SOUTHERN CO

SO Q1 2026 institutional ownership is a $71.4B book across 2,277 holders. BlackRock is the largest holder at $8.7B (90.4M shares, +2.4%, +$1.0B) -- the largest buyer. Vanguard Capital Management is second at $6.9B (71.5M shares, NEW after three-way split). State Street is third at $6.1B (63.0M shares, +4.4%, +$717M). Capital World Investors is fourth at $5.4B (56.2M shares, +71.4%, +$1.8B) -- the most aggressive add. JPMorgan is fifth at $4.2B (43.3M shares, -61.2%, -$1.2B) -- the largest seller. Vanguard Portfolio Management $2.5B (NEW); Vanguard Fiduciary Trust $598M (NEW). Geode Capital $2.8B (+15.6%, +$370M). FMR/Fidelity $2.2B (-0.5%). Franklin Resources $1.6B (+21.3%, +$285M). MassFinancial $1.5B (-7.0%). Morgan Stanley $1.2B (-0.4%). Northern Trust $949M (+1.0%). Goldman Sachs $595M (+38.0%, +$158M). BNY Mellon $703M (-3.2%). Ameriprise $910M (-0.4%). Legal & General $758M (-11.0%). Bank of America $809M (+1.4%). RBC $845M (+22.1%, +$153M). Charles Schwab $686M (+14.3%). Nuveen $376M (-38.2%). Mawer Investment NEW $330M. Amundi effectively new large position from $1.8M to $321M. New: Vanguard three-way; Mawer $330M. Sellers: JPMorgan -$1.2B, Nuveen -$23M, MassFinancial -$29M, Morgan Stanley -$10M, Legal & General -$23M, BNY Mellon -$53M. The 75.50 whaleScore reflects AUM. Smart-money read: net-bullish. Capital World +$1.8B and BlackRock +$1.0B dominate. JPMorgan -$1.2B is the only material seller but is offset. The buyer cohort represents broad active-manager accumulation of utility/defensive exposure. Cautiously bullish.