PALO ALTO NETWORKS INC

Ticker: PANW CUSIP: 697435105 Class: COM

ARDSLEY ADVISORY PARTNERS LP's Holding History (CIK: 0000900529)

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

Q4 2025

Shares 40,000 Value ($000) $7,368 Avg Close $201.75 Range $180.05 - $223.61

Q3 2025

Shares 31,300 Value ($000) $6,373 Avg Close $191.42 Range $165.21 - $210.39

Q2 2025

Shares 19,500 Value ($000) $3,990 Avg Close $185.70 Range $144.15 - $206.74

Q3 2024

Shares 21,000 Value ($000) $7,178 Avg Close $168.32 Range $142.01 - $187.69

Q2 2024

Shares 20,200 Value ($000) $6,848 Avg Close $149.57 Range $132.50 - $172.95

Q1 2024

Shares 4,000 Value ($000) $1,137 Avg Close $157.74 Range $130.04 - $190.42

Q1 2023

Shares 9,000 Value ($000) $1,798 Avg Close $84.74 Range $66.11 - $100.15

Q4 2022

Shares 9,100 Value ($000) $1,270 Avg Close $80.29 Range $68.37 - $89.50

Q3 2022

Shares 18,050 Value ($000) $2,956 Avg Close $86.60 Range $77.20 - $96.47

Q2 2022

Shares 4,500 Value ($000) $2,223 Avg Close $88.67 Range $70.26 - $106.82

Q1 2022

Shares 6,500 Value ($000) $4,046 Avg Close $89.50 Range $75.96 - $105.98

Q4 2021

Shares 3,000 Value ($000) $1,670 Avg Close $86.50 Range $77.19 - $95.44

Q3 2021

Shares 7,000 Value ($000) $3,353 Avg Close $70.26 Range $59.73 - $82.65

Q2 2021

Shares 6,250 Value ($000) $2,319 Avg Close $59.25 Range $53.70 - $64.45

Q1 2021

Shares 7,500 Value ($000) $2,415 Avg Close $59.44 Range $51.93 - $67.17

Q4 2020

Shares 7,500 Value ($000) $2,665 Avg Close $46.72 Range $36.56 - $62.50

Q3 2020

Shares 5,750 Value ($000) $1,407 Avg Close $41.60 Range $37.86 - $45.84

Q3 2019

Shares 7,500 Value ($000) $1,529 Avg Close $35.39 Range $32.03 - $38.32

Q3 2018

Shares 6,000 Value ($000) $1,351 Avg Close $36.40 Range $32.27 - $39.92

Q2 2018

Shares 67,500 Value ($000) $13,871 Avg Close $33.34 Range $29.60 - $36.23

Q1 2018

Shares 52,500 Value ($000) $9,531 Avg Close $27.78 Range $24.18 - $31.92

Q4 2017

Shares 7,000 Value ($000) $1,015 Avg Close $24.33 Range $22.64 - $26.14

Q4 2016

Shares 3,000 Value ($000) $375 Avg Close $23.96 Range $20.59 - $27.61

Q3 2016

Shares 3,000 Value ($000) $478 Avg Close $22.79 Range $19.50 - $26.67

Q4 2015

Shares 1,500 Value ($000) $264 Avg Close $28.85 Range $25.04 - $32.45

Q3 2015

Shares 1,200 Value ($000) $206 Avg Close $29.50 Range $23.40 - $33.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	40,000	$7,368	$201.75	$180.05 - $223.61
Q3 2025	31,300	$6,373	$191.42	$165.21 - $210.39
Q2 2025	19,500	$3,990	$185.70	$144.15 - $206.74
Q3 2024	21,000	$7,178	$168.32	$142.01 - $187.69
Q2 2024	20,200	$6,848	$149.57	$132.50 - $172.95
Q1 2024	4,000	$1,137	$157.74	$130.04 - $190.42
Q1 2023	9,000	$1,798	$84.74	$66.11 - $100.15
Q4 2022	9,100	$1,270	$80.29	$68.37 - $89.50
Q3 2022	18,050	$2,956	$86.60	$77.20 - $96.47
Q2 2022	4,500	$2,223	$88.67	$70.26 - $106.82
Q1 2022	6,500	$4,046	$89.50	$75.96 - $105.98
Q4 2021	3,000	$1,670	$86.50	$77.19 - $95.44
Q3 2021	7,000	$3,353	$70.26	$59.73 - $82.65
Q2 2021	6,250	$2,319	$59.25	$53.70 - $64.45
Q1 2021	7,500	$2,415	$59.44	$51.93 - $67.17
Q4 2020	7,500	$2,665	$46.72	$36.56 - $62.50
Q3 2020	5,750	$1,407	$41.60	$37.86 - $45.84
Q3 2019	7,500	$1,529	$35.39	$32.03 - $38.32
Q3 2018	6,000	$1,351	$36.40	$32.27 - $39.92
Q2 2018	67,500	$13,871	$33.34	$29.60 - $36.23
Q1 2018	52,500	$9,531	$27.78	$24.18 - $31.92
Q4 2017	7,000	$1,015	$24.33	$22.64 - $26.14
Q4 2016	3,000	$375	$23.96	$20.59 - $27.61
Q3 2016	3,000	$478	$22.79	$19.50 - $26.67
Q4 2015	1,500	$264	$28.85	$25.04 - $32.45
Q3 2015	1,200	$206	$29.50	$23.40 - $33.42