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BLAIR WILLIAM & CO/IL

Position in SO — Southern Co

CIK 902367 CHICAGO, IL

Position in SO

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$12,899,602
+$231,546 QoQ
Shares Held
134,778
+2.7% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#276
of 2,359 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 83% Shared 0% None 17%

Common Shares in SO Over Time

Shares Held

Position Value (USD)

Position in Utilities - Regulated Electric

Utilities · as of Jun 30, 2026

BLAIR WILLIAM & CO/IL holds $114,074,643 across 29 Utilities - Regulated Electric names. SO ranks #2 (11.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 SO
Southern Co
This page
134,778 $12,899,602

All Filings in SO

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $12,899,602 134,778
2026-03-31 $12,668,056 131,248
2025-12-31 $11,240,516 128,905
2025-09-30 $11,794,410 124,453
2025-06-30 $9,421,390 102,596
2025-03-31 $9,360,601 101,801
2024-12-31 $8,497,646 103,227
2024-09-30 $9,404,150 104,282
2024-06-30 $7,788,958 100,412
2024-03-31 $6,592,762 91,898
2023-12-31 $6,344,667 90,483
2023-09-30 $5,797,941 89,585
2023-06-30 $6,388,886 90,945
2023-03-31 $6,275,211 90,187
2022-12-31 $6,568,648 91,985
2022-09-30 $6,515,760 95,820
2022-06-30 $6,831,569 95,801
2022-03-31 $6,858,140 94,582
2021-12-31 $6,527,787 95,185
2021-09-30 $5,677,753 91,621
2021-06-30 $5,432,043 89,771
2021-03-31 $5,573,452 89,663
2020-12-31 $5,660,897 92,152
2020-09-30 $4,546,075 83,845
2020-06-30 $3,788,886 73,074
2020-03-31 $3,949,458 72,949