Ciena Corp (CIEN) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

794,221Shares held by institutions

$289,978,029Value of institutional holdings

97.68%Institutional ownership %

4.95%Shares Changed QoQ

559No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Ciena Corp (NYSE:CIEN) appears in 825 institutional 13F filings for the quarter ending December 2025.

These investors held 101.1% of outstanding shares in December 2025, down from 103.5% in September 2025.
They increased total shares held in Ciena by 4.85% from last quarter, and the number of investors in CIEN increased 56.55% annually.
Of these 825 holders, 486 added to their stakes in Ciena, 269 trimmed positions, and 70 made no changes.
The aggregate institutional position in Ciena amounted to 147.08Mn shares as of December 2025, up by 6.8Mn shares quarter on quarter, and down 4.32Mn shares year over year.
FMR LLC is the top holder of Ciena as of December 31, 2025, with 21.13Mn shares representing 14.52% of outstanding stock.
Leading buyers of Ciena shares for the quarter ending December 2025 were Elyxium Wealth, LLC (11.75Mn), Corient Private Wealth LLC (2.89Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (1.09Mn), BlackRock, Inc. (1.07Mn), VOYA INVESTMENT MANAGEMENT LLC (877.56K).
The largest sales of CIEN for the quarter ending December 2025 came from Bank Of America Corp /De/ (4.1Mn), Jpmorgan Chase & Co (2.06Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (1.68Mn), WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (1.34Mn), Analog Century Management LP (1.01Mn).
Per Business Quant data, the top 10 holders of Ciena for the quarter ending December 2025 are FMR LLC (21.13Mn), BlackRock, Inc. (16.67Mn), VANGUARD GROUP INC (14.38Mn), Elyxium Wealth, LLC (11.75Mn), Jpmorgan Chase & Co (10.86Mn), State Street Corp (5.1Mn), Corient Private Wealth LLC (2.89Mn), GEODE CAPITAL MANAGEMENT, LLC (2.69Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (2.24Mn), Bank Of America Corp /De/ (2.16Mn).

828 Institutional Holders

794,221 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	1,072,719	6.88%	$0.00
FMR LLC	31 Dec, 2025	-30,176	-0.14%	$0.00
Elyxium Wealth, LLC	31 Dec, 2025	11,749,306	0.00%	$0.00
PEAK6 LLC	31 Dec, 2025	256,634	10,902.04%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-692,023	-4.59%	$0.00
Corient Private Wealth LLC	31 Dec, 2025	2,885,489	30,370.37%	$0.00
Barclays Plc	31 Dec, 2025	-76,175	-26.66%	$0.00
Jpmorgan Chase & Co	31 Dec, 2025	-2,061,388	-15.95%	$0.00
Atreides Management, LP	31 Dec, 2025	27,466	1.96%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	96,497	775.89%	$0.00
State Street Corp	31 Dec, 2025	750,128	17.24%	$0.00
Polar Capital Holdings Plc	31 Dec, 2025	-173,784	-11.88%	$0.00
Spear Advisors LLC	31 Dec, 2025	29,705	0.00%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	145,948	5.74%	$0.00
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	31 Dec, 2025	-1,342,295	-54.99%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	13,104	352.07%	$0.00
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	31 Dec, 2025	1,092,980	95.55%	$0.00
Nuveen, LLC	31 Dec, 2025	-33,044	-3.55%	$0.00
World Investment Advisors	31 Dec, 2025	5,027	165.96%	$0.00
Bank Of America Corp /De/	31 Dec, 2025	-4,098,381	-65.44%	$0.00

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