UBS Group’s Ciena CIEN Stock Holding History

UBS Group’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 Q2	$2.94M	Buy	+6,000	New	+$3.06M	﹤0.01%	4716
2026 Q1	–	Sell	-82,126	Closed	-$19.2M	–	10565
2025 Q4	$19.2M	Buy	+82,126	New	+$15.9M	﹤0.01%	2625
2018 Q3	–	Sell	-150,000	Closed	-$3.98M	–	8001
2018 Q2	$3.98M	Hold	150,000	–	–	﹤0.01%	2540
2018 Q1	$3.88M	Hold	150,000	–	–	﹤0.01%	2539
2017 Q4	$3.14M	Buy	+150,000	New	+$3.18M	﹤0.01%	2799
2016 Q1	–	Sell	-206,400	Closed	-$4.27M	–	7675
2015 Q4	$4.27M	Hold	206,400	–	–	﹤0.01%	2097
2015 Q3	$4.28M	Sell	206,400 -100,000	-33%	-$2.32M	﹤0.01%	2052
2015 Q2	$7.26M	Sell	306,400 -1,500	-0.5%	-$34.3K	﹤0.01%	1743
2015 Q1	$5.95M	Sell	307,900 -221,200	-42%	-$4.41M	﹤0.01%	1917
2014 Q4	$10.3M	Buy	+529,100	New	+$8.83M	0.01%	1489

Other funds holding CIEN

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

UBS Group's CIEN Position: Q2 2026 in Review

UBS Group reduced its Ciena (CIEN) stake by 44% in Q2 2026, selling an estimated $146M and leaving 362,297 shares worth $178M. The position accounts for 0.02% of the portfolio, ranked #736.

UBS Group first reported a position in CIEN in Q4 2014 and has held it in 47 quarters since. The position peaked at $252M in Q1 2026. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

UBS Group held 362,297 shares of Ciena worth $178M as of Q2 2026.
UBS Group sold 285,912 Ciena shares in Q2 2026, an estimated $146M.
Ciena made up 0.02% of UBS Group's portfolio in Q2 2026, its #736 holding.
UBS Group first reported a position in Ciena in Q4 2014 and has held it in 47 quarters since.
UBS Group's Ciena position peaked at $252M in Q1 2026.
1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on UBS Group's 13F filing for Q2 2026, filed 13 Aug 2026.