Fund HoldingsBarton Investment Management

Total Portfolio Value
$797.33M
Total Bought
$29.52M
Total Sold
$134.42M
Net Transaction
-$104.89M
Filing Period:
Securities
SharesValue ($K)
Q4 2025
Q1 2026
Change
Q4 2025
Q1 2026
Weight (%)
Change
EQUINIX INC(EQIX)35,25632,840-2,41627,01232,1914.04%+5,179
BERKSHIRE HATHAWAY CL B010,255+10,25504,9140.62%+4,914
NETFLIX INC.(NFLX)2,371,7172,342,962-28,755222,372225,27628.25%+2,904
INVESCO EXCH TRADED FD TR II
SHORT TERM ETF
020,430+20,43002,1560.27%+2,156
ROYALTY PHARMA PLC(RPRX)018,875+18,87509050.11%+905
QXO INC(QXO)022,305+22,30504330.05%+433
JOHNSON & JOHNSON(JNJ)14,81714,202-6153,0663,4720.44%+405
ANALOG DEVICES INC(ADI)0735+73502340.03%+234
VERTIV HOLDINGS CO(VRT)2,2102,085-1253585220.07%+164
COSTCO WHOLESALE CORPORATION(COST)1,0241,02408831,0200.13%+137
SYMBOTIC INC(SYM)30,65836,813+6,1551,8241,9580.25%+134
MERCK & CO INC(MRK)8,1588,15808599810.12%+123
CISCO SYS INC(CSCO)4,2655,080+8153293940.05%+66
WALMART INC(WMT)2,5352,53502823150.04%+33
PFIZER INC(PFE)9,8039,720-832442730.03%+29
NORTHERN TR CORP(NTRS)2,2502,25003073140.04%+7
VANGUARD INDEX FDS1,2351,23502362420.03%+6
SCHWAB STRATEGIC TR16,80016,80004524310.05%-21
STATE STR SPDR S&P 500 ETF T(SPY)83983905725460.07%-26
BROADCOM INC(AVGO)99599503443080.04%-36
VANGUARD SCOTTSDALE FDS
SHORT TERM TREAS
26,58925,934-6551,5621,5180.19%-43
AUTOMATIC DATA PROCESSING IN1,4001,40003602840.04%-76
EXXON MOBIL CORP12,4348,240-4,1941,4961,3980.18%-98
DISNEY WALT CO(DIS)6,2896,28907166060.08%-109
NVIDIA CORPORATION(NVDA)4,0163,666-3507496390.08%-110
AMERICAN EXPRESS CO(AXP)1,5441,525-195714610.06%-110
META PLATFORMS INC(META)779629-1505143600.05%-154
VANGUARD INDEX FDS10,75210,617-1353,6053,4060.43%-199
PRICE T ROWE GROUP INC(TROW)16,44016,44001,6831,4820.19%-201
TWILIO INC(TWLO)1,4600-1,4602080-208
ORACLE CORP(ORCL)5,7855,78501,1288510.11%-277
BILL HOLDINGS INC15,11714,182-9358245430.07%-281
ALPHABET INC(GOOG)10,63510,63503,3373,0510.38%-287
THE CIGNA GROUP(CI)1,0800-1,0802970-297
ADOBE INC(ADBE)3,2003,20001,1207780.10%-342
BERKSHIRE HATHAWAY INC DEL101007,5487,1810.90%-367
AMERICAN TOWER CORP(AMT)79,20878,433-77513,90713,5361.70%-371
ABBOTT LABORATORIES9,8947,858-2,0361,2408070.10%-433
DOORDASH INC(DASH)6,0006,00001,3599010.11%-458
ALPHABET INC(GOOG)19,41019,245-1656,0755,5340.69%-541
GFL ENVIRONMENTAL INC(GFL)420,150419,475-67518,04517,5002.19%-545
ABBVIE INC(ABBV)9,6147,578-2,0362,1971,6480.21%-549
APPLE INC(AAPL)25,40224,862-5406,9066,3100.79%-596
ELECTRONIC ARTS INC(EA)49,06543,695-5,37010,0258,9081.12%-1,117
KLAVIYO INC(KVYO)670,0421,050,052+380,01021,75620,4342.56%-1,322
PAYPAL HLDGS INC(PYPL)117,171106,654-10,5176,8404,8240.61%-2,016
MICROSOFT CORP(MSFT)24,46124,416-4511,8309,0381.13%-2,792
BLACKLINE INC(BL)160,204158,644-1,5608,8585,8700.74%-2,988
QUALCOMM INC(QCOM)47,08136,800-10,2818,0534,7390.59%-3,314
AIR LEASE CORP
CL A
403,246340,033-63,21325,90022,0822.77%-3,819
OKTA INC(OKTA)250,886226,576-24,31021,69417,8342.24%-3,860
BERKSHIRE HATHAWAY INC Cl B10,4650-10,4655,2600-5,260
GLOBAL E ONLINE LTD
SHS
1,079,2541,088,214+8,96042,42533,5714.21%-8,854
GITLAB INC(GTLB)558,603554,943-3,66020,96412,0091.51%-8,955
BLUE OWL CAPITAL INC(OBDC)1,950,1642,040,731+90,56729,13518,6322.34%-10,504
AMAZON COM INC(AMZN)505,676497,238-8,438116,720103,56012.99%-13,160
SHOPIFY INC(SHOP)1,640,4261,602,959-37,467264,059190,14323.85%-73,916
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