Boniface John J.

CIK 0001870674

Chief Scientific Officer

Filings

Latest May 6, 2026

Issuers covered

Showing

42 of 42

Page 1

Track record

41 of 41 open-market trades scored (100% price coverage). Returns are signed: a +10% move on a sale shows as -10% (insider was wrong).

Horizon	Trades	Win rate	Avg	Median	Best	Worst
30 days	41	44%	-0.6%	-4.4%	+45.9%	-85.2%
90 days	39	56%	+2.4%	+6.1%	+70.0%	-112.8%
180 days	38	89%	+18.7%	+24.1%	+68.8%	-104.7%
365 days	34	41%	-27.0%	-16.9%	+77.2%	-177.3%

Issuers

Companies where Boniface John J. has filed

Ticker	Issuer	Filings	Last filed
SERA	Sera Prognostics, Inc.	42	May 6, 2026

All filings

42 Form 4 / 4-A filings, newest first

Filed	Issuer	Top transaction	Shares	Price	Value
May 6, 2026	SERASera Prognostics, Inc.	Holdings only	-	-	-
Mar 12, 2026	SERASera Prognostics, Inc.	SSale	1,517	$2.04	$3,095
Mar 10, 2026	SERASera Prognostics, Inc.	SSale	3,038	$1.96	$5,954
Dec 11, 2025	SERASera Prognostics, Inc.	SSale	1,332	$3.31	$4,409
Nov 12, 2025	SERASera Prognostics, Inc.	SSale	7,767	$2.62	$20,350
Sep 12, 2025	SERASera Prognostics, Inc.	SSale	1,395	$3.13	$4,366
Aug 11, 2025	SERASera Prognostics, Inc.	SSale	7,094	$2.54	$18,019
Jun 12, 2025	SERASera Prognostics, Inc.	AGrant	3,703	$1.33	$4,925
Jun 12, 2025	SERASera Prognostics, Inc.	SSale	1,439	$1.48	$2,130
May 9, 2025	SERASera Prognostics, Inc.	SSale	5,132	$2.44	$12,522
Mar 7, 2025	SERASera Prognostics, Inc.	SSale	2,044	$4.16	$8,503
Feb 14, 2025	SERASera Prognostics, Inc.	SSale	5,915	$4.58	$27,091
Nov 12, 2024	SERASera Prognostics, Inc.	SSale	4,727	$7.32	$34,602
Aug 8, 2024	SERASera Prognostics, Inc.	SSale	5,022	$7.42	$37,263
May 10, 2024	SERASera Prognostics, Inc.	SSale	4,902	$9.59	$47,010
Mar 28, 2024	SERASera Prognostics, Inc.	SSale	48,909	$9.62	$470,505
Mar 26, 2024	SERASera Prognostics, Inc.	SSale	22,163	$9.10	$201,683
Mar 26, 2024	SERASera Prognostics, Inc.	SSale	21,438	$9.55	$204,733
Mar 7, 2024	SERASera Prognostics, Inc.	SSale	1,664	$9.02	$15,009
Feb 7, 2024	SERASera Prognostics, Inc.	SSale	5,665	$8.03	$45,490
Dec 7, 2023	SERASera Prognostics, Inc.	SSale	5,000	$4.80	$24,000
Nov 8, 2023	SERASera Prognostics, Inc.	AGrant	125,000	$0.00	$0
Mar 7, 2023	SERASera Prognostics, Inc.	AGrant	22,100	$0.00	$0
Jun 29, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.89	$5,150
Jun 21, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.31	$3,570
Jun 16, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.21	$3,297
Jun 7, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.30	$3,543
Jun 1, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.45	$3,951
May 24, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.54	$4,197
May 17, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.55	$4,224
May 10, 2022	SERASera Prognostics, Inc.	SSale	2,725	$1.97	$5,368
May 4, 2022	SERASera Prognostics, Inc.	SSale	1,000	$2.17	$2,170
May 3, 2022	SERASera Prognostics, Inc.	SSale	2,725	$2.17	$5,913
Apr 26, 2022	SERASera Prognostics, Inc.	SSale	2,725	$2.17	$5,913
Apr 20, 2022	SERASera Prognostics, Inc.	SSale	2,725	$2.08	$5,668
Apr 13, 2022	SERASera Prognostics, Inc.	SSale	2,725	$2.66	$7,249
Apr 7, 2022	SERASera Prognostics, Inc.	SSale	2,725	$3.35	$9,129
Mar 30, 2022	SERASera Prognostics, Inc.	SSale	2,725	$3.73	$10,164
Mar 25, 2022	SERASera Prognostics, Inc.	Holdings only	-	-	-
Mar 23, 2022	SERASera Prognostics, Inc.	SSale	2,725	$3.68	$10,028
Mar 15, 2022	SERASera Prognostics, Inc.	SSale	2,725	$3.94	$10,737
Mar 14, 2022	SERASera Prognostics, Inc.	MExercise	75,998	$0.73	$55,479

Showing 1-42 of 42

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Filed		Top transaction	Shares	Price	Value