CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

ProShare Advisors LLC's Holding History (CIK: 0001357955)

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

Q4 2025

Shares 5,656 Value ($000) $1,323 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 6,011 Value ($000) $876 Avg Close $101.84 Range $76.89 - $146.53

Q2 2025

Shares 6,301 Value ($000) $512 Avg Close $71.73 Range $49.21 - $86.21

Q1 2025

Shares 6,054 Value ($000) $366 Avg Close $79.05 Range $58.04 - $101.44

Q4 2024

Shares 6,756 Value ($000) $573 Avg Close $71.76 Range $59.60 - $91.82

Q3 2024

Shares 6,264 Value ($000) $386 Avg Close $52.69 Range $44.89 - $63.06

Q2 2024

Shares 6,819 Value ($000) $329 Avg Close $47.46 Range $43.30 - $53.58

Q1 2024

Shares 7,080 Value ($000) $350 Avg Close $52.75 Range $44.22 - $63.24

Q4 2023

Shares 7,777 Value ($000) $350 Avg Close $44.09 Range $39.94 - $48.36

Q3 2023

Shares 8,074 Value ($000) $382 Avg Close $44.08 Range $40.10 - $50.72

Q2 2023

Shares 8,714 Value ($000) $370 Avg Close $45.54 Range $40.84 - $52.67

Q1 2023

Shares 8,829 Value ($000) $464 Avg Close $49.92 Range $45.83 - $54.25

Q4 2022

Shares 14,069 Value ($000) $717 Avg Close $45.21 Range $38.33 - $52.51

Q3 2022

Shares 13,679 Value ($000) $554 Avg Close $48.05 Range $39.44 - $56.38

Q2 2022

Shares 14,933 Value ($000) $683 Avg Close $51.84 Range $41.63 - $61.78

Q1 2022

Shares 21,279 Value ($000) $1,289 Avg Close $65.45 Range $53.29 - $77.38

Q4 2021

Shares 26,013 Value ($000) $2,002 Avg Close $61.70 Range $51.01 - $78.28

Q3 2021

Shares 19,713 Value ($000) $1,012 Avg Close $55.54 Range $50.34 - $58.85

Q2 2021

Shares 20,824 Value ($000) $1,185 Avg Close $55.12 Range $49.51 - $61.09

Q1 2021

Shares 20,564 Value ($000) $1,125 Avg Close $53.81 Range $47.52 - $57.57

Q4 2020

Shares 19,866 Value ($000) $1,050 Avg Close $44.43 Range $38.03 - $54.05

Q3 2020

Shares 17,565 Value ($000) $697 Avg Close $52.62 Range $38.20 - $61.52

Q2 2020

Shares 17,600 Value ($000) $953 Avg Close $49.71 Range $38.00 - $57.19

Q1 2020

Shares 11,954 Value ($000) $476 Avg Close $41.03 Range $30.58 - $44.61

Q4 2019

Shares 21,486 Value ($000) $917 Avg Close $38.10 Range $33.22 - $43.97

Q3 2019

Shares 19,376 Value ($000) $760 Avg Close $41.92 Range $37.94 - $46.78

Q2 2019

Shares 33,846 Value ($000) $1,392 Avg Close $38.48 Range $32.76 - $46.23

Q1 2019

Shares 34,420 Value ($000) $1,285 Avg Close $38.83 Range $32.85 - $45.70

Q4 2018

Shares 30,943 Value ($000) $1,049 Avg Close $31.69 Range $28.23 - $36.55

Q3 2018

Shares 38,472 Value ($000) $1,202 Avg Close $28.02 Range $25.19 - $32.33

Q2 2018

Shares 40,596 Value ($000) $1,076 Avg Close $25.40 Range $22.99 - $27.10

Q1 2018

Shares 38,618 Value ($000) $1,000 Avg Close $23.53 Range $20.71 - $27.73

Q4 2017

Shares 39,262 Value ($000) $822 Avg Close $21.20 Range $19.40 - $22.63

Q3 2017

Shares 23,490 Value ($000) $516 Avg Close $23.93 Range $20.86 - $26.92

Q2 2017

Shares 27,455 Value ($000) $687 Avg Close $23.96 Range $21.43 - $27.98

Q1 2017

Shares 30,849 Value ($000) $728 Avg Close $24.52 Range $22.73 - $26.84

Q4 2016

Shares 38,437 Value ($000) $938 Avg Close $21.85 Range $18.94 - $25.19

Q3 2016

Shares 26,475 Value ($000) $577 Avg Close $20.85 Range $17.59 - $23.60

Q2 2016

Shares 31,881 Value ($000) $598 Avg Close $18.11 Range $15.62 - $21.87

Q1 2016

Shares 30,327 Value ($000) $577 Avg Close $18.47 Range $16.32 - $21.14

Q4 2015

Shares 33,329 Value ($000) $690 Avg Close $22.97 Range $18.98 - $25.46

Q3 2015

Shares 24,641 Value ($000) $511 Avg Close $23.24 Range $17.97 - $26.50

Q2 2015

Shares 32,978 Value ($000) $781 Avg Close $22.84 Range $18.75 - $26.20

Q1 2015

Shares 38,218 Value ($000) $738 Avg Close $19.93 Range $17.86 - $21.47

Q4 2014

Shares 43,452 Value ($000) $843 Avg Close $16.70 Range $13.77 - $20.14

Q3 2014

Shares 99,385 Value ($000) $1,662 Avg Close $19.60 Range $16.66 - $22.46

Q2 2014

Shares 101,804 Value ($000) $2,205 Avg Close $20.54 Range $18.00 - $24.21

Q1 2014

Shares 116,481 Value ($000) $2,649 Avg Close $23.52 Range $21.41 - $27.16

Q4 2013

Shares 84,761 Value ($000) $2,028 Avg Close $23.81 Range $20.93 - $27.94

Q3 2013

Shares 74,848 Value ($000) $1,870 Avg Close $22.53 Range $19.37 - $26.17

Q2 2013

Shares 72,947 Value ($000) $1,417 Avg Close $16.65 Range $14.14 - $20.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,656	$1,323	$194.00	$143.19 - $248.00
Q3 2025	6,011	$876	$101.84	$76.89 - $146.53
Q2 2025	6,301	$512	$71.73	$49.21 - $86.21
Q1 2025	6,054	$366	$79.05	$58.04 - $101.44
Q4 2024	6,756	$573	$71.76	$59.60 - $91.82
Q3 2024	6,264	$386	$52.69	$44.89 - $63.06
Q2 2024	6,819	$329	$47.46	$43.30 - $53.58
Q1 2024	7,080	$350	$52.75	$44.22 - $63.24
Q4 2023	7,777	$350	$44.09	$39.94 - $48.36
Q3 2023	8,074	$382	$44.08	$40.10 - $50.72
Q2 2023	8,714	$370	$45.54	$40.84 - $52.67
Q1 2023	8,829	$464	$49.92	$45.83 - $54.25
Q4 2022	14,069	$717	$45.21	$38.33 - $52.51
Q3 2022	13,679	$554	$48.05	$39.44 - $56.38
Q2 2022	14,933	$683	$51.84	$41.63 - $61.78
Q1 2022	21,279	$1,289	$65.45	$53.29 - $77.38
Q4 2021	26,013	$2,002	$61.70	$51.01 - $78.28
Q3 2021	19,713	$1,012	$55.54	$50.34 - $58.85
Q2 2021	20,824	$1,185	$55.12	$49.51 - $61.09
Q1 2021	20,564	$1,125	$53.81	$47.52 - $57.57
Q4 2020	19,866	$1,050	$44.43	$38.03 - $54.05
Q3 2020	17,565	$697	$52.62	$38.20 - $61.52
Q2 2020	17,600	$953	$49.71	$38.00 - $57.19
Q1 2020	11,954	$476	$41.03	$30.58 - $44.61
Q4 2019	21,486	$917	$38.10	$33.22 - $43.97
Q3 2019	19,376	$760	$41.92	$37.94 - $46.78
Q2 2019	33,846	$1,392	$38.48	$32.76 - $46.23
Q1 2019	34,420	$1,285	$38.83	$32.85 - $45.70
Q4 2018	30,943	$1,049	$31.69	$28.23 - $36.55
Q3 2018	38,472	$1,202	$28.02	$25.19 - $32.33
Q2 2018	40,596	$1,076	$25.40	$22.99 - $27.10
Q1 2018	38,618	$1,000	$23.53	$20.71 - $27.73
Q4 2017	39,262	$822	$21.20	$19.40 - $22.63
Q3 2017	23,490	$516	$23.93	$20.86 - $26.92
Q2 2017	27,455	$687	$23.96	$21.43 - $27.98
Q1 2017	30,849	$728	$24.52	$22.73 - $26.84
Q4 2016	38,437	$938	$21.85	$18.94 - $25.19
Q3 2016	26,475	$577	$20.85	$17.59 - $23.60
Q2 2016	31,881	$598	$18.11	$15.62 - $21.87
Q1 2016	30,327	$577	$18.47	$16.32 - $21.14
Q4 2015	33,329	$690	$22.97	$18.98 - $25.46
Q3 2015	24,641	$511	$23.24	$17.97 - $26.50
Q2 2015	32,978	$781	$22.84	$18.75 - $26.20
Q1 2015	38,218	$738	$19.93	$17.86 - $21.47
Q4 2014	43,452	$843	$16.70	$13.77 - $20.14
Q3 2014	99,385	$1,662	$19.60	$16.66 - $22.46
Q2 2014	101,804	$2,205	$20.54	$18.00 - $24.21
Q1 2014	116,481	$2,649	$23.52	$21.41 - $27.16
Q4 2013	84,761	$2,028	$23.81	$20.93 - $27.94
Q3 2013	74,848	$1,870	$22.53	$19.37 - $26.17
Q2 2013	72,947	$1,417	$16.65	$14.14 - $20.60