Fox Run Management’s Ciena CIEN Stock Holding History

Fox Run 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 Q2	$499K	Buy	+1,018	New	+$519K	0.08%	474
2025 Q3	–	Sell	-10,336	Closed	-$841K	–	953
2025 Q2	$841K	Sell	10,336 -3,165	-23%	-$227K	0.14%	251
2025 Q1	$816K	Buy	+13,501	New	+$1.07M	0.13%	272
2022 Q1	–	Sell	-3,845	Closed	-$296K	–	524
2021 Q4	$296K	Buy	+3,845	New	+$237K	0.17%	233
2020 Q1	–	Sell	-7,767	Closed	-$332K	–	163
2019 Q4	$332K	Buy	+7,767	New	+$296K	0.27%	143
2019 Q3	–	Sell	-5,591	Closed	-$230K	–	387
2019 Q2	$230K	Sell	5,591 -17,774	-76%	-$684K	0.15%	323
2019 Q1	$872K	Buy	+23,365	New	+$907K	0.49%	13
2017 Q3	–	Sell	-20,100	Closed	-$503K	–	689
2017 Q2	$503K	Buy	+20,100	New	+$482K	0.17%	220
2016 Q4	–	Sell	-24,800	Closed	-$541K	–	523
2016 Q3	$541K	Buy	+24,800	New	+$517K	0.32%	72

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

Fox Run Management's CIEN Position: Q2 2026 in Review

Fox Run Management opened a new position in Ciena (CIEN) in Q2 2026: 1,018 shares worth $499K. The stake represents 0.08% of the portfolio and ranks #474 among its holdings. This is a return to the name: Fox Run Management previously reported a position in CIEN as recently as Q2 2025.

Fox Run Management first reported a position in CIEN in Q3 2016 and has held it in 9 quarters since. The position peaked at $872K in Q1 2019. 1,225 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

Fox Run Management held 1,018 shares of Ciena worth $499K as of Q2 2026.
Ciena was a new Fox Run Management position in Q2 2026.
Ciena made up 0.08% of Fox Run Management's portfolio in Q2 2026, its #474 holding.
Fox Run Management first reported a position in Ciena in Q3 2016 and has held it in 9 quarters since.
Fox Run Management's Ciena position peaked at $872K in Q1 2019.
1,225 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Fox Run Management's 13F filing for Q2 2026, filed 4 Aug 2026.