Lindgardt Zhenya, CEO of SERA Prognostics, Inc. ($SERA), sold shares on the open market 11 times over the past year, totaling about $338 thousand. The most recent sale occurred on March 11, 2026. These sales rank 7,317th among 11,678 insiders in our database, where the average is $8.6 million across 6.4 transactions. Zhenya made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 12, 2026 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | A | Class A Common Stock | 154440 | $0.00 | 892,754.0000 | 49,525,108 | 20.92% | 0.31% |
| March 12, 2026 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | A | Stock Option (right to buy) | 239442 | $0.00 | 239,442.0000 | 49,525,108 | 9999.99% | 0.48% |
| March 11, 2026 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 2973 | $2.04 | 738,314.0000 | 49,525,108 | 0.40% | 0.01% |
| March 10, 2026 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 22639 | $1.90 | 741,287.0000 | 49,525,108 | 2.96% | 0.05% |
| Dec. 10, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 4155 | $3.31 | 763,926.0000 | 49,525,108 | 0.54% | 0.01% |
| Dec. 9, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 28215 | $3.04 | 768,081.0000 | 49,525,108 | 3.54% | 0.06% |
| Nov. 10, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 11594 | $2.62 | 796,296.0000 | 49,525,108 | 1.44% | 0.02% |
| Sept. 11, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 3246 | $3.13 | 807,890.0000 | 33,156,936 | 0.40% | 0.01% |
| Sept. 9, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 21158 | $3.15 | 811,136.0000 | 33,156,936 | 2.54% | 0.06% |
| Aug. 8, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 8571 | $2.54 | 832,294.0000 | 33,156,936 | 1.02% | 0.03% |
| June 9, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 23042 | $1.43 | 844,209.0000 | 33,156,936 | 2.66% | 0.07% |
| June 10, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 3344 | $1.48 | 840,865.0000 | 33,156,936 | 0.40% | 0.01% |
| May 8, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 9406 | $2.44 | 867,251.0000 | 33,156,936 | 1.07% | 0.03% |
| March 6, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | A | Stock Option (right to buy) | 181380 | $0.00 | 181,380.0000 | 33,156,936 | 9999.99% | 0.55% |
| March 6, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | A | Class A Common Stock | 126920 | $0.00 | 906,379.0000 | 33,156,936 | 16.28% | 0.38% |
| March 7, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 29722 | $4.12 | 876,657.0000 | 33,156,936 | 3.28% | 0.09% |
| Feb. 12, 2025 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 14075 | $4.58 | 779,459.0000 | 33,156,936 | 1.77% | 0.04% |
| Dec. 10, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 26224 | $7.41 | 793,534.0000 | 33,522,726 | 3.20% | 0.08% |
| Nov. 11, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 12075 | $7.32 | 819,758.0000 | 33,522,726 | 1.45% | 0.04% |
| Sept. 10, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 25085 | $7.57 | 831,833.0000 | 31,200,652 | 2.93% | 0.08% |
| Aug. 7, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 12327 | $7.42 | 856,918.0000 | 31,200,652 | 1.42% | 0.04% |
| June 10, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 26867 | $8.11 | 869,245.0000 | 31,200,652 | 3.00% | 0.09% |
| May 8, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 11992 | $9.59 | 896,112.0000 | 31,200,652 | 1.32% | 0.04% |
| March 26, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 38899 | $9.37 | 908,104.0000 | 31,200,652 | 4.11% | 0.12% |
| Feb. 6, 2024 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | S | Class A Common Stock | 27997 | $8.03 | 947,003.0000 | 31,200,652 | 2.87% | 0.09% |
| Nov. 6, 2023 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | A | Class A Common Stock | 175000 | $0.00 | 975,000.0000 | 0 | 21.88% | 0.00% |
| Nov. 6, 2023 | SERA PROGNOSTICS, INC. | $SERA | Lindgardt Zhenya | Chief Executive Officer | A | Class A Common Stock | 800000 | $0.00 | 800,000.0000 | 0 | 9999.99% | 0.00% |