CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

E. Ohman J:or Asset Management AB's Holding History (CIK: 0002009396)

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

Q4 2025

Shares 5,000 Value ($000) $1,169 Avg Close $194.00 Range $143.19 - $248.00

Q3 2024

Shares 97,287 Value ($000) $5,992 Avg Close $52.69 Range $44.89 - $63.06

Q2 2024

Shares 62,381 Value ($000) $3,006 Avg Close $47.46 Range $43.30 - $53.58

Q1 2024

Shares 62,381 Value ($000) $3,085 Avg Close $52.75 Range $44.22 - $63.24

Q4 2023

Shares 129,974 Value ($000) $5,850 Avg Close $44.09 Range $39.94 - $48.36

Q3 2023

Shares 148,299 Value ($000) $7,009 Avg Close $44.08 Range $40.10 - $50.72

Q2 2023

Shares 124,653 Value ($000) $5,297 Avg Close $45.54 Range $40.84 - $52.67

Q1 2023

Shares 124,653 Value ($000) $6,547 Avg Close $49.92 Range $45.83 - $54.25

Q4 2022

Shares 124,653 Value ($000) $6,355 Avg Close $45.21 Range $38.33 - $52.51

Q3 2022

Shares 124,653 Value ($000) $5,040 Avg Close $48.05 Range $39.44 - $56.38

Q2 2022

Shares 546,657 Value ($000) $24,982 Avg Close $51.84 Range $41.63 - $61.78

Q1 2022

Shares 546,657 Value ($000) $33,144 Avg Close $65.45 Range $53.29 - $77.38

Q4 2021

Shares 588,749 Value ($000) $45,316 Avg Close $61.70 Range $51.01 - $78.28

Q3 2021

Shares 688,049 Value ($000) $35,331 Avg Close $55.54 Range $50.34 - $58.85

Q2 2021

Shares 688,049 Value ($000) $39,143 Avg Close $55.12 Range $49.51 - $61.09

Q1 2021

Shares 554,679 Value ($000) $30,352 Avg Close $53.81 Range $47.52 - $57.57

Q4 2020

Shares 608,602 Value ($000) $32,165 Avg Close $44.43 Range $38.03 - $54.05

Q3 2020

Shares 530,502 Value ($000) $21,056 Avg Close $52.62 Range $38.20 - $61.52

Q2 2020

Shares 74,802 Value ($000) $4,051 Avg Close $49.71 Range $38.00 - $57.19

Q1 2020

Shares 29,702 Value ($000) $1,182 Avg Close $41.03 Range $30.58 - $44.61

Q4 2019

Shares 25,802 Value ($000) $1,101 Avg Close $38.10 Range $33.22 - $43.97

Q3 2019

Shares 25,802 Value ($000) $1,012 Avg Close $41.92 Range $37.94 - $46.78

Q2 2019

Shares 25,802 Value ($000) $1,061 Avg Close $38.48 Range $32.76 - $46.23

Q1 2019

Shares 8,191 Value ($000) $306 Avg Close $38.83 Range $32.85 - $45.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,000	$1,169	$194.00	$143.19 - $248.00
Q3 2024	97,287	$5,992	$52.69	$44.89 - $63.06
Q2 2024	62,381	$3,006	$47.46	$43.30 - $53.58
Q1 2024	62,381	$3,085	$52.75	$44.22 - $63.24
Q4 2023	129,974	$5,850	$44.09	$39.94 - $48.36
Q3 2023	148,299	$7,009	$44.08	$40.10 - $50.72
Q2 2023	124,653	$5,297	$45.54	$40.84 - $52.67
Q1 2023	124,653	$6,547	$49.92	$45.83 - $54.25
Q4 2022	124,653	$6,355	$45.21	$38.33 - $52.51
Q3 2022	124,653	$5,040	$48.05	$39.44 - $56.38
Q2 2022	546,657	$24,982	$51.84	$41.63 - $61.78
Q1 2022	546,657	$33,144	$65.45	$53.29 - $77.38
Q4 2021	588,749	$45,316	$61.70	$51.01 - $78.28
Q3 2021	688,049	$35,331	$55.54	$50.34 - $58.85
Q2 2021	688,049	$39,143	$55.12	$49.51 - $61.09
Q1 2021	554,679	$30,352	$53.81	$47.52 - $57.57
Q4 2020	608,602	$32,165	$44.43	$38.03 - $54.05
Q3 2020	530,502	$21,056	$52.62	$38.20 - $61.52
Q2 2020	74,802	$4,051	$49.71	$38.00 - $57.19
Q1 2020	29,702	$1,182	$41.03	$30.58 - $44.61
Q4 2019	25,802	$1,101	$38.10	$33.22 - $43.97
Q3 2019	25,802	$1,012	$41.92	$37.94 - $46.78
Q2 2019	25,802	$1,061	$38.48	$32.76 - $46.23
Q1 2019	8,191	$306	$38.83	$32.85 - $45.70