Harrison Robert Gardner — insider trades

Stock trades Harrison Robert Gardner reported on SEC Form 4 at SERA SERA PROGNOSTICS, INC..

• Mar 11, 2026: sold 716 shares of SERA SERA PROGNOSTICS, INC. ($1.46K)
• Mar 9, 2026: sold 3,360 shares of SERA SERA PROGNOSTICS, INC. ($6.59K)
• Feb 24, 2026: sold 2,000 shares of SERA SERA PROGNOSTICS, INC. ($4.68K)
• Jan 27, 2026: sold 2,000 shares of SERA SERA PROGNOSTICS, INC. ($5.94K)
• Dec 30, 2025: sold 2,000 shares of SERA SERA PROGNOSTICS, INC. ($6.00K)
• Dec 10, 2025: sold 616 shares of SERA SERA PROGNOSTICS, INC. ($2.04K)
• Dec 2, 2025: sold 2,000 shares of SERA SERA PROGNOSTICS, INC. ($5.86K)
• Nov 10, 2025: sold 6,528 shares of SERA SERA PROGNOSTICS, INC. ($17.1K)
• Nov 4, 2025: sold 2,000 shares of SERA SERA PROGNOSTICS, INC. ($6.14K)
• Oct 7, 2025: sold 2,000 shares of SERA SERA PROGNOSTICS, INC. ($6.36K)