8-K - Guardant Health, Inc. (0001576280) (Filer)
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8-K - Guardant Health filed an 8-K with the SEC on Nov 3 (a notice of a material company event).
Directly affected
- GH Guardant Health-7.3% 9d
Named in this report.
Indirectly affected
- XLV Health Care Select Sector SPDR
Health Care Select Sector SPDR holds the health sector that Guardant Health belongs to, so it often moves with news about it.
- NTRA Natera-3.0% 30d
Natera is a peer of Guardant Health in medical laboratories; rivals often move on the same news.
- LH Labcorp Holdings+9.8% 30d
Labcorp Holdings is a peer of Guardant Health in medical laboratories; rivals often move on the same news.
- DGX Quest Diagnostics+6.8% 30d
Quest Diagnostics is a peer of Guardant Health in medical laboratories; rivals often move on the same news.
- CAI Caris Life Sciences+19.5% 30d
Caris Life Sciences is a peer of Guardant Health in medical laboratories; rivals often move on the same news.
- GRAL Grail+81.1% 9d
Grail is a peer of Guardant Health in medical laboratories; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| GH | +4.35% | +2.19% | base | after close | after close | after close | after close |
| XLV | -2.31% | +0.48% | base | after close | after close | after close | after close |
| NTRA | +9.23% | +6.59% | base | after close | after close | after close | after close |
| LH | +1.81% | +2.24% | base | after close | after close | after close | after close |
| DGX | -0.40% | +2.09% | base | after close | after close | after close | after close |
| CAI | +7.88% | +4.47% | base | after close | after close | after close | after close |
| GRAL | +13.11% | +2.76% | 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.
Filed: 2026-11-03 AccNo: 0001193125-26-445514 Size: 161 KB Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers Item 9.01: Financial St…
Source: sec-edgar
Guardant Health (GH) since “8-K - Guardant Health, Inc. (0001576280) (Filer),” compared with the market
| Company | When | Move | Status |
|---|---|---|---|
| Caris Life Sciences (CAI) | three days earlier | +4.47% | final price |
| Caris Life Sciences (CAI) | five days earlier | +7.88% | final price |
| Quest Diagnostics (DGX) | three days earlier | +2.09% | final price |
| Quest Diagnostics (DGX) | five days earlier | -0.40% | final price |
| Guardant Health (GH) | three days earlier | +2.19% | final price |
| Guardant Health (GH) | five days earlier | +4.35% | final price |
| Grail (GRAL) | three days earlier | +2.76% | final price |
| Grail (GRAL) | five days earlier | +13.11% | final price |
| Labcorp Holdings (LH) | three days earlier | +2.24% | final price |
| Labcorp Holdings (LH) | five days earlier | +1.81% | final price |
| Natera (NTRA) | three days earlier | +6.59% | final price |
| Natera (NTRA) | five days earlier | +9.23% | final price |
| Select Sector Spdr Tr (XLV) | three days earlier | +0.48% | final price |
| Select Sector Spdr Tr (XLV) | five days earlier | -2.31% | final price |
Congressional trades in the stocks in this story
- Rep. Jonathan Jackson bought Guardant Health (GH) (jointly held), worth $15,001 - $50,000 on 28 Sep 2026. That is 36 days before publication. Filed 19 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Labcorp Holdings (LH) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 60 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. April McClain Delaney sold Labcorp Holdings (LH) (held by a dependent child), worth $100,001 - $250,000 on 25 Aug 2026. That is 70 days before publication. Filed 9 Sep 2026. View the filing.
- Rep. April McClain Delaney sold Labcorp Holdings (LH) (held by a dependent child), worth $1,001 - $15,000 on 7 Aug 2026. That is 88 days before publication. Filed 9 Sep 2026. View the filing.
- Rep. Rohit Khanna bought Quest Diagnostics (DGX) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 60 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).
Who is named in “8-K - Guardant Health, Inc. (0001576280) (Filer)”
Companies carried with this story
- GH Guardant Health
For “8-K - Guardant Health, Inc. (0001576280) (Filer),” Guardant Health (GH) is linked, with no stored direction, high confidence. Reason on file: SEC 8-K filing -> direct issuer disclosure -> GH
- XLV Select Sector Spdr Tr
Select Sector Spdr Tr (XLV) is linked, with no stored direction, medium confidence in the 3 Nov 2026 story “8-K - Guardant Health, Inc. (0001576280) (Filer).” Reason on file: Health Care Select Sector SPDR holds the health sector that Guardant Health belongs to, so it often moves with news about it
- NTRA Natera
For “8-K - Guardant Health, Inc. (0001576280) (Filer),” Natera (NTRA) is linked, with no stored direction, medium confidence. Reason on file: Natera is a peer of Guardant Health in medical laboratories; rivals often move on the same news
- LH Labcorp Holdings
In “8-K - Guardant Health, Inc. (0001576280) (Filer),” Labcorp Holdings (LH) is linked, with no stored direction, medium confidence. Reason on file: Labcorp Holdings is a peer of Guardant Health in medical laboratories; rivals often move on the same news
- DGX Quest Diagnostics
Quest Diagnostics (DGX) is linked, with no stored direction, medium confidence in the 3 Nov 2026 story “8-K - Guardant Health, Inc. (0001576280) (Filer).” Reason on file: Quest Diagnostics is a peer of Guardant Health in medical laboratories; rivals often move on the same news
- CAI Caris Life Sciences
Caris Life Sciences (CAI) is linked, with no stored direction, medium confidence in the 3 Nov 2026 story “8-K - Guardant Health, Inc. (0001576280) (Filer).” Reason on file: Caris Life Sciences is a peer of Guardant Health in medical laboratories; rivals often move on the same news
- GRAL Grail
For “8-K - Guardant Health, Inc. (0001576280) (Filer),” Grail (GRAL) is linked, with no stored direction, medium confidence. Reason on file: Grail is a peer of Guardant Health in medical laboratories; rivals often move on the same news
How “8-K - Guardant Health, Inc. (0001576280) (Filer)” reaches Guardant Health (GH)
On 3 Nov 2026, “8-K - Guardant Health, Inc. (0001576280) (Filer)” is the story that connects Guardant Health (GH) to this story.
What ties Guardant Health (GH) to the headline is this: SEC 8-K filing -> direct issuer disclosure -> GH
A second company, Select Sector Spdr Tr (XLV), is listed for a different reason: Health Care Select Sector SPDR holds the health sector that Guardant Health belongs to, so it often moves with news about it
The price range for Guardant Health (GH), and the dates in the story
GH traded between 158.63 and 190.99 across 5 sessions. The latest close on file is 162.76. NTRA traded between 376.58 and 436.94 across 20 sessions. The latest close on file is 378.94.
A simple score for Guardant Health (GH)
46 out of 100
“8-K - Guardant Health, Inc. (0001576280) (Filer)” scores 46 out of 100. The score uses 1 sources, and 7 linked companies.