Palo Alto Networks, Datadog, Zscaler, and SentinelOne shares skyrocket, what you need to know
Published . Updated .
A number of stocks jumped in the afternoon session after cybersecurity stocks surged as investors reacted to a massive new wave of artificial intelligence-enabled cyber threats that industry experts have dubbed "Black October."
Directly affected
- PANW Palo Alto Networks-5.1%
Named in this report.
- DDOG Datadog+16.6%
Named in this report.
- ZS Zscaler+24.1%
Named in this report.
- S SentinelOne-0.4%
Named in this report.
Indirectly affected
- No related companies are mapped for this report yet.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| PANW | -8.84% | -8.77% | base | after close | after close | after close | after close |
| DDOG | -3.48% | +1.26% | base | after close | after close | after close | after close |
| ZS | -16.77% | -9.39% | base | after close | after close | after close | after close |
| S | -9.56% | -5.14% | base | after close | after close | after close | after close |
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.
Market Call
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Palo Alto Networks, Datadog, Zscaler, and SentinelOne shares skyrocket, what you need to know Yahoo Finance
Source: Yahoo Finance
This story
| Company | When | Move | Status |
|---|---|---|---|
| DDOG | three days earlier | +1.26% | final price |
| DDOG | five days earlier | -3.48% | final price |
| GLD | three days earlier | +3.37% | final price |
| GLD | five days earlier | +3.56% | final price |
| PANW | three days earlier | -8.77% | final price |
| PANW | five days earlier | -8.84% | final price |
| QQQ | three days earlier | +2.99% | final price |
| QQQ | five days earlier | +2.00% | final price |
| S | three days earlier | -5.14% | final price |
| S | five days earlier | -9.56% | final price |
| SPY | three days earlier | +1.75% | final price |
| SPY | five days earlier | +0.89% | final price |
| TLT | three days earlier | -1.35% | final price |
| TLT | five days earlier | -2.31% | final price |
| ZS | three days earlier | -9.39% | final price |
| ZS | five days earlier | -16.77% | final price |
Trades by members of Congress and officials in the stocks in this story
- Donald J Trump, an executive branch official, sold Palo Alto Networks (PANW), worth $15,001 - $50,000 on 28 Aug 2026. That is 57 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 85 days before publication. Filed 10 Aug 2026. View the filing.
- Rep. Jonathan Jackson bought Datadog (DDOG) (jointly held), worth $50,001 - $100,000 on 28 Sep 2026. That is 26 days before publication. Filed 19 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar sold Datadog (DDOG), worth $1,001 - $15,000 on 24 Sep 2026. That is 30 days before publication. Filed 7 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
“Palo Alto Networks, Datadog, Zscaler, and SentinelOne shares skyrocket, what you need to know” scores 12 out of 100. The score uses 1 sources.