8-K - AtriCure, Inc. (0001323885) (Filer)
Published . Updated .
Key takeaways
- 8-K - AtriCure filed an 8-K with the SEC on Nov 3 (a notice of a material company event).
- Exposed: ATRC
- Market reaction: ATRC −4.6% after three sessions
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8-K - AtriCure filed an 8-K with the SEC on Nov 3 (a notice of a material company event).
Directly affected
- ATRC AtriCure-7.3% 8d
Named in this report.
Indirectly affected
- XLB Materials Select Sector SPDR+3.0% 12d
Materials Select Sector SPDR holds the materials sector that AptarGroup belongs to, so it often moves with news about it.
- ENTG Entegris-8.2% 30d
Entegris is a peer of AptarGroup in plastics products; rivals often move on the same news.
- ATR AptarGroup+17.8% 30d
AptarGroup is a peer of AptarGroup in plastics products; rivals often move on the same news.
- AWI Armstrong World Industries+7.0% 30d
Armstrong World Industries is a peer of AptarGroup in plastics products; rivals often move on the same news.
- NWL Newell Brands+1.4% 18d
Newell Brands is a peer of AptarGroup in plastics products; 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 |
|---|---|---|---|---|---|---|---|
| ATRC | +1.69% | +1.27% | base | +8.36% | +1.37% | -3.14% | -4.57% |
| XLB | -1.36% | +0.31% | base | +2.49% | -0.72% | -0.87% | +0.82% |
| ENTG | +4.01% | +1.14% | base | -6.41% | -18.37% | -16.14% | -8.33% |
| ATR | -10.71% | -3.68% | base | +3.16% | +1.11% | +0.03% | +1.18% |
| AWI | -8.46% | -2.77% | base | +2.77% | -0.39% | +0.01% | +4.54% |
| NWL | -7.27% | -7.98% | base | +3.72% | -2.84% | -2.84% | +4.34% |
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: 0001323885-26-000038 Size: 321 KB Item 2.02: Results of Operations and Financial Condition Item 9.01: Financial Statements and Exhibits
Source: sec-edgar
Price since this story was published: AtriCure (ATRC)
Since the first closing price after “8-K - AtriCure, Inc. (0001323885) (Filer),” AtriCure (ATRC) is -14.54%.
| Company | When | Move | Status |
|---|---|---|---|
| ATR | that day | +3.16% | final price |
| ATR | the next day | +1.11% | final price |
| ATR | two days later | +0.03% | final price |
| ATR | three days later | +1.18% | final price |
| ATR | three days earlier | -3.68% | final price |
| ATR | five days earlier | -10.71% | final price |
| AtriCure (ATRC) | that day | +8.36% | final price |
| AtriCure (ATRC) | the next day | +1.37% | final price |
| AtriCure (ATRC) | two days later | -3.14% | final price |
| AtriCure (ATRC) | three days later | -4.57% | final price |
| AtriCure (ATRC) | three days earlier | +1.27% | final price |
| AtriCure (ATRC) | five days earlier | +1.69% | final price |
| AWI | that day | +2.77% | final price |
| AWI | the next day | -0.39% | final price |
| AWI | two days later | +0.01% | final price |
| AWI | three days later | +4.54% | final price |
| AWI | three days earlier | -2.77% | final price |
| AWI | five days earlier | -8.46% | final price |
| ENTG | that day | -6.41% | final price |
| ENTG | the next day | -18.37% | final price |
| ENTG | two days later | -16.14% | final price |
| ENTG | three days later | -8.33% | final price |
| ENTG | three days earlier | +1.14% | final price |
| ENTG | five days earlier | +4.01% | final price |
| NWL | that day | +3.72% | final price |
| NWL | the next day | -2.84% | final price |
| NWL | two days later | -2.84% | final price |
| NWL | three days later | +4.34% | final price |
| NWL | three days earlier | -7.98% | final price |
| NWL | five days earlier | -7.27% | final price |
| XLB | that day | +2.49% | final price |
| XLB | the next day | -0.72% | final price |
| XLB | two days later | -0.87% | final price |
| XLB | three days later | +0.82% | final price |
| XLB | three days earlier | +0.31% | final price |
| XLB | five days earlier | -1.36% | final price |
Congressional trades in the stocks in this story
- Rep. Gilbert Cisneros sold AtriCure (ATRC), worth $1,001 - $15,000 on 29 Sep 2026. That is 35 days before publication. Filed 12 Oct 2026. View the filing.
- Rep. Gilbert Cisneros bought AtriCure (ATRC), worth $1,001 - $15,000 on 20 Aug 2026. That is 75 days before publication. Filed 10 Sep 2026. View the filing.
- Rep. April McClain Delaney sold Entegris (ENTG) (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.
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 AtriCure (ATRC)
Companies tied to this story
- ATRC AtriCure
In “8-K - AtriCure, Inc. (0001323885) (Filer),” AtriCure (ATRC) is linked, with no stored direction, high confidence. Reason on file: SEC 8-K filing -> direct issuer disclosure -> ATRC
How “8-K - AtriCure, Inc. (0001323885) (Filer)” reaches AtriCure (ATRC)
“8-K - AtriCure, Inc. (0001323885) (Filer)” (3 Nov 2026) reaches AtriCure (ATRC) through this story.
For AtriCure (ATRC), the reason on file says SEC 8-K filing -> direct issuer disclosure -> ATRC
Dates in the story, and the AtriCure (ATRC) price range
ATRC traded between 54.75 and 65.96 across 8 sessions. The latest close on file is 56.01.
How strong the case is around AtriCure (ATRC)
14 out of 100
“8-K - AtriCure, Inc. (0001323885) (Filer)” scores 14 out of 100. The score uses 1 sources, and 1 linked companies.