Harrison Robert Gardner (CIK 0001421563)

Latest company ownership

SERA - SERA PROGNOSTICS, INC.
Role: Chief Information Officer
Shares held
89,404
Last filed at
Dec 3, 2025
Confidence Score
32.1
2025Q4
Confidence Score History
2023Q2 2025Q4
MYGN - MYRIAD GENETICS INC
Role: Chief Information Officer
Shares held
25,844
Last filed at
Sep 18, 2014
Confidence Score
50.0
2025Q4
Confidence Score History
2014Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 10, 2025 Dec 11, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 50.0 -616 -0.70% ✗ $2K
Dec 2, 2025 Dec 3, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -2,000 -2.24% ✓ $5.9K
Nov 10, 2025 Nov 12, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -6,528 -6.80% ✗ $17.1K
Nov 4, 2025 Nov 4, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -2,000 -2.04% ✓ $6.1K
Oct 7, 2025 Oct 8, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -2,000 -2.00% ✓ $6.4K
Sep 11, 2025 Sep 12, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 50.0 -645 -0.64% ✗ $2K
Sep 9, 2025 Sep 9, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 50.0 -2,000 -1.95% ✓ $6.1K
Aug 20, 2025 Aug 20, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 36.3 -6,000 -5.53% ✓ $13.3K
Aug 8, 2025 Aug 11, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -5,962 -5.21% ✗ $15.1K
Jun 10, 2025 Jun 11, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 50.0 -667 -0.58% ✗ $987.2
May 8, 2025 May 9, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -6,551 -5.38% ✗ $16K
Mar 7, 2025 Mar 10, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 41.3 -3,874 -3.08% ✓ $16.1K
Mar 5, 2025 Mar 7, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 91.3 +22,519 21.84% ✗ $13.5K
Feb 13, 2025 Feb 14, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 41.3 -3,610 -3.38% ✓ $15.5K
Feb 12, 2025 Feb 14, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -7,297 -6.40% ✗ $33.4K
Feb 11, 2025 Feb 13, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 53.8 -554 -0.48% ✓ $2.2K
Jan 10, 2025 Jan 14, 2025 SERA PROGNOSTICS, INC. Chief Information Officer Sell 25.0 -16,473 -12.57% ✓ $119.7K
Nov 11, 2024 Nov 12, 2024 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -4,727 -3.48% ✗ $34.6K
Aug 7, 2024 Aug 8, 2024 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -5,022 -3.57% ✗ $37.3K
May 8, 2024 May 10, 2024 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -4,902 -3.36% ✗ $47K
Mar 6, 2024 Mar 7, 2024 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -2,138 -1.45% ✗ $19.3K
Feb 6, 2024 Feb 7, 2024 SERA PROGNOSTICS, INC. Chief Information Officer Sell 46.3 -5,665 -3.69% ✗ $45.5K
Jun 5, 2023 Jun 6, 2023 SERA PROGNOSTICS, INC. Chief Information Officer Sell 26.3 -5,000 -14.93% ✗ $16.2K
Feb 20, 2014 Feb 20, 2014 MYRIAD GENETICS INC Chief Information Officer Sell 20.0 -17,554 -93.12% ✗ $635.8K