8-K - Phathom Pharmaceuticals, Inc. (0001783183) (Filer)
Published . Updated .
8-K - Phathom Pharmaceuticals filed an 8-K with the SEC on Oct 29 (a notice of a material company event).
Directly affected
- PHAT Phathom Pharmaceuticals-34.1% 8d
Named in this report.
Indirectly affected
- XLV Health Care Select Sector SPDR
Health Care Select Sector SPDR: it holds drugmakers and health companies. Linked by “pharmaceutical” (pharma and health) in this story.
- XBI SPDR S&P Biotech ETF
SPDR S&P Biotech ETF: it holds drugmakers and health companies. Linked by “pharmaceutical” (pharma and health) in this story.
- LLY Eli Lilly and+21.6% 30d
Eli Lilly and (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “pharmaceutical” (pharma and health) in this story.
- JNJ Johnson & Johnson+1.5% 30d
Johnson & Johnson (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “pharmaceutical” (pharma and health) in this story.
- PFE Pfizer+8.9% 30d
Pfizer (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “pharmaceutical” (pharma and health) in this story.
- MRK Merck+3.2% 18d
Merck (pharmaceutical preparations): drugmakers move with drug pricing, approvals and health policy. Linked by “pharmaceutical” (pharma and health) in this story.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| PHAT | +11.54% | -5.41% | base | -0.64% | -8.76% | after close | after close |
| XLVNo price data for this ticker | — | — | — | — | — | — | — |
| XBINo price data for this ticker | — | — | — | — | — | — | — |
| LLYNo price data for this ticker | — | — | — | — | — | — | — |
| JNJNo price data for this ticker | — | — | — | — | — | — | — |
| PFENo price data for this ticker | — | — | — | — | — | — | — |
| MRKNo 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.
Market Call
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Filed: 2026-10-29 AccNo: 0001193125-26-436959 Size: 254 KB Item 2.02: Results of Operations and Financial Condition Item 9.01: Financial Statements and Exhibits
Source: sec-edgar
How far Phathom Pharmaceuticals (PHAT) has moved since 29 Oct 2026
| Company | When | Move | Status |
|---|---|---|---|
| Phathom Pharmaceuticals (PHAT) | that day | -0.64% | final price |
| Phathom Pharmaceuticals (PHAT) | the next day | -8.76% | final price |
| Phathom Pharmaceuticals (PHAT) | three days earlier | -5.41% | final price |
| Phathom Pharmaceuticals (PHAT) | five days earlier | +11.54% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Rohit Khanna bought Eli Lilly (LLY) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 55 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Johnson & Johnson (JNJ) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 34 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Lloyd Doggett bought Johnson & Johnson (JNJ), worth $1,001 - $15,000 on 8 Sep 2026. That is 51 days before publication. Filed 5 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Johnson & Johnson (JNJ) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 55 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Pfizer (PFE) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 55 days before publication. Filed 7 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, bought Pfizer (PFE), worth $100,001 - $250,000 on 21 Aug 2026. That is 69 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, bought Pfizer (PFE), worth $100,001 - $250,000 on 31 Jul 2026. That is 90 days before publication. Filed 22 Sep 2026. View the filing.
- Rep. Maria Elvira Salazar sold Merck (MRK), worth $1,001 - $15,000 on 24 Sep 2026. That is 35 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Maria Elvira Salazar bought Merck (MRK), worth $15,001 - $50,000 on 19 Aug 2026. That is 71 days before publication. Filed 9 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, sold Merck (MRK), worth $250,001 - $500,000 on 31 Jul 2026. That is 90 days before publication. Filed 22 Sep 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 gains and who loses around Phathom Pharmaceuticals (PHAT)
Companies tied to this story
- PHAT Phathom Pharmaceuticals
For “8-K - Phathom Pharmaceuticals, Inc. (0001783183) (Filer),” Phathom Pharmaceuticals (PHAT) is linked, with no stored direction, high confidence. Reason on file: SEC 8-K filing -> direct issuer disclosure -> PHAT
How “8-K - Phathom Pharmaceuticals, Inc. (0001783183) (Filer)” reaches Phathom Pharmaceuticals (PHAT)
The 29 Oct 2026 story “8-K - Phathom Pharmaceuticals, Inc. (0001783183) (Filer)” names Phathom Pharmaceuticals (PHAT) because of this story.
What ties Phathom Pharmaceuticals (PHAT) to the headline is this: SEC 8-K filing -> direct issuer disclosure -> PHAT
The price range for Phathom Pharmaceuticals (PHAT), and the dates in the story
PHAT traded between 5.02 and 8.65 across 7 sessions. The latest close on file is 5.73.
How solid “8-K - Phathom Pharmaceuticals, Inc. (0001783183) (Filer)” looks
14 out of 100
“8-K - Phathom Pharmaceuticals, Inc. (0001783183) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies.