SOUTHERN CO

CUSIP: 842587842 Class: UNIT 12/15/2028

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue ($000)
Capital World Investors11,108,572$559,428
FRANKLIN RESOURCES INC5,985,717$301,441
Russell Investments Group, Ltd.2,772,500$2,792
Calamos Advisors LLC2,485,706$125,180
MANUFACTURERS LIFE INSURANCE COMPANY, THE2,038,727$101,467
PRICE T ROWE ASSOCIATES INC /MD/1,963,671$99
Portman Square Capital LLP1,786,000$88,925
CAMDEN ASSET MANAGEMENT L P /CA1,674,600$83,094
JANE STREET GROUP, LLC1,285,353$64,730
VAN ECK ASSOCIATES CORP1,206,030$62
AMERIPRISE FINANCIAL INC1,077,336$53,496
Voya Investment Management LLC1,000,000$50,360
ADVENT CAPITAL MANAGEMENT /DE/916,989$45,639
D. E. Shaw & Co., Inc.650,000$32,327
STATE STREET CORP565,000$28,058
VICTORY CAPITAL MANAGEMENT INC450,000$22,662
FMR LLC434,859$21,578
Nuveen, LLC423,175$21,311
Weiss Asset Management LP368,563$18,341
Capula Management Ltd221,990$5,580
MASSACHUSETTS FINANCIAL SERVICES CO /MA/200,000$10,072
Capital International, Inc./CA/187,941$9,465
SSI INVESTMENT MANAGEMENT LLC163,090$8,093
BANK OF AMERICA CORP /DE/137,443$6,922
MILLENNIUM MANAGEMENT LLC100,207$4,984
UBS Group AG97,632$4,917
GABELLI FUNDS LLC79,300$3,994
BlueCrest Capital Management Ltd78,186$3,937
Monashee Investment Management LLC75,877$3,821
FEDERATED HERMES, INC.60,000$3,022
CITIGROUP INC50,000$2,518
MORGAN STANLEY50,000$2,518
JANUS HENDERSON GROUP PLC50,000$2,514
MARSHALL WACE, LLP50,000$2,488
Invesco Ltd.50,000$2,518
JPMORGAN CHASE & CO48,247$2,430
TUDOR INVESTMENT CORP ET AL30,000$1,491
BARCLAYS PLC20,687$1,042
GAMCO INVESTORS, INC. ET AL8,000$403
SEI INVESTMENTS CO4,689$236
WHITTIER TRUST CO1,630$81
DV Trading LLC1,000$50
ROYAL BANK OF CANADA8$0
Total (43 institutions)39,958,725$1,704,083