MAIA EFFECT: Shelf registration
MAIA Biotechnology
Filed with the SEC on · accession 9999999995-26-003161
MAIA filed a EFFECT (effect) with the SEC on Oct 6, 2026. MAIA Biotechnology filed an EFFECT notice indicating the SEC has declared a registration statement effective. The stock moved +0.8% by the first close after the filing.
Summary of the filing
MAIA Biotechnology filed an EFFECT notice indicating the SEC has declared a registration statement effective. This allows the company to proceed with a registered securities offering under the shelf registration.
Key details
How MAIA stock reacted
Close before
$1.18
Oct 5, 2026
First close after
+0.85%
$1.19
5 trading days
+0.00%
$1.18
Since filing
-10.17%
$1.06
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Click hereFrequently asked questions
What did MAIA file with the SEC on Oct 6, 2026?
MAIA filed a EFFECT (Shelf registration). MAIA Biotechnology filed an EFFECT notice indicating the SEC has declared a registration statement effective. This allows the company to proceed with a registered securities offering under the shelf registration.
What does a shelf registration mean for MAIA stock?
New shares dilute existing holders and are often sold at a discount to the market price.
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 MAIA stock react to this filing?
MAIA closed at $1.18 before the filing and $1.19 on Oct 6, 2026 (+0.85%). Five trading days later: $1.18 (+0.00%).
Other MAIA SEC filings
- 424B3 · Secondary offeringOct 7, 2026
- 424B3 · Secondary offeringOct 2, 2026
- S-3 · Shelf registrationSep 25, 2026
- EFFECT · SEC filingAug 28, 2026
- S-3 · Shelf registrationAug 21, 2026
- SCHEDULE 13G/A · SEC filingAug 14, 2026
- 10-Q · SEC filingAug 10, 2026
- 8-K · Board changeMay 22, 2026
- 8-K · SEC filingMay 14, 2026
- 10-Q · SEC filingMay 11, 2026
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