Banco Santander’s Ciena CIEN Stock Holding History

Banco Santander’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	$2.83M	Buy	+5,775	New	+$2.94M	0.02%	258

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

Banco Santander's CIEN Position: Q2 2026 in Review

Banco Santander opened a new position in Ciena (CIEN) in Q2 2026: 5,775 shares worth $2.83M. The stake represents 0.02% of the portfolio and ranks #258 among its holdings.

1,219 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

Banco Santander held 5,775 shares of Ciena worth $2.83M as of Q2 2026.
Ciena was a new Banco Santander position in Q2 2026.
Ciena made up 0.02% of Banco Santander's portfolio in Q2 2026, its #258 holding.
1,219 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Banco Santander's 13F filing for Q2 2026, filed 29 Jul 2026.