Barton Investment Management
In its 13F for Q1 2026 (holdings as of March 31, 2026, filed April 20, 2026), Barton Investment Management reported 54 stock positions worth $797.3 million. Its top holding was Netflix (NFLX) at 28.3% of the portfolio, followed by Shopify Class A (SHOP, 23.8%) and Amazon.com (AMZN, 13.0%). Compared with Q4 2025, it opened 4 new positions, sold out of 2, added to 5 and reduced 29. The biggest buy was a new position in Invesco Short Term Treasury (TBLL) and the biggest sale Shopify Class A (SHOP, shares −2%).
- Most Recent 13F
- Q2 2026
- Location
- WEST CONSHOHOCKEN, PA
- CIK
- 0001387818
- Portfolio Value
- $797.3M (Q1 2026)
- SEC Filing
- 0001387818-26-000002 ↗ filed Apr 20, 2026
Holdings Value
Holdings 54 stocks · $797.3M
| NFLX Netflix Inc. | 28.25% | 2,342,962 | $225.3M | Reduce -1.2% |
| SHOP Shopify Inc. Class A | 23.85% | 1,602,959 | $190.1M | Reduce -2.3% |
| AMZN Amazon.com Inc. | 12.99% | 497,238 | $103.6M | Reduce -1.7% |
| GLBE Global-E Online Ltd. | 4.21% | 1,088,214 | $33.6M | Add +0.8% |
| EQIX Equinix Inc. | 4.04% | 32,840 | $32.2M | Reduce -6.8% |
| AL Sumisho Air Lease Corp. filed as AIR LEASE CORP | 2.77% | 340,033 | $22.1M | Reduce -15.7% |
| KVYO Klaviyo Inc. Class A | 2.56% | 1,050,052 | $20.4M | Add +56.7% |
| OWL Blue Owl Capital Inc. | 2.34% | 2,040,731 | $18.6M | Add +4.6% |
| OKTA Okta Inc. | 2.24% | 226,576 | $17.8M | Reduce -9.7% |
| GFL GFL Environmental Inc.-Sub VT | 2.19% | 419,475 | $17.5M | Reduce -0.2% |
| AMT American Tower Corp. | 1.70% | 78,433 | $13.5M | Reduce -1.0% |
| GTLB Gitlab Inc. Class A | 1.51% | 554,943 | $12.0M | Reduce -0.7% |
| MSFT Microsoft Corp. | 1.13% | 24,416 | $9.0M | Reduce -0.2% |
| EA Electronic Arts Inc. | 1.12% | 43,695 | $8.9M | Reduce -10.9% |
| BRK.A Berkshire Hathaway Inc. Class A | 0.90% | 10 | $7.2M | No change |
| AAPL Apple Inc. | 0.79% | 24,862 | $6.3M | Reduce -2.1% |
| BL Blackline Inc. | 0.74% | 158,644 | $5.9M | Reduce -1.0% |
| GOOGL Alphabet Inc. Class A | 0.69% | 19,245 | $5.5M | Reduce -0.8% |
| BERKSHIRE HATHAWAY INC | 0.62% | 10,255 | $4.9M | Reduce -2.0% |
| PYPL PayPal Holdings Inc. | 0.60% | 106,654 | $4.8M | Reduce -9.0% |
| QCOM Qualcomm Inc. | 0.59% | 36,800 | $4.7M | Reduce -21.8% |
| JNJ Johnson & Johnson | 0.44% | 14,202 | $3.5M | Reduce -4.2% |
| VTI VG Morningstar TS MKT ETF-US | 0.43% | 10,617 | $3.4M | Reduce -1.3% |
| GOOG Alphabet Inc. Class C | 0.38% | 10,635 | $3.1M | No change |
| TBLL Invesco Short Term Treasury | 0.27% | 20,430 | $2.2M | New |
| SYM Symbotic Inc. | 0.25% | 36,813 | $2.0M | Add +20.1% |
| ABBV Abbvie Inc. | 0.21% | 7,578 | $1.6M | Reduce -21.2% |
| VGSH Vanguard Short-Term Treasury | 0.19% | 25,934 | $1.5M | Reduce -2.5% |
| TROW T Rowe Price Group Inc. filed as PRICE T ROWE GROUP INC | 0.19% | 16,440 | $1.5M | No change |
| XOM Exxon Mobil Corp. | 0.18% | 8,240 | $1.4M | Reduce -33.7% |
| COST Costco Wholesale Corp. | 0.13% | 1,024 | $1.0M | No change |
| MRK Merck & Co. Inc. | 0.12% | 8,158 | $981K | No change |
| RPRX Royalty Pharma PLC Class A | 0.11% | 18,875 | $905K | New |
| DASH DoorDash Inc. Class A | 0.11% | 6,000 | $901K | No change |
| ORCL Oracle Corp. | 0.11% | 5,785 | $851K | No change |
| ABT Abbott Laboratories | 0.10% | 7,858 | $807K | Reduce -20.6% |
| ADBE Adobe Inc. | 0.10% | 3,200 | $778K | No change |
| NVDA Nvidia Corp. | 0.08% | 3,666 | $639K | Reduce -8.7% |
| DIS The Walt Disney Co. filed as DISNEY WALT CO | 0.08% | 6,289 | $606K | No change |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.07% | 839 | $546K | No change |
| BILL Bill Holdings Inc. | 0.07% | 14,182 | $543K | Reduce -6.2% |
| VRT Vertiv Holdings Co. Class A | 0.07% | 2,085 | $522K | Reduce -5.7% |
| AXP American Express Co. | 0.06% | 1,525 | $461K | Reduce -1.2% |
| QXO Qxo Inc. | 0.05% | 22,305 | $433K | New |
| SCHX Schwab US Large-Cap ETF | 0.05% | 16,800 | $431K | No change |
| CSCO Cisco Systems Inc. | 0.05% | 5,080 | $394K | Add +19.1% |
| META Meta Platforms Inc. Class A | 0.05% | 629 | $360K | Reduce -19.3% |
| WMT Walmart Inc. | 0.04% | 2,535 | $315K | No change |
| NTRS Northern Trust Corp. | 0.04% | 2,250 | $314K | No change |
| AVGO Broadcom Inc. | 0.04% | 995 | $308K | No change |
| ADP Automatic Data Processing | 0.04% | 1,400 | $284K | No change |
| PFE Pfizer Inc. | 0.03% | 9,720 | $273K | Reduce -0.8% |
| VTV Vanguard Mrngstr Val ETF-Aui | 0.03% | 1,235 | $242K | No change |
| ADI Analog Devices Inc. | 0.03% | 735 | $234K | New |
Portfolio Sells Q4 2025 → Q1 2026
| SHOP Shopify Inc. Class A | Reduce -2.3% | 23.85% | −4.60 |
| GTLB Gitlab Inc. Class A | Reduce -0.7% | 1.51% | −0.75 |
| QCOM Qualcomm Inc. | Reduce -21.8% | 0.59% | −0.27 |
| BL Blackline Inc. | Reduce -1.0% | 0.74% | −0.22 |
| MSFT Microsoft Corp. | Reduce -0.2% | 1.13% | −0.14 |
| PYPL PayPal Holdings Inc. | Reduce -9.0% | 0.60% | −0.13 |
| OKTA Okta Inc. | Reduce -9.7% | 2.24% | −0.10 |
| ABT Abbott Laboratories | Reduce -20.6% | 0.10% | −0.03 |
| CI The Cigna Group | Sold out | 0.00% | −0.03 |
| ABBV Abbvie Inc. | Reduce -21.2% | 0.21% | −0.03 |
| TWLO Twilio Inc. Class A | Sold out | 0.00% | −0.02 |
| AL Sumisho Air Lease Corp. | Reduce -15.7% | 2.77% | −0.02 |
| BILL Bill Holdings Inc. | Reduce -6.2% | 0.07% | −0.02 |
| META Meta Platforms Inc. Class A | Reduce -19.3% | 0.05% | −0.01 |
| AXP American Express Co. | Reduce -1.2% | 0.06% | −0.00 |
| NVDA Nvidia Corp. | Reduce -8.7% | 0.08% | −0.00 |
| PFE Pfizer Inc. | Reduce -0.8% | 0.03% | +0.01 |
| XOM Exxon Mobil Corp. | Reduce -33.7% | 0.18% | +0.01 |
| VGSH Vanguard Short-Term Treasury | Reduce -2.5% | 0.19% | +0.02 |
| VRT Vertiv Holdings Co. Class A | Reduce -5.7% | 0.07% | +0.03 |
| EA Electronic Arts Inc. | Reduce -10.9% | 1.12% | +0.04 |
| VTI VG Morningstar TS MKT ETF-US | Reduce -1.3% | 0.43% | +0.04 |
| GOOGL Alphabet Inc. Class A | Reduce -0.8% | 0.69% | +0.04 |
| AAPL Apple Inc. | Reduce -2.1% | 0.79% | +0.05 |
| BERKSHIRE HATHAWAY INC | Reduce -2.0% | 0.62% | +0.05 |
| JNJ Johnson & Johnson | Reduce -4.2% | 0.44% | +0.10 |
| AMT American Tower Corp. | Reduce -1.0% | 1.70% | +0.20 |
| GFL GFL Environmental Inc.-Sub VT | Reduce -0.2% | 2.19% | +0.25 |
| AMZN Amazon.com Inc. | Reduce -1.7% | 12.99% | +0.41 |
| EQIX Equinix Inc. | Reduce -6.8% | 4.04% | +1.13 |
| NFLX Netflix Inc. | Reduce -1.2% | 28.25% | +4.29 |
Portfolio Buys Q4 2025 → Q1 2026
| TBLL Invesco Short Term Treasury | New | 0.27% | +0.27 |
| KVYO Klaviyo Inc. Class A | Add +56.7% | 2.56% | +0.22 |
| RPRX Royalty Pharma PLC Class A | New | 0.11% | +0.11 |
| QXO Qxo Inc. | New | 0.05% | +0.05 |
| SYM Symbotic Inc. | Add +20.1% | 0.25% | +0.05 |
| ADI Analog Devices Inc. | New | 0.03% | +0.03 |
| CSCO Cisco Systems Inc. | Add +19.1% | 0.05% | +0.01 |
| GLBE Global-E Online Ltd. | Add +0.8% | 4.21% | −0.36 |
| OWL Blue Owl Capital Inc. | Add +4.6% | 2.34% | −0.80 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 60 | $738.2M | SHOP, NFLX, AMZN, GLBE, EQIX |
| Q1 2026 | 54 | $797.3M | NFLX, SHOP, AMZN, GLBE, EQIX |
| Q4 2025 | 52 | $928.1M | SHOP, NFLX, AMZN, GLBE, OWL |
| Q3 2025 | 51 | $981.9M | NFLX, SHOP, AMZN, GLBE, OWL |
| Q2 2025 | 48 | $965.1M | NFLX, SHOP, AMZN, OWL, GLBE |
| Q1 2025 | 46 | $814.1M | NFLX, SHOP, AMZN, OWL, GLBE |
| Q4 2024 | 48 | $942.8M | NFLX, SHOP, AMZN, GLBE, OWL |
| Q3 2024 | 49 | $799.7M | NFLX, SHOP, AMZN, GLBE, OWL |
| Q2 2024 | 43 | $751.7M | NFLX, SHOP, AMZN, GLBE, AL |
| Q1 2024 | 46 | $824.2M | NFLX, SHOP, AMZN, AL, BL |