NINE SCHEDULE 13G/A: SEC filing
Philosophy Capital Management LLC and affiliated entities
Filed with the SEC on · accession 0000935836-26-000409
NINE filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Aug 14, 2026. Philosophy Capital Management LLC and affiliated entities filed a joint filing agreement as part of a Schedule 13G/A amendment regarding their ownership of Nine Energy Service, Inc. securities. The stock moved +6.1% by the first close after the filing.
Summary of the filing
Philosophy Capital Management LLC and affiliated entities filed a joint filing agreement as part of a Schedule 13G/A amendment regarding their ownership of Nine Energy Service, Inc. securities. The filing is a procedural exhibit establishing joint filing authority and does not disclose any change in ownership position.
Key details
How NINE stock reacted
Close before
$10.17
Aug 13, 2026
First close after
+6.10%
$10.79
5 trading days
+0.10%
$10.18
Since filing
-22.91%
$7.84
✦ Ask GOAX AI about this filing — what it means for NINE, 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 NINE?
Click hereFrequently asked questions
What did NINE file with the SEC on Aug 14, 2026?
NINE filed a SCHEDULE 13G/A (SEC filing). Philosophy Capital Management LLC and affiliated entities filed a joint filing agreement as part of a Schedule 13G/A amendment regarding their ownership of Nine Energy Service, Inc. securities. The filing is a procedural exhibit establishing joint filing authority and does not disclose any change in ownership position.
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 NINE stock react to this filing?
NINE closed at $10.17 before the filing and $10.79 on Aug 14, 2026 (+6.10%). Five trading days later: $10.18 (+0.10%).
Other NINE SEC filings
Get alerts when NINE files with the SEC, plus live charts, key levels and news for 13,000+ stocks.
Try SEPT free for 7 days