Yorktown Management & Research Company’s Ciena CIEN Stock Holding History

Yorktown Management & Research Company’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	$809K	Hold	1,650	–	–	0.5%	55
2026 Q1	$641K	Hold	1,650	–	–	0.54%	52
2025 Q4	$386K	Buy	+1,650	New	+$320K	0.31%	129
2022 Q3	–	Sell	-9,300	Closed	-$425K	–	201
2022 Q2	$425K	Hold	9,300	–	–	0.55%	69
2022 Q1	$564K	Hold	9,300	–	–	0.48%	73
2021 Q4	$716K	Hold	9,300	–	–	0.48%	55
2021 Q3	$478K	Hold	9,300	–	–	0.36%	114
2021 Q2	$529K	Buy	9,300 +3,400	+58%	+$187K	0.41%	78
2021 Q1	$323K	Hold	5,900	–	–	0.27%	138
2020 Q4	$312K	Hold	5,900	–	–	0.28%	165
2020 Q3	$234K	Hold	5,900	–	–	0.22%	231
2020 Q2	$320K	Buy	+5,900	New	+$293K	0.29%	152

Other funds holding CIEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $344B AUM 42.99% 1-Year Est. Return

SG Americas Securities New York $179B AUM 65.34% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return

Mitsubishi UFJ Asset Management Tokyo, Japan $180B AUM 37.51% 1-Year Est. Return

Yorktown Management & Research Company's CIEN Position: Q2 2026 in Review

Yorktown Management & Research Company held its Ciena (CIEN) position steady in Q2 2026 at 1,650 shares worth $809K. The position accounts for 0.5% of the portfolio, ranked #55.

Yorktown Management & Research Company first reported a position in CIEN in Q2 2020 and has held it in 12 quarters since. 700 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

Yorktown Management & Research Company held 1,650 shares of Ciena worth $809K as of Q2 2026.
Yorktown Management & Research Company left its Ciena share count unchanged in Q2 2026.
Ciena made up 0.5% of Yorktown Management & Research Company's portfolio in Q2 2026, its #55 holding.
Yorktown Management & Research Company first reported a position in Ciena in Q2 2020 and has held it in 12 quarters since.
700 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Yorktown Management & Research Company's 13F filing for Q2 2026, filed 23 Jul 2026.