Zweig-DiMenna Associates’s Ciena CIEN Stock Holding History

Zweig-DiMenna Associates’s Portfolio CIEN Stock Details CIEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q3	–	Sell	-68,000	Closed	-$2.89M	–	115
2023 Q2	$2.89M	Sell	68,000 -90,000	-57%	-$4.1M	0.36%	77
2023 Q1	$8.3M	Buy	+158,000	New	+$7.89M	1.12%	33
2018 Q3	–	Sell	-285,970	Closed	-$7.58M	–	148
2018 Q2	$7.58M	Buy	285,970 +76,121	+36%	+$1.93M	0.47%	67
2018 Q1	$5.43M	Sell	209,849 -60,000	-22%	-$1.41M	0.48%	64
2017 Q4	$5.65M	Buy	269,849 +111,838	+71%	+$2.37M	0.61%	59
2017 Q3	$3.47M	Sell	158,011 -609,285	-79%	-$14.6M	0.31%	79
2017 Q2	$19.2M	Buy	767,296 +587,296	+326%	+$14.1M	1.41%	15
2017 Q1	$4.25M	Buy	+180,000	New	+$4.41M	0.39%	81
2016 Q4	–	Sell	-170,000	Closed	-$3.71M	–	217
2016 Q3	$3.71M	Buy	+170,000	New	+$3.54M	0.3%	87
2016 Q2	–	Sell	-525,000	Closed	-$9.99M	–	158
2016 Q1	$9.99M	Buy	+525,000	New	+$9.7M	0.88%	44
2014 Q2	–	Sell	-238,400	Closed	-$5.42M	–	256
2014 Q1	$5.42M	Buy	+238,400	New	+$5.61M	0.32%	94

Other funds holding CIEN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Fidelity Investments

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BNP Paribas Asset Management

BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Bank of America

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Thrivent Financial for Lutherans

Thrivent Financial for Lutherans Minneapolis, Minnesota $52.5B AUM 27.12% 1-Year Est. Return

Capital World Investors

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

Fidelity International

Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

AllianceBernstein

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return