DCOY EFFECT: SEC filing
Decoy Therapeutics Inc.
Filed with the SEC on · accession 9999999995-26-003278
DCOY filed a EFFECT (effect) with the SEC on Oct 16, 2026. A report the company filed with the SEC (the US market regulator). The stock moved -4.9% by the first close after the filing.
Summary of the filing
Decoy Therapeutics Inc. filed an EFFECT notice with the SEC, indicating that a registration statement has been declared effective.
Key details
How DCOY stock reacted
Close before
$1.23
Oct 15, 2026
First close after
-4.88%
$1.17
5 trading days
-16.26%
$1.03
Since filing
-8.13%
$1.13
✦ Ask GOAX AI about this filing — what it means for DCOY, what changed since its last filings and what to watch next.
Try it free for 7 days🔔 Want to stay updated on new SEC filings for DCOY?
Click hereFrequently asked questions
What did DCOY file with the SEC on Oct 16, 2026?
DCOY filed a EFFECT (SEC filing). Decoy Therapeutics Inc. filed an EFFECT notice with the SEC, indicating that a registration statement has been declared effective.
How do I read a EFFECT?
A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.
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 EFFECT (effect): A report the company filed with the SEC (the US market regulator).
How did DCOY stock react to this filing?
DCOY closed at $1.23 before the filing and $1.17 on Oct 16, 2026 (-4.88%). Five trading days later: $1.03 (-16.26%).
Other DCOY SEC filings
Get alerts when DCOY files with the SEC, plus live charts, key levels and news for 13,000+ stocks.
Try SEPT free for 7 days