CIEN

CIENA CORP

Telephone & Telegraph ApparatusNYSELarge accelerated filer

Total Trades

227

Buys

Sells

227

Largest Trade

$1M+

Insiders

Institutional Funds

727

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
PETRIK ANDREW C	VP, CONTROLLER	SELL	$15K–$50K	1K	$43.73	Jun 17, 2022
McFeely Scott	SVP	SELL	$100K–$500K	4K	$43.73	Jun 16, 2022
SMITH GARY B	President, CEO	SELL	$100K–$500K	4K	$48.68	Jun 9, 2022
SMITH GARY B	President, CEO	SELL	$100K–$500K	4K	$50.19	May 25, 2022
Rothenstein David M	Sr. VP	SELL	$100K–$500K	4K	$51.97	May 18, 2022
McFeely Scott	SVP	SELL	$100K–$500K	5K	$51.97	May 18, 2022
ALEXANDER STEPHEN B	CTO	SELL	$100K–$500K	2K	$52.23	May 18, 2022
SMITH GARY B	President, CEO	SELL	$100K–$500K	4K	$51.62	May 12, 2022
SMITH GARY B	President, CEO	SELL	$100K–$500K	4K	$56.76	Apr 27, 2022
McFeely Scott	SVP	SELL	$100K–$500K	5K	$57.29	Apr 18, 2022
PETRIK ANDREW C	VP, CONTROLLER	SELL	$50K–$100K	1K	$57.29	Apr 18, 2022
Rothenstein David M	Sr. VP	SELL	$100K–$500K	4K	$57.29	Apr 18, 2022
SMITH GARY B	President, CEO	SELL	$100K–$500K	4K	$57.65	Apr 14, 2022
OBRIEN JUDITH M	Director	SELL	$100K–$500K	3K	$61.40	Apr 7, 2022
Phipps Jason	SVP Global Sales a…	SELL	$100K–$500K	3K	$59.66	Mar 24, 2022
HAMILTON RICK	SVP	SELL	$100K–$500K	3K	$59.66	Mar 24, 2022
McFeely Scott	SVP	SELL	$100K–$500K	5K	$54.20	Mar 17, 2022
Rothenstein David M	Sr. VP	SELL	$100K–$500K	4K	$54.11	Mar 17, 2022
PETRIK ANDREW C	VP, CONTROLLER	SELL	$50K–$100K	1K	$54.11	Mar 17, 2022
ALEXANDER STEPHEN B	CTO	SELL	$100K–$500K	2K	$64.42	Feb 17, 2022
McFeely Scott	SVP	SELL	$100K–$500K	6K	$64.47	Feb 17, 2022
Rothenstein David M	Sr. VP	SELL	$100K–$500K	4K	$64.42	Feb 17, 2022
PETRIK ANDREW C	VP, CONTROLLER	SELL	$50K–$100K	1K	$64.42	Feb 17, 2022
ALEXANDER STEPHEN B	CTO	SELL	$100K–$500K	2K	$70.63	Jan 20, 2022
Rothenstein David M	Sr. VP	SELL	$100K–$500K	4K	$70.63	Jan 20, 2022
McFeely Scott	SVP	SELL	$100K–$500K	6K	$70.63	Jan 20, 2022
PETRIK ANDREW C	VP, CONTROLLER	SELL	$50K–$100K	1K	$71.81	Jan 18, 2022

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Institutional Ownership

13F filings as of Dec 31, 2025 · 727 funds holding

Fund	Shares	Value	Type
STATE STREET CORP	5.1M	$1M+	SH
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	2.2M	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	2.2M	$1M+	SH
Capital World Investors	1.9M	$1M+	SH
Jericho Capital Asset Management L.P.	1.7M	$1M+	SH
Atreides Management, LP	1.4M	$1M+	SH
DIMENSIONAL FUND ADVISORS LP	1.2M	$1M+	SH
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	1.1M	$1M+	SH
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	936K	$1M+	SH
Whale Rock Capital Management LLC	893K	$1M+	SH
NORGES BANK	812K	$1M+	SH
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC	734K	$1M+	SH
1832 Asset Management L.P.	790K	$1M+	SH
FengHe Fund Management Pte. Ltd.	661K	$1M+	SH
Assenagon Asset Management S.A.	514K	$1M+	SH
FIRST TRUST ADVISORS LP	512K	$1M+	SH
PRIMECAP MANAGEMENT CO/CA/	512K	$1M+	SH
Anatole Investment Management Ltd	502K	$1M+	SH
PRUDENTIAL FINANCIAL INC	488K	$1M+	SH
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	473K	$1M+	SH