SEB Asset Management’s Ciena CIEN Stock Holding History

SEB 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
2026 Q2	$20.4M	Buy	41,522 +4,043	+11%	+$2.06M	0.08%	217
2026 Q1	$14.6M	Buy	+37,479	New	+$11.5M	0.06%	256

Other funds holding CIEN

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

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

SEB Asset Management's CIEN Position: Q2 2026 in Review

SEB Asset Management increased its Ciena (CIEN) stake by 11% in Q2 2026, buying an estimated $2.06M and bringing the position to 41,522 shares worth $20.4M. The position accounts for 0.08% of the portfolio, ranked #217.

SEB Asset Management first reported a position in CIEN in Q1 2026 and has held it in 2 quarters since. 1,150 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

SEB Asset Management held 41,522 shares of Ciena worth $20.4M as of Q2 2026.
SEB Asset Management bought 4,043 Ciena shares in Q2 2026, an estimated $2.06M.
Ciena made up 0.08% of SEB Asset Management's portfolio in Q2 2026, its #217 holding.
SEB Asset Management first reported a position in Ciena in Q1 2026 and has held it in 2 quarters since.
1,150 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on SEB Asset Management's 13F filing for Q2 2026, filed 4 Aug 2026.