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Southern Company
SO

2,215 hedge funds and large institutions have $74.6B invested in Southern Company in 2025 Q3 according to their latest regulatory filings, with 165 funds opening new positions, 932 increasing their positions, 734 reducing their positions, and 96 closing their positions.

New
Increased
Maintained
Reduced
Closed

116% more call options, than puts

Call options by funds: $507M | Put options by funds: $235M

72% more first-time investments, than exits

New positions opened: 165 | Existing positions closed: 96

27% more repeat investments, than reductions

Existing positions increased: 932 | Existing positions reduced: 734

2% more funds holding

Funds holding: 2,179 → 2,215 (+36)

1% more capital invested

Capital invested by funds: $73.5B → $74.6B (+$1.07B)

0.95% more ownership

Funds ownership: 70.56% → 71.51% (+0.95%)

32% less funds holding in top 10

Funds holding in top 10: 25 → 17 (-8)

Holders
2,215
Holders Change
+36
Holders Change %
+1.65%
% of All Funds
29.07%
Holding in Top 10
17
Holding in Top 10 Change
-8
Holding in Top 10 Change %
-32%
% of All Funds
0.22%
New
165
Increased
932
Reduced
734
Closed
96
Calls
$507M
Puts
$235M
Net Calls
+$272M
Net Calls Change
-$113M

Top Buyers

1
Capital World Investors
Capital World Investors
California
+$2.39B
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$1.07B
3
Morgan Stanley
Morgan Stanley
New York
+$103M
4
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$102M
5
Two Sigma Investments
Two Sigma Investments
New York
+$95M

Top Sellers

1
Capital International Investors
Capital International Investors
California
-$582M
2
BC
Broadwater Capital
Massachusetts
-$247M
3
Citadel Advisors
Citadel Advisors
Florida
-$155M
4
Goldman Sachs
Goldman Sachs
New York
-$124M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
-$111M
Name Holding Trade Value Shares
Change 		Change in
Stake
MAM
751
Mystic Asset Management
Rhode Island
$1.9M -$6.82K -73 -0.4%
PCM
752
Parsons Capital Management
Rhode Island
$1.9M -$28.5K -305 -2%
BSB
753
Bangor Savings Bank
Maine
$1.9M -$106K -1,133 -5%
CIC
754
Canal Insurance Company
South Carolina
$1.9M – – –
OTPPB
755
Ontario Teachers' Pension Plan Board
Ontario, Canada
$1.89M +$712K +7,625 +62%
MGP
756
M&G plc
United Kingdom
$1.88M +$1.85M +19,829 New
MMA
757
Miracle Mile Advisors
California
$1.88M +$425K +4,554 +30%
AWA
758
Adapt Wealth Advisors
Georgia
$1.87M +$1.87K +20 +0.1%
TPCW
759
TD Private Client Wealth
New York
$1.86M -$198K -2,125 -10%
WIA
760
World Investment Advisors
California
$1.86M +$172K +1,845 +10%
T. Rowe Price Investment Management
761
T. Rowe Price Investment Management
Maryland
$1.85M +$1.11M +11,927 +156%
SCA
762
Snowden Capital Advisors
New York
$1.85M +$140K +1,504 +8%
MAG
763
Mayfair Advisory Group
Alabama
$1.84M +$1.49K +16 +0.1%
BW
764
BIP Wealth
Georgia
$1.83M +$777K +8,327 +76%
BMA
765
Brooks Moore & Associates
Tennessee
$1.83M +$19.4K +208 +1%
LWP
766
LMG Wealth Partners
Louisiana
$1.83M -$145K -1,548 -7%
RFA
767
Rollins Financial Advisors
New York
$1.83M +$25.1K +269 +1%
IIA
768
ICW Investment Advisors
Arizona
$1.82M +$56.4K +604 +3%
BG
769
Bahl & Gaynor
Ohio
$1.82M -$13.4K -144 -0.7%
MTC
770
Matrix Trust Company
Colorado
$1.81M +$1.79M +19,127 New
OPA
771
Old Port Advisors
Maine
$1.81M -$357K -3,825 -17%
WCM
772
Weaver Capital Management
Georgia
$1.8M -$100K -1,076 -5%
CCM
773
Cohen Capital Management
California
$1.8M – – –
PFT
774
Providence First Trust
Arizona
$1.8M +$74.7K +800 +4%
RBA
775
Richard Bernstein Advisors
New York
$1.78M -$1.79M -19,164 -51%
29 30
31
32 33

SO Hedge Fund Activity: Q3 2025 in Review

2,215 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Southern Company (SO) for Q3 2025, worth a combined $74.6B — up 1.4% from $73.5B a quarter earlier.

Buyers outnumbered sellers: 165 funds opened new SO positions and 96 closed out — a net gain of 69 holders — while 932 added to existing stakes and 734 trimmed.

The largest buyer was Capital World Investors, adding an estimated $2.39B. The largest seller was Capital International Investors, cutting an estimated $582M.

  • 2,215 institutional investors held Southern Company (SO) as of Q3 2025, up from 2,179 in Q2 2025.
  • Funds reported $74.6B of Southern Company stock for Q3 2025, up 1.4% quarter-over-quarter.
  • 165 funds opened new Southern Company positions in Q3 2025 and 96 closed out, a net change of +69 holders.
  • The largest Southern Company buyer in Q3 2025 was Capital World Investors, an estimated $2.39B added.
  • The largest Southern Company seller in Q3 2025 was Capital International Investors, an estimated $582M sold.

Based on aggregated 13F filings for Q3 2025.