Question 1

How many shares of CIEN does Nuveen, LLC own?

Accepted Answer

As of 2026-Q2, Nuveen, LLC holds 1.4M shares of CIEN (CIENA CORP).

Question 2

What is Nuveen, LLC's CIEN position worth?

Accepted Answer

As of 2026-Q2, Nuveen, LLC's CIEN position is worth $682.6M.

Question 3

Is Nuveen, LLC buying or selling CIEN?

Accepted Answer

In 2026-Q2, Nuveen, LLC increased their CIEN position (+64.8% change in shares).

Question 4

When did Nuveen, LLC first buy CIEN?

Accepted Answer

Based on available 13F filings, Nuveen, LLC first reported a position in CIEN in 2025-Q1. They have held the position across 6 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	1.4M	+64.8%	$682.6M	0.2%	$490.56	55
2026-Q1	Decreased	844,193	-6.0%	$327.7M	0.1%	$333.07	0
2025-Q4	Decreased	898,343	-3.5%	$210.1M	0.1%	$238.36	0
2025-Q3	Decreased	931,387	-19.7%	$135.7M	0.0%	$144.12	0
2025-Q2	Increased	1.2M	+0.1%	$94.4M	0.0%	$82.12	30
2025-Q1	New	1.2M	—	$70.1M	0.0%	$61.56	41