AUR 424B5: Shelf registration
Aurora Innovation
Filed with the SEC on · accession 0001628280-26-067914
AUR filed a 424B5 (prospectus (offering)) with the SEC on Oct 28, 2026. The final terms of an offering of shares or bonds. The stock moved -0.6% by the first close after the filing.
Summary of the filing
Aurora Innovation filed a 424B5 prospectus supplement registering up to $754.2 million of Class A common stock under its existing S-3ASR shelf registration statement, with a registration fee of $65,612.30.
Key details
How AUR stock reacted
Close before
$5.12
Oct 27, 2026
First close after
-0.59%
$5.09
5 trading days
-16.60%
$4.27
Since filing
-13.87%
$4.41
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Click hereFrequently asked questions
What did AUR file with the SEC on Oct 28, 2026?
AUR filed a 424B5 (Shelf registration). Aurora Innovation filed a 424B5 prospectus supplement registering up to $754.2 million of Class A common stock under its existing S-3ASR shelf registration statement, with a registration fee of $65,612.30.
What does a shelf registration mean for AUR stock?
New shares dilute existing holders and are often sold at a discount to the market price.
How do I read a 424B5?
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 424B5 (prospectus (offering)): The final terms of an offering of shares or bonds.
How did AUR stock react to this filing?
AUR closed at $5.12 before the filing and $5.09 on Oct 28, 2026 (-0.59%). Five trading days later: $4.27 (-16.60%).
Other AUR SEC filings
- SCHEDULE 13G/A · SEC filingNov 6, 2026
- SCHEDULE 13G · SEC filingNov 5, 2026
- SCHEDULE 13G/A · SEC filingOct 30, 2026
- 10-Q · Shelf registrationOct 28, 2026
- 8-K · SEC filingOct 28, 2026
- 8-K · SEC filingSep 23, 2026
- SCHEDULE 13D/A · SEC filingSep 17, 2026
- SCHEDULE 13D/A · SEC filingAug 19, 2026
- SCHEDULE 13G/A · SEC filingAug 14, 2026
- SCHEDULE 13G/A · SEC filingAug 13, 2026
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