CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

COUNTRY TRUST BANK's Holding History (CIK: 0001209324)

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

Q4 2025
Shares 53 Value ($000) $12 Avg Close $194.00 Range $143.19 - $248.00
Q3 2025
Shares 53 Value ($000) $8 Avg Close $101.84 Range $76.89 - $146.53
Q2 2025
Shares 53 Value ($000) $4 Avg Close $71.73 Range $49.21 - $86.21
Q1 2025
Shares 53 Value ($000) $3 Avg Close $79.05 Range $58.04 - $101.44
Q1 2022
Shares 117 Value ($000) $7 Avg Close $65.45 Range $53.29 - $77.38
Q4 2021
Shares 117 Value ($000) $9 Avg Close $61.70 Range $51.01 - $78.28
Q3 2021
Shares 117 Value ($000) $6 Avg Close $55.54 Range $50.34 - $58.85