The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
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
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
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 (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
RAPT THERAPEUTICS INC COM 75382E109 1,629 73,383 SH   SOLE N/A 73,383 0 0
EVELO BIOSCIENCES INC COM 299734103 1,218 113,850 SH   SOLE N/A 113,850 0 0
KALEIDO BIOSCIENCES INC COM 483347100 1,216 150,150 SH   SOLE N/A 150,150 0 0
KYMERA THERAPEUTICS INC COM 501575104 12,168 313,127 SH   SOLE N/A 313,127 0 0
SANA BIOTECHNOLOGY INC COM 799566104 9,414 281,250 SH   SOLE N/A 281,250 0 0
ACCOLADE INC COM 00437E102 13,107 288,892 SH   SOLE N/A 288,892 0 0
ANTERO RESOURCES CORP COM 03674X106 425 41,633 SH   SOLE N/A 41,633 0 0
ANTERO MIDSTREAM CORP COM 03676B102 101 11,130 SH   SOLE N/A 11,130 0 0
ASANA INC CL A 04342Y104 581 20,327 SH   SOLE N/A 20,327 0 0
BIGCOMMERCE HLDGS INC COM SER 1 08975P108 1,449 25,065 SH   SOLE N/A 25,065 0 0
DOORDASH INC CL A 25809K105 923 7,040 SH   SOLE N/A 7,040 0 0
MICROSOFT CORP COM 594918104 1,103 4,678 SH   SOLE N/A 4,678 0 0
PROGYNY INC COM 74340E103 411 9,224 SH   SOLE N/A 9,224 0 0
TWILIO INC CL A 90138F102 470 1,380 SH   SOLE N/A 1,380 0 0
VOR BIOPHARMA INC COM 929033108 7,923 183,821 SH   SOLE N/A 183,821 0 0
BERKSHIRE HATHAWAY INC DEL CL A 084670108 30,085 78 SH   SOLE N/A 78 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 282 1,100 SH   SOLE N/A 1,100 0 0