Group One Trading’s Ciena CIEN Stock Holding History

Group One Trading’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	$8.93M	Sell	23,000 -62,600	-73%	-$19.1M	0.02%	910
2025 Q4	$20M	Buy	85,600 +47,700	+126%	+$9.25M	0.04%	549
2025 Q3	$5.52M	Sell	37,900 -15,000	-28%	-$1.53M	0.01%	1396
2025 Q2	$4.3M	Sell	52,900 -7,800	-13%	-$560K	0.01%	1441
2025 Q1	$3.67M	Buy	60,700 +50,500	+495%	+$3.99M	0.01%	1316
2024 Q4	$865K	Buy	10,200 +1,300	+15%	+$93.3K	﹤0.01%	2707
2024 Q3	$548K	Buy	8,900 +1,900	+27%	+$100K	﹤0.01%	2781
2024 Q2	$337K	Sell	7,000 -12,700	-64%	-$603K	﹤0.01%	2930
2024 Q1	$974K	Buy	19,700 +9,300	+89%	+$491K	﹤0.01%	2114
2023 Q4	$468K	Buy	10,400 +6,600	+174%	+$291K	﹤0.01%	3135
2023 Q3	$180K	Sell	3,800 -2,900	-43%	-$128K	﹤0.01%	3896
2023 Q2	$285K	Sell	6,700 -25,400	-79%	-$1.16M	﹤0.01%	3592
2023 Q1	$1.69M	Sell	32,100 -17,500	-35%	-$874K	0.01%	1678
2022 Q4	$2.53M	Sell	49,600 -56,000	-53%	-$2.53M	0.01%	1633
2022 Q3	$4.27M	Buy	105,600 +79,900	+311%	+$3.84M	0.01%	1282
2022 Q2	$1.17M	Sell	25,700 -4,500	-15%	-$233K	﹤0.01%	2595
2022 Q1	$1.83M	Sell	30,200 -97,500	-76%	-$6.38M	﹤0.01%	2482
2021 Q4	$9.83M	Sell	127,700 -4,900	-4%	-$302K	0.01%	1122
2021 Q3	$6.81M	Buy	132,600 +43,300	+48%	+$2.41M	0.01%	1404
2021 Q2	$5.08M	Buy	89,300 +65,800	+280%	+$3.63M	0.01%	1676
2021 Q1	$1.29M	Sell	23,500 -3,500	-13%	-$188K	﹤0.01%	2943
2020 Q4	$1.43M	Buy	27,000 +1,200	+5%	+$53.3K	﹤0.01%	2321
2020 Q3	$1.02M	Buy	25,800 +5,000	+24%	+$263K	﹤0.01%	2167
2020 Q2	$1.13M	Sell	20,800 -8,200	-28%	-$408K	0.01%	1915
2020 Q1	$1.15M	Sell	29,000 -49,300	-63%	-$2.02M	0.01%	1416
2019 Q4	$3.34M	Buy	78,300 +24,900	+47%	+$949K	0.02%	921
2019 Q3	$2.1M	Sell	53,400 -7,200	-12%	-$302K	0.02%	1185
2019 Q2	$2.49M	Buy	60,600 +12,500	+26%	+$481K	0.02%	923
2019 Q1	$1.8M	Sell	48,100 -18,500	-28%	-$718K	0.02%	998
2018 Q4	$2.26M	Sell	66,600 -9,600	-13%	-$304K	0.02%	959
2018 Q3	$2.38M	Buy	76,200 +1,000	+1%	+$28K	0.02%	1027
2018 Q2	$1.99M	Sell	75,200 -27,400	-27%	-$696K	0.02%	1139
2018 Q1	$2.66M	Buy	102,600 +42,900	+72%	+$1.01M	0.03%	810
2017 Q4	$1.25M	Buy	59,700 +25,500	+75%	+$541K	0.01%	1539
2017 Q3	$751K	Sell	34,200 -13,600	-28%	-$325K	0.01%	1772
2017 Q2	$1.2M	Buy	47,800 +42,200	+754%	+$1.01M	0.01%	1315
2017 Q1	$132K	Sell	5,600 -23,500	-81%	-$576K	﹤0.01%	2800
2016 Q4	$710K	Buy	29,100 +3,700	+15%	+$80.8K	0.01%	1544
2016 Q3	$554K	Buy	25,400 +600	+2%	+$12.5K	0.01%	1739
2016 Q2	$465K	Buy	+24,800	New	+$449K	0.01%	1783
2016 Q1	–	Sell	-6,900	Closed	-$143K	–	4589
2015 Q4	$143K	Sell	6,900 -13,200	-66%	-$303K	﹤0.01%	2748
2015 Q3	$416K	Hold	20,100	–	–	0.01%	1925
2015 Q2	$476K	Buy	20,100 +1,900	+10%	+$43.4K	0.01%	1822
2015 Q1	$351K	Buy	+18,200	New	+$363K	0.01%	1902

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

Group One Trading's CIEN Position: Q1 2025 in Review

Group One Trading sold out of Ciena (CIEN) in Q1 2025, closing a stake of 4,418 shares — an estimated $349K sold.

Group One Trading first reported a position in CIEN in Q1 2015 and held it in 19 quarters. The position peaked at $3.59M in Q2 2020. 544 funds tracked by Wall St. Rank hold CIEN as of Q1 2025.

Group One Trading reported no remaining Ciena position as of Q1 2025 after selling out during the quarter.
Group One Trading sold 4,418 Ciena shares in Q1 2025, an estimated $349K.
Group One Trading first reported a position in Ciena in Q1 2015 and held it in 19 quarters.
Group One Trading's Ciena position peaked at $3.59M in Q2 2020.
544 funds tracked by Wall St. Rank held Ciena as of Q1 2025.

Based on Group One Trading's 13F filing for Q1 2025, filed 14 May 2025.