CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

LOS ANGELES CAPITAL MANAGEMENT LLC's Holding History (CIK: 0001177206)

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

Q4 2025

Shares 5,507 Value ($000) $1,041 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 4,914 Value ($000) $716 Avg Close $101.84 Range $76.89 - $146.53

Q4 2023

Shares 68,956 Value ($000) $3,104 Avg Close $44.09 Range $39.94 - $48.36

Q3 2023

Shares 60,990 Value ($000) $2,882 Avg Close $44.08 Range $40.10 - $50.72

Q2 2023

Shares 295,700 Value ($000) $12,564 Avg Close $45.54 Range $40.84 - $52.67

Q1 2023

Shares 620,125 Value ($000) $32,569 Avg Close $49.92 Range $45.83 - $54.25

Q3 2020

Shares 32,626 Value ($000) $1,295 Avg Close $52.62 Range $38.20 - $61.52

Q2 2020

Shares 228,353 Value ($000) $12,368 Avg Close $49.71 Range $38.00 - $57.19

Q1 2020

Shares 231,768 Value ($000) $9,227 Avg Close $41.03 Range $30.58 - $44.61

Q4 2019

Shares 125,137 Value ($000) $5,342 Avg Close $38.10 Range $33.22 - $43.97

Q3 2019

Shares 129,997 Value ($000) $5,100 Avg Close $41.92 Range $37.94 - $46.78

Q2 2019

Shares 105,312 Value ($000) $4,331 Avg Close $38.48 Range $32.76 - $46.23

Q1 2019

Shares 24,372 Value ($000) $910 Avg Close $38.83 Range $32.85 - $45.70

Q1 2017

Shares 9,127 Value ($000) $215 Avg Close $24.52 Range $22.73 - $26.84

Q4 2016

Shares 10,402 Value ($000) $254 Avg Close $21.85 Range $18.94 - $25.19

Q3 2016

Shares 23,082 Value ($000) $503 Avg Close $20.85 Range $17.59 - $23.60

Q2 2016

Shares 22,097 Value ($000) $414 Avg Close $18.11 Range $15.62 - $21.87

Q1 2016

Shares 17,462 Value ($000) $332 Avg Close $18.47 Range $16.32 - $21.14

Q4 2015

Shares 17,157 Value ($000) $355 Avg Close $22.97 Range $18.98 - $25.46

Q3 2015

Shares 17,157 Value ($000) $355 Avg Close $23.24 Range $17.97 - $26.50

Q2 2015

Shares 45,697 Value ($000) $1,082 Avg Close $22.84 Range $18.75 - $26.20

Q1 2015

Shares 15,157 Value ($000) $293 Avg Close $19.93 Range $17.86 - $21.47

Q4 2013

Shares 102,702 Value ($000) $2,458 Avg Close $23.81 Range $20.93 - $27.94

Q3 2013

Shares 149,027 Value ($000) $3,727 Avg Close $22.53 Range $19.37 - $26.17

Q2 2013

Shares 111,897 Value ($000) $2,174 Avg Close $16.65 Range $14.14 - $20.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,507	$1,041	$194.00	$143.19 - $248.00
Q3 2025	4,914	$716	$101.84	$76.89 - $146.53
Q4 2023	68,956	$3,104	$44.09	$39.94 - $48.36
Q3 2023	60,990	$2,882	$44.08	$40.10 - $50.72
Q2 2023	295,700	$12,564	$45.54	$40.84 - $52.67
Q1 2023	620,125	$32,569	$49.92	$45.83 - $54.25
Q3 2020	32,626	$1,295	$52.62	$38.20 - $61.52
Q2 2020	228,353	$12,368	$49.71	$38.00 - $57.19
Q1 2020	231,768	$9,227	$41.03	$30.58 - $44.61
Q4 2019	125,137	$5,342	$38.10	$33.22 - $43.97
Q3 2019	129,997	$5,100	$41.92	$37.94 - $46.78
Q2 2019	105,312	$4,331	$38.48	$32.76 - $46.23
Q1 2019	24,372	$910	$38.83	$32.85 - $45.70
Q1 2017	9,127	$215	$24.52	$22.73 - $26.84
Q4 2016	10,402	$254	$21.85	$18.94 - $25.19
Q3 2016	23,082	$503	$20.85	$17.59 - $23.60
Q2 2016	22,097	$414	$18.11	$15.62 - $21.87
Q1 2016	17,462	$332	$18.47	$16.32 - $21.14
Q4 2015	17,157	$355	$22.97	$18.98 - $25.46
Q3 2015	17,157	$355	$23.24	$17.97 - $26.50
Q2 2015	45,697	$1,082	$22.84	$18.75 - $26.20
Q1 2015	15,157	$293	$19.93	$17.86 - $21.47
Q4 2013	102,702	$2,458	$23.81	$20.93 - $27.94
Q3 2013	149,027	$3,727	$22.53	$19.37 - $26.17
Q2 2013	111,897	$2,174	$16.65	$14.14 - $20.60