SIMPLEX TRADING, LLC

Position in VICR — Vicor Corp

CIK 1488542 CHICAGO, IL

Position in VICR

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$1,996,883

+$113,505 QoQ

Shares Held

5,258

-55.1% QoQ

Ownership

0.011%

of shares outstanding

% of Portfolio

0.06%

of 13F equity value

Holder Rank

#193

of 514 holders

Holding Since

Jun 2020

16 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $43,920,263 across 22 Electronic Components names. VICR ranks #6 (4.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	GLW	Corning Inc /Ny	90,456	$23,105,176
2	SANM	Sanmina Corp	11,674	$2,954,455
3	BHE	Benchmark Electronics Inc	28,840	$2,845,642
4	OUST	Ouster, Inc.	43,750	$2,735,250
5	TTMI	Ttm Technologies Inc	12,748	$2,384,130
6	VICR	Vicor Corp This page	5,258	$1,996,883
7	MEI	Methode Electronics Inc	105,193	$1,995,511
8	ROG	Rogers Corp	7,416	$1,214,221

16 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,996,883	5,258	-55.1%	Shares	Sole	2026-08-12
2026-03-31	$1,883,378	11,698	+21.9%	Shares	Sole	2026-05-14
2025-12-31	$1,051,721	9,596	+231.6%	Shares	Sole	2026-02-11
2025-09-30	$143,889	2,894	-54.4%	Shares	Sole	2025-11-12
2025-06-30	$288,081	6,351	+65.4%	Shares	Sole	2025-08-05
2025-03-31	$179,635	3,840	-85.7%	Shares	Sole	2025-05-12
2024-09-30	$1,133,289	26,919	+883.2%	Shares	Sole	2024-11-08
2023-12-31	$123,045	2,738	-67.3%	Shares	Sole	2024-02-02
2023-09-30	$493,792	8,385	+106.2%	Shares	Sole	2023-11-01
2023-03-31	$190,904	4,067	-64.1%	Shares	Sole	2023-04-27
2022-03-31	$800,107	11,341	+45.4%	Shares	Sole	2022-05-02
2021-12-31	$990,697	7,802	+486.2%	Shares	Sole	2022-02-23
2021-09-30	$178,566	1,331	+17.7%	Shares	Sole	2021-10-28
2021-06-30	$119,591	1,131	+60.4%	Shares	Sole	2021-08-12
2021-03-31	$59,946	705	-79.8%	Shares	Sole	2021-04-26
2020-06-30	$251,177	3,491	—	Shares	Sole	2020-07-13
No filing history on record for this holder in this stock.