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The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
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COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
BLACK STONE MINERALS L P COM UNIT 09225M101 BBG008B5CF38 415,450 189 SH   SOLE   189 0 0
FIRST TR EXCHANGE-TRADED FD NO AMER ENERGY 33738D101 BBG0034YTRP6 97,427,211 3,687,631 SH   SOLE   3,687,631 0 0
ISHARES TR 1 3 YR TREAS BD 464287457 BBG001SKXPR1 145,005,204 1,790,851 SH   SOLE   1,790,851 0 0
ISHARES TR 7-10 YR TRSY BD 464287440 BBG001S80936 165,199,968 1,803,690 SH   SOLE   1,803,690 0 0
ISHARES TR CORE US AGGBD ET 464287226 BBG001SM1QT8 8,552,844 90,949 SH   SOLE   90,949 0 0
ISHARES TR INTL TREA BD ETF 464288117 BBG001T33MN2 2,659,699 71,555 SH   SOLE   71,555 0 0
ISHARES TR ISHS 1-5YR INVS 464288646 BBG001SSD858 4,628,061 92,877 SH   SOLE   92,877 0 0
ISHARES TR SHORT TREAS BD 464288679 BBG001SSD803 12,208,372 110,513 SH   SOLE   110,513 0 0
ISHARES TR TIPS BD ETF 464287176 BBG001SD9RM5 60,640,417 584,655 SH   SOLE   584,655 0 0
ISHARES TR US TREAS BD ETF 46429B267 BBG002NCKPP8 8,068,029 366,063 SH   SOLE   366,063 0 0
J P MORGAN EXCHANGE TRADED F BETABULDRS JAPAN 46641Q217 BBG00L52MHJ1 32,445,393 645,808 SH   SOLE   645,808 0 0
NUSHARES ETF TR NUVEEN ESG EMRGN 67092P888 BBG00GVX41Y3 3,424,305 130,599 SH   SOLE   130,599 0 0
NUSHARES ETF TR NUVEEN ESG INTL 67092P805 BBG00GVWYK25 11,351,542 415,503 SH   SOLE   415,503 0 0
NUSHARES ETF TR NUVEEN ESG LRGVL 67092P300 BBG00FJ5HBJ1 2,521,098 75,055 SH   SOLE   75,055 0 0
SELECT SECTOR SPDR TR ENERGY 81369Y506 BBG001S7T1S7 10,640,620 117,719 SH   SOLE   117,719 0 0
SPDR GOLD TR GOLD SHS 78463V107 BBG001SCPX28 77,657,248 452,944 SH   SOLE   452,944 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 BBG001S72SM3 97,440,718 227,942 SH   SOLE   227,942 0 0
SPDR SER TR BLOOMBERG INTL T 78464A516 BBG001T05M47 83,300,305 3,921,860 SH   SOLE   3,921,860 0 0
VANECK ETF TRUST AGRIBUSINESS ETF 92189F700 BBG001SPSH76 34,799,251 442,176 SH   SOLE   442,176 0 0
VANGUARD INDEX FDS REAL ESTATE ETF 922908553 BBG001SMD2X3 7,096,303 93,792 SH   SOLE   93,792 0 0
VANGUARD INTL EQUITY INDEX F FTSE EMR MKT ETF 922042858 BBG001SHTTZ6 6,877,073 175,391 SH   SOLE   175,391 0 0
VANGUARD INTL EQUITY INDEX F GLB EX US ETF 922042676 BBG001TCVT65 2,454,692 63,054 SH   SOLE   63,054 0 0
VANGUARD INTL EQUITY INDEX F TT WRLD ST ETF 922042742 BBG001T2YZG9 39,628,506 425,290 SH   SOLE   425,290 0 0
VANGUARD TAX-MANAGED FDS VAN FTSE DEV MKT 921943858 BBG001SSPWL4 5,855,857 133,940 SH   SOLE   133,940 0 0