OBERWEIS ASSET MANAGEMENT INC/

Position in VSEC — Vse Corp

CIK 937886 LISLE, IL

Position in VSEC

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$6,271,075

+$500,557 QoQ

Shares Held

34,008

+1.8% QoQ

Ownership

0.121%

of shares outstanding

% of Portfolio

0.19%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2022

16 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

OBERWEIS ASSET MANAGEMENT INC/ holds $106,953,945 across 6 Aerospace & Defense names. VSEC ranks #6 (5.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MRCY	Mercury Systems Inc	391,023	$28,509,486
2	AIR	Aar Corp	245,125	$26,831,382
3	DRS	Leonardo DRS, Inc.	449,500	$20,011,740
4	MOG-A	Moog Inc.	44,910	$13,142,462
5	DCO	Ducommun Inc /De/	99,900	$12,187,800
6	VSEC	Vse Corp This page	34,008	$6,271,075

16 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$6,271,075	34,008	+1.8%	Shares	Sole	2026-05-15
2025-12-31	$5,770,518	33,400	-25.1%	Shares	Sole	2026-02-17
2025-09-30	$7,414,304	44,600	-23.9%	Shares	Sole	2025-11-17
2025-06-30	$7,675,428	58,600	0.0%	Shares	Sole	2025-08-14
2025-03-31	$7,031,414	58,600	0.0%	Shares	Sole	2025-05-15
2024-12-31	$5,572,860	58,600	+29.6%	Shares	Sole	2025-02-14
2024-09-30	$3,739,396	45,200	-31.8%	Shares	Sole	2024-11-14
2024-06-30	$5,852,964	66,300	0.0%	Shares	Sole	2024-08-14
2024-03-31	$5,304,000	66,300	0.0%	Shares	Sole	2024-05-15
2023-12-31	$4,283,643	66,300	+39.0%	Shares	Sole	2024-02-14
2023-09-30	$2,405,988	47,700	0.0%	Shares	Sole	2023-11-14
2023-06-30	$2,608,713	47,700	+23.9%	Shares	Sole	2023-08-14
2023-03-31	$1,728,650	38,500	+47.5%	Shares	Sole	2023-05-15
2022-12-31	$1,223,568	26,100	+7.0%	Shares	Sole	2023-02-14
2022-09-30	$863,760	24,400	+3.4%	Shares	Sole	2022-11-14
2022-06-30	$886,888	23,600	—	Shares	Sole	2022-08-15
No filing history on record for this holder in this stock.