FORTINET INC

Ticker: FTNT CUSIP: 34959E109 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2025

Shares 36,413 Value ($000) $2,892 Avg Close $82.94 Range $75.31 - $87.66

Q4 2024

Shares 222,215 Value ($000) $21 Avg Close $88.94 Range $76.00 - $100.59

Q3 2024

Shares 112,855 Value ($000) $9 Avg Close $68.31 Range $54.57 - $78.18

Q2 2024

Shares 285,618 Value ($000) $17 Avg Close $62.18 Range $57.00 - $73.63

Q1 2024

Shares 133,256 Value ($000) $9 Avg Close $66.57 Range $56.94 - $73.91

Q3 2023

Shares 108,344 Value ($000) $6 Avg Close $66.20 Range $56.10 - $81.24

Q2 2023

Shares 3,150 Value ($000) $0 Avg Close $68.00 Range $60.33 - $76.27

Q1 2023

Shares 3,150 Value ($000) $0 Avg Close $56.85 Range $45.88 - $66.57

Q4 2022

Shares 22,077 Value ($000) $1 Avg Close $52.11 Range $42.61 - $58.29

Q3 2022

Shares 78,676 Value ($000) $3,865 Avg Close $54.17 Range $47.37 - $63.56

Q2 2022

Shares 48,668 Value ($000) $2,753 Avg Close $59.39 Range $48.73 - $71.52

Q1 2022

Shares 11,136 Value ($000) $3,805 Avg Close $62.17 Range $52.57 - $72.42

Q4 2021

Shares 24,589 Value ($000) $8,837 Avg Close $65.81 Range $56.95 - $74.35

Q3 2021

Shares 3,374 Value ($000) $817 Avg Close $57.90 Range $47.27 - $64.40

Q2 2021

Shares 4,396 Value ($000) $1,047 Avg Close $42.69 Range $37.09 - $49.47

Q1 2021

Shares 12,230 Value ($000) $2,255 Avg Close $32.72 Range $27.46 - $38.77

Q3 2020

Shares 4,414 Value ($000) $520 Avg Close $25.83 Range $22.52 - $30.39

Q2 2020

Shares 14,575 Value ($000) $2,000 Avg Close $25.11 Range $19.20 - $29.94

Q1 2020

Shares 8,768 Value ($000) $887 Avg Close $21.43 Range $14.04 - $24.36

Q4 2019

Shares 9,446 Value ($000) $1,008 Avg Close $18.82 Range $14.91 - $22.06

Q4 2018

Shares 539 Value ($000) $37 Avg Close $15.23 Range $12.88 - $18.87

Q1 2018

Shares 4,668 Value ($000) $250 Avg Close $9.74 Range $8.70 - $11.07

Q1 2017

Shares 3,311 Value ($000) $126 Avg Close $7.07 Range $5.98 - $7.71

Q4 2016

Shares 5,384 Value ($000) $162 Avg Close $6.25 Range $5.70 - $7.50

Q1 2016

Shares 2,642 Value ($000) $80 Avg Close $5.52 Range $4.63 - $6.20

Q4 2015

Shares 5,501 Value ($000) $171 Avg Close $7.18 Range $5.97 - $8.93

Q2 2015

Shares 595 Value ($000) $24 Avg Close $7.77 Range $6.68 - $8.82

Q1 2015

Shares 1,867 Value ($000) $65 Avg Close $6.53 Range $5.71 - $7.14

Q4 2014

Shares 620 Value ($000) $19 Avg Close $5.39 Range $4.62 - $6.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	36,413	$2,892	$82.94	$75.31 - $87.66
Q4 2024	222,215	$21	$88.94	$76.00 - $100.59
Q3 2024	112,855	$9	$68.31	$54.57 - $78.18
Q2 2024	285,618	$17	$62.18	$57.00 - $73.63
Q1 2024	133,256	$9	$66.57	$56.94 - $73.91
Q3 2023	108,344	$6	$66.20	$56.10 - $81.24
Q2 2023	3,150	$0	$68.00	$60.33 - $76.27
Q1 2023	3,150	$0	$56.85	$45.88 - $66.57
Q4 2022	22,077	$1	$52.11	$42.61 - $58.29
Q3 2022	78,676	$3,865	$54.17	$47.37 - $63.56
Q2 2022	48,668	$2,753	$59.39	$48.73 - $71.52
Q1 2022	11,136	$3,805	$62.17	$52.57 - $72.42
Q4 2021	24,589	$8,837	$65.81	$56.95 - $74.35
Q3 2021	3,374	$817	$57.90	$47.27 - $64.40
Q2 2021	4,396	$1,047	$42.69	$37.09 - $49.47
Q1 2021	12,230	$2,255	$32.72	$27.46 - $38.77
Q3 2020	4,414	$520	$25.83	$22.52 - $30.39
Q2 2020	14,575	$2,000	$25.11	$19.20 - $29.94
Q1 2020	8,768	$887	$21.43	$14.04 - $24.36
Q4 2019	9,446	$1,008	$18.82	$14.91 - $22.06
Q4 2018	539	$37	$15.23	$12.88 - $18.87
Q1 2018	4,668	$250	$9.74	$8.70 - $11.07
Q1 2017	3,311	$126	$7.07	$5.98 - $7.71
Q4 2016	5,384	$162	$6.25	$5.70 - $7.50
Q1 2016	2,642	$80	$5.52	$4.63 - $6.20
Q4 2015	5,501	$171	$7.18	$5.97 - $8.93
Q2 2015	595	$24	$7.77	$6.68 - $8.82
Q1 2015	1,867	$65	$6.53	$5.71 - $7.14
Q4 2014	620	$19	$5.39	$4.62 - $6.30