What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
CIK: 0001387818
Total reported value
$738.2M
$738.2M
54 檔
79.2%
At the close of Q1 2026, Barton Investment Management disclosed equity holdings valued at approximately $738.2M, spread across 54 reported holdings.
In Q1 2026, Barton Investment Management adopted a defensive or profit-taking posture, trimming 29 positions and completely liquidating 2 holdings to manage risk exposure.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | NFLX | Netflix Inc | Stock-Comm Services | 28.25% | -6.16% | -1.21% | |
| 2 | SHOP | Shopify Inc - Class A | Stock-Tech | 23.85% | +0.60% | -2.28% | |
| 3 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 12.99% | +2.73% | -1.67% | |
| 4 | GLBE | Global-E Online Ltd. | Stock-Other | 4.21% | +0.92% | +0.83% | |
| 5 | EQIX | Equinix Inc | Stock-Real Estate | 4.04% | +0.46% | -6.85% | |
| 6 | AL | Air Lease CORP | Stock-Other | 2.77% | -2.77% | EXIT | |
| 7 | KVYO | Klaviyo Inc-a | Stock-Other | 2.56% | +0.01% | +56.71% | |
| 8 | OWL | Blue Owl Capital Inc | Stock-Financials | 2.34% | +0.16% | +4.64% | |
| 9 | OKTA | Okta Inc | Stock-Tech | 2.24% | +1.72% | -9.69% | |
| 10 | GFL | Gfl Environmental Inc-sub Vt | Stock-Other | 2.19% | -0.12% | -0.16% | |
| 11 | AMT | American Tower CORP | Stock-Real Estate | 1.70% | +0.01% | -0.98% | |
| 12 | GTLB | Gitlab Inc-cl A | Stock-Tech | 1.51% | +0.48% | -0.66% | |
| 13 | MSFT | Microsoft CORP | Stock-Tech | 1.13% | +0.10% | -0.18% | |
| 14 | EA | Electronic Arts Inc | Stock-Comm Services | 1.12% | +0.09% | -10.94% | |
| 15 | BRK-A | Berkshire Hathaway Inc-cl A | Stock-Other | 0.90% | +0.11% | — | |
| 16 | AAPL | Apple Inc | Stock-Tech | 0.79% | +0.18% | -2.13% | |
| 17 | BL | Blackline Inc | Stock-Tech | 0.74% | -0.26% | -0.97% | |
| 18 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 0.69% | +0.24% | -0.85% | |
| 19 | BRK-B | Berkshire Hathaway Inc. | Stock-Other | 0.62% | +0.08% | -2.01% | |
| 20 | PYPL | Paypal Holdings Inc | Stock-Financials | 0.61% | -0.02% | -8.98% | |
| 21 | QCOM | Qualcomm Inc | Stock-Tech | 0.59% | +0.36% | -21.84% | |
| 22 | JNJ | Johnson & Johnson | Stock-Healthcare | 0.44% | +0.05% | -4.15% | |
| 23 | VTI | Vanguard Total Stock Mkt ETF | ETF-Other | 0.43% | +0.10% | -1.26% | |
| 24 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 0.38% | +0.13% | — | |
| 25 | TBLL | Invesco Short Term Treasury | ETF-Gov Bonds | 0.27% | +0.01% | — | |
| 26 | SYM | Symbotic Inc | Stock-Industrials | 0.25% | +0.08% | +20.08% | |
| 27 | ABBV | Abbvie Inc | Stock-Healthcare | 0.21% | +0.05% | -21.18% | |
| 28 | VGSH | Vanguard Short-term Treasury | ETF-Gov Bonds | 0.19% | +0.01% | -2.46% | |
| 29 | TROW | T Rowe Price Group Inc | Stock-Financials | 0.19% | +0.03% | — | |
| 30 | XOM | Exxon Mobil CORP | Stock-Energy | 0.18% | -0.03% | -33.73% | |
| 31 | COST | Costco Wholesale CORP | Stock-Consumer Staples | 0.13% | — | — | |
| 32 | MRK | Merck & Co. Inc. | Stock-Healthcare | 0.12% | +0.02% | — | |
| 33 | RPRX | Royalty Pharma plc | Stock-Healthcare | 0.11% | +0.12% | — | |
| 34 | DASH | Doordash Inc - A | Stock-Consumer Disc | 0.11% | +0.04% | — | |
| 35 | ORCL | Oracle CORP | Stock-Tech | 0.11% | — | — | |
| 36 | ABT | Abbott Laboratories | Stock-Healthcare | 0.10% | — | -20.58% | |
| 37 | ADBE | Adobe Inc | Stock-Tech | 0.10% | -0.01% | — | |
| 38 | NVDA | Nvidia CORP | Stock-Tech | 0.08% | +0.02% | -8.72% | |
| 39 | DIS | Walt Disney Co/the | Stock-Comm Services | 0.08% | -0.01% | — | |
| 40 | SPY | Ss Spdr S&p 500 ETF Trust-us | ETF-Large Cap & Growth | 0.07% | +0.01% | — | |
| 41 | BILL | Bill Holdings Inc | Stock-Tech | 0.07% | -0.02% | -6.19% | |
| 42 | VRT | Vertiv Holdings Co-a | Stock-Industrials | 0.07% | +0.02% | -5.66% | |
| 43 | AXP | American Express Co | Stock-Financials | 0.06% | +0.01% | -1.23% | |
| 44 | QXO | Qxo Inc | Stock-Industrials | 0.05% | +0.01% | — | |
| 45 | SCHX | Schwab US Large-cap ETF | ETF-Other | 0.05% | +0.02% | — | |
| 46 | CSCO | Cisco Systems Inc | Stock-Tech | 0.05% | +0.03% | +19.11% | |
| 47 | META | Meta Platforms Inc-class A | Stock-Comm Services | 0.05% | — | -19.26% | |
| 48 | WMT | Walmart Inc | Stock-Consumer Staples | 0.04% | — | — | |
| 49 | NTRS | Northern Trust CORP | Stock-Financials | 0.04% | +0.01% | — | |
| 50 | AVGO | Broadcom Inc | Stock-Tech | 0.04% | +0.01% | — |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | NFLX | Netflix Inc | +4.3% | -1.21% | Trim |
| 2 | EQIX | Equinix Inc | +1.1% | -6.85% | Trim |
| 3 | AMZN | Amazon.com Inc | +0.4% | -1.67% | Trim |
| 4 | GFL | Gfl Environmental Inc-sub Vt | +0.3% | -0.16% | Trim |
| 5 | KVYO | Klaviyo Inc-a | +0.2% | +56.71% | Add |
| 6 | AMT | American Tower CORP | +0.2% | -0.98% | Trim |
| 7 | JNJ | Johnson & Johnson | +0.1% | -4.15% | Trim |
| 8 | BRK-A | Berkshire Hathaway Inc-cl A | +0.1% | — | Unchanged |
| 9 | AAPL | Apple Inc | +0.1% | -2.13% | Trim |
| 10 | BRK-B | Berkshire Hathaway Inc. | +0.1% | -2.01% | Trim |
| 11 | SYM | Symbotic Inc | +0.1% | +20.08% | Add |
| 12 | EA | Electronic Arts Inc | 0% | -10.94% | Trim |
| 13 | GOOGL | Alphabet Inc-cl A | 0% | -0.85% | Trim |
| 14 | VTI | Vanguard Total Stock Mkt ETF | 0% | -1.26% | Trim |
| 15 | VRT | Vertiv Holdings Co-a | 0% | -5.66% | Trim |
| 16 | COST | Costco Wholesale CORP | 0% | — | Unchanged |
| 17 | MRK | Merck & Co. Inc. | 0% | — | Unchanged |
| 18 | GOOG | Alphabet Inc-cl C | 0% | — | Unchanged |
| 19 | XOM | Exxon Mobil CORP | 0% | -33.73% | Trim |
| 20 | VGSH | Vanguard Short-term Treasury | 0% | -2.46% | Trim |
| 21 | TROW | T Rowe Price Group Inc | 0% | — | Unchanged |
| 22 | CSCO | Cisco Systems Inc | 0% | +19.11% | Add |
| 23 | WMT | Walmart Inc | 0% | — | Unchanged |
| 24 | SPY | Ss Spdr S&p 500 ETF Trust-us | 0% | — | Unchanged |
| 25 | NTRS | Northern Trust CORP | 0% | — | Unchanged |
| 26 | AXP | American Express Co | — | -1.23% | Trim |
| 27 | NVDA | Nvidia CORP | — | -8.72% | Trim |
| 28 | DIS | Walt Disney Co/the | — | — | Unchanged |
| 29 | ADP | Automatic Data Processing | — | — | Unchanged |
| 30 | AVGO | Broadcom Inc | — | — | Unchanged |
| 31 | PFE | Pfizer Inc | — | -0.85% | Trim |
| 32 | SCHX | Schwab US Large-cap ETF | — | — | Unchanged |
| 33 | VTV | Vanguard Value ETF | — | — | Unchanged |
| 34 | ORCL | Oracle CORP | 0% | — | Unchanged |
| 35 | META | Meta Platforms Inc-class A | 0% | -19.26% | Trim |
| 36 | AL | Air Lease CORP | 0% | -15.68% | Trim |
| 37 | ADBE | Adobe Inc | 0% | — | Unchanged |
| 38 | BILL | Bill Holdings Inc | 0% | -6.19% | Trim |
| 39 | ABBV | Abbvie Inc | 0% | -21.18% | Trim |
| 40 | ABT | Abbott Laboratories | 0% | -20.58% | Trim |
| 41 | DASH | Doordash Inc - A | 0% | — | Unchanged |
| 42 | OKTA | Okta Inc | -0.1% | -9.69% | Trim |
| 43 | MSFT | Microsoft CORP | -0.1% | -0.18% | Trim |
| 44 | PYPL | Paypal Holdings Inc | -0.1% | -8.98% | Trim |
| 45 | BL | Blackline Inc | -0.2% | -0.97% | Trim |
| 46 | QCOM | Qualcomm Inc | -0.3% | -21.84% | Trim |
| 47 | GLBE | Global-E Online Ltd. | -0.4% | +0.83% | Add |
| 48 | GTLB | Gitlab Inc-cl A | -0.8% | -0.66% | Trim |
| 49 | OWL | Blue Owl Capital Inc | -0.8% | +4.64% | Add |
| 50 | SHOP | Shopify Inc - Class A | -4.6% | -2.28% | Trim |
According to official SEC Form 13F filings, Barton Investment Management reported a total U.S. public equity portfolio value of $738.2M across 54 disclosed positions in Q1 2026.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
In terms of portfolio concentration, the top 5 core holdings (including NFLX, SHOP, AMZN) accounted for 79.2% of total reported equity market value during Q1 2026.
Top New Position Initiated
TBLL
市值: $2.2M
Top Position Liquidated / Trimmed
CI
前期市值: $297.2K
During Q1 2026, Barton Investment Management's top holdings by market value included NFLX (28.3%)、SHOP (23.9%)、AMZN (13.0%). The largest single position, NFLX, represented 28.3% of total portfolio value.
In Q1 2026, Barton Investment Management made 40 total portfolio adjustments, initiating 4 new buys, adding to 5 positions, trimming 29 holdings, and fully liquidating 2 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.