CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

LEVEL FOUR ADVISORY SERVICES, LLC's Holding History (CIK: 0001696715)

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

Q4 2025

Shares 2,155 Value ($000) $504 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 1,438 Value ($000) $209 Avg Close $101.84 Range $76.89 - $146.53

Q3 2023

Shares 4,447 Value ($000) $210 Avg Close $44.08 Range $40.10 - $50.72

Q1 2022

Shares 12,608 Value ($000) $764 Avg Close $65.45 Range $53.29 - $77.38

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,155	$504	$194.00	$143.19 - $248.00
Q3 2025	1,438	$209	$101.84	$76.89 - $146.53
Q3 2023	4,447	$210	$44.08	$40.10 - $50.72
Q1 2022	12,608	$764	$65.45	$53.29 - $77.38