Connor, Clark & Lunn Investment Management (CC&L)’s Ciena CIEN Stock Holding History

Connor, Clark & Lunn Investment Management (CC&L)’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
2026 Q1	$31.6M	Sell	81,504 -5,762	-7%	-$1.76M	0.07%	235
2025 Q4	$20.4M	Sell	87,266 -167,472	-66%	-$32.5M	0.05%	284
2025 Q3	$37.1M	Buy	254,738 +165,515	+186%	+$16.9M	0.12%	167
2025 Q2	$7.26M	Sell	89,223 -42,656	-32%	-$3.06M	0.03%	485
2025 Q1	$7.97M	Buy	131,879 +55,237	+72%	+$4.37M	0.03%	377
2024 Q4	$6.5M	Buy	+76,642	New	+$5.5M	0.03%	414
2023 Q4	–	Sell	-91,523	Closed	-$4.33M	–	1403
2023 Q3	$4.33M	Buy	+91,523	New	+$4.03M	0.02%	433
2022 Q3	–	Sell	-19,057	Closed	-$871K	–	1126
2022 Q2	$871K	Sell	19,057 -8,712	-31%	-$452K	0.01%	650
2022 Q1	$1.68M	Sell	27,769 -30,945	-53%	-$2.03M	0.01%	540
2021 Q4	$4.52M	Buy	+58,714	New	+$3.62M	0.02%	354
2020 Q3	–	Sell	-40,898	Closed	-$2.21M	–	951
2020 Q2	$2.21M	Buy	+40,898	New	+$2.03M	0.02%	436
2020 Q1	–	Sell	-89,425	Closed	-$3.82M	–	1035
2019 Q4	$3.82M	Buy	+89,425	New	+$3.41M	0.03%	314
2018 Q3	–	Sell	-12,300	Closed	-$326K	–	944
2018 Q2	$326K	Buy	+12,300	New	+$312K	﹤0.01%	867

Other funds holding CIEN

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

BlackRock New York $6.73T AUM 46.02% 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 $3.37T AUM 44.26% 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

Connor, Clark & Lunn Investment Management (CC&L)'s CIEN Position: Q1 2026 in Review

Connor, Clark & Lunn Investment Management (CC&L) reduced its Ciena (CIEN) stake by 6.6% in Q1 2026, selling an estimated $1.76M and leaving 81,504 shares worth $31.6M. The position accounts for 0.07% of the portfolio, ranked #235.

Connor, Clark & Lunn Investment Management (CC&L) first reported a position in CIEN in Q2 2018 and has held it in 13 quarters since. The position peaked at $37.1M in Q3 2025. 1,082 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

Connor, Clark & Lunn Investment Management (CC&L) held 81,504 shares of Ciena worth $31.6M as of Q1 2026.
Connor, Clark & Lunn Investment Management (CC&L) sold 5,762 Ciena shares in Q1 2026, an estimated $1.76M.
Ciena made up 0.07% of Connor, Clark & Lunn Investment Management (CC&L)'s portfolio in Q1 2026, its #235 holding.
Connor, Clark & Lunn Investment Management (CC&L) first reported a position in Ciena in Q2 2018 and has held it in 13 quarters since.
Connor, Clark & Lunn Investment Management (CC&L)'s Ciena position peaked at $37.1M in Q3 2025.
1,082 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Connor, Clark & Lunn Investment Management (CC&L)'s 13F filing for Q1 2026, filed 11 May 2026.