13FBOX
Barton Investment Management · 13F Holdings
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Barton Investment Management

No.3363 Data as of 2026Q2
Latest AUM (Q2 2026)
$738.2M
QoQ Change Q1 2026
-$59.1M-7.4%
Holdings
60
New Buys
7
Adds
10
Reduces
20
Exits
1
Unchanged
23
Holdings Value Trend
Holdings by Sector
Stock Ownership TrendPortfolio %Prev Q %Q2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
SHOPIFY INCSHOP
24.45%23.85%$180.5M1.6M$190.1M1.6M-22,358-1.39%Reduce
NETFLIX INCNFLX
22.09%28.25%$163.1M2.3M$225.3M2.3M-59,307-2.53%Reduce
AMAZON COM INCAMZN
15.72%12.99%$116.0M486,832$103.6M497,238-10,406-2.09%Reduce
GGLOBAL E ONLINE LTDGLBE
5.13%4.21%$37.8M1.1M$33.6M1.1M+1,120+0.10%Add
EQUINIX INCEQIX
4.5%4.04%$33.3M31,901$32.2M32,840-939-2.86%Reduce
OKTA INC CLASS AOKTA
3.96%2.24%$29.2M214,259$17.8M226,576-12,317-5.44%Reduce
KKLAVIYO INCKVYO
2.57%2.56%$19.0M1.3M$20.4M1.1M+206,556+19.67%Add
BBLUE OWL CAPITAL INCOWL
2.5%2.34%$18.4M2.1M$18.6M2.0M+65,522+3.21%Add
GFL ENVIRONMENTAL INCGFL
2.07%2.19%$15.3M415,541$17.5M419,475-3,934-0.94%Reduce
GGITLAB INCGTLB
1.99%1.51%$14.7M480,456$12.0M554,943-74,487-13.42%Reduce
AMERICAN TOWER CORP COMAMT
1.71%1.7%$12.6M77,038$13.5M78,433-1,395-1.78%Reduce
MICROSOFT CORPMSFT
1.23%1.13%$9.1M24,416$9.0M24,41600.00%Unchanged
ELECTRONIC ARTS INCEA
1.21%1.12%$9.0M43,695$8.9M43,69500.00%Unchanged
BERKSHIRE HATHAWAY INC CL ABRK.A
1.01%0.9%$7.5M10$7.2M1000.00%Unchanged
APPLE INCAAPL
0.97%0.79%$7.2M24,862$6.3M24,86200.00%Unchanged
QQUALCOMM INCQCOM
0.95%0.59%$7.0M38,057$4.7M36,800+1,257+3.42%Add
ALPHABET INCGOOGL
0.93%0.69%$6.9M19,268$5.5M19,245+23+0.12%Add
BBERKSHIRE HATHAWAY INC DEL CL B NEW
0.7%0.62%$5.1M10,255$4.9M10,25500.00%Unchanged
PAYPAL HLDGS INC COMPYPL
0.58%0.61%$4.3M99,100$4.8M106,654-7,554-7.08%Reduce
GGENERAL DYNAMICS CORPVTI
0.53%0.43%$3.9M10,617$3.4M10,61700.00%Unchanged
AAlphabet Inc Class CGOOG
0.51%0.38%$3.8M10,635$3.1M10,63500.00%Unchanged
JOHNSON & JOHNSONJNJ
0.49%0.44%$3.6M14,163$3.5M14,202-39-0.27%Reduce
BLACKLINE INCBL
0.48%0.74%$3.5M125,977$5.9M158,644-32,667-20.59%Reduce
SYMBOTIC INC CLASS A COMSYM
0.33%0.25%$2.4M53,460$2.0M36,813+16,647+45.22%Add
IINVESCO SHORT TERM TREASURY ETFTBLL
0.28%0.27%$2.1M19,480$2.2M20,430-950-4.65%Reduce
ABBVIE INCABBV
0.26%0.21%$1.9M7,578$1.6M7,57800.00%Unchanged
ROYALTY PHARMA PLCRPRX
0.23%0.11%$1.7M30,046$905,43418,875+11,171+59.18%Add
PRICE T ROWE GROUP INC COMTROW
0.22%0.19%$1.6M14,040$1.5M16,440-2,400-14.60%Reduce
VVANGUARD SCOTTSDALE FDSVGSH
0.2%0.19%$1.5M25,934$1.5M25,93400.00%Unchanged
EXXON MOBIL CORPXOM
0.15%0.18%$1.1M8,105$1.4M8,240-135-1.64%Reduce
DDOORDASH INCDASH
0.15%0.11%$1.1M6,000$900,9006,00000.00%Unchanged
MERCK & CO INCMRK
0.14%0.12%$1.0M8,158$981,3268,15800.00%Unchanged
COSTCO WHOLESALE CORPORATIONCOST
0.13%0.13%$957,9221,024$1.0M1,02400.00%Unchanged
ORACLE CORPORCL
0.11%0.11%$847,7925,785$851,0325,78500.00%Unchanged
NVIDIA CORPORATIONNVDA
0.1%0.08%$773,5483,866$639,3513,666+200+5.46%Add
ABBOTT LABORATORIESABT
0.1%0.1%$713,0357,858$806,7817,85800.00%Unchanged
VERTIV HOLDINGS COVRT
0.09%0.07%$662,9441,980$522,4602,085-105-5.04%Reduce
ADOBE INC COMADBE
0.09%0.1%$656,0643,200$777,8563,20000.00%Unchanged
SSTATE STR SPDR S&P 500 ETF TSPY
0.08%0.07%$626,541839$545,63683900.00%Unchanged
CISCO SYS INCCSCO
0.08%0.05%$596,6975,080$394,1585,08000.00%Unchanged
INTEL CORPINTC
0.07%$540,3693,870$00+3,870New Buy
DISNEY WALT CODIS
0.07%0.08%$509,0675,289$606,1346,289-1,000-15.90%Reduce
SSCHWAB USSCHX
0.07%0.05%$495,72216,844$430,75216,800+44+0.26%Add
AMERICAN EXPRESS COAXP
0.07%0.06%$493,8451,460$461,2821,525-65-4.26%Reduce
QQXO INCQXO
0.06%0.05%$475,11427,495$433,16422,305+5,190+23.27%Add
NORTHERN TR CORPNTRS
0.05%0.04%$391,1402,250$314,0332,25000.00%Unchanged
ADVANCED MICRO DEVICES INCAMD
0.05%$386,306665$00+665New Buy
DDELL TECHNOLOGIES INC CLASS CDELL
0.05%$377,528875$00+875New Buy
BROADCOM INCAVGO
0.05%0.04%$364,569965$307,995995-30-3.02%Reduce
META PLATFORMS INCMETA
0.05%0.05%$354,310629$359,87062900.00%Unchanged

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow