Nomura Holdings’s Ciena CIEN Stock Holding History

Nomura Holdings’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	$2.45M	Buy	+5,000	New	+$2.55M	﹤0.01%	1053
2020 Q4	–	Sell	-79,800	Closed	-$3.16M	–	1528
2020 Q3	$3.16M	Hold	79,800	–	–	0.01%	562
2020 Q2	$4.32M	Hold	79,800	–	–	0.02%	412
2020 Q1	$3.18M	Sell	79,800 -170,000	-68%	-$6.97M	0.01%	389
2019 Q4	$10.7M	Buy	249,800 +170,000	+213%	+$6.48M	0.04%	303
2019 Q3	$2.91M	Hold	79,800	–	–	0.01%	575
2019 Q2	$3.35M	Buy	+79,800	New	+$3.07M	0.01%	577
2015 Q3	–	Sell	-690,500	Closed	-$16.1M	–	1679
2015 Q2	$16.1M	Buy	+690,500	New	+$15.8M	0.05%	173
2014 Q3	–	Sell	-150,000	Closed	-$3.22M	–	2791
2014 Q2	$3.22M	Hold	150,000	–	–	﹤0.01%	882
2014 Q1	$3.42M	Buy	+150,000	New	+$3.53M	﹤0.01%	907

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

Nomura Holdings's CIEN Position: Q2 2026 in Review

Nomura Holdings increased its Ciena (CIEN) stake by 273% in Q2 2026, buying an estimated $6.15M and bringing the position to 16,489 shares worth $8.09M. The position accounts for 0.01% of the portfolio, ranked #612.

Nomura Holdings first reported a position in CIEN in Q2 2013 and has held it in 39 quarters since. The position peaked at $37.5M in Q3 2025. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

Nomura Holdings held 16,489 shares of Ciena worth $8.09M as of Q2 2026.
Nomura Holdings bought 12,065 Ciena shares in Q2 2026, an estimated $6.15M.
Ciena made up 0.01% of Nomura Holdings's portfolio in Q2 2026, its #612 holding.
Nomura Holdings first reported a position in Ciena in Q2 2013 and has held it in 39 quarters since.
Nomura Holdings's Ciena position peaked at $37.5M in Q3 2025.
1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Nomura Holdings's 13F filing for Q2 2026, filed 14 Aug 2026.