CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

KING LUTHER CAPITAL MANAGEMENT CORP's Holding History (CIK: 0000310051)

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

Q4 2025

Shares 46,333 Value ($000) $10,836 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 46,820 Value ($000) $6,820 Avg Close $101.84 Range $76.89 - $146.53

Q2 2025

Shares 46,820 Value ($000) $3,808 Avg Close $71.73 Range $49.21 - $86.21

Q1 2025

Shares 31,530 Value ($000) $1,905 Avg Close $79.05 Range $58.04 - $101.44

Q3 2021

Shares 17,362 Value ($000) $892 Avg Close $55.54 Range $50.34 - $58.85

Q2 2021

Shares 18,982 Value ($000) $1,080 Avg Close $55.12 Range $49.51 - $61.09

Q1 2021

Shares 19,312 Value ($000) $1,057 Avg Close $53.81 Range $47.52 - $57.57

Q4 2020

Shares 19,577 Value ($000) $1,035 Avg Close $44.43 Range $38.03 - $54.05

Q3 2020

Shares 19,563 Value ($000) $776 Avg Close $52.62 Range $38.20 - $61.52

Q2 2020

Shares 12,867 Value ($000) $697 Avg Close $49.71 Range $38.00 - $57.19

Q2 2016

Shares 303,594 Value ($000) $5,692 Avg Close $18.11 Range $15.62 - $21.87

Q1 2016

Shares 327,099 Value ($000) $6,221 Avg Close $18.47 Range $16.32 - $21.14

Q4 2015

Shares 592,939 Value ($000) $12,268 Avg Close $22.97 Range $18.98 - $25.46

Q3 2015

Shares 598,734 Value ($000) $12,406 Avg Close $23.24 Range $17.97 - $26.50

Q2 2015

Shares 1,086,095 Value ($000) $25,719 Avg Close $22.84 Range $18.75 - $26.20

Q1 2015

Shares 1,215,690 Value ($000) $23,475 Avg Close $19.93 Range $17.86 - $21.47

Q4 2014

Shares 1,710,965 Value ($000) $33,210 Avg Close $16.70 Range $13.77 - $20.14

Q3 2014

Shares 1,786,565 Value ($000) $29,871 Avg Close $19.60 Range $16.66 - $22.46

Q2 2014

Shares 1,996,685 Value ($000) $43,248 Avg Close $20.54 Range $18.00 - $24.21

Q1 2014

Shares 2,072,851 Value ($000) $47,137 Avg Close $23.52 Range $21.41 - $27.16

Q4 2013

Shares 2,175,185 Value ($000) $52,052 Avg Close $23.81 Range $20.93 - $27.94

Q3 2013

Shares 2,197,880 Value ($000) $54,967 Avg Close $22.53 Range $19.37 - $26.17

Q2 2013

Shares 2,253,610 Value ($000) $43,788 Avg Close $16.65 Range $14.14 - $20.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	46,333	$10,836	$194.00	$143.19 - $248.00
Q3 2025	46,820	$6,820	$101.84	$76.89 - $146.53
Q2 2025	46,820	$3,808	$71.73	$49.21 - $86.21
Q1 2025	31,530	$1,905	$79.05	$58.04 - $101.44
Q3 2021	17,362	$892	$55.54	$50.34 - $58.85
Q2 2021	18,982	$1,080	$55.12	$49.51 - $61.09
Q1 2021	19,312	$1,057	$53.81	$47.52 - $57.57
Q4 2020	19,577	$1,035	$44.43	$38.03 - $54.05
Q3 2020	19,563	$776	$52.62	$38.20 - $61.52
Q2 2020	12,867	$697	$49.71	$38.00 - $57.19
Q2 2016	303,594	$5,692	$18.11	$15.62 - $21.87
Q1 2016	327,099	$6,221	$18.47	$16.32 - $21.14
Q4 2015	592,939	$12,268	$22.97	$18.98 - $25.46
Q3 2015	598,734	$12,406	$23.24	$17.97 - $26.50
Q2 2015	1,086,095	$25,719	$22.84	$18.75 - $26.20
Q1 2015	1,215,690	$23,475	$19.93	$17.86 - $21.47
Q4 2014	1,710,965	$33,210	$16.70	$13.77 - $20.14
Q3 2014	1,786,565	$29,871	$19.60	$16.66 - $22.46
Q2 2014	1,996,685	$43,248	$20.54	$18.00 - $24.21
Q1 2014	2,072,851	$47,137	$23.52	$21.41 - $27.16
Q4 2013	2,175,185	$52,052	$23.81	$20.93 - $27.94
Q3 2013	2,197,880	$54,967	$22.53	$19.37 - $26.17
Q2 2013	2,253,610	$43,788	$16.65	$14.14 - $20.60