DOSSIER · 13F Holders · Q1 2025
SO 3.875 12/15/25
SOUTHERN CO
4 institutions still hold SOUTHERN CO as of Q1 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 842587DP9·4 13F holders·last filed Mar 31, 2025
AI Holders Summary · Q1 2025
4 institutions reported SO 3.875 12/15/25 in Q1 2025. MIZUHO SECURITIES USA LLC leads at 90.7% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.