Zurich Insurance Group’s Ciena CIEN Stock Holding History

Zurich Insurance 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 Q1	$64.1M	Sell	165,181 -204,044	-55%	-$62.4M	0.5%	48
2025 Q4	$86.4M	Buy	369,225 +333,351	+929%	+$64.7M	0.6%	39
2025 Q3	$5.23M	Buy	+35,874	New	+$3.65M	0.04%	147
2019 Q1	–	Sell	-40,741	Closed	-$1.38M	–	428
2018 Q4	$1.38M	Buy	+40,741	New	+$1.29M	0.03%	270

Other funds holding CIEN

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Zurich Insurance Group's CIEN Position: Q1 2026 in Review

Zurich Insurance Group reduced its Ciena (CIEN) stake by 55% in Q1 2026, selling an estimated $62.4M and leaving 165,181 shares worth $64.1M. The position accounts for 0.5% of the portfolio, ranked #48.

Zurich Insurance Group first reported a position in CIEN in Q4 2018 and has held it in 4 quarters since. The position peaked at $86.4M in Q4 2025. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

Zurich Insurance Group held 165,181 shares of Ciena worth $64.1M as of Q1 2026.
Zurich Insurance Group sold 204,044 Ciena shares in Q1 2026, an estimated $62.4M.
Ciena made up 0.5% of Zurich Insurance Group's portfolio in Q1 2026, its #48 holding.
Zurich Insurance Group first reported a position in Ciena in Q4 2018 and has held it in 4 quarters since.
Zurich Insurance Group's Ciena position peaked at $86.4M in Q4 2025.
1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Zurich Insurance Group's 13F filing for Q1 2026, filed 15 May 2026.