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
APOLLO STRATEGIC GROWTH CAPT SHS CL A G0411R106 148 15,000 SH   SOLE   7,500 0 0
AVANTI ACQUISITION CORP SHS CL A G0682V109 196 20,000 SH   SOLE   10,000 0 0
DUDDELL STREET ACQUISITN COR CL A G28553108 436 44,525 SH   SOLE   22,263 0 0
ARYA SCIENCES ACQU CORP IV CL A G31659108 104 10,000 SH   SOLE   5,000 0 0
GASLOG LTD SHS G37585109 1,570 271,957 SH   SOLE   57,500 0 0
G SQUARED ASCEND I INC UNIT 99/99/9999 G4204R125 200 20,000 SH   SOLE   20,000 0 0
IHS MARKIT LTD SHS G47567105 1,452 15,000 SH   SOLE   7,500 0 0
MARLIN TECHNOLOGY CORP UNIT 99/99/9999 G58411128 198 20,000 SH   SOLE   10,000 0 0
WILLIS TOWERS WATSON PLC LTD SHS G96629103 5,722 25,000 SH   SOLE   12,500 0 0
ACELRX PHARMACEUTICALS INC COM 00444T100 24 14,099 SH   SOLE   14,099 0 0
ADVANCED MERGER PARTNERS INC UNIT 99/99/9999 00777J208 104 10,450 SH   SOLE   5,225 0 0
ALASKA AIR GROUP INC COM 011659109 846 12,223 SH   SOLE   12,223 0 0
ALEXION PHARMACEUTICALS INC COM 015351109 3,058 20,000 SH   SOLE   10,000 0 0
ALPHABET INC CAP STK CL C 02079K107 14,220 6,874 SH   SOLE   6,874 0 0
ATHLON ACQUISITION CORP UNIT 01/12/2026 04748A205 296 30,000 SH   SOLE   15,000 0 0
BANCO SANTANDER MEXICO SA SPONSORED ADS B 05969B103 791 143,741 SH   SOLE   143,741 0 0
BERKSHIRE HATHAWAY INC DEL CL A 084670108 11,571 30 SH   SOLE   30 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,069 27,670 SH   SOLE   12,425 0 0
BIOMARIN PHARMACEUTICAL INC COM 09061G101 227 3,000 SH   SOLE   3,000 0 0
BOINGO WIRELESS INC COM 09739C102 3,264 231,955 SH   SOLE   115,977 0 0
BOSTON PRIVATE FINL HLDGS IN COM 101119105 1,274 95,612 SH   SOLE   47,806 0 0
CANTEL MED CORP COM 138098108 1,198 15,000 SH   SOLE   7,500 0 0
CAPSTAR SPL PURP ACQUISITION COM CL A 14070Y101 196 20,000 SH   SOLE   10,000 0 0
COCA-COLA FEMSA SAB DE CV SPONSORD ADR REP 191241108 993 21,500 SH   SOLE   21,500 0 0
COHERENT INC COM 192479103 2,656 10,500 SH   SOLE   5,250 0 0
CONTROLADORA VUELA COMP DE A SPON ADR RP 10 21240E105 832 58,320 SH   SOLE   58,320 0 0
COOPER TIRE & RUBR CO COM 216831107 1,400 25,000 SH   SOLE   12,500 0 0
CORELOGIC INC COM 21871D103 1,902 24,000 SH   SOLE   12,050 0 0
DHB CAPITAL CORP UNIT 03/31/2028 23291W208 172 17,400 SH   SOLE   17,400 0 0
DELTA AIR LINES INC DEL COM NEW 247361702 401 8,302 SH   SOLE   8,302 0 0
DONALDSON INC COM 257651109 38 744,888 SH   SOLE   744,888 0 0
EMBRAER S.A. SPONSORED ADS 29082A107 100 10,000 SH   SOLE   10,000 0 0
EXTENDED STAY AMER INC UNIT 99/99/9999B 30224P200 2,626 133,000 SH   SOLE   66,500 0 0
FORESIGHT ACQUISITION CORP UNIT 01/29/2026 34552Y205 198 20,000 SH   SOLE   10,000 0 0
GW PHARMACEUTICALS PLC ADS 36197T103 2,169 10,000 SH   SOLE   10,000 0 0
GLOBAL X FDS GLOBAL X URANIUM 37954Y871 527 28,000 SH   SOLE   28,000 0 0
GLU MOBILE INC COM 379890106 4,118 330,000 SH   SOLE   165,000 0 0
GOLD FIELDS LTD SPONSORED ADR 38059T106 1,779 187,500 SH   SOLE   187,500 0 0
GRUBHUB INC COM 400110102 480 8,000 SH   SOLE   4,000 0 0
ISHARES SILVER TR ISHARES 46428Q109 795 35,000 SH   SOLE   35,000 0 0
ISHARES INC MSCI TAIWAN ETF 46434G772 7,315 122,000 SH   SOLE   122,000 0 0
NIC INC COM 62914B100 1,696 50,000 SH   SOLE   24,999 0 0
PHILIP MORRIS INTL INC COM 718172109 4,703 53,000 SH   SOLE   41,000 0 0
PROSIGHT GLOBAL INC COM 74349J103 630 50,000 SH   SOLE   25,000 0 0
REALPAGE INC COM 75606N109 4,430 50,800 SH   SOLE   25,400 0 0
SPDR GOLD TR GOLD SHS 78463V107 1,280 8,000 SH   SOLE   8,000 0 0
SPDR INDEX SHS FDS ASIA PACIF ETF 78463X301 18,091 137,718 SH   SOLE   137,718 0 0
SPDR INDEX SHS FDS GLB NAT RESRCE 78463X541 955 19,000 SH   SOLE   19,000 0 0
SPDR SER TR S&P METALS MNG 78464A755 679 17,000 SH   SOLE   17,000 0 0
SPDR SER TR S&P OILGAS EXP 78468R556 1,220 15,000 SH   SOLE   15,000 0 0
SEACOR HOLDINGS INC COM 811904101 1,914 46,980 SH   SOLE   23,490 0 0
SELECT SECTOR SPDR TR ENERGY 81369Y506 662 13,500 SH   SOLE   13,500 0 0
SHAW COMMUNICATIONS INC CL B CONV 82028K200 1,307 40,000 SH   SOLE   40,000 0 0
TALEND S A ADS 874224207 954 15,000 SH   SOLE   7,500 0 0
TECK RESOURCES LTD CL B 878742204 951 49,600 SH   SOLE   49,600 0 0
TWITTER INC COM 90184L102 318 5,000 SH   SOLE   2,500 0 0
VANGUARD INDEX FDS TOTAL STK MKT 922908769 15,537 75,169 SH   SOLE   75,169 0 0
XILINX INC COM 983919101 5,576 45,000 SH   SOLE   22,500 0 0