Question 1

How many shares of CIEN does CIBC WORLD MARKET INC. own?

Accepted Answer

As of 2026-Q2, CIBC WORLD MARKET INC. holds 13,692 shares of CIEN (CIENA CORP).

Question 2

What is CIBC WORLD MARKET INC.'s CIEN position worth?

Accepted Answer

As of 2026-Q2, CIBC WORLD MARKET INC.'s CIEN position is worth $6.7M.

Question 3

Is CIBC WORLD MARKET INC. buying or selling CIEN?

Accepted Answer

In 2026-Q2, CIBC WORLD MARKET INC. decreased their CIEN position (-44.3% change in shares).

Question 4

When did CIBC WORLD MARKET INC. first buy CIEN?

Accepted Answer

Based on available 13F filings, CIBC WORLD MARKET INC. first reported a position in CIEN in 2024-Q3. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	13,692	-44.3%	$6.7M	0.0%	$490.56	0
2026-Q1	Increased	24,576	+319.4%	$9.5M	0.0%	$388.23	45
2025-Q4	Decreased	5,860	-2.2%	$1.4M	0.0%	$233.87	0
2025-Q3	Increased	5,990	+0.5%	$872,563	0.0%	$145.67	25
2025-Q2	Decreased	5,960	-6.8%	$484,727	0.0%	$81.33	0
2025-Q1	Decreased	6,396	-9.3%	$386,510	0.0%	$60.43	0
2024-Q4	Decreased	7,055	-5.4%	$598,000	0.0%	$84.81	0
2024-Q3	Increased	7,455	+2.5%	$459,000	0.0%	$61.59	25