Twomey Christopher J

CIK 0001238935

Director

Filings

Latest May 22, 2026

Issuers covered

Showing

12 of 12

Page 1

Track record

2 of 2 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	2	100%	+21.5%	+21.5%	+21.5%	+21.5%
90 days	2	100%	+14.0%	+14.0%	+14.0%	+14.0%
180 days	2	100%	+30.2%	+30.2%	+30.2%	+30.2%
365 days	2	100%	+56.3%	+56.3%	+56.3%	+56.3%

Companies where Twomey Christopher J has filed

Ticker	Issuer	Filings	Last filed
TNDM	Tandem Diabetes Care Inc	7	May 22, 2026
BNGO	Bionano Genomics, Inc.	5	May 14, 2026

12 Form 4 / 4-A filings, newest first

Filed	Issuer	Top transaction	Shares	Price	Value
May 22, 2026	TNDMTandem Diabetes Care Inc	MExercise	8,759	$0.00	$0
May 14, 2026	BNGOBionano Genomics, Inc.	Holdings only	-	-	-
Jun 12, 2025	BNGOBionano Genomics, Inc.	Holdings only	-	-	-
May 23, 2025	TNDMTandem Diabetes Care Inc	MExercise	4,387	$20.64	$90,548
Jun 20, 2024	BNGOBionano Genomics, Inc.	Holdings only	-	-	-
May 24, 2024	TNDMTandem Diabetes Care Inc	MExercise	4,434	$51.73	$229,371
Jun 16, 2023	BNGOBionano Genomics, Inc.	Holdings only	-	-	-
May 26, 2023	TNDMTandem Diabetes Care Inc	MExercise	2,757	$0.00	$0
Jun 13, 2022	BNGOBionano Genomics, Inc.	Holdings only	-	-	-
May 27, 2022	TNDMTandem Diabetes Care Inc	Holdings only	-	-	-
May 19, 2022	TNDMTandem Diabetes Care Inc	MExercise	2,205	$0.00	$0
May 10, 2022	TNDMTandem Diabetes Care Inc	SSale	158	$111.73	$17,653

Showing 1-12 of 12

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Real-time Form 4 intelligence. Smarter insider tracking.