Balyasny Asset Management’s Ciena CIEN Stock Holding History

Balyasny Asset Management’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
2018 Q4	–	Sell	-100,000	Closed	-$3.04M	–	1440
2018 Q3	$3.04M	Sell	100,000 -100,000	-50%	-$2.8M	0.01%	857
2018 Q2	$5.3M	Sell	200,000 -125,000	-38%	-$3.17M	0.02%	645
2018 Q1	$8.42M	Buy	325,000 +154,300	+90%	+$3.63M	0.04%	573
2017 Q4	$3.57M	Buy	+170,700	New	+$3.62M	0.01%	961
2017 Q1	–	Sell	-94,800	Closed	-$2.31M	–	1606
2016 Q4	$2.31M	Sell	94,800 -31,242	-25%	-$683K	0.01%	858
2016 Q3	$43K	Buy	+126,042	New	+$2.63M	﹤0.01%	952
2016 Q2	–	Sell	-211,100	Closed	-$4.01M	–	1193
2016 Q1	$4.01M	Buy	+211,100	New	+$3.9M	0.02%	587
2015 Q4	–	Sell	-250,000	Closed	-$5.18M	–	1255
2015 Q3	$5.18M	Buy	+250,000	New	+$5.81M	0.04%	515

Other funds holding CIEN

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

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

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

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

Balyasny Asset Management's CIEN Position: Q1 2026 in Review

Balyasny Asset Management reduced its Ciena (CIEN) stake by 27% in Q1 2026, selling an estimated $35.7M and leaving 323,419 shares worth $126M. The position accounts for 0.16% of the portfolio, ranked #130.

Balyasny Asset Management first reported a position in CIEN in Q2 2015 and has held it in 29 quarters since. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

Balyasny Asset Management held 323,419 shares of Ciena worth $126M as of Q1 2026.
Balyasny Asset Management sold 116,667 Ciena shares in Q1 2026, an estimated $35.7M.
Ciena made up 0.16% of Balyasny Asset Management's portfolio in Q1 2026, its #130 holding.
Balyasny Asset Management first reported a position in Ciena in Q2 2015 and has held it in 29 quarters since.
1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Balyasny Asset Management's 13F filing for Q1 2026, filed 15 May 2026.