CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

BALYASNY ASSET MANAGEMENT L.P.'s Holding History (CIK: 0001218710)

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

Q4 2025

Shares 440,086 Value ($000) $102,923 Avg Close $194.00 Range $143.19 - $248.00

Q3 2025

Shares 623,674 Value ($000) $90,851 Avg Close $101.84 Range $76.89 - $146.53

Q2 2025

Shares 1,032,393 Value ($000) $83,965 Avg Close $71.73 Range $49.21 - $86.21

Q1 2025

Shares 28,070 Value ($000) $1,696 Avg Close $79.05 Range $58.04 - $101.44

Q4 2024

Shares 24,312 Value ($000) $2,062 Avg Close $71.76 Range $59.60 - $91.82

Q3 2024

Shares 47,498 Value ($000) $2,925 Avg Close $52.69 Range $44.89 - $63.06

Q1 2024

Shares 315,641 Value ($000) $15,608 Avg Close $52.75 Range $44.22 - $63.24

Q4 2023

Shares 269,084 Value ($000) $12,111 Avg Close $44.09 Range $39.94 - $48.36

Q3 2023

Shares 265,920 Value ($000) $12,567 Avg Close $44.08 Range $40.10 - $50.72

Q2 2023

Shares 64,604 Value ($000) $2,745 Avg Close $45.54 Range $40.84 - $52.67

Q1 2023

Shares 1,426,830 Value ($000) $74,937 Avg Close $49.92 Range $45.83 - $54.25

Q4 2022

Shares 714,147 Value ($000) $36,407 Avg Close $45.21 Range $38.33 - $52.51

Q3 2022

Shares 196,484 Value ($000) $7,944 Avg Close $48.05 Range $39.44 - $56.38

Q1 2022

Shares 17,940 Value ($000) $1,088 Avg Close $65.45 Range $53.29 - $77.38

Q4 2021

Shares 44,055 Value ($000) $3,391 Avg Close $61.70 Range $51.01 - $78.28

Q3 2021

Shares 80,269 Value ($000) $4,122 Avg Close $55.54 Range $50.34 - $58.85

Q4 2020

Shares 455,144 Value ($000) $24,054 Avg Close $44.43 Range $38.03 - $54.05

Q1 2019

Shares 6,934 Value ($000) $259 Avg Close $38.83 Range $32.85 - $45.70

Q1 2018

Shares 9,878 Value ($000) $256 Avg Close $23.53 Range $20.71 - $27.73

Q4 2017

Shares 891,162 Value ($000) $18,652 Avg Close $21.20 Range $19.40 - $22.63

Q3 2017

Shares 10,014 Value ($000) $220 Avg Close $23.93 Range $20.86 - $26.92

Q2 2017

Shares 266,408 Value ($000) $6,666 Avg Close $23.96 Range $21.43 - $27.98

Q1 2017

Shares 369,545 Value ($000) $8,725 Avg Close $24.52 Range $22.73 - $26.84

Q4 2016

Shares 406,971 Value ($000) $9,934 Avg Close $21.85 Range $18.94 - $25.19

Q2 2016

Shares 240,000 Value ($000) $4,500 Avg Close $18.11 Range $15.62 - $21.87

Q1 2016

Shares 573,030 Value ($000) $10,899 Avg Close $18.47 Range $16.32 - $21.14

Q4 2015

Shares 31,160 Value ($000) $645 Avg Close $22.97 Range $18.98 - $25.46

Q2 2015

Shares 1,732,900 Value ($000) $41,035 Avg Close $22.84 Range $18.75 - $26.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	440,086	$102,923	$194.00	$143.19 - $248.00
Q3 2025	623,674	$90,851	$101.84	$76.89 - $146.53
Q2 2025	1,032,393	$83,965	$71.73	$49.21 - $86.21
Q1 2025	28,070	$1,696	$79.05	$58.04 - $101.44
Q4 2024	24,312	$2,062	$71.76	$59.60 - $91.82
Q3 2024	47,498	$2,925	$52.69	$44.89 - $63.06
Q1 2024	315,641	$15,608	$52.75	$44.22 - $63.24
Q4 2023	269,084	$12,111	$44.09	$39.94 - $48.36
Q3 2023	265,920	$12,567	$44.08	$40.10 - $50.72
Q2 2023	64,604	$2,745	$45.54	$40.84 - $52.67
Q1 2023	1,426,830	$74,937	$49.92	$45.83 - $54.25
Q4 2022	714,147	$36,407	$45.21	$38.33 - $52.51
Q3 2022	196,484	$7,944	$48.05	$39.44 - $56.38
Q1 2022	17,940	$1,088	$65.45	$53.29 - $77.38
Q4 2021	44,055	$3,391	$61.70	$51.01 - $78.28
Q3 2021	80,269	$4,122	$55.54	$50.34 - $58.85
Q4 2020	455,144	$24,054	$44.43	$38.03 - $54.05
Q1 2019	6,934	$259	$38.83	$32.85 - $45.70
Q1 2018	9,878	$256	$23.53	$20.71 - $27.73
Q4 2017	891,162	$18,652	$21.20	$19.40 - $22.63
Q3 2017	10,014	$220	$23.93	$20.86 - $26.92
Q2 2017	266,408	$6,666	$23.96	$21.43 - $27.98
Q1 2017	369,545	$8,725	$24.52	$22.73 - $26.84
Q4 2016	406,971	$9,934	$21.85	$18.94 - $25.19
Q2 2016	240,000	$4,500	$18.11	$15.62 - $21.87
Q1 2016	573,030	$10,899	$18.47	$16.32 - $21.14
Q4 2015	31,160	$645	$22.97	$18.98 - $25.46
Q2 2015	1,732,900	$41,035	$22.84	$18.75 - $26.20