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
Expires: July 31, 2015
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 1,345,683 9,894 SH SOLE 0 0 9,894
ABBVIE INC COM 00287Y109 1,784,551 9,614 SH SOLE 0 0 9,614
ADOBE INC COM 00724F101 1,238,016 3,200 SH SOLE 0 0 3,200
AIR LEASE CORP CL A 00912X302 34,802,924 595,023 SH SOLE 0 0 595,023
ALPHABET INC CAP STK CL C 02079K107 1,886,543 10,635 SH SOLE 0 0 10,635
ALPHABET INC CAP STK CL A 02079K305 3,404,764 19,320 SH SOLE 0 0 19,320
AMAZON COM INC COM 023135106 113,302,869 516,445 SH SOLE 0 0 516,445
AMERICAN EXPRESS CO COM 025816109 553,431 1,735 SH SOLE 0 0 1,735
AMERICAN TOWER CORP NEW COM 03027X100 18,263,546 82,633 SH SOLE 0 0 82,633
APPLE INC COM 037833100 5,905,614 28,784 SH SOLE 0 0 28,784
AUTOMATIC DATA PROCESSING IN COM 053015103 431,760 1,400 SH SOLE 0 0 1,400
BERKSHIRE HATHAWAY Cl B COM 084670207 5,076,297 10,450 SH SOLE 0 0 10,450
BERKSHIRE HATHAWAY INC DEL CL A 084670108 7,288,000 10 SH SOLE 0 0 10
BILL HOLDINGS INC COM 090043100 681,225 14,726 SH SOLE 0 0 14,726
BLACKLINE INC COM 09239B109 9,852,560 174,012 SH SOLE 0 0 174,012
BLUE OWL CAPITAL INC COM CL A 09581B103 36,628,553 1,906,744 SH SOLE 0 0 1,906,744
BROADCOM INC COM 11135F101 286,705 1,040 SH SOLE 0 0 1,040
CISCO SYS INC COM 17275R102 295,906 4,265 SH SOLE 0 0 4,265
COSTCO WHSL CORP NEW COM 22160K105 1,013,699 1,024 SH SOLE 0 0 1,024
DISNEY WALT CO COM 254687106 779,899 6,289 SH SOLE 0 0 6,289
DOORDASH INC CL A 25809K105 1,479,060 6,000 SH SOLE 0 0 6,000
ELECTRONIC ARTS INC COM 285512109 8,013,746 50,180 SH SOLE 0 0 50,180
EQUINIX INC COM 29444U700 29,958,992 37,662 SH SOLE 0 0 37,662
EXXON MOBIL CORP COM 30231G102 1,352,783 12,549 SH SOLE 0 0 12,549
GFL ENVIRONMENTAL INC SUB VTG SHS 36168Q104 21,176,952 419,678 SH SOLE 0 0 419,678
GITLAB INC CLASS A COM 37637K108 25,450,296 564,183 SH SOLE 0 0 564,183
GLOBAL E ONLINE LTD SHS M5216V106 36,202,305 1,079,377 SH SOLE 0 0 1,079,377
JOHNSON & JOHNSON COM 478160104 2,282,544 14,943 SH SOLE 0 0 14,943
MERCK & CO INC COM 58933Y105 645,788 8,158 SH SOLE 0 0 8,158
META PLATFORMS INC CL A 30303M102 564,639 765 SH SOLE 0 0 765
MICROSOFT CORP COM 594918104 12,820,743 25,775 SH SOLE 0 0 25,775
NETFLIX INC COM 64110L106 328,874,259 245,588 SH SOLE 0 0 245,588
NORTHERN TR CORP COM 665859104 285,278 2,250 SH SOLE 0 0 2,250
NVIDIA CORPORATION COM 67066G104 619,322 3,920 SH SOLE 0 0 3,920
OKTA INC CL A 679295105 25,198,639 252,062 SH SOLE 0 0 252,062
ORACLE CORP COM 68389X105 1,439,679 6,585 SH SOLE 0 0 6,585
PAYPAL HLDGS INC COM 70450Y103 9,755,541 131,264 SH SOLE 0 0 131,264
PFIZER INC COM 717081103 236,728 9,766 SH SOLE 0 0 9,766
PRICE T ROWE GROUP INC COM 74144T108 1,586,460 16,440 SH SOLE 0 0 16,440
QUALCOMM INC COM 747525103 7,547,097 47,389 SH SOLE 0 0 47,389
SHOPIFY INC CL A SUB VTG SHS 82509L107 198,213,519 1,718,366 SH SOLE 0 0 1,718,366
SPDR S&P 500 ETF TR TR UNIT 78462F103 518,377 839 SH SOLE 0 0 839
THE CIGNA GROUP COM 125523100 357,027 1,080 SH SOLE 0 0 1,080
VANGUARD INDEX FDS VALUE ETF 922908744 218,274 1,235 SH SOLE 0 0 1,235
VANGUARD INDEX FDS TOTAL STK MKT 922908769 3,359,035 11,052 SH SOLE 0 0 11,052
VANGUARD SCOTTSDALE FDS SHORT TERM TREAS 92206C102 1,609,926 27,389 SH SOLE 0 0 27,389
VERTIV HOLDINGS CO COM CL A 92537N108 295,343 2,300 SH SOLE 0 0 2,300
WALMART INC COM 931142103 247,873 2,535 SH SOLE 0 0 2,535