JANE STREET GROUP, LLC

Position in KOPN — Kopin Corp

CIK 1595888 NEW YORK, NY

Back to KOPN Full portfolio

Position in KOPN

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$870,642

-$872,959 QoQ

Shares Held

386,952

-48.1% QoQ

Ownership

0.212%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

19 quarters on record

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

Common Shares in KOPN Over Time

Shares Held

Position Value (USD)

Derivatives in KOPN

reported options exposure · as of Mar 31, 2026

CallValue

$1,143,675

CallShares

508,300

PutValue

$71,775

PutShares

31,900

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Electronic Components

Technology · as of Mar 31, 2026

JANE STREET GROUP, LLC holds $1,717,984,373 across 27 Electronic Components names. KOPN ranks #22 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CLS	Celestica Inc	2,533,015	$713,499,663
2	GLW	Corning Inc /Ny	2,967,752	$403,525,237
3	APH	Amphenol Corp /De/	1,102,037	$139,242,374
4	JBL	Jabil Inc	313,984	$83,403,569
5	TTMI	Ttm Technologies Inc	837,731	$81,611,752
6	TEL	TE Connectivity plc	332,959	$69,595,090
7	VICR	Vicor Corp	327,715	$52,762,115
8	FLEX	Flex Ltd.	447,985	$29,325,097

All Filings in KOPN

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38 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,143,675	508,300	+31.4%	Call	Defined	2026-05-12
2026-03-31	$870,642	386,952	+1113.0%	Shares	Defined	2026-05-12
2026-03-31	$71,775	31,900	-95.7%	Put	Defined	2026-05-12
2025-12-31	$1,743,601	745,129	+2496.3%	Shares	Defined	2026-02-12
2025-12-31	$67,158	28,700	-91.5%	Put	Defined	2026-02-12
2025-12-31	$789,516	337,400	-46.8%	Call	Defined	2026-02-12
2025-09-30	$1,540,728	634,045	+2808.5%	Shares	Defined	2025-11-14
2025-09-30	$52,974	21,800	+9.0%	Put	Defined	2025-11-14
2025-09-30	$48,600	20,000	-68.6%	Call	Defined	2025-11-14
2025-06-30	$97,461	63,700	+430.8%	Call	Defined	2025-08-14
2025-06-30	$18,360	12,000	-48.2%	Put	Defined	2025-08-14
2025-06-30	$35,451	23,171	+43.0%	Shares	Defined	2025-08-14
2025-03-31	$15,066	16,200	-59.9%	Put	Defined	2025-05-19
2025-03-31	$37,556	40,384	-66.3%	Shares	Defined	2025-05-19
2025-03-31	$111,414	119,800	-45.7%	Call	Defined	2025-05-19
2024-12-31	$299,850	220,479	-68.4%	Shares	Defined	2025-02-14
2024-03-31	$1,255,060	697,256	+69.9%	Shares	Defined	2024-05-16
2023-12-31	$832,933	410,312	+2808.0%	Shares	Defined	2024-02-15
2023-09-30	$17,214	14,110	-93.7%	Shares	Defined	2023-11-15
2023-06-30	$484,410	225,307	+480.7%	Shares	Defined	2023-08-14
2023-03-31	$42,293	38,801	-4.4%	Shares	Defined	2023-05-16
2022-12-31	$50,304	40,568	-24.4%	Shares	Defined	2023-02-15
2022-06-30	$60,126	53,684	-54.2%	Shares	Defined	2022-08-16
2022-03-31	$296,710	117,277	+300.3%	Shares	Defined	2022-05-17
2022-03-31	$74,129	29,300	-45.8%	Put	Defined	2022-05-17
2022-03-31	$136,873	54,100	-62.0%	Call	Defined	2022-05-17
2021-12-31	$582,563	142,436	-19.0%	Shares	Defined	2022-02-15
2021-12-31	$719,022	175,800	+144.5%	Call	Defined	2022-02-15
2021-12-31	$294,071	71,900	-38.4%	Put	Defined	2022-02-15
2021-09-30	$599,184	116,800	-2.1%	Put	Defined	2021-11-16
2021-09-30	$612,213	119,340	-62.4%	Shares	Defined	2021-11-16
2021-09-30	$1,627,749	317,300	+292.7%	Call	Defined	2021-11-16
2021-06-30	$660,944	80,800	-78.8%	Put	Defined	2021-08-16
2021-06-30	$3,124,760	382,000	-2.8%	Call	Defined	2021-08-16
2021-03-31	$4,124,668	393,200	+219.2%	Call	Defined	2021-05-18
2021-03-31	$1,292,368	123,200	-56.1%	Put	Defined	2021-05-18
2021-03-31	$2,943,912	280,640	+700.6%	Shares	Defined	2021-05-18
2020-06-30	$46,623	35,055	—	Shares	Defined	2020-08-17
No filing history on record for this holder in this stock.