TEM EFFECT: Shelf registration
Tempus AI, Inc.
Filed with the SEC on · accession 9999999995-26-003312
TEM filed a EFFECT (effect) with the SEC on Oct 21, 2026. Tempus AI, Inc. filed an EFFECT notice with the SEC, indicating that a registration statement has been declared effective. The stock moved +1.5% by the first close after the filing.
Summary of the filing
Tempus AI, Inc. filed an EFFECT notice with the SEC, indicating that a registration statement has been declared effective. This typically relates to a shelf registration or offering that is now cleared to proceed.
Key details
How TEM stock reacted
Close before
$66.75
Oct 20, 2026
First close after
+1.51%
$67.76
5 trading days
+8.09%
$72.15
Since filing
+13.93%
$76.05
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Click hereFrequently asked questions
What did TEM file with the SEC on Oct 21, 2026?
TEM filed a EFFECT (Shelf registration). Tempus AI, Inc. filed an EFFECT notice with the SEC, indicating that a registration statement has been declared effective. This typically relates to a shelf registration or offering that is now cleared to proceed.
What does a shelf registration mean for TEM 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 TEM stock react to this filing?
TEM closed at $66.75 before the filing and $67.76 on Oct 21, 2026 (+1.51%). Five trading days later: $72.15 (+8.09%).
Other TEM SEC filings
- SCHEDULE 13G/A · SEC filingNov 6, 2026
- 10-Q · SEC filingNov 2, 2026
- 8-K · SEC filingNov 2, 2026
- SCHEDULE 13G/A · SEC filingOct 28, 2026
- 8-K · Contract winOct 23, 2026
- 424B3 · AcquisitionOct 21, 2026
- S-4 · AcquisitionOct 20, 2026
- S-4 · AcquisitionOct 2, 2026
- S-4 · SEC filingAug 31, 2026
- 8-K · SEC filingJul 30, 2026
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