John J. Boniface

Insider Reports History

Location
Salt Lake City, UT
Signature
/s/ Benjamin G. Jackson, Attorney-in-fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by John J. Boniface:

Company Role Class Num Shares Value Price $ Report Date Ownership
SERA PROGNOSTICS, INC. Chief Scientific Officer Class A Common Stock 150,397 $497,814 $3.31 10 Dec 2025 Direct
SERA PROGNOSTICS, INC. Chief Scientific Officer Stock Option (right to buy) 67,810 05 Mar 2025 Direct

Insider Reports Filed by John J. Boniface

Symbol Company Period Transactions Value $ Form Type Role Filing Time
SERA SERA PROGNOSTICS, INC. 10 Dec 2025 1 -$4,409 4 Chief Scientific Officer 11 Dec 2025, 19:56
SERA SERA PROGNOSTICS, INC. 10 Nov 2025 1 -$20,350 4 Chief Scientific Officer 12 Nov 2025, 16:23
SERA SERA PROGNOSTICS, INC. 11 Sep 2025 1 -$4,366 4 Chief Scientific Officer 12 Sep 2025, 16:35
SERA SERA PROGNOSTICS, INC. 08 Aug 2025 1 -$18,019 4 Chief Scientific Officer 11 Aug 2025, 16:36
SERA SERA PROGNOSTICS, INC. 10 Jun 2025 1 -$2,130 4 Chief Scientific Officer 12 Jun 2025, 18:54
SERA SERA PROGNOSTICS, INC. 30 May 2025 1 +$4,925 4 Chief Scientific Officer 12 Jun 2025, 18:52
SERA SERA PROGNOSTICS, INC. 08 May 2025 1 -$12,522 4 Chief Scientific Officer 09 May 2025, 19:17
SERA SERA PROGNOSTICS, INC. 05 Mar 2025 3 -$8,503 4 Chief Scientific Officer 07 Mar 2025, 19:28
SERA SERA PROGNOSTICS, INC. 12 Feb 2025 1 -$27,091 4 Chief Scientific Officer 14 Feb 2025, 16:11
SERA SERA PROGNOSTICS, INC. 11 Nov 2024 1 -$34,602 4 Chief Scientific Officer 12 Nov 2024, 17:03
SERA SERA PROGNOSTICS, INC. 07 Aug 2024 1 -$37,263 4 Chief Scientific Officer 08 Aug 2024, 16:51
SERA SERA PROGNOSTICS, INC. 08 May 2024 1 -$47,010 4 Chief Scientific Officer 10 May 2024, 17:41
SERA SERA PROGNOSTICS, INC. 27 Mar 2024 7 -$661,075 4 Chief Scientific Officer 28 Mar 2024, 17:56
SERA SERA PROGNOSTICS, INC. 26 Mar 2024 1 -$204,733 4 Chief Scientific Officer 26 Mar 2024, 17:38
SERA SERA PROGNOSTICS, INC. 25 Mar 2024 1 -$201,683 4 Chief Scientific Officer 26 Mar 2024, 16:20
SERA SERA PROGNOSTICS, INC. 06 Mar 2024 1 -$15,009 4 Chief Scientific Officer 07 Mar 2024, 16:16
SERA SERA PROGNOSTICS, INC. 06 Feb 2024 1 -$45,490 4 Chief Scientific Officer 07 Feb 2024, 16:57
SERA SERA PROGNOSTICS, INC. 07 Dec 2023 1 -$24,000 4 Chief Scientific Officer 07 Dec 2023, 21:35
SERA SERA PROGNOSTICS, INC. 06 Nov 2023 1 $0 4 Chief Scientific Officer 08 Nov 2023, 16:17
SERA SERA PROGNOSTICS, INC. 06 Mar 2023 2 $0 4 Chief Scientific Officer 07 Mar 2023, 18:50
SERA SERA PROGNOSTICS, INC. 08 Sep 2022 2 +$616 4 Chief Scientific Officer 09 Sep 2022, 16:17
SERA SERA PROGNOSTICS, INC. 26 Jul 2022 4 -$7,349 4 Chief Scientific Officer 27 Jul 2022, 18:54
SERA SERA PROGNOSTICS, INC. 19 Jul 2022 1 -$5,068 4 Chief Scientific Officer 19 Jul 2022, 19:38
SERA SERA PROGNOSTICS, INC. 12 Jul 2022 1 -$5,014 4 Chief Scientific Officer 13 Jul 2022, 16:06
SERA SERA PROGNOSTICS, INC. 05 Jul 2022 1 -$4,442 4 Chief Scientific Officer 05 Jul 2022, 18:37
SERA SERA PROGNOSTICS, INC. 28 Jun 2022 4 -$6,140 4 Chief Scientific Officer 29 Jun 2022, 19:00
SERA SERA PROGNOSTICS, INC. 21 Jun 2022 1 -$3,570 4 Chief Scientific Officer 21 Jun 2022, 17:34
SERA SERA PROGNOSTICS, INC. 14 Jun 2022 1 -$3,297 4 Chief Scientific Officer 16 Jun 2022, 16:19
SERA SERA PROGNOSTICS, INC. 07 Jun 2022 1 -$3,542 4 Chief Scientific Officer 07 Jun 2022, 17:30
SERA SERA PROGNOSTICS, INC. 31 May 2022 4 -$4,581 4 Chief Scientific Officer 01 Jun 2022, 17:41
SERA SERA PROGNOSTICS, INC. 24 May 2022 1 -$4,196 4 Chief Scientific Officer 24 May 2022, 18:16
SERA SERA PROGNOSTICS, INC. 17 May 2022 1 -$4,224 4 Chief Scientific Officer 17 May 2022, 18:41
SERA SERA PROGNOSTICS, INC. 10 May 2022 1 -$5,368 4 Chief Scientific Officer 10 May 2022, 18:47
SERA SERA PROGNOSTICS, INC. 04 May 2022 3 -$1,440 4 Chief Scientific Officer 04 May 2022, 18:15
SERA SERA PROGNOSTICS, INC. 03 May 2022 1 -$5,913 4 Chief Scientific Officer 03 May 2022, 17:43
SERA SERA PROGNOSTICS, INC. 26 Apr 2022 1 -$5,913 4 Chief Scientific Officer 26 Apr 2022, 18:28
SERA SERA PROGNOSTICS, INC. 19 Apr 2022 1 -$5,668 4 Chief Scientific Officer 20 Apr 2022, 16:36
SERA SERA PROGNOSTICS, INC. 12 Apr 2022 1 -$7,248 4 Chief Scientific Officer 13 Apr 2022, 16:26
SERA SERA PROGNOSTICS, INC. 05 Apr 2022 4 -$11,419 4 Chief Scientific Officer 07 Apr 2022, 16:09
SERA SERA PROGNOSTICS, INC. 29 Mar 2022 1 -$10,164 4 Chief Scientific Officer 30 Mar 2022, 16:07
SERA SERA PROGNOSTICS, INC. 23 Mar 2022 1 $0 4 Chief Scientific Officer 25 Mar 2022, 16:34
SERA SERA PROGNOSTICS, INC. 22 Mar 2022 1 -$10,028 4 Chief Scientific Officer 23 Mar 2022, 16:11
SERA SERA PROGNOSTICS, INC. 14 Mar 2022 1 -$10,736 4 Chief Scientific Officer 15 Mar 2022, 17:58
SERA SERA PROGNOSTICS, INC. 11 Mar 2022 2 +$55,479 4 Chief Scientific Officer 14 Mar 2022, 16:16
SERA SERA PROGNOSTICS, INC. 06 Dec 2021 2 +$18,259 4 Chief Scientific Officer 06 Dec 2021, 20:15
SERA SERA PROGNOSTICS, INC. 14 Jul 2021 0 $0 3 Chief Scientific Officer 14 Jul 2021, 21:49