Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
2,835 shares @ $0
Traded
Sep 15, 2026
Filed
Sep 16, 2026
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Fortinet
FTNT
ManufacturingIndustrial Machinery
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
145 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Whittle John Chief Operating Officer | Sep 16, 2026 1-day lag | Exercise Sep 15, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Sep 16, 2026 1-day lag | Exercise Sep 15, 2026 | $176.08K Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Sep 16, 2026 1-day lag | Sale Sep 15, 2026 | $478.38K Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Sep 16, 2026 2-day lag | Exercise Sep 14, 2026 | $3.35M Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Sep 16, 2026 2-day lag | Sale Sep 14, 2026 | $8.72M Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Sep 16, 2026 2-day lag | Sale Sep 14, 2026 | $192.25K Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Sep 16, 2026 2-day lag | Exercise Sep 14, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Stavridis James G. Director | Aug 13, 2026 1-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Sim Judith Director | Aug 13, 2026 1-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Goldman Kenneth A Director | Aug 13, 2026 1-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Hu Jean X. Director | Aug 13, 2026 1-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Napolitano Janet Director | Aug 13, 2026 1-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Hsieh Ming Director | Aug 13, 2026 1-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Kan Derek T. Director | Aug 13, 2026 1-day lag | Award Aug 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Aug 4, 2026 3-day lag | Disposition Aug 1, 2026 | $374.1K Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Whittle John Chief Operating Officer | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 1-day lag | Sale Aug 3, 2026 | $131.18K Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 1-day lag | Sale Aug 3, 2026 | $32.35K Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 1-day lag | Sale Aug 3, 2026 | $231.79K Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 1-day lag | Sale Aug 3, 2026 | $112.25K Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 3-day lag | Disposition Aug 1, 2026 | $515.81K Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Xie Michael VP, Engineering & CTO | Aug 4, 2026 3-day lag | Exercise Aug 1, 2026 | $0 Filed shares x price | SEC Form 4 View filing |
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$176.08K
2,835 shares @ $62.11
Traded
Sep 15, 2026
Filed
Sep 16, 2026
Whittle John
Chief Operating Officer
Sale
Calculated transaction value
$478.38K
2,835 shares @ $168.74
Traded
Sep 15, 2026
Filed
Sep 16, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$3.35M
53,865 shares @ $62.11
Traded
Sep 14, 2026
Filed
Sep 16, 2026
Whittle John
Chief Operating Officer
Sale
Calculated transaction value
$8.72M
52,707 shares @ $165.43
Traded
Sep 14, 2026
Filed
Sep 16, 2026
Whittle John
Chief Operating Officer
Sale
Calculated transaction value
$192.25K
1,158 shares @ $166.02
Traded
Sep 14, 2026
Filed
Sep 16, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
53,865 shares @ $0
Traded
Sep 14, 2026
Filed
Sep 16, 2026
Stavridis James G.
Director
Award
Calculated transaction value
$0
1,836 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 13, 2026
Sim Judith
Director
Award
Calculated transaction value
$0
1,836 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 13, 2026
Goldman Kenneth A
Director
Award
Calculated transaction value
$0
1,836 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 13, 2026
Hu Jean X.
Director
Award
Calculated transaction value
$0
1,836 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 13, 2026
Napolitano Janet
Director
Award
Calculated transaction value
$0
1,836 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 13, 2026
Hsieh Ming
Director
Award
Calculated transaction value
$0
1,836 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 13, 2026
Kan Derek T.
Director
Award
Calculated transaction value
$0
1,836 shares @ $0
Traded
Aug 12, 2026
Filed
Aug 13, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
1,827 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
1,138 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Whittle John
Chief Operating Officer
Disposition
Calculated transaction value
$374.1K
2,310 shares @ $161.95
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
1,608 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
1,608 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
1,827 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Whittle John
Chief Operating Officer
Exercise
Calculated transaction value
$0
1,138 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Sale
Calculated transaction value
$131.18K
800 shares @ $163.98
Traded
Aug 3, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Sale
Calculated transaction value
$32.35K
200 shares @ $161.75
Traded
Aug 3, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Sale
Calculated transaction value
$231.79K
1,421 shares @ $163.12
Traded
Aug 3, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Sale
Calculated transaction value
$112.25K
700 shares @ $160.36
Traded
Aug 3, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Disposition
Calculated transaction value
$515.81K
3,185 shares @ $161.95
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Exercise
Calculated transaction value
$0
2,764 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Exercise
Calculated transaction value
$0
2,242 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Exercise
Calculated transaction value
$0
2,242 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026
Xie Michael
VP, Engineering & CTO
Exercise
Calculated transaction value
$0
2,764 shares @ $0
Traded
Aug 1, 2026
Filed
Aug 4, 2026