Fortinet’s stock is taking a dive after earnings. Here’s why.
Published . Updated .
Cybersecurity stocks are broadly falling as growth slows significantly in one of Fortinet’s business segments.
Directly affected
- FTNT Fortinet+1.0% 30d
Named in this report.
Indirectly affected
- XLK Technology Select Sector SPDR+9.1% 16d
Technology Select Sector SPDR holds the technology sector that Fortinet belongs to, so it often moves with news about it.
- PANW Palo Alto Networks+5.2% 30d
Palo Alto Networks is a peer of Fortinet in computer peripheral equipment; rivals often move on the same news.
- LOGI Logitech International S.A-2.1% 18d
Logitech International S.A is a peer of Fortinet in computer peripheral equipment; rivals often move on the same news.
- AAPL Apple+2.0% 30d
Apple is a large technology company like Fortinet; big names in a sector often move together.
- CSCO Cisco Systems+0.1% 30d
Cisco Systems is a large technology company like Fortinet; big names in a sector often move together.
- DELL Dell Technologies-16.1% 30d
Dell Technologies is a large technology company like Fortinet; big names in a sector often move together.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| FTNT | -0.71% | +5.24% | base | -20.15% | after close | after close | after close |
| XLKNo price data for this ticker | — | — | — | — | — | — | — |
| PANWNo price data for this ticker | — | — | — | — | — | — | — |
| LOGINo price data for this ticker | — | — | — | — | — | — | — |
| AAPLNo price data for this ticker | — | — | — | — | — | — | — |
| CSCONo price data for this ticker | — | — | — | — | — | — | — |
| DELLNo price data for this ticker | — | — | — | — | — | — | — |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
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Cybersecurity stocks are broadly falling as growth slows significantly in one of Fortinet’s business segments.
Source: MarketWatch
This story
| Company | When | Move | Status |
|---|---|---|---|
| FTNT | that day | -20.15% | final price |
| FTNT | three days earlier | +5.24% | final price |
| FTNT | five days earlier | -0.71% | final price |
Trades by members of Congress and officials in the stocks in this story
- Donald J Trump, an executive branch official, sold Fortinet (FTNT), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Palo Alto Networks (PANW), worth $15,001 - $50,000 on 28 Aug 2026. That is 61 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Palo Alto Networks (PANW), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. John J McGuire III sold Palo Alto Networks (PANW) (held by a spouse), worth $1,001 - $15,000 on 31 Jul 2026. That is 89 days before publication. Filed 10 Aug 2026. View the filing.
- Rep. Pete Sessions sold Apple (AAPL) (held by a spouse), worth $100,001 - $250,000 on 22 Sep 2026. That is 36 days before publication. Filed 22 Sep 2026. View the filing.
- Rep. Cleo Fields bought Apple (AAPL), worth $1,001 - $15,000 on 8 Sep 2026. That is 50 days before publication. Filed 1 Oct 2026. View the filing.
- Rep. Kevin Hern sold Apple (AAPL) (held by a dependent child), worth $1,001 - $15,000 on 8 Sep 2026. That is 50 days before publication. Filed 25 Sep 2026. View the filing.
- Rep. Rohit Khanna bought Cisco Systems (CSCO) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Cisco Systems (CSCO), worth $15,001 - $50,000 on 24 Sep 2026. That is 34 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Cisco Systems (CSCO), worth $1,001 - $15,000 on 24 Sep 2026. That is 34 days before publication. Filed 7 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Dell Technologies (DELL), worth $15,001 - $50,000 on 28 Aug 2026. That is 61 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Dell Technologies (DELL), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
This story
12 out of 100
“Fortinet’s stock is taking a dive after earnings. Here’s why.” scores 12 out of 100. The score uses 1 sources.