Eventide Asset Management’s Ciena CIEN Stock Holding History

Eventide 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 Q1	$1.49M	Sell	4,011 -9,491	-70%	-$2.9M	0.02%	189
2025 Q4	$3.19M	Sell	13,502 -8,836	-40%	-$1.71M	0.05%	172
2025 Q3	$3.24M	Sell	22,338 -7,879	-26%	-$802K	0.05%	153
2025 Q2	$2.46M	Buy	30,217 +2,138	+8%	+$153K	0.04%	161
2025 Q1	$1.7M	Buy	28,079 +9,456	+51%	+$747K	0.03%	170
2024 Q4	$1.58M	Sell	18,623 -17,898	-49%	-$1.28M	0.03%	176
2024 Q3	$2.25M	Buy	+36,521	New	+$1.92M	0.04%	158
2022 Q3	–	Sell	-32,000	Closed	-$1.46M	–	140
2022 Q2	$1.46M	Sell	32,000 -11,000	-26%	-$570K	0.03%	134
2022 Q1	$2.61M	Sell	43,000 -267,000	-86%	-$17.5M	0.04%	131
2021 Q4	$23.9M	Sell	310,000 -17,597	-5%	-$1.09M	0.3%	88
2021 Q3	$16.8M	Buy	327,597 +22,422	+7%	+$1.25M	0.22%	108
2021 Q2	$17.4M	Buy	305,175 +17,000	+6%	+$937K	0.23%	102
2021 Q1	$15.8M	Buy	288,175 +21,175	+8%	+$1.14M	0.23%	101
2020 Q4	$14.1M	Hold	267,000	–	–	0.22%	101
2020 Q3	$10.6M	Hold	267,000	–	–	0.21%	101
2020 Q2	$14.5M	Buy	+267,000	New	+$13.3M	0.31%	83

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

Eventide Asset Management's CIEN Position: Q1 2026 in Review

Eventide Asset Management reduced its Ciena (CIEN) stake by 70% in Q1 2026, selling an estimated $2.9M and leaving 4,011 shares worth $1.49M. The position accounts for 0.02% of the portfolio, ranked #189.

Eventide Asset Management first reported a position in CIEN in Q2 2020 and has held it in 16 quarters since. The position peaked at $23.9M in Q4 2021. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.

Eventide Asset Management held 4,011 shares of Ciena worth $1.49M as of Q1 2026.
Eventide Asset Management sold 9,491 Ciena shares in Q1 2026, an estimated $2.9M.
Ciena made up 0.02% of Eventide Asset Management's portfolio in Q1 2026, its #189 holding.
Eventide Asset Management first reported a position in Ciena in Q2 2020 and has held it in 16 quarters since.
Eventide Asset Management's Ciena position peaked at $23.9M in Q4 2021.
1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.

Based on Eventide Asset Management's 13F filing for Q1 2026, filed 15 May 2026.