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
ABBOTT LABS COM 002824100 359 4,097 SH   SOLE   0 0 4,097
ABBVIE INC COM 00287Y109 345 5,099 SH   SOLE   0 0 5,099
ACCENTURE PLC IRELAND SHS CLASS A G1151C101 868 4,407 SH   SOLE   0 0 4,407
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 8,320 46,546 SH   SOLE   0 0 46,546
ALPHABET INC CAP STK CL C 02079K107 2,942 2,353 SH   SOLE   0 0 2,353
ALPHABET INC CAP STK CL A 02079K305 3,241 2,603 SH   SOLE   0 0 2,603
ALTRIA GROUP INC COM 02209S103 259 5,198 SH   SOLE   0 0 5,198
AMAZON COM INC COM 023135106 4,654 2,395 SH   SOLE   0 0 2,395
AMGEN INC COM 031162100 1,262 7,200 SH   SOLE   0 0 7,200
APPLE INC COM 037833100 3,441 16,566 SH   SOLE   0 0 16,566
AT&T INC COM 00206R102 5,535 162,089 SH   SOLE   0 0 162,089
BANK AMER CORP COM 060505104 2,330 75,731 SH   SOLE   0 0 75,731
BAXTER INTL INC COM 071813109 341 4,000 SH   SOLE   0 0 4,000
BED BATH & BEYOND INC COM 075896100 150 15,000 SH   SOLE   0 0 15,000
BERKSHIRE HATHAWAY INC DEL CL A 084670108 315 1 SH   SOLE   0 0 1
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 13,256 63,154 SH   SOLE   0 0 63,154
BLACKROCK MUNIYIELD FD INC COM 09253W104 1,472 99,250 SH   SOLE   0 0 99,250
BOEING CO COM 097023105 368 1,066 SH   SOLE   0 0 1,066
BROADCOM INC COM 11135F101 1,910 6,348 SH   SOLE   0 0 6,348
CELGENE CORP COM 151020104 975 10,513 SH   SOLE   0 0 10,513
CHINA MOBILE LIMITED SPONSORED ADR 16941M109 470 10,800 SH   SOLE   0 0 10,800
CHUBB LIMITED COM H1467J104 586 3,830 SH   SOLE   0 0 3,830
CISCO SYS INC COM 17275R102 706 12,493 SH   SOLE   0 0 12,493
CITIGROUP INC COM NEW 172967424 1,928 26,712 SH   SOLE   0 0 26,712
COCA COLA CO COM 191216100 719 13,275 SH   SOLE   0 0 13,275
COMCAST CORP NEW CL A 20030N101 618 13,850 SH   SOLE   0 0 13,850
CSX CORP COM 126408103 1,824 26,455 SH   SOLE   0 0 26,455
CVS HEALTH CORP COM 126650100 450 8,103 SH   SOLE   0 0 8,103
CYTOMX THERAPEUTICS INC COM 23284F105 1,716 168,611 SH   SOLE   0 0 168,611
DISNEY WALT CO COM DISNEY 254687106 4,308 29,782 SH   SOLE   0 0 29,782
DOVER CORP COM 260003108 518 5,275 SH   SOLE   0 0 5,275
EATON CORP PLC SHS G29183103 237 2,900 SH   SOLE   0 0 2,900
EATON VANCE RISK MNGD DIV EQ COM 27829G106 377 40,000 SH   SOLE   0 0 40,000
EMBRAER S A SPONSORED ADS 29082A107 2,743 133,075 SH   SOLE   0 0 133,075
FACEBOOK INC CL A 30303M102 4,004 20,047 SH   SOLE   0 0 20,047
GENERAL ELECTRIC CO COM 369604103 250 23,818 SH   SOLE   0 0 23,818
GENERAL MLS INC COM 370334104 697 13,000 SH   SOLE   0 0 13,000
GILEAD SCIENCES INC COM 375558103 234 3,500 SH   SOLE   0 0 3,500
GOLDMAN SACHS GROUP INC COM 38141G104 776 3,492 SH   SOLE   0 0 3,492
HERON THERAPEUTICS INC COM 427746102 1,945 109,665 SH   SOLE   0 0 109,665
HOME DEPOT INC COM 437076102 609 2,808 SH   SOLE   0 0 2,808
HONEYWELL INTL INC COM 438516106 1,080 6,218 SH   SOLE   0 0 6,218
IDEXX LABS INC COM 45168D104 241 850 SH   SOLE   0 0 850
INTEL CORP COM 458140100 431 8,350 SH   SOLE   0 0 8,350
INTERNATIONAL BUSINESS MACHS COM 459200101 1,031 6,813 SH   SOLE   0 0 6,813
INTL PAPER CO COM 460146103 276 6,090 SH   SOLE   0 0 6,090
IQIYI INC SPONSORED ADS 46267X108 904 47,552 SH   SOLE   0 0 47,552
ISHARES TR CORE S&P500 ETF 464287200 535 1,761 SH   SOLE   0 0 1,761
JOHNSON & JOHNSON COM 478160104 1,150 8,800 SH   SOLE   0 0 8,800
JPMORGAN CHASE & CO COM 46625H100 3,329 28,648 SH   SOLE   0 0 28,648
KEYCORP NEW COM 493267108 391 21,150 SH   SOLE   0 0 21,150
LOCKHEED MARTIN CORP COM 539830109 1,371 3,710 SH   SOLE   0 0 3,710
LOWES COS INC COM 548661107 511 4,939 SH   SOLE   0 0 4,939
MASCO CORP COM 574599106 394 9,500 SH   SOLE   0 0 9,500
MASTERCARD INC CL A 57636Q104 282 1,000 SH   SOLE   0 0 1,000
MCDONALDS CORP COM 580135101 591 2,742 SH   SOLE   0 0 2,742
MERCADOLIBRE INC COM 58733R102 3,422 5,227 SH   SOLE   0 0 5,227
MERCK & CO INC COM 58933Y105 641 7,872 SH   SOLE   0 0 7,872
MICROSOFT CORP COM 594918104 2,773 19,621 SH   SOLE   0 0 19,621
MONDELEZ INTL INC CL A 609207105 571 10,411 SH   SOLE   0 0 10,411
MORGAN STANLEY COM NEW 617446448 320 7,000 SH   SOLE   0 0 7,000
NEW RELIC INC COM 64829B100 218 2,300 SH   SOLE   0 0 2,300
NUTRIEN LTD COM 67077M108 328 6,456 SH   SOLE   0 0 6,456
NUVEEN AMT FREE QLTY MUN INC COM 670657105 4,238 300,556 SH   SOLE   0 0 300,556
ORACLE CORP COM 68389X105 402 6,877 SH   SOLE   0 0 6,877
PEPSICO INC COM 713448108 712 5,423 SH   SOLE   0 0 5,423
PFIZER INC COM 717081103 382 8,856 SH   SOLE   0 0 8,856
PHILLIPS 66 COM 718546104 413 4,040 SH   SOLE   0 0 4,040
PLUG POWER INC COM NEW 72919P202 56 25,000 SH   SOLE   0 0 25,000
PROCTER AND GAMBLE CO COM 742718109 293 2,558 SH   SOLE   0 0 2,558
PRUDENTIAL FINL INC COM 744320102 405 3,923 SH   SOLE   0 0 3,923
RADIUS HEALTH INC COM NEW 750469207 1,803 82,450 SH   SOLE   0 0 82,450
ROSS STORES INC COM 778296103 1,245 11,650 SH   SOLE   0 0 11,650
SALESFORCE COM INC COM 79466L302 1,425 8,905 SH   SOLE   0 0 8,905
SLACK TECHNOLOGIES INC COM CL A 83088V102 378 11,100 SH   SOLE   0 0 11,100
SPLUNK INC COM 848637104 1,049 7,455 SH   SOLE   0 0 7,455
THE TRADE DESK INC COM CL A 88339J105 4,102 14,728 SH   SOLE   0 0 14,728
TJX COS INC NEW COM 872540109 217 3,900 SH   SOLE   0 0 3,900
UBER TECHNOLOGIES INC COM 90353T100 217 4,875 SH   SOLE   0 0 4,875
UNION PACIFIC CORP COM 907818108 458 2,627 SH   SOLE   0 0 2,627
UNITED TECHNOLOGIES CORP COM 913017109 706 5,207 SH   SOLE   0 0 5,207
US BANCORP DEL COM NEW 902973304 293 5,100 SH   SOLE   0 0 5,100
VANECK VECTORS ETF TR VIETNAM ETF 92189F817 265 16,050 SH   SOLE   0 0 16,050
VISA INC COM CL A 92826C839 2,835 15,433 SH   SOLE   0 0 15,433
WELLS FARGO CO NEW COM 949746101 510 10,352 SH   SOLE   0 0 10,352
WORKDAY INC CL A 98138H101 963 4,460 SH   SOLE   0 0 4,460
YUM BRANDS INC COM 988498101 1,101 9,657 SH   SOLE   0 0 9,657
YUM CHINA HLDGS INC COM 98850P109 1,046 23,083 SH   SOLE   0 0 23,083
ZOETIS INC CL A 98978V103 1,735 15,071 SH   SOLE   0 0 15,071
ZUORA INC COM CL A 98983V106 337 21,675 SH   SOLE   0 0 21,675