GI
SOMN

GAMCO Investors’s The Southern Company 2025 Series A Corp Units SOMN Stock Holding History

GAMCO Investors’s Portfolio SOMN Stock Details SOMN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$398K Hold
8,000
– – ﹤0.01% 786
2026
Q1 		$411K Hold
8,000
– – ﹤0.01% 822
2025
Q4 		$403K Buy
+8,000
New +$397K ﹤0.01% 855

Other funds holding SOMN

Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
VOYA Investment Management
VOYA Investment Management Atlanta, Georgia $116B AUM 61.47% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Calamos Advisors
Calamos Advisors Naperville, Illinois $30.1B AUM 30.03% 1-Year Est. Return
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
PSC
Portman Square Capital London, United Kingdom $2.11B AUM 19.71% 1-Year Est. Return
ACM
Advent Capital Management New York $4.46B AUM 0.73% 1-Year Est. Return

GAMCO Investors's SOMN Position: Q2 2026 in Review

GAMCO Investors held its The Southern Company 2025 Series A Corp Units (SOMN) position steady in Q2 2026 at 8,000 shares worth $398K. The position accounts for ﹤0.01% of the portfolio, ranked #786.

GAMCO Investors first reported a position in SOMN in Q4 2025 and has held it in 3 quarters since. The position peaked at $411K in Q1 2026. 48 funds tracked by Wall St. Rank hold SOMN as of Q2 2026.

  • GAMCO Investors held 8,000 shares of The Southern Company 2025 Series A Corp Units worth $398K as of Q2 2026.
  • GAMCO Investors left its The Southern Company 2025 Series A Corp Units share count unchanged in Q2 2026.
  • The Southern Company 2025 Series A Corp Units made up ﹤0.01% of GAMCO Investors's portfolio in Q2 2026, its #786 holding.
  • GAMCO Investors first reported a position in The Southern Company 2025 Series A Corp Units in Q4 2025 and has held it in 3 quarters since.
  • GAMCO Investors's The Southern Company 2025 Series A Corp Units position peaked at $411K in Q1 2026.
  • 48 funds tracked by Wall St. Rank held The Southern Company 2025 Series A Corp Units as of Q2 2026.

Based on GAMCO Investors's 13F filing for Q2 2026, filed 12 Aug 2026.