XIE MICHAEL (VP, Engineering & CTO) sold 0.0% of their position (2.48K shares) of FORTINET, INC. on the open market

Open‑market sale worth $220.3K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 4 sales

XIE MICHAEL

Filed: 5/5/2026ACC: 0001475586-26-000010

InsiderXIE MICHAELCIK 1475586

→

IssuerFORTINET, INC.CIK 1262039

DirectorOfficer· VP, Engineering & CTO

Since Aug 2018

-5.66K

Net shares

Net seller

$495.0K

Total sold

Open market trades

0B · 4S

Total transactions

6.30K acquired · 11.97K disposed

Non-Derivative Transactions8

Common Stock

Direct

M · Option Exercise

+2.76K

Price / share

—

Trade value

—

% of position

0.0%

5/1/2026

9.93M→9.93M

Common Stock

Direct

M · Option Exercise

+2.24K

Price / share

—

Trade value

—

% of position

0.0%

5/1/2026

9.93M→9.93M

Common Stock

Direct

M · Option Exercise

+1.30K

Price / share

—

Trade value

—

% of position

0.0%

5/1/2026

9.93M→9.93M

Common Stock

Direct

F · Tax Withholding

−3.18K

Price / share

$86.29

Trade value

$274.75K

% of position

0.0%

5/1/2026

9.93M→9.93M

Common Stock

Direct

S · Sale

−190.00

Price / share

$87.04

Trade value

$16.54K

% of position

0.0%

5/4/2026

9.93M→9.93M

Common Stock

Direct

S · Sale

−197.00

Price / share

$88.09

Trade value

$17.35K

% of position

0.0%

5/4/2026

9.93M→9.93M

Common Stock

Direct

S · Sale

−2.03K

Price / share

$89.12

Trade value

$180.75K

% of position

0.0%

5/4/2026

9.93M→9.93M

Common Stock

Direct

S · Sale

−63.00

Price / share

$89.61

Trade value

$5.65K

% of position

0.0%

5/4/2026

9.93M→9.93M

Total

Net shares

+643.00

Net value

-$495.03K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/1/2026	M · Option Exercise	+2.76K	—	—	0.0%	9.93M	9.93M
Common Stock Direct	5/1/2026	M · Option Exercise	+2.24K	—	—	0.0%	9.93M	9.93M
Common Stock Direct	5/1/2026	M · Option Exercise	+1.30K	—	—	0.0%	9.93M	9.93M
Common Stock Direct	5/1/2026	F · Tax Withholding	−3.18K	$86.29	$274.75K	0.0%	9.93M	9.93M
Common Stock Direct	5/4/2026	S · Sale	−190.00	$87.04	$16.54K	0.0%	9.93M	9.93M
Common Stock Direct	5/4/2026	S · Sale	−197.00	$88.09	$17.35K	0.0%	9.93M	9.93M
Common Stock Direct	5/4/2026	S · Sale	−2.03K	$89.12	$180.75K	0.0%	9.93M	9.93M
Common Stock Direct	5/4/2026	S · Sale	−63.00	$89.61	$5.65K	0.0%	9.93M	9.93M
Total			+643.00		-$495.03K

Derivative Transactions3

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

2.76K shares

−2.76K

Strike price

Held after

8.29K

Exercisable

—

5/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

2.24K shares

−2.24K

Strike price

Held after

15.70K

Exercisable

—

5/1/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

1.30K shares

−1.30K

Strike price

Held after

14.30K

Exercisable

—

5/1/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Units Direct	Common Stock2.76K shares	5/1/2026	M · Option Exercise	−2.76K	—	8.29K
Restricted Stock Units Direct	Common Stock2.24K shares	5/1/2026	M · Option Exercise	−2.24K	—	15.70K
Restricted Stock Units Direct	Common Stock1.30K shares	5/1/2026	M · Option Exercise	−1.30K	—	14.30K

Non-Derivative Holdings (Post-Transaction)5

Common Stock

Indirect

Shares owned19.83M

Common Stock

Indirect

Shares owned5.51M

Common Stock

Indirect

Shares owned5.51M

Common Stock

Indirect

Shares owned7.57M

Common Stock

Indirect

Shares owned7.57M

Total

46M indirect46M

Security Title	Shares Owned	Ownership Type
Common Stock	19.83M	Indirect
Common Stock	5.51M	Indirect
Common Stock	5.51M	Indirect
Common Stock	7.57M	Indirect
Common Stock	7.57M	Indirect
Total	46M	46M indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported