MILLENNIUM MANAGEMENT LLC

Position in CIEN — Ciena Corp

CIK 1273087 NEW YORK, NY

Back to CIEN Full portfolio

Position in CIEN

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$81,638,995

+$46,420,323 QoQ

Shares Held

166,420

+83.5% QoQ

Ownership

0.118%

of shares outstanding

% of Portfolio

0.06%

of 13F equity value

Holder Rank

#80

of 1,218 holders

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in CIEN Over Time

Shares Held

Position Value (USD)

Derivatives in CIEN

reported options exposure · as of Jun 30, 2026

CallValue

$11,577,216

CallShares

23,600

PutValue

$21,143,136

PutShares

43,100

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 Communication Equipment

Technology · as of Jun 30, 2026

MILLENNIUM MANAGEMENT LLC holds $1,154,483,282 across 31 Communication Equipment names. CIEN ranks #5 (7.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VIAV	Viavi Solutions Inc.	5,275,585	$251,909,183
2	ZBRA	Zebra Technologies Corp	823,465	$216,785,395
3	HPE	Hewlett Packard Enterprise Co	2,283,218	$102,995,963
4	CSCO	Cisco Systems, Inc.	789,920	$92,784,003
5	CIEN	Ciena Corp This page	166,420	$81,638,995
6	NOK	Nokia Corp	5,443,815	$72,293,863
7	MSI	Motorola Solutions, Inc.	152,309	$63,252,404
8	LITE	Lumentum Holdings Inc.	64,178	$55,068,574

All Filings in CIEN

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40 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$21,143,136	43,100	-22.2%	Put	Sole	2026-08-14
2026-06-30	$81,638,995	166,420	+83.5%	Shares	Sole	2026-08-14
2026-06-30	$11,577,216	23,600	-73.8%	Call	Sole	2026-08-14
2026-03-31	$21,507,942	55,400	-6.9%	Put	Sole	2026-05-15
2026-03-31	$34,940,700	90,000	+25.9%	Call	Sole	2026-05-15
2026-03-31	$35,218,672	90,716	-78.5%	Shares	Sole	2026-05-15
2025-12-31	$98,837,203	422,616	-16.1%	Shares	Sole	2026-02-17
2025-12-31	$16,721,705	71,500	-34.9%	Call	Sole	2026-02-17
2025-12-31	$13,915,265	59,500	-19.7%	Put	Sole	2026-02-17
2025-09-30	$10,794,147	74,100	-45.5%	Put	Sole	2025-11-14
2025-09-30	$73,400,636	503,883	+85.6%	Shares	Sole	2025-11-14
2025-09-30	$16,009,133	109,900	+19.6%	Call	Sole	2025-11-14
2025-06-30	$7,474,227	91,900	-5.8%	Call	Sole	2025-08-14
2025-06-30	$22,083,209	271,526	-57.2%	Shares	Sole	2025-08-14
2025-06-30	$11,052,747	135,900	+1.6%	Put	Sole	2025-08-14
2025-03-31	$8,085,534	133,800	+281.2%	Put	Sole	2025-05-15
2025-03-31	$38,315,701	634,051	+174.3%	Shares	Sole	2025-05-15
2025-03-31	$5,897,968	97,600	-17.3%	Call	Sole	2025-05-15
2024-12-31	$2,976,831	35,100	+38.2%	Put	Sole	2025-02-14
2024-12-31	$10,007,580	118,000	—	Call	Sole	2025-02-14
2024-12-31	$19,605,697	231,172	-44.0%	Shares	Sole	2025-02-14
2024-09-30	$1,564,386	25,400	—	Put	Sole	2024-11-14
2024-09-30	$25,421,765	412,758	+540.3%	Shares	Sole	2024-11-14
2024-06-30	$3,105,971	64,466	+640.7%	Shares	Sole	2024-08-14
2024-03-31	$430,363	8,703	-96.4%	Shares	Sole	2024-05-15
2023-12-31	$10,904,122	242,260	-24.2%	Shares	Sole	2024-02-14
2023-09-30	$15,095,836	319,421	-70.7%	Shares	Sole	2023-11-14
2023-06-30	$46,284,654	1,089,307	+34.1%	Shares	Sole	2023-08-14
2023-03-31	$42,675,493	812,557	-30.9%	Shares	Sole	2023-05-15
2022-12-31	$59,974,758	1,176,437	+4515.5%	Shares	Sole	2023-02-14
2022-09-30	$1,030,520	25,489	-46.0%	Shares	Sole	2022-11-14
2022-06-30	$2,158,868	47,240	-94.6%	Shares	Sole	2022-08-15
2022-03-31	$52,810,791	871,034	+215.9%	Shares	Sole	2022-05-16
2021-12-31	$21,222,476	275,724	-19.1%	Shares	Sole	2022-02-14
2021-09-30	$17,503,725	340,871	+491.3%	Shares	Sole	2021-11-15
2021-06-30	$3,279,651	57,649	+246.2%	Shares	Sole	2021-08-16
2021-03-31	$911,088	16,650	-46.6%	Shares	Sole	2021-05-17
2020-09-30	$1,237,176	31,171	-77.8%	Shares	Sole	2020-11-16
2020-06-30	$7,590,578	140,151	-49.2%	Shares	Sole	2020-08-14
2020-03-31	$10,987,241	275,992	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.