CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

Korea Investment CORP's Holding History (CIK: 0001441689)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 128,976 Value ($000) $30,164 Avg Close $194.00 Range $143.19 - $248.00

Q1 2024

Shares 25,989 Value ($000) $1,285 Avg Close $52.75 Range $44.22 - $63.24

Q2 2020

Shares 6,200 Value ($000) $336 Avg Close $49.71 Range $38.00 - $57.19

Q1 2014

Shares 230,300 Value ($000) $5,237 Avg Close $23.52 Range $21.41 - $27.16

Q4 2013

Shares 320,400 Value ($000) $7,667 Avg Close $23.81 Range $20.93 - $27.94

Q3 2013

Shares 381,200 Value ($000) $9,522 Avg Close $22.53 Range $19.37 - $26.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	128,976	$30,164	$194.00	$143.19 - $248.00
Q1 2024	25,989	$1,285	$52.75	$44.22 - $63.24
Q2 2020	6,200	$336	$49.71	$38.00 - $57.19
Q1 2014	230,300	$5,237	$23.52	$21.41 - $27.16
Q4 2013	320,400	$7,667	$23.81	$20.93 - $27.94
Q3 2013	381,200	$9,522	$22.53	$19.37 - $26.17