Insider Transactions in Q4 2025 at Sera Prognostics, Inc. (SERA)
Insider Transaction List (Q4 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 30
2025
|
Robert Gardner Harrison Chief Information Officer |
SELL
Open market or private sale
|
Direct |
2,000
-2.3%
|
$6,000
$3.0 P/Share
|
|
Dec 10
2025
|
Austin Aerts Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
873
-0.32%
|
$2,619
$3.31 P/Share
|
|
Dec 10
2025
|
John J. Boniface Chief Scientific Officer |
SELL
Open market or private sale
|
Direct |
1,332
-0.88%
|
$3,996
$3.31 P/Share
|
|
Dec 10
2025
|
Robert Gardner Harrison Chief Information Officer |
SELL
Open market or private sale
|
Direct |
616
-0.7%
|
$1,848
$3.31 P/Share
|
|
Dec 10
2025
|
Benjamin Jackson General Counsel |
SELL
Open market or private sale
|
Direct |
892
-0.74%
|
$2,676
$3.31 P/Share
|
|
Dec 10
2025
|
Paul Kearney Chief Data Officer |
SELL
Open market or private sale
|
Direct |
1,213
-0.72%
|
$3,639
$3.31 P/Share
|
|
Dec 10
2025
|
Zhenya Lindgardt Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
4,155
-0.54%
|
$12,465
$3.31 P/Share
|
|
Dec 09
2025
|
Austin Aerts Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
5,232
-1.88%
|
$15,696
$3.04 P/Share
|
|
Dec 09
2025
|
Zhenya Lindgardt Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
28,215
-3.54%
|
$84,645
$3.04 P/Share
|
|
Dec 08
2025
|
Sandra Aj Lawrence |
SELL
Open market or private sale
|
Direct |
1,560
-7.37%
|
$4,680
$3.05 P/Share
|
|
Dec 05
2025
|
Mansoor Raza Mirza |
SELL
Open market or private sale
|
Direct |
292
-0.5%
|
$876
$3.05 P/Share
|
|
Dec 02
2025
|
Paul Kearney Chief Data Officer |
SELL
Open market or private sale
|
Direct |
32,203
-16.04%
|
$64,406
$2.94 P/Share
|
|
Dec 02
2025
|
Paul Kearney Chief Data Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
32,203
+13.82%
|
$32,203
$1.62 P/Share
|
|
Dec 02
2025
|
Robert Gardner Harrison Chief Information Officer |
SELL
Open market or private sale
|
Direct |
2,000
-2.24%
|
$4,000
$2.93 P/Share
|
|
Nov 26
2025
|
Paul Kearney Chief Data Officer |
SELL
Open market or private sale
|
Direct |
1,986
-1.16%
|
$5,958
$3.51 P/Share
|
|
Nov 26
2025
|
Paul Kearney Chief Data Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
1,986
+1.15%
|
$1,986
$1.62 P/Share
|
|
Nov 10
2025
|
Paul Kearney Chief Data Officer |
SELL
Open market or private sale
|
Direct |
7,073
-4.03%
|
$14,146
$2.62 P/Share
|
|
Nov 10
2025
|
Zhenya Lindgardt Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
11,594
-1.44%
|
$23,188
$2.62 P/Share
|
|
Nov 10
2025
|
Austin Aerts Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
6,351
-2.23%
|
$12,702
$2.62 P/Share
|
|
Nov 10
2025
|
John J. Boniface Chief Scientific Officer |
SELL
Open market or private sale
|
Direct |
7,767
-4.87%
|
$15,534
$2.62 P/Share
|
|
Nov 10
2025
|
Robert Gardner Harrison Chief Information Officer |
SELL
Open market or private sale
|
Direct |
6,528
-6.8%
|
$13,056
$2.62 P/Share
|
|
Nov 10
2025
|
Benjamin Jackson General Counsel |
SELL
Open market or private sale
|
Direct |
7,059
-5.57%
|
$14,118
$2.62 P/Share
|
|
Nov 05
2025
|
Mansoor Raza Mirza |
SELL
Open market or private sale
|
Direct |
221
-0.38%
|
$663
$3.04 P/Share
|
|
Nov 04
2025
|
Robert Gardner Harrison Chief Information Officer |
SELL
Open market or private sale
|
Direct |
2,000
-2.04%
|
$6,000
$3.07 P/Share
|
|
Oct 15
2025
|
Tiffany Eul Davis Inglis Chief Medical Officer |
BUY
Grant, award, or other acquisition
|
Direct |
75,000
+50.0%
|
-
|
|
Oct 07
2025
|
Robert Gardner Harrison Chief Information Officer |
SELL
Open market or private sale
|
Direct |
2,000
-2.0%
|
$6,000
$3.18 P/Share
|
|
Oct 06
2025
|
Mansoor Raza Mirza |
SELL
Open market or private sale
|
Direct |
227
-0.39%
|
$681
$3.16 P/Share
|