TCW Group’s Ciena CIEN Stock Holding History

TCW Group’s Portfolio CIEN Stock Details CIEN Fund Activity

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Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	$520K	Buy
2018 Q2	–	Sell
2018 Q1	$19.7M	Buy
2017 Q4	$13.4M	Buy
2017 Q3	$14M	Buy
2017 Q2	$15.7M	Buy
2017 Q1	$5.65M	Buy
2016 Q4	$3.75M	Buy
2016 Q3	$370K	Buy
2016 Q2	$300K	Buy