Question 1

How many shares of CIEN does GUGGENHEIM CAPITAL LLC own?

Accepted Answer

As of 2026-Q2, GUGGENHEIM CAPITAL LLC holds 15,150 shares of CIEN (CIENA CORP).

Question 2

What is GUGGENHEIM CAPITAL LLC's CIEN position worth?

Accepted Answer

As of 2026-Q2, GUGGENHEIM CAPITAL LLC's CIEN position is worth $7.4M.

Question 3

Is GUGGENHEIM CAPITAL LLC buying or selling CIEN?

Accepted Answer

In 2026-Q2, GUGGENHEIM CAPITAL LLC decreased their CIEN position (-21.1% change in shares).

Question 4

When did GUGGENHEIM CAPITAL LLC first buy CIEN?

Accepted Answer

Based on available 13F filings, GUGGENHEIM CAPITAL LLC 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	15,150	-21.1%	$7.4M	0.0%	$490.56	0
2026-Q1	Decreased	19,197	-1.8%	$7.5M	0.1%	$388.23	0
2025-Q4	Increased	19,550	+4.1%	$4.6M	0.0%	$233.87	28
2025-Q3	Increased	18,782	+1.1%	$2.7M	0.0%	$145.67	26
2025-Q2	Increased	18,573	+27.9%	$1.5M	0.0%	$81.33	32
2025-Q1	Increased	14,520	+12.8%	$877,444	0.0%	$60.43	28
2024-Q4	Decreased	12,876	-86.1%	$1.1M	0.0%	$84.81	0
2024-Q3	Decreased	92,850	-14.9%	$5.7M	0.0%	$61.59	0