BERKSHIRE HATHAWAY INC DEL CL B NEW CL B NEW 084670702 1982 11105 SH SOLE NONE 0 0 11105 FIRST TRUST ENHANCED SHORT MATURITY ETF FIRST TR ENH NEW 33739Q408 3643 60733 SH SOLE NONE 0 0 60733 FIRST TRUST LOW DURATION MORTGAGE OPPORTUNITIES ETF FST LOW OPPT EFT 33739Q200 1465 28361 SH SOLE NONE 0 0 28361 INVESCO QQQ TRUST UNIT SER 1 46090E103 9873 39876 SH SOLE NONE 0 0 39876 ISHARES CORE MSCI EAFE ETF CORE MSCI EAFE 46432F842 3521 61600 SH SOLE NONE 0 0 61600 ISHARES EDGE MSCI MIN VOL GLOBAL ETF MIN VOL GBL ETF 464286525 7032 80298 SH SOLE NONE 0 0 80298 ISHARES EDGE MSCI MIN VOL USA ETF MSCI MIN VOL ETF 46429B697 7133 117661 SH SOLE NONE 0 0 117661 ISHARES EDGE MSCI USA QUALITY FACTOR ETF USA QUALITY FCTR 46432F339 556 5797 SH SOLE NONE 0 0 5797 ISHARES EXPANDED TECH-SOFTWARE SECTOR ETF EXPANDED TECH 464287515 2136 7518 SH SOLE NONE 0 0 7518 ISHARES IBOXX INVESTMENT GRADE CORPORATE BOND ETF IBOXX INV CP ETF 464287242 6147 45710 SH SOLE NONE 0 0 45710 ISHARES MODERATE ALLOCATION FUND MODERT ALLOC ETF 464289875 2903 72817 SH SOLE NONE 0 0 72817 ISHARES RUSSELL MID-CAP GROWTH ETF RUS MD CP GR ETF 464287481 7081 44785 SH SOLE NONE 0 0 44785 ISHARES RUSSELL TOP 200 GROWTH ETF RUS TP200 GR ETF 464289438 9857 92456 SH SOLE NONE 0 0 92456 ISHARES SHORT MATURITY BOND ETF SHT MAT BD ETF 46431W507 1032 20641 SH SOLE NONE 0 0 20641 PIMCO ENHANCED SHORT MATURITY ACTIVE EXCHANGE-TRADED FUND ENHAN SHRT MA AC 72201R833 3647 35873 SH SOLE NONE 0 0 35873 PROSHARES SHORT 20 YEAR TREASURY SHRT 20+YR TRE 74347X849 5944 384727 SH SOLE NONE 0 0 384727 PROSHARES SHORT S&P 500 SHORT S&P 500 NE 74347B425 753 33712 SH SOLE NONE 0 0 33712 SPDR BLOOMBERG BARCLAYS 1-3 MONTH T-BILL ETF SPDR BLOOMBERG 78468R663 590 6454 SH SOLE NONE 0 0 6454 SPDR BLOOMBERG BARCLAYS HIGH YIELD BOND ETF BLOOMBERG BRCLYS 78468R622 3257 32200 SH SOLE NONE 0 0 32200 SPDR PORTFOLIO S&P 500 ETF PORTFOLIO S&P500 78464A854 505 13940 SH SOLE NONE 0 0 13940 SPDR S&P 500 ETF TR UNIT 78462F103 9661 31332 SH SOLE NONE 0 0 31332 SPDR SSGA ULTRA SHORT TERM BOND ETF ULT SHT TRM BD 78467V707 922 22872 SH SOLE NONE 0 0 22872 VANGUARD DIVIDEND APPRECIATION INDEX FUND DIV APP ETF 921908844 5134 43819 SH SOLE NONE 0 0 43819 VANGUARD INFORMATION TECHNOLOGY INDEX FUND INF TECH ETF 92204A702 798 2865 SH SOLE NONE 0 0 2865 VANGUARD RUSSELL 1000 VALUE ETF VNG RUS1000VAL 92206C714 503 5097 SH SOLE NONE 0 0 5097 VANGUARD TOTAL STOCK MARKET INDEX FUND TOTAL STK MKT 922908769 26674 170410 SH SOLE NONE 0 0 170410 WISDOMTREE FLOATING RATE TREASURY FUND FLOATNG RAT TREA 97717X628 2440 97166 SH SOLE NONE 0 0 97166