CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

JOHN G ULLMAN & ASSOCIATES INC's Holding History (CIK: 0000919530)

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

Q4 2025

Shares 16,500 Value ($000) $3,859 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 16,700 Value ($000) $2,433 Avg Close $101.84 Range $76.89 - $146.53

Q2 2025

Shares 16,700 Value ($000) $1,358 Avg Close $71.73 Range $49.21 - $86.21

Q1 2025

Shares 16,700 Value ($000) $1,009 Avg Close $79.05 Range $58.04 - $101.44

Q4 2024

Shares 17,100 Value ($000) $1,450 Avg Close $71.76 Range $59.60 - $91.82

Q3 2024

Shares 17,100 Value ($000) $1,053 Avg Close $52.69 Range $44.89 - $63.06

Q2 2024

Shares 17,500 Value ($000) $843 Avg Close $47.46 Range $43.30 - $53.58

Q1 2024

Shares 16,500 Value ($000) $816 Avg Close $52.75 Range $44.22 - $63.24

Q4 2023

Shares 14,600 Value ($000) $657 Avg Close $44.09 Range $39.94 - $48.36

Q3 2023

Shares 14,400 Value ($000) $681 Avg Close $44.08 Range $40.10 - $50.72

Q2 2023

Shares 14,700 Value ($000) $625 Avg Close $45.54 Range $40.84 - $52.67

Q1 2023

Shares 11,000 Value ($000) $1 Avg Close $49.92 Range $45.83 - $54.25

Q4 2022

Shares 11,000 Value ($000) $1 Avg Close $45.21 Range $38.33 - $52.51

Q3 2022

Shares 6,400 Value ($000) $259 Avg Close $48.05 Range $39.44 - $56.38

Q2 2022

Shares 6,400 Value ($000) $292 Avg Close $51.84 Range $41.63 - $61.78

Q1 2022

Shares 5,500 Value ($000) $333 Avg Close $65.45 Range $53.29 - $77.38

Q4 2021

Shares 5,500 Value ($000) $423 Avg Close $61.70 Range $51.01 - $78.28

Q3 2021

Shares 5,400 Value ($000) $277 Avg Close $55.54 Range $50.34 - $58.85

Q2 2021

Shares 5,600 Value ($000) $319 Avg Close $55.12 Range $49.51 - $61.09

Q1 2021

Shares 5,600 Value ($000) $306 Avg Close $53.81 Range $47.52 - $57.57

Q4 2020

Shares 5,600 Value ($000) $296 Avg Close $44.43 Range $38.03 - $54.05

Q1 2019

Shares 5,500 Value ($000) $205 Avg Close $38.83 Range $32.85 - $45.70

Q4 2018

Shares 268,900 Value ($000) $9,118 Avg Close $31.69 Range $28.23 - $36.55

Q3 2018

Shares 275,000 Value ($000) $8,591 Avg Close $28.02 Range $25.19 - $32.33

Q2 2018

Shares 255,966 Value ($000) $6,786 Avg Close $25.40 Range $22.99 - $27.10

Q1 2018

Shares 263,033 Value ($000) $6,813 Avg Close $23.53 Range $20.71 - $27.73

Q4 2017

Shares 230,133 Value ($000) $4,817 Avg Close $21.20 Range $19.40 - $22.63

Q3 2017

Shares 226,033 Value ($000) $4,966 Avg Close $23.93 Range $20.86 - $26.92

Q2 2017

Shares 194,350 Value ($000) $4,863 Avg Close $23.96 Range $21.43 - $27.98

Q1 2017

Shares 158,200 Value ($000) $3,735 Avg Close $24.52 Range $22.73 - $26.84

Q4 2016

Shares 160,400 Value ($000) $3,915 Avg Close $21.85 Range $18.94 - $25.19

Q3 2016

Shares 177,100 Value ($000) $3,861 Avg Close $20.85 Range $17.59 - $23.60

Q2 2016

Shares 170,500 Value ($000) $3,197 Avg Close $18.11 Range $15.62 - $21.87

Q1 2016

Shares 79,500 Value ($000) $1,512 Avg Close $18.47 Range $16.32 - $21.14

Q4 2015

Shares 135,800 Value ($000) $2,810 Avg Close $22.97 Range $18.98 - $25.46

Q3 2015

Shares 118,900 Value ($000) $2,464 Avg Close $23.24 Range $17.97 - $26.50

Q2 2015

Shares 24,700 Value ($000) $585 Avg Close $22.84 Range $18.75 - $26.20

Q2 2014

Shares 10,400 Value ($000) $225 Avg Close $20.54 Range $18.00 - $24.21

Q1 2014

Shares 10,550 Value ($000) $240 Avg Close $23.52 Range $21.41 - $27.16

Q4 2013

Shares 11,050 Value ($000) $264 Avg Close $23.81 Range $20.93 - $27.94

Q3 2013

Shares 13,250 Value ($000) $331 Avg Close $22.53 Range $19.37 - $26.17

Q2 2013

Shares 18,950 Value ($000) $368 Avg Close $16.65 Range $14.14 - $20.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,500	$3,859	$194.00	$143.19 - $248.00
Q3 2025	16,700	$2,433	$101.84	$76.89 - $146.53
Q2 2025	16,700	$1,358	$71.73	$49.21 - $86.21
Q1 2025	16,700	$1,009	$79.05	$58.04 - $101.44
Q4 2024	17,100	$1,450	$71.76	$59.60 - $91.82
Q3 2024	17,100	$1,053	$52.69	$44.89 - $63.06
Q2 2024	17,500	$843	$47.46	$43.30 - $53.58
Q1 2024	16,500	$816	$52.75	$44.22 - $63.24
Q4 2023	14,600	$657	$44.09	$39.94 - $48.36
Q3 2023	14,400	$681	$44.08	$40.10 - $50.72
Q2 2023	14,700	$625	$45.54	$40.84 - $52.67
Q1 2023	11,000	$1	$49.92	$45.83 - $54.25
Q4 2022	11,000	$1	$45.21	$38.33 - $52.51
Q3 2022	6,400	$259	$48.05	$39.44 - $56.38
Q2 2022	6,400	$292	$51.84	$41.63 - $61.78
Q1 2022	5,500	$333	$65.45	$53.29 - $77.38
Q4 2021	5,500	$423	$61.70	$51.01 - $78.28
Q3 2021	5,400	$277	$55.54	$50.34 - $58.85
Q2 2021	5,600	$319	$55.12	$49.51 - $61.09
Q1 2021	5,600	$306	$53.81	$47.52 - $57.57
Q4 2020	5,600	$296	$44.43	$38.03 - $54.05
Q1 2019	5,500	$205	$38.83	$32.85 - $45.70
Q4 2018	268,900	$9,118	$31.69	$28.23 - $36.55
Q3 2018	275,000	$8,591	$28.02	$25.19 - $32.33
Q2 2018	255,966	$6,786	$25.40	$22.99 - $27.10
Q1 2018	263,033	$6,813	$23.53	$20.71 - $27.73
Q4 2017	230,133	$4,817	$21.20	$19.40 - $22.63
Q3 2017	226,033	$4,966	$23.93	$20.86 - $26.92
Q2 2017	194,350	$4,863	$23.96	$21.43 - $27.98
Q1 2017	158,200	$3,735	$24.52	$22.73 - $26.84
Q4 2016	160,400	$3,915	$21.85	$18.94 - $25.19
Q3 2016	177,100	$3,861	$20.85	$17.59 - $23.60
Q2 2016	170,500	$3,197	$18.11	$15.62 - $21.87
Q1 2016	79,500	$1,512	$18.47	$16.32 - $21.14
Q4 2015	135,800	$2,810	$22.97	$18.98 - $25.46
Q3 2015	118,900	$2,464	$23.24	$17.97 - $26.50
Q2 2015	24,700	$585	$22.84	$18.75 - $26.20
Q2 2014	10,400	$225	$20.54	$18.00 - $24.21
Q1 2014	10,550	$240	$23.52	$21.41 - $27.16
Q4 2013	11,050	$264	$23.81	$20.93 - $27.94
Q3 2013	13,250	$331	$22.53	$19.37 - $26.17
Q2 2013	18,950	$368	$16.65	$14.14 - $20.60