Aviva’s Ciena CIEN Stock Holding History

Aviva’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	$60.8M	Buy	124,014 +27,583	+29%	+$14.1M	0.09%	215
2026 Q1	$37.4M	Buy	96,431 +38,570	+67%	+$11.8M	0.06%	272
2025 Q4	$13.5M	Buy	+57,861	New	+$11.2M	0.02%	490
2022 Q2	–	Sell	-55,827	Closed	-$3.38M	–	1059
2022 Q1	$3.38M	Hold	55,827	–	–	0.02%	676
2021 Q4	$4.3M	Sell	55,827 -2,874	-5%	-$177K	0.02%	627
2021 Q3	$3.01M	Hold	58,701	–	–	0.01%	691
2021 Q2	$3.34M	Sell	58,701 -2,639	-4%	-$145K	0.01%	686
2021 Q1	$3.36M	Sell	61,340 -5,731	-9%	-$308K	0.02%	619
2020 Q4	$3.54M	Sell	67,071 -23,678	-26%	-$1.05M	0.02%	566
2020 Q3	$3.6M	Buy	90,749 +7,404	+9%	+$390K	0.02%	530
2020 Q2	$4.51M	Buy	+83,345	New	+$4.14M	0.03%	449
2016 Q2	–	Sell	-18,100	Closed	-$344K	–	763
2016 Q1	$344K	Hold	18,100	–	–	﹤0.01%	767
2015 Q4	$374K	Buy	+18,100	New	+$416K	﹤0.01%	790

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

Aviva's CIEN Position: Q2 2026 in Review

Aviva increased its Ciena (CIEN) stake by 29% in Q2 2026, buying an estimated $14.1M and bringing the position to 124,014 shares worth $60.8M. The position accounts for 0.09% of the portfolio, ranked #215.

Aviva first reported a position in CIEN in Q4 2015 and has held it in 13 quarters since. 1,224 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

Aviva held 124,014 shares of Ciena worth $60.8M as of Q2 2026.
Aviva bought 27,583 Ciena shares in Q2 2026, an estimated $14.1M.
Ciena made up 0.09% of Aviva's portfolio in Q2 2026, its #215 holding.
Aviva first reported a position in Ciena in Q4 2015 and has held it in 13 quarters since.
1,224 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

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