8-K - Cabaletta Bio, Inc. (0001759138) (Filer)
Published . Updated .
Key takeaways
- 8-K - Cabaletta Bio filed an 8-K with the SEC on Nov 5 (a notice of a material company event).
- Exposed: CABA
- Market reaction: CABA −9.2% by the next session
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8-K - Cabaletta Bio filed an 8-K with the SEC on Nov 5 (a notice of a material company event).
Directly affected
- CABA Cabaletta Bio
Named in this report.
Indirectly affected
- XLV Health Care Select Sector SPDR
Health Care Select Sector SPDR holds the health sector that Cabaletta Bio belongs to, so it often moves with news about it.
- AMGN Amgen+10.1% 30d
Amgen is a peer of Cabaletta Bio in biological products, (no diagnostic substances); rivals often move on the same news.
- GILD Gilead Sciences+15.7% 30d
Gilead Sciences is a peer of Cabaletta Bio in biological products, (no diagnostic substances); rivals often move on the same news.
- MRNA Moderna+27.8% 30d
Moderna is a peer of Cabaletta Bio in biological products, (no diagnostic substances); rivals often move on the same news.
- ARGX argenx SE-17.1% 12d
argenx SE is a peer of Cabaletta Bio in biological products, (no diagnostic substances); rivals often move on the same news.
- RVMD Revolution Medicines
Revolution Medicines is a peer of Cabaletta Bio in biological products, (no diagnostic substances); 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 |
|---|---|---|---|---|---|---|---|
| CABA | +11.27% | +0.35% | base | -11.27% | -9.15% | after close | after close |
| XLV | -2.96% | -2.66% | base | -2.36% | -2.53% | after close | after close |
| AMGN | -3.66% | -2.64% | base | -3.68% | -3.51% | after close | after close |
| GILD | -5.08% | -2.33% | base | -3.98% | -3.93% | after close | after close |
| MRNA | -13.80% | -14.51% | base | -6.58% | +1.94% | after close | after close |
| ARGX | -3.61% | -6.09% | base | -4.01% | -0.99% | after close | after close |
| RVMD | -4.55% | -5.69% | base | -10.86% | -2.51% | 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: 2026-11-05 AccNo: 0001759138-26-000046 Size: 336 KB Item 2.02: Results of Operations and Financial Condition Item 9.01: Financial Statements and Exhibits
Source: sec-edgar
How far Cabaletta Bio (CABA) has moved since 5 Nov 2026
| Company | When | Move | Status |
|---|---|---|---|
| AMGN | that day | -3.68% | final price |
| AMGN | the next day | -3.51% | final price |
| AMGN | three days earlier | -2.64% | final price |
| AMGN | five days earlier | -3.66% | final price |
| ARGX | that day | -4.01% | final price |
| ARGX | the next day | -0.99% | final price |
| ARGX | three days earlier | -6.09% | final price |
| ARGX | five days earlier | -3.61% | final price |
| Cabaletta Bio (CABA) | that day | -11.27% | final price |
| Cabaletta Bio (CABA) | the next day | -9.15% | final price |
| Cabaletta Bio (CABA) | three days earlier | +0.35% | final price |
| Cabaletta Bio (CABA) | five days earlier | +11.27% | final price |
| GILD | that day | -3.98% | final price |
| GILD | the next day | -3.93% | final price |
| GILD | three days earlier | -2.33% | final price |
| GILD | five days earlier | -5.08% | final price |
| MRNA | that day | -6.58% | final price |
| MRNA | the next day | +1.94% | final price |
| MRNA | three days earlier | -14.51% | final price |
| MRNA | five days earlier | -13.80% | final price |
| RVMD | that day | -10.86% | final price |
| RVMD | the next day | -2.51% | final price |
| RVMD | three days earlier | -5.69% | final price |
| RVMD | five days earlier | -4.55% | final price |
| XLV | that day | -2.36% | final price |
| XLV | the next day | -2.53% | final price |
| XLV | three days earlier | -2.66% | final price |
| XLV | five days earlier | -2.96% | final price |
Trades by members of Congress and officials in the stocks in this story
- Sen. Sheldon Whitehouse sold Amgen (AMGN) (held by a spouse), worth $15,001 - $50,000 on 15 Oct 2026. That is 21 days before publication. Filed 2 Nov 2026. View the filing.
- Rep. David J. Taylor bought Amgen (AMGN), worth $1,001 - $15,000 on 22 Sep 2026. That is 44 days before publication. Filed 1 Oct 2026. View the filing.
- Rep. David J. Taylor sold Amgen (AMGN), worth $1,001 - $15,000 on 26 Aug 2026. That is 71 days before publication. Filed 5 Sep 2026. View the filing.
- Rep. Rohit Khanna sold Gilead Sciences (GILD) (held by a dependent child), worth $1,001 - $15,000 on 10 Aug 2026. That is 87 days before publication. Filed 4 Sep 2026. View the filing.
- Rep. Maria Elvira Salazar sold Moderna (MRNA), worth $1,001 - $15,000 on 24 Sep 2026. That is 42 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Moderna (MRNA) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 62 days before publication. Filed 7 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, bought Moderna (MRNA), worth $1,001 - $15,000 on 28 Aug 2026. That is 69 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).
Who is named in “8-K - Cabaletta Bio, Inc. (0001759138) (Filer)”
Companies mentioned with this story
- CABA Cabaletta Bio
Cabaletta Bio (CABA) is linked, with no stored direction, high confidence in the 5 Nov 2026 story “8-K - Cabaletta Bio, Inc. (0001759138) (Filer).” Reason on file: SEC 8-K filing -> direct issuer disclosure -> CABA
How “8-K - Cabaletta Bio, Inc. (0001759138) (Filer)” reaches Cabaletta Bio (CABA)
“8-K - Cabaletta Bio, Inc. (0001759138) (Filer)” (5 Nov 2026) reaches Cabaletta Bio (CABA) through this story.
What ties Cabaletta Bio (CABA) to the headline is this: SEC 8-K filing -> direct issuer disclosure -> CABA
Price levels for Cabaletta Bio (CABA)
CABA traded between 1.19 and 1.51 across 3 sessions. The latest close on file is 1.29.
What the saved facts support for Cabaletta Bio (CABA)
14 out of 100
“8-K - Cabaletta Bio, Inc. (0001759138) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies.