | 43,796,170 | 106.02% | 0.05% |
| April 11, 2024 | Kyverna Therapeutics, Inc. | $KYTX | Walker Karen Marie | Chief Technology Officer | A | Stock Option (right to buy) | 80000 | $0.00 | 80,000.0000 | 0 | 9999.99% | 0.00% |
| April 11, 2025 | Kyverna Therapeutics, Inc. | $KYTX | Walker Karen Marie | Chief Technology Officer | A | Common Stock | 13000 | $0.00 | 22,636.0000 | 43,214,918 | 134.91% | 0.03% |
| June 6, 2024 | Kyverna Therapeutics, Inc. | $KYTX | Walker Karen Marie | Chief Technology Officer | M | Stock Option (Right to Buy) | 9636 | $0.00 | 82,648.0000 | 0 | 10.44% | 0.00% |
| June 6, 2024 | Kyverna Therapeutics, Inc. | $KYTX | Walker Karen Marie | Chief Technology Officer | M | Common Stock | 9636 | $4.42 | 9,636.0000 | 0 | 9999.99% | 0.00% |