CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

Zurich Insurance Group Ltd/FI's Holding History (CIK: 0001127799)

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

Q4 2025

Shares 369,225 Value ($000) $86,351 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 35,874 Value ($000) $5,226 Avg Close $101.84 Range $76.89 - $146.53

Q4 2018

Shares 40,741 Value ($000) $1,382 Avg Close $31.69 Range $28.23 - $36.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	369,225	$86,351	$194.00	$143.19 - $248.00
Q3 2025	35,874	$5,226	$101.84	$76.89 - $146.53
Q4 2018	40,741	$1,382	$31.69	$28.23 - $36.55