MASON STREET ADVISORS, LLC

Q2 2025 13F Combination Report, Stock Holdings

Signature - Title
Andrew Heistad - Vice President-Treasurer
Location
Milwaukee, WI
Holdings as of
30 Jun 2025
Value $
$854,506,252
Num holdings
15
Filing time
08 Aug 2025, 14:17:55 UTC
Form type
13F-HR
Description
A portion of the US holdings for this investor are reported in this report and a portion are reported by other reporting manager(s). Top holdings included AGG, IVV, SPTL, SPMD, and IEFA.
Previous filing
Q1 2025 - 14 May 2025
Next filing
Q3 2025 - 31 Oct 2025
Sym Weight Trade Impact Company Class Share Change Activity Value Change $ Value $ * Price $ Shares Principal
Filing 2025 Q2 compared to 2025 Q1 by default. Changes are calculated vs the previous SEC filing.
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
Andrew Heistad Vice President-Treasurer Milwaukee, Wisconsin 01 Aug 2025

List of Other Managers Reporting for MASON STREET ADVISORS, LLC:

Name Holdings Value Location File Number
Invesco Advisers, Inc. Atlanta, GA 028-00255
AMERICAN CENTURY INVESTMENT MANAGEMENT INC Kansas City, MO 028-01091
PRICE T ROWE ASSOCIATES INC /MD/ $927,464,463,000 Baltimore, MD 028-00115
DODGE & COX $185,255,649,932 San Francisco, CA 028-00400
LOOMIS SAYLES & CO L P $82,426,381,383 Boston, MA 028-00398
MACQUARIE INVESTMENT MANAGEMENT BUSINESS TRUST Philadelphia, PA 028-05267
WELLINGTON MANAGEMENT GROUP LLP $570,595,046,970 Boston, MA 028-04557
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ $309,900,266,454 Boston, MA 028-04968
DRIEHAUS CAPITAL MANAGEMENT LLC $14,722,032,255 Chicago, IL 028-04207
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC $37,258,245,340 Los Angeles, CA 028-05792
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. $10,231,261,376 Houston, TX 028-05840
FRANKLIN MUTUAL ADVISERS LLC Short Hills, NJ 028-06154
Allspring Global Investments, LLC Charlotte, NC 028-04413
BLACKROCK ADVISORS LLC Wilmington, DE 028-04295
FEDERATED INVESTMENT MANAGEMENT CO Pittsburgh, PA 028-04377
EARNEST PARTNERS LLC $23,335,462,469 Atlanta, GA 028-05269
PACIFIC INVESTMENT MANAGEMENT CO LLC Newport Beach, CA 028-10952
Neuberger Berman Investment Advisers LLC New York, NY 028-17085
Northern Trust Investments, Inc Chicago, IL 028-10487
J.P. Morgan Investment Management Inc. New York, NY 028-11937
FIAM LLC Smithfield, RI 028-12282
Boston Partners $96,580,125,383 Boston, MA 028-12484
abrdn Investments Ltd Edinburgh, United Kingdom 028-14936
T. Rowe Price Investment Management, Inc. $158,432,470,000 Baltimore, MD 028-22690