Penbrook Management LLC Kopin Corp Transaction History

Penbrook Management LLC

$129 Million
Q4 2025

A detailed history of Penbrook Management LLC transactions in Kopin Corp stock. As of the latest transaction made, Penbrook Management LLC holds 114,975 shares of KOPN stock, worth $294,336. This represents 0.23% of its overall portfolio holdings.

Number of Shares

114,975

Previous 136,975 16.06%

Holding current value

$294,336

Previous $326,000 9.82%

% of portfolio

0.23%

Previous 0.24%

24 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2025 Jan 06, 2026	SELL	$2.5 - $4.1 $55,000 - $90,199	-22,000 Reduced 16.06%	114,975 $294,000
Q3 2025 Oct 22, 2025	BUY	$1.54 - $2.71 $92,400 - $162,600	60,000 Added 77.95%	136,975 $326,000
Q2 2025 Jul 25, 2025	SELL	$0.74 - $1.67 $12,099 - $27,304	-16,350 Reduced 17.52%	76,975 $117,000
Q1 2025 Apr 01, 2025	BUY	$0.93 - $2.03 $41,617 - $90,842	44,750 Added 92.13%	93,325 $88,000
Q4 2024 Jan 23, 2025	BUY	$0.69 - $1.53 $33,516 - $74,319	48,575 New	48,575 $66,000

Q1 2024 Apr 18, 2024	SELL	$1.79 - $2.76 $13,425 - $20,700	-7,500 Reduced 2.33%	315,075 $567,000
Q4 2023 Jan 16, 2024	SELL	$1.12 - $2.09 $2,800 - $5,225	-2,500 Reduced 0.77%	322,575 $654,000
Q2 2023 Jul 17, 2023	BUY	$0.98 - $2.27 $24,181 - $56,012	24,675 Added 8.21%	325,075 $698,000
Q1 2023 Apr 20, 2023	SELL	$0.94 - $1.73 $15,792 - $29,064	-16,800 Reduced 5.3%	300,400 $327,000
Q4 2022 Jan 24, 2023	SELL	$0.98 - $1.77 $245 - $442	-250 Reduced 0.08%	317,200 $0
Q3 2022 Oct 31, 2022	SELL	$1.02 - $1.89 $3,570 - $6,615	-3,500 Reduced 1.09%	317,450 $333,000
Q2 2022 Jul 29, 2022	SELL	$1.04 - $2.57 $1,820 - $4,497	-1,750 Reduced 0.54%	320,950 $359,000
Q3 2021 Oct 26, 2021	BUY	$4.96 - $7.94 $1,736 - $2,779	350 Added 0.11%	322,700 $1.65 Million
Q2 2021 Jul 27, 2021	SELL	$6.14 - $11.26 $19,832 - $36,369	-3,230 Reduced 0.99%	322,350 $2.64 Million
Q1 2021 May 05, 2021	SELL	$2.35 - $13.56 $756,641 - $4.37 Million	-321,975 Reduced 49.72%	325,580 $3.42 Million
Q1 2021 Apr 16, 2021	BUY	$2.35 - $13.56 $108,006 - $623,217	45,960 Added 7.64%	647,555 $226,000
Q4 2020 Jan 27, 2021	SELL	$1.19 - $2.82 $64,807 - $153,577	-54,460 Reduced 8.3%	601,595 $1.46 Million
Q3 2020 Oct 23, 2020	BUY	$1.23 - $2.14 $31,887 - $55,479	25,925 Added 4.11%	656,055 $905,000
Q4 2019 Jan 16, 2020	SELL	$0.37 - $0.7 $10,082 - $19,075	-27,250 Reduced 4.15%	630,130 $252,000
Q3 2019 Oct 11, 2019	SELL	$0.67 - $1.31 $6,130 - $11,986	-9,150 Reduced 1.37%	657,380 $446,000
Q2 2019 Jul 15, 2019	SELL	$1.04 - $1.42 $6,240 - $8,520	-6,000 Reduced 0.89%	666,530 $727,000
Q1 2019 Apr 24, 2019	BUY	$1.05 - $1.68 $185,456 - $296,730	176,625 Added 35.62%	672,530 $901,000
Q4 2018 Feb 01, 2019	SELL	$0.97 - $2.33 $40,740 - $97,860	-42,000 Reduced 7.81%	495,905 $495,000
Q4 2017 Feb 21, 2018	BUY	$3.02 - $4.37 $1.62 Million - $2.35 Million	537,905	537,905 $1.72 Million

Others Institutions Holding KOPN

# of Institutions

159

Shares Held

64.4M

Call Options Held

2.4M

Put Options Held

688K

View Full List

About KOPIN CORP

Ticker KOPN
Exchange NASDAQ
Sector Technology
Industry Electronic Components
Shares Outstandng 93,637,400
Market Cap $240M
Description
Kopin Corporation, together with its subsidiaries, invents, develops, manufactures, and sells microdisplays, subassemblies, head-mounted and hand-held systems, and related components for defense, enterprise, industrial, and consumer products in the United States, the Asia-Pacific, Europe, and internationally. It offers miniature active-matrix li...

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Penbrook Management LLC Kopin Corp Transaction History