Question 1

How many shares of CIEN does BNP Paribas Asset Management Holding S.A. own?

Accepted Answer

As of 2026-Q2, BNP Paribas Asset Management Holding S.A. holds 1.1M shares of CIEN (CIENA CORP).

Question 2

What is BNP Paribas Asset Management Holding S.A.'s CIEN position worth?

Accepted Answer

As of 2026-Q2, BNP Paribas Asset Management Holding S.A.'s CIEN position is worth $542.1M.

Question 3

Is BNP Paribas Asset Management Holding S.A. buying or selling CIEN?

Accepted Answer

In 2026-Q2, BNP Paribas Asset Management Holding S.A. increased their CIEN position (+8.2% change in shares).

Question 4

When did BNP Paribas Asset Management Holding S.A. first buy CIEN?

Accepted Answer

Based on available 13F filings, BNP Paribas Asset Management Holding S.A. first reported a position in CIEN in 2024-Q3. They have held the position across 31 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	1.1M	+8.2%	$542.1M	0.5%	$490.56	48
2026-Q1	Decreased	1M	-48.2%	$396.6M	0.5%	$388.23	0
2025-Q4	Decreased	2M	-21.3%	$461.5M	0.5%	$233.87	0
2025-Q3	Decreased	2.5M	-18.2%	$365.1M	0.9%	$145.67	0
2025-Q2	Decreased	3.1M	-8.6%	$249.2M	0.6%	$81.33	0
2025-Q1	Decreased	3.4M	-12.4%	$202.7M	0.5%	$60.43	0
2024-Q4	Decreased	3.8M	-11.0%	$324.8M	0.8%	$84.81	0
2024-Q3	Decreased	4.3M	-13.0%	$265.1M	0.7%	$61.59	0