SG Americas Securities, LLC

Broker-Dealer

Position in CIEN — Ciena Corp

CIK 1313360 NEW YORK, NY

Position in CIEN

as of Mar 31, 2026 · filed Apr 16, 2026 Compact

Position Value

$74,132,130

+$56,076,197 QoQ

Shares Held

190,949

+147.3% QoQ

Ownership

0.135%

of shares outstanding

% of Portfolio

0.09%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

24 quarters on record

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

Technology · as of Mar 31, 2026

SG Americas Securities, LLC holds $398,708,945 across 18 Communication Equipment names. CIEN ranks #2 (18.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LITE	Lumentum Holdings Inc.	371,251	$260,900,352
2	CIEN	Ciena Corp This page	190,949	$74,132,130
3	AAOI	Applied Optoelectronics, Inc.	195,908	$16,571,857
4	ADTN	ADTRAN Holdings, Inc.	1,316,049	$16,555,896
5	ZBRA	Zebra Technologies Corp	32,049	$6,700,804
6	ASTS	AST SpaceMobile, Inc.	75,157	$6,228,260
7	VSAT	Viasat Inc	98,826	$4,526,230
8	VIAV	Viavi Solutions Inc.	109,753	$3,652,579

24 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$74,132,130	190,949	+147.3%	Shares	Sole	2026-04-16
2025-12-31	$18,055,933	77,205	+676.2%	Shares	Sole	2026-01-09
2025-06-30	$808,908	9,946	+3.7%	Shares	Sole	2025-08-08
2025-03-31	$579,584	9,591	+176.0%	Shares	Sole	2025-04-15
2024-12-31	$294,714	3,475	+2.2%	Shares	Sole	2025-01-17
2024-09-30	$209,406	3,400	-92.4%	Shares	Sole	2024-10-03
2024-06-30	$2,161,065	44,854	+1171.4%	Shares	Sole	2024-07-12
2024-03-31	$174,459	3,528	-81.0%	Shares	Sole	2024-05-06
2023-12-31	$833,990	18,529	+106.2%	Shares	Sole	2024-01-12
2023-09-30	$424,725	8,987	+166.5%	Shares	Sole	2023-10-13
2023-06-30	$143,276	3,372	-88.5%	Shares	Sole	2023-07-10
2023-03-31	$1,540,201	29,326	+95.5%	Shares	Sole	2023-04-28
2022-12-31	$764,903	15,004	+36.0%	Shares	Sole	2023-02-02
2022-09-30	$446,064	11,033	-1.0%	Shares	Sole	2022-10-31
2022-06-30	$509,189	11,142	-45.0%	Shares	Sole	2022-07-29
2022-03-31	$1,228,606	20,264	+9.2%	Shares	Sole	2022-04-29
2021-12-31	$1,428,717	18,562	+530.1%	Shares	Sole	2022-02-07
2021-09-30	$151,277	2,946	-96.1%	Shares	Sole	2021-11-01
2021-06-30	$4,339,284	76,275	+175.9%	Shares	Sole	2021-08-12
2021-03-31	$1,512,898	27,648	+20.4%	Shares	Sole	2021-05-13
2020-12-31	$1,213,383	22,959	-26.0%	Shares	Sole	2021-02-04
2020-09-30	$1,231,263	31,022	-39.6%	Shares	Sole	2020-11-09
2020-06-30	$2,779,437	51,319	+84.6%	Shares	Sole	2020-07-20
2020-03-31	$1,106,757	27,801	—	Shares	Sole	2020-04-30
No filing history on record for this holder in this stock.