0001085146-24-001144.txt : 20240213 0001085146-24-001144.hdr.sgml : 20240213 20240213124852 ACCESSION NUMBER: 0001085146-24-001144 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20231231 FILED AS OF DATE: 20240213 DATE AS OF CHANGE: 20240213 EFFECTIVENESS DATE: 20240213 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MASON STREET ADVISORS, LLC CENTRAL INDEX KEY: 0001167711 ORGANIZATION NAME: IRS NUMBER: 392035564 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-10206 FILM NUMBER: 24624065 BUSINESS ADDRESS: STREET 1: 720 E WISCONSIN AVE CITY: MILWAUKEE STATE: WI ZIP: 53202 BUSINESS PHONE: 4146655400 MAIL ADDRESS: STREET 1: 720 EAST WISCONSIN AVE CITY: MILWAUKEE STATE: WI ZIP: 53202 FORMER COMPANY: FORMER CONFORMED NAME: MASON STREET ADVISORS LLC DATE OF NAME CHANGE: 20020219 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE false false false 0001167711 XXXXXXXX 12-31-2023 12-31-2023 false MASON STREET ADVISORS, LLC

720 EAST WISCONSIN AVE MILWAUKEE WI 53202

13F COMBINATION REPORT 028-10206 000114085 801-60721 0001544935 028-14936 000162309 801-75074 abrdn Investments Ltd 0001075869 028-04413 000104973 801-21122 Allspring Global Investments, LLC 0000052388 028-01091 000105778 801-8174 AMERICAN CENTURY INVESTMENT MANAGEMENT INC 0001086364 028-04295 000106614 801-47710 BLACKROCK ADVISORS LLC 0001386060 028-12484 000124982 801-61786 Boston Partners 0000200217 028-00400 000104596 801-1895 DODGE & COX 0000938206 028-04207 000105757 801-18439 Driehaus Capital Management LLC 0001102578 028-05269 000107926 801-56189 EARNEST Partners LLC 0001086433 028-04377 000105138 801-34612 FEDERATED INVESTMENT MANAGEMENT CO 0001385495 028-12282 000133196 801-63658 FIAM LLC 0001023875 028-06154 000111376 801-53068 Franklin Mutual Advisers LLC 0000020430 028-00255 000105360 801-33949 Invesco Advisers, Inc. 0001363391 028-11937 000107038 801-21011 J.P. Morgan Investment Management Inc. 0001021223 028-05792 000104599 801-24241 Kayne Anderson Rudnick Investment Management LLC 0000312348 028-00398 000105377 801-170 LOOMIS SAYLES & CO L P 0000727770 028-05267 000105390 801-32108 MACQUARIE INVESTMENT MANAGEMENT BUSINESS TRUST 0000912938 028-04968 000110045 801-17352 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0001230440 028-17085 000124687 801-61757 Neuberger Berman Investment Advisers LLC 0001256909 028-10487 000105780 801-33358 Northern Trust Investments, Inc 0001163368 028-10952 000104559 801-48187 PACIFIC INVESTMENT MANAGEMENT CO LLC 0001897612 028-22690 000314590 801-121434 T. Rowe Price Investment Management, Inc. 0001021642 028-05840 000106975 801-51795 Vaughan Nelson Investment Management, L.P. 0000902219 028-04557 000106595 801-15908 WELLINGTON MANAGEMENT GROUP LLP 0000080255 028-00115 000105496 801-856 PRICE T ROWE ASSOCIATES INC /MD/ N Andrew Heistad 414 665-1704 /s/Andrew Heistad MILWAUKEE WI 02-13-2024 0 7 544706008 false INFORMATION TABLE 2 infotable.xml INFORMATION TABLE ISHARES TR CORE MSCI EAFE 46432F842 BBG003H6TRS0 62217540 884400 SH DFND 884400 0 0 ISHARES TR CORE S&P MCP ETF 464287507 BBG001SFC7V0 18596765 67100 SH DFND 67100 0 0 ISHARES TR CORE S&P SCP ETF 464287804 BBG001SFC7W9 20913900 193200 SH DFND 193200 0 0 ISHARES TR CORE S&P500 ETF 464287200 BBG001SFB7R6 276141785 578150 SH DFND 578150 0 0 ISHARES TR CORE US AGGBD ET 464287226 BBG001SM1QT8 117561625 1184500 SH DFND 1184500 0 0 J P MORGAN EXCHANGE TRADED F ULTRA SHRT INC 46641Q837 BBG00GP26NW0 24775948 493250 SH DFND 493250 0 0 PIMCO ETF TR ENHAN SHRT MA AC 72201R833 BBG001T618D9 24498445 245500 SH DFND 245500 0 0