LUNG SCHEDULE 13G/A: SEC filing
An institutional holder
Filed with the SEC on · accession 0000763212-26-000032
LUNG filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 5, 2026. An institutional holder filed an amended Schedule 13G for Pulmonx Corp (LUNG), indicating a change in passive ownership position. The stock moved -9.5% by the first close after the filing.
Summary of the filing
An institutional holder filed an amended Schedule 13G for Pulmonx Corp (LUNG), indicating a change in passive ownership position. The filing text does not disclose specific ownership percentages or share counts.
Key details
How LUNG stock reacted
Close before
$2.83
Nov 4, 2026
First close after
-9.54%
$2.56
5 trading days
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Since filing
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What did LUNG file with the SEC on Nov 5, 2026?
LUNG filed a SCHEDULE 13G/A (SEC filing). An institutional holder filed an amended Schedule 13G for Pulmonx Corp (LUNG), indicating a change in passive ownership position. The filing text does not disclose specific ownership percentages or share counts.
How do I read a SCHEDULE 13G/A?
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 SCHEDULE 13G/A (schedule 13g/a): A report the company filed with the SEC (the US market regulator).
How did LUNG stock react to this filing?
LUNG closed at $2.83 before the filing and $2.56 on Nov 5, 2026 (-9.54%).
Other LUNG SEC filings
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