Jackson Square Capital’s Ciena CIEN Stock Holding History

Jackson Square Capital’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 Q3	$963K	Sell	2,737 -3,206	-54%	-$1.24M	0.14%	75
2026 Q2	$2.92M	Sell	5,943 -970	-14%	-$495K	0.41%	46
2026 Q1	$2.68M	Buy	6,913 +281	+4%	+$85.9K	0.56%	43
2025 Q4	$1.55M	Buy	+6,632	New	+$1.29M	0.31%	53
2022 Q2	–	Sell	-62,803	Closed	-$3.81M	–	151
2022 Q1	$3.81M	Buy	62,803 +52,061	+485%	+$3.41M	1.19%	26
2021 Q4	$827K	Buy	+10,742	New	+$663K	0.24%	88
2021 Q3	–	Sell	-6,449	Closed	-$367K	–	175
2021 Q2	$367K	Sell	6,449 -170	-3%	-$9.37K	0.12%	139
2021 Q1	$362K	Buy	6,619 +2,050	+45%	+$110K	0.14%	126
2020 Q4	$241K	Sell	4,569 -20,393	-82%	-$906K	0.09%	137
2020 Q3	$991K	Sell	24,962 -5,718	-19%	-$301K	0.44%	53
2020 Q2	$1.66M	Buy	30,680 +5,987	+24%	+$298K	0.84%	43
2020 Q1	$983K	Sell	24,693 -7,181	-23%	-$295K	0.76%	43
2019 Q4	$1.36M	Buy	+31,874	New	+$1.21M	0.78%	45

Other funds holding CIEN

Wealth Enhancement Advisory Services Plymouth, Minnesota $67.3B AUM 21.9% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return

Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return

North Growth Management Vancouver, British Columbia, Canada $743M AUM 74.29% 1-Year Est. Return

Fjarde Ap-fonden Stockholm, Sweden $19.4B AUM 31.69% 1-Year Est. Return

LMCG Investments Boston, Massachusetts $1.86B AUM 40.01% 1-Year Est. Return

ABN AMRO Investment Solutions Paris Cedex 008 $13.2B AUM 30.55% 1-Year Est. Return

MN Services Vermogensbeheer The Hague, Netherlands $13.4B AUM 37.34% 1-Year Est. Return

Czech National Bank Prague, Czech Republic $18.9B AUM 36.24% 1-Year Est. Return

Harbour Capital Advisors Tysons Corner, Virginia $548M AUM 37.76% 1-Year Est. Return

Jackson Square Capital's CIEN Position: Q3 2026 in Review

Jackson Square Capital reduced its Ciena (CIEN) stake by 54% in Q3 2026, selling an estimated $1.24M and leaving 2,737 shares worth $963K. The position accounts for 0.14% of the portfolio, ranked #75.

Jackson Square Capital first reported a position in CIEN in Q4 2019 and has held it in 13 quarters since. The position peaked at $3.81M in Q1 2022. 195 funds tracked by Wall St. Rank hold CIEN as of Q3 2026.

Jackson Square Capital held 2,737 shares of Ciena worth $963K as of Q3 2026.
Jackson Square Capital sold 3,206 Ciena shares in Q3 2026, an estimated $1.24M.
Ciena made up 0.14% of Jackson Square Capital's portfolio in Q3 2026, its #75 holding.
Jackson Square Capital first reported a position in Ciena in Q4 2019 and has held it in 13 quarters since.
Jackson Square Capital's Ciena position peaked at $3.81M in Q1 2022.
195 funds tracked by Wall St. Rank held Ciena as of Q3 2026.

Based on Jackson Square Capital's 13F filing for Q3 2026, filed 19 Oct 2026.