CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

MML INVESTORS SERVICES, LLC's Holding History (CIK: 0000701059)

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

Q4 2025

Shares 22,216 Value ($000) $5,196 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 16,853 Value ($000) $2,455 Avg Close $101.84 Range $76.89 - $146.53

Q2 2025

Shares 20,781 Value ($000) $2 Avg Close $71.73 Range $49.21 - $86.21

Q1 2025

Shares 21,523 Value ($000) $1 Avg Close $79.05 Range $58.04 - $101.44

Q4 2024

Shares 21,114 Value ($000) $2 Avg Close $71.76 Range $59.60 - $91.82

Q3 2024

Shares 17,715 Value ($000) $1 Avg Close $52.69 Range $44.89 - $63.06

Q2 2024

Shares 13,371 Value ($000) $1 Avg Close $47.46 Range $43.30 - $53.58

Q1 2024

Shares 10,223 Value ($000) $1 Avg Close $52.75 Range $44.22 - $63.24

Q4 2023

Shares 11,835 Value ($000) $1 Avg Close $44.09 Range $39.94 - $48.36

Q3 2023

Shares 25,338 Value ($000) $1 Avg Close $44.08 Range $40.10 - $50.72

Q2 2023

Shares 28,762 Value ($000) $1 Avg Close $45.54 Range $40.84 - $52.67

Q1 2023

Shares 23,864 Value ($000) $1 Avg Close $49.92 Range $45.83 - $54.25

Q4 2022

Shares 29,828 Value ($000) $2 Avg Close $45.21 Range $38.33 - $52.51

Q3 2022

Shares 28,544 Value ($000) $1,154 Avg Close $48.05 Range $39.44 - $56.38

Q2 2022

Shares 24,134 Value ($000) $1,103 Avg Close $51.84 Range $41.63 - $61.78

Q1 2022

Shares 21,131 Value ($000) $1,281 Avg Close $65.45 Range $53.29 - $77.38

Q4 2021

Shares 18,187 Value ($000) $1,400 Avg Close $61.70 Range $51.01 - $78.28

Q3 2021

Shares 15,859 Value ($000) $814 Avg Close $55.54 Range $50.34 - $58.85

Q2 2021

Shares 14,095 Value ($000) $802 Avg Close $55.12 Range $49.51 - $61.09

Q1 2021

Shares 12,346 Value ($000) $676 Avg Close $53.81 Range $47.52 - $57.57

Q4 2020

Shares 11,910 Value ($000) $629 Avg Close $44.43 Range $38.03 - $54.05

Q3 2020

Shares 11,830 Value ($000) $470 Avg Close $52.62 Range $38.20 - $61.52

Q2 2020

Shares 13,498 Value ($000) $731 Avg Close $49.71 Range $38.00 - $57.19

Q1 2020

Shares 10,235 Value ($000) $407 Avg Close $41.03 Range $30.58 - $44.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,216	$5,196	$194.00	$143.19 - $248.00
Q3 2025	16,853	$2,455	$101.84	$76.89 - $146.53
Q2 2025	20,781	$2	$71.73	$49.21 - $86.21
Q1 2025	21,523	$1	$79.05	$58.04 - $101.44
Q4 2024	21,114	$2	$71.76	$59.60 - $91.82
Q3 2024	17,715	$1	$52.69	$44.89 - $63.06
Q2 2024	13,371	$1	$47.46	$43.30 - $53.58
Q1 2024	10,223	$1	$52.75	$44.22 - $63.24
Q4 2023	11,835	$1	$44.09	$39.94 - $48.36
Q3 2023	25,338	$1	$44.08	$40.10 - $50.72
Q2 2023	28,762	$1	$45.54	$40.84 - $52.67
Q1 2023	23,864	$1	$49.92	$45.83 - $54.25
Q4 2022	29,828	$2	$45.21	$38.33 - $52.51
Q3 2022	28,544	$1,154	$48.05	$39.44 - $56.38
Q2 2022	24,134	$1,103	$51.84	$41.63 - $61.78
Q1 2022	21,131	$1,281	$65.45	$53.29 - $77.38
Q4 2021	18,187	$1,400	$61.70	$51.01 - $78.28
Q3 2021	15,859	$814	$55.54	$50.34 - $58.85
Q2 2021	14,095	$802	$55.12	$49.51 - $61.09
Q1 2021	12,346	$676	$53.81	$47.52 - $57.57
Q4 2020	11,910	$629	$44.43	$38.03 - $54.05
Q3 2020	11,830	$470	$52.62	$38.20 - $61.52
Q2 2020	13,498	$731	$49.71	$38.00 - $57.19
Q1 2020	10,235	$407	$41.03	$30.58 - $44.61