€351,456
▼ Sales (12 ops.)
Insider track record
OtherNot enough buy signals with a settled T+90 horizon to measure a track record yet.
Explore the complete record of transactions filed by Harrison Robert Gardner. Insider active across 1 company, notably Sera Prognostics, INC.. Aggregated, 15 filings have been published. Breakdown: 0 buy · 12 sells. Total volume traded: €351k. History available since 6 March 2023. The latest transaction was disclosed on 8 May 2025 (Cession). Regulator: SEC (Form 4). The full history is free.
Declarations15 total
6,551 shares@ US$2.444.1% of flowClass A Common StockSEC:0000950170-25-068388:0
3,874 shares@ US$4.164.3% of flowClass A Common StockSEC:0000950170-25-036529:0
25,770 shares0Class A Common StockSEC:0000950170-25-035801:0
3,610 shares@ US$4.284.2% of flowClass A Common StockSEC:0000950170-25-021248:0
7,297 shares@ US$4.589.2% of flowClass A Common StockSEC:0000950170-25-021187:0
554 shares@ US$3.970.6% of flowClass A Common StockSEC:0000950170-25-020182:0
12,372 shares@ US$7.3025.0% of flowClass A Common StockSEC:0000950170-25-005575:0
4,727 shares@ US$7.329.2% of flowClass A Common StockSEC:0000950170-24-125644:0
5,022 shares@ US$7.429.7% of flowClass A Common StockSEC:0001534969-24-000165:0
4,902 shares@ US$9.5912.4% of flowClass A Common StockSEC:0001534969-24-000092:0
2,138 shares@ US$9.025.1% of flowClass A Common StockSEC:0001534969-24-000032:0
5,665 shares@ US$8.0312.0% of flowClass A Common StockSEC:0001534969-24-000009:0
125,000 shares0Class A Common StockSEC:0001534969-23-000113:0
5,000 shares@ US$3.234.3% of flowClass A Common StockSEC:0001534969-23-000059:0
28,500 shares0Class A Common StockSEC:0001534969-23-000019:0