Tidal Investments’s Ciena CIEN Stock Holding History

Tidal Investments’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	$30.9M	Sell	63,000 -37,000	-37%	-$18.9M	0.05%	356
2026 Q1	$38.8M	Buy	+100,000	New	+$30.6M	0.08%	224

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

Tidal Investments's CIEN Position: Q2 2026 in Review

Tidal Investments reduced its Ciena (CIEN) stake by 10% in Q2 2026, selling an estimated $7.45M and leaving 127,546 shares worth $62.6M. The position accounts for 0.11% of the portfolio, ranked #188.

Tidal Investments first reported a position in CIEN in Q4 2023 and has held it in 11 quarters since. 1,226 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

Tidal Investments held 127,546 shares of Ciena worth $62.6M as of Q2 2026.
Tidal Investments sold 14,600 Ciena shares in Q2 2026, an estimated $7.45M.
Ciena made up 0.11% of Tidal Investments's portfolio in Q2 2026, its #188 holding.
Tidal Investments first reported a position in Ciena in Q4 2023 and has held it in 11 quarters since.
1,226 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Tidal Investments's 13F filing for Q2 2026, filed 13 Aug 2026.