Question 1

Does &Partners own CIEN stock?

Accepted Answer

Yes. As of its Q2 2026 13F, &Partners holds 11,191 shares of CIEN (Ciena), worth $4.1M.

Question 2

How many shares of CIEN does &Partners own?

Accepted Answer

As of its Q2 2026 13F, &Partners holds 11,191 shares of CIEN (Ciena).

Question 3

What is &Partners' CIEN position worth?

Accepted Answer

As of its Q2 2026 13F, &Partners' CIEN position is worth $4.1M.

Question 4

Is &Partners buying or selling CIEN?

Accepted Answer

In Q2 2026, &Partners increased its CIEN position by 122 shares (+1.1%).

Question 5

When did &Partners first buy CIEN?

Accepted Answer

&Partners first reported CIEN in its Q3 2024 13F and has listed it in 8 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	11,191	+1.1%	$4.1M	0.0%	$490.56	27
2026-Q1	Decreased	11,069	-12.1%	$4.4M	0.0%	$388.23	0
2025-Q4	Decreased	12,586	-33.6%	$2.9M	0.0%	$233.87	0
2025-Q3	Decreased	18,962	-15.4%	$2.8M	0.0%	$145.67	0
2025-Q2	Increased	22,423	+169.6%	$1.8M	0.0%	$81.33	42
2025-Q1	Increased	8,318	+20.0%	$512,364	0.0%	$60.43	29
2024-Q4	Increased	6,931	+21.0%	$580,588	0.0%	$84.81	29
2024-Q3	New	5,729	—	$352,849	0.0%	$61.59	33