EC 424B3: Shelf registration
Ecopetrol S.A.
Filed with the SEC on · accession 0001104659-26-124228
EC filed a 424B3 (prospectus (offering)) with the SEC on Nov 9, 2026. Ecopetrol S.A. filed a preliminary prospectus supplement under Rule 424(b)(3) for an offering of senior unsecured notes due 20xx, with terms such as interest rate, maturity, and offering size left blank. The stock moved +0.4% by the first close after the filing.
Summary of the filing
Ecopetrol S.A. filed a preliminary prospectus supplement under Rule 424(b)(3) for an offering of senior unsecured notes due 20xx, with terms such as interest rate, maturity, and offering size left blank. The notes will be listed on the NYSE and are not registered for public offering in Colombia.
Key details
How EC stock reacted
Close before
$15.55
Nov 6, 2026
First close after
+0.39%
$15.61
5 trading days
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Since filing
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Click hereFrequently asked questions
What did EC file with the SEC on Nov 9, 2026?
EC filed a 424B3 (Shelf registration). Ecopetrol S.A. filed a preliminary prospectus supplement under Rule 424(b)(3) for an offering of senior unsecured notes due 20xx, with terms such as interest rate, maturity, and offering size left blank. The notes will be listed on the NYSE and are not registered for public offering in Colombia.
What does a shelf registration mean for EC stock?
New shares dilute existing holders and are often sold at a discount to the market price.
How do I read a 424B3?
The final terms of an offering of shares or bonds. Look at price, number of shares and the discount to the market price. Large offerings dilute existing shareholders.
Why are SEC filings important?
Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A 424B3 (prospectus (offering)): The final terms of an offering of shares or bonds.
How did EC stock react to this filing?
EC closed at $15.55 before the filing and $15.61 on Nov 9, 2026 (+0.39%).
Other EC SEC filings
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