Question 1

How many shares of CIEN does KING LUTHER CAPITAL MANAGEMENT CORP own?

Accepted Answer

As of 2026-Q2, KING LUTHER CAPITAL MANAGEMENT CORP holds 17,827 shares of CIEN (CIENA CORP).

Question 2

What is KING LUTHER CAPITAL MANAGEMENT CORP's CIEN position worth?

Accepted Answer

As of 2026-Q2, KING LUTHER CAPITAL MANAGEMENT CORP's CIEN position is worth $8.7M.

Question 3

Is KING LUTHER CAPITAL MANAGEMENT CORP buying or selling CIEN?

Accepted Answer

In 2026-Q2, KING LUTHER CAPITAL MANAGEMENT CORP decreased their CIEN position (-29.1% change in shares).

Question 4

When did KING LUTHER CAPITAL MANAGEMENT CORP first buy CIEN?

Accepted Answer

Based on available 13F filings, KING LUTHER CAPITAL MANAGEMENT CORP first reported a position in CIEN in 2025-Q1. They have held the position across 13 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	17,827	-29.1%	$8.7M	0.0%	$490.56	0
2026-Q1	Decreased	25,158	-45.7%	$9.8M	0.0%	$388.23	0
2025-Q4	Decreased	46,333	-1.0%	$10.8M	0.0%	$233.87	0
2025-Q3	Unchanged	46,820	0.0%	$6.8M	0.0%	$145.67	0
2025-Q2	Increased	46,820	+48.5%	$3.8M	0.0%	$81.33	37
2025-Q1	New	31,530	—	$1.9M	0.0%	$60.43	36