SPHR SCHEDULE 13G/A: SEC filing
Ariel Investments, LLC
Filed with the SEC on · accession 0000936753-26-000060
SPHR filed a SCHEDULE 13G/A (schedule 13g/a) with the SEC on Nov 13, 2026. A report the company filed with the SEC (the US market regulator). The stock moved +1.5% by the first close after the filing.
Summary of the filing
Ariel Investments, LLC filed an amended Schedule 13G/A disclosing beneficial ownership of 1,371,771 shares of Sphere Entertainment Co. Class A common stock, representing 4.7% of the class, a decrease from 1,202,123 shares reported in the prior filing.
Key details
How SPHR stock reacted
Close before
$123.66
Nov 12, 2026
First close after
+1.54%
$125.56
5 trading days
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Since filing
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Click hereFrequently asked questions
What did SPHR file with the SEC on Nov 13, 2026?
SPHR filed a SCHEDULE 13G/A (SEC filing). Ariel Investments, LLC filed an amended Schedule 13G/A disclosing beneficial ownership of 1,371,771 shares of Sphere Entertainment Co. Class A common stock, representing 4.7% of the class, a decrease from 1,202,123 shares reported in the prior filing.
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 SPHR stock react to this filing?
SPHR closed at $123.66 before the filing and $125.56 on Nov 13, 2026 (+1.54%).
Other SPHR SEC filings
- 8-K · SEC filingNov 5, 2026
- 10-Q · SEC filingNov 5, 2026
- 8-K · SEC filingOct 27, 2026
- SCHEDULE 13D/A · SEC filingOct 22, 2026
- SCHEDULE 13G/A · SEC filingAug 14, 2026
- SCHEDULE 13D/A · Activist campaignAug 14, 2026
- SCHEDULE 13G/A · SEC filingAug 12, 2026
- 8-K · SEC filingJul 30, 2026
- 10-Q · SEC filingJul 30, 2026
- 8-K · Board changeJun 12, 2026
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