Robert Gardner Harrison Sera Prognostics, Inc. (SERA) insider trading activity

SERA Quotes by TradingView

Robert Gardner Harrison is Chief Information Officer of SERA PROGNOSTICS, INC.. Currently has a direct ownership of 100,577 shares of SERA, which is worth approximately $305,754. The most recent transaction as insider was on Sep 09, 2025, when has been sold 2,000 shares (Class A Common Stock) at a price of $3.05 per share, resulting in proceeds of $6,100. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 101K
12.7% 3M change
25.92% 12M change
Total Value Held $305,754

Robert Gardner Harrison Transaction History

Date Transaction Value Shares Traded Shares Held Form
Sep 09 2025
SELL
Open market or private sale
$6,100 $3.05 p/Share
2,000 Reduced 1.95%
100,577 Class A Common Stock
Aug 20 2025
SELL
Open market or private sale
$13,320 $2.22 p/Share
6,000 Reduced 5.53%
102,577 Class A Common Stock
Aug 08 2025
SELL
Open market or private sale
$15,143 $2.54 p/Share
5,962 Reduced 5.21%
108,577 Class A Common Stock
Jun 10 2025
SELL
Open market or private sale
$987 $1.48 p/Share
667 Reduced 0.58%
114,539 Class A Common Stock
May 08 2025
SELL
Open market or private sale
$15,984 $2.44 p/Share
6,551 Reduced 5.38%
115,206 Class A Common Stock
Mar 07 2025
SELL
Open market or private sale
$16,115 $4.16 p/Share
3,874 Reduced 3.08%
121,757 Class A Common Stock
Mar 06 2025
SELL
Open market or private sale
$13,524 $4.16 p/Share
3,251 Reduced 2.52%
125,631 Class A Common Stock
Mar 05 2025
BUY
Grant, award, or other acquisition
-
25,770 Added 16.66%
128,882 Class A Common Stock
Feb 13 2025
SELL
Open market or private sale
$15,450 $4.28 p/Share
3,610 Reduced 3.38%
103,112 Class A Common Stock
Feb 12 2025
SELL
Open market or private sale
$33,420 $4.58 p/Share
7,297 Reduced 6.4%
106,722 Class A Common Stock
Feb 11 2025
SELL
Open market or private sale
$2,199 $3.97 p/Share
554 Reduced 0.48%
114,019 Class A Common Stock
Jan 13 2025
SELL
Open market or private sale
$14,648 $6.47 p/Share
2,264 Reduced 1.94%
114,573 Class A Common Stock
Jan 10 2025
SELL
Open market or private sale
$108,840 $7.66 p/Share
14,209 Reduced 10.84%
116,837 Class A Common Stock
Nov 11 2024
SELL
Open market or private sale
$34,601 $7.32 p/Share
4,727 Reduced 3.48%
131,046 Class A Common Stock
Aug 07 2024
SELL
Open market or private sale
$37,263 $7.42 p/Share
5,022 Reduced 3.57%
135,773 Class A Common Stock
May 08 2024
SELL
Open market or private sale
$47,010 $9.59 p/Share
4,902 Reduced 3.36%
140,795 Class A Common Stock
Mar 06 2024
SELL
Open market or private sale
$19,284 $9.02 p/Share
2,138 Reduced 1.45%
145,697 Class A Common Stock
Feb 06 2024
SELL
Open market or private sale
$45,489 $8.03 p/Share
5,665 Reduced 3.69%
147,835 Class A Common Stock
Nov 06 2023
BUY
Grant, award, or other acquisition
-
125,000 Added 44.88%
153,500 Class A Common Stock
Jun 05 2023
SELL
Open market or private sale
$16,150 $3.23 p/Share
5,000 Reduced 14.93%
28,500 Class A Common Stock
Mar 06 2023
BUY
Grant, award, or other acquisition
-
28,500 Added 50.0%
28,500 Class A Common Stock
RGH

Robert Gardner Harrison

Chief Information Officer
Salt Lake City, UT

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