Tompkins Mark N.

CIK 0001455971

Director10% Owner

Filings

Latest May 27, 2026

Issuers covered

Showing

24 of 24

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Track record

65 of 69 open-market trades scored (94% price coverage) - 4 issuers without price data. 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	65	68%	+4.0%	+6.8%	+36.2%	-43.2%
90 days	65	38%	-9.0%	-5.9%	+29.2%	-85.5%
180 days	37	86%	+13.7%	+23.9%	+36.5%	-66.0%
365 days	-	-	-	-	-	-

Issuers

Companies where Tompkins Mark N. has filed

Ticker	Issuer	Filings	Last filed
ALMU	Aeluma, Inc.	16	Feb 5, 2026
-	Deep Fission, Inc.	2	Sep 8, 2025
-	Deep Isolation Nuclear, Inc.	2	Jul 25, 2025
-	Lomond Therapeutics Holdings, Inc.	1	Nov 5, 2024
-	Matternet, Inc.	1	May 27, 2026
-	Orielle Acquisition Corp.	1	Aug 28, 2025
-	Patricia Acquisition Corp.	1	Aug 2, 2023

All filings

24 Form 4 / 4-A filings, newest first

Filed	Issuer	Top transaction	Shares	Price	Value
May 27, 2026	Matternet, Inc.	JOther	5,125,000	$0.00	$0
Feb 5, 2026	ALMUAeluma, Inc.	SSale	28,544	$14.63	$417,599
Feb 2, 2026	ALMUAeluma, Inc.	SSale	37,500	$15.74	$590,250
Jan 22, 2026	ALMUAeluma, Inc.	SSale	29,112	$20.66	$601,454
Dec 29, 2025	ALMUAeluma, Inc.	SSale	20,368	$18.01	$366,828
Dec 22, 2025	ALMUAeluma, Inc.	SSale	35,000	$14.83	$519,050
Dec 11, 2025	ALMUAeluma, Inc.	SSale	20,000	$17.49	$349,800
Dec 9, 2025	ALMUAeluma, Inc.	SSale	39,012	$16.04	$625,752
Oct 21, 2025	ALMUAeluma, Inc.	SSale	37,500	$16.39	$614,625
Oct 17, 2025	ALMUAeluma, Inc.	SSale	24,147	$20.11	$485,596
Oct 14, 2025	ALMUAeluma, Inc.	SSale	36,855	$19.86	$731,940
Oct 9, 2025	ALMUAeluma, Inc.	SSale	34,300	$17.46	$598,878
Oct 6, 2025	ALMUAeluma, Inc.A	SSale	33,800	$16.18	$546,884
Oct 6, 2025	ALMUAeluma, Inc.	SSale	63,604	$18.70	$1,189,395
Oct 2, 2025	ALMUAeluma, Inc.	SSale	41,367	$16.97	$701,998
Sep 8, 2025	Deep Fission, Inc.	JOther	2,833,333	$0.00	$0
Aug 28, 2025	Deep Fission, Inc.	SSale	25,000	$0.0001	$3
Aug 28, 2025	Orielle Acquisition Corp.	SSale	50,000	$0.0001	$5
Jul 25, 2025	Deep Isolation Nuclear, Inc.	JOther	2,833,333	$0.00	$0
Jul 18, 2025	Deep Isolation Nuclear, Inc.	SSale	25,000	$0.0001	$3
Mar 31, 2025	ALMUAeluma, Inc.	CConversion	200,000	$3.50	$700,000
Nov 5, 2024	Lomond Therapeutics Holdings, Inc.	JOther	3,550,000	$0.00	$0
Aug 2, 2023	Patricia Acquisition Corp.	CConversion	312,500	-	-
Jan 13, 2023	ALMUAeluma, Inc.	PPurchase	83,333	$3.00	$249,999

Showing 1-24 of 24

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Real-time Form 4 intelligence. Smarter insider tracking.

Filed		Top transaction	Shares	Price	Value