Calamos Advisors LLC

Position in CIEN — Ciena Corp

CIK 1316507 NAPERVILLE, IL

Position in CIEN

as of Mar 31, 2026 · filed May 4, 2026 Compact

Position Value

$7,975,407

+$4,545,938 QoQ

Shares Held

20,543

+40.1% QoQ

Ownership

0.015%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2023

13 quarters on record

Voting authority Sole 97.71698388745558.ToString("F0")% Shared 0.ToString("F0")% None 2.283016112544419.ToString("F0")%

Technology · as of Mar 31, 2026

Calamos Advisors LLC holds $185,066,001 across 10 Communication Equipment names. CIEN ranks #6 (4.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CSCO	Cisco Systems, Inc.	1,158,626	$89,897,791
2	ASTS	AST SpaceMobile, Inc.	386,123	$31,998,013
3	LITE	Lumentum Holdings Inc.	35,029	$24,616,979
4	NOK	Nokia Corp	1,934,300	$15,551,772
5	ZBRA	Zebra Technologies Corp	44,488	$9,301,551
6	CIEN	Ciena Corp This page	20,543	$7,975,407
7	VIAV	Viavi Solutions Inc.	129,117	$4,297,012
8	ONDS	Ondas Inc.	86,527	$782,203

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$7,975,407	20,543	+40.1%	Shares	Sole	2026-05-04
2025-12-31	$3,429,469	14,664	-77.1%	Shares	Other	2026-01-29
2025-09-30	$9,331,474	64,059	+191.8%	Shares	Other	2025-10-20
2025-06-30	$1,785,599	21,955	+14.6%	Shares	Sole	2025-08-08
2025-03-31	$1,157,596	19,156	+15.5%	Shares	Sole	2025-04-29
2024-12-31	$1,406,997	16,590	0.0%	Shares	Sole	2025-01-24
2024-09-30	$1,021,778	16,590	0.0%	Shares	Sole	2024-11-07
2024-06-30	$799,306	16,590	+19.2%	Shares	Sole	2024-07-25
2024-03-31	$688,492	13,923	+22.1%	Shares	Sole	2024-05-08
2023-12-31	$513,114	11,400	+7.9%	Shares	Sole	2024-01-31
2023-09-30	$499,112	10,561	0.0%	Shares	Sole	2023-10-26
2023-06-30	$448,736	10,561	-66.0%	Shares	Sole	2023-07-28
2023-03-31	$1,633,108	31,095	—	Shares	Sole	2023-05-04
No filing history on record for this holder in this stock.