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
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 $1.9T AUM 41.92% 1-Year Est. Return

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 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

BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

Fox Run Management's CIEN Position: Q3 2025 in Review

Fox Run Management sold out of Ciena (CIEN) in Q3 2025, closing a stake of 10,336 shares — an estimated $841K sold.

Fox Run Management first reported a position in CIEN in Q3 2016 and held it in 8 quarters. The position peaked at $872K in Q1 2019. 688 funds tracked by Wall St. Rank hold CIEN as of Q3 2025.

Fox Run Management reported no remaining Ciena position as of Q3 2025 after selling out during the quarter.
Fox Run Management sold 10,336 Ciena shares in Q3 2025, an estimated $841K.
Fox Run Management first reported a position in Ciena in Q3 2016 and held it in 8 quarters.
Fox Run Management's Ciena position peaked at $872K in Q1 2019.
688 funds tracked by Wall St. Rank held Ciena as of Q3 2025.

Based on Fox Run Management's 13F filing for Q3 2025, filed 12 Nov 2025.