Montrusco Bolton Investments Inc. reported 67 positions worth $5.58B for the quarter ended Sep 30, 2026, down 11.0% on the prior quarter. It opened 7 new positions, added to 7, trimmed 51 and exited 5. Its largest holding is Nvidia Corp at 9.4% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| VRTX Vertex Pharmaceuticals Inc / Ma | +149.9K | – | $78.36M | 1.41% |
| CME Cme Group Inc. | +289.5K | – | $75.84M | 1.36% |
| SCHW Schwab Charles Corp | +695.1K | – | $67.94M | 1.22% |
| GEV GE Vernova Inc. | +11.7K | +15.5% | $11.13M | 1.49% |
| ELE Elemental Royalty Corp | +447.6K | – | $8.61M | 0.154% |
| WMT Walmart Inc. | +59.9K | +20.5% | $6.23M | 0.657% |
| SUNB Sunbelt Rentals Holdings, Inc. | +36.3K | +5.5% | $2.69M | 0.929% |
| ALC Alcon Inc | +22.7K | – | $1.47M | 0.026% |
| GFL GFL Environmental Inc. | +32.5K | – | $1.36M | 0.024% |
| CHD Church & Dwight Co Inc | +12.4K | +3.5% | $1.16M | 0.62% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| MA Mastercard Inc | -181.4K | -38.7% | $100.05M | 2.84% |
| JPM Jpmorgan Chase & Co | -289.4K | -31.3% | $95.74M | 3.77% |
| NVDA Nvidia Corp | -348.7K | -13.2% | $79.64M | 9.38% |
| AMZN Amazon Com Inc | -268.8K | -17.1% | $66.97M | 5.84% |
| VLO Valero Energy Corp | -168.5K | -26.4% | $65.31M | 3.26% |
| MSFT Microsoft Corp | -123.7K | -12.1% | $63.44M | 8.26% |
| AVGO Broadcom Inc. | -168.8K | -26.5% | $59.27M | 2.95% |
| TSM Taiwan Semiconductor Manufacturing Co Ltd | -111.7K | -30.8% | $50.94M | 2.06% |
| GOOGL Alphabet Inc. | -141.6K | -13.0% | $48.73M | 5.87% |
| BLK BlackRock, Inc. | -43.3K | -100.0% | $41.66M | Exited |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| VRTX Vertex Pharmaceuticals Inc / Ma | +149.9K | $78.36M | 1.41% |
| CME Cme Group Inc. | +289.5K | $75.84M | 1.36% |
| SCHW Schwab Charles Corp | +695.1K | $67.94M | 1.22% |
| ELE Elemental Royalty Corp | +447.6K | $8.61M | 0.154% |
| ALC Alcon Inc | +22.7K | $1.47M | 0.026% |
| GFL GFL Environmental Inc. | +32.5K | $1.36M | 0.024% |
| CLS Celestica Inc | +1,672 | $606.44K | 0.011% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | NVDA Nvidia Corp | Technology | 2.29M | $522.84M | 9.38% | -348.7K | -13.2% | Reduced | 0.01% |
| 2 | MSFT Microsoft Corp | Technology | 897.7K | $460.45M | 8.26% | -123.7K | -12.1% | Reduced | 0.01% |
| 3 | GOOGL Alphabet Inc. | Technology | 952.0K | $327.56M | 5.87% | -141.6K | -13.0% | Reduced | 0.01% |
| 4 | AMZN Amazon Com Inc | Consumer Discretionary | 1.31M | $325.72M | 5.84% | -268.8K | -17.1% | Reduced | 0.01% |
| 5 | META Meta Platforms, Inc. | Technology | 294.9K | $213.83M | 3.83% | -39.7K | -11.9% | Reduced | 0.01% |
| 6 | LRCX Lam Research Corp | Technology | 648.3K | $212.97M | 3.82% | -23.2K | -3.5% | Reduced | 0.05% |
| 7 | JPM Jpmorgan Chase & Co | Financial Services | 635.2K | $210.15M | 3.77% | -289.4K | -31.3% | Reduced | 0.02% |
| 8 | DHR Danaher Corp | Healthcare | 912.2K | $202.09M | 3.62% | -152.4K | -14.3% | Reduced | 0.13% |
| 9 | MU Micron Technology Inc | Technology | 182.3K | $194.17M | 3.48% | -21.8K | -10.7% | Reduced | 0.02% |
| 10 | VLO Valero Energy Corp | Energy | 468.9K | $181.77M | 3.26% | -168.5K | -26.4% | Reduced | 0.16% |
| 11 | IDXX Idexx Laboratories Inc | Healthcare | 317.1K | $165.59M | 2.97% | -55.7K | -14.9% | Reduced | 0.4% |
| 12 | AVGO Broadcom Inc. | Technology | 468.6K | $164.58M | 2.95% | -168.8K | -26.5% | Reduced | 0.01% |
| 13 | MA Mastercard Inc | Financial Services | 286.9K | $158.23M | 2.84% | -181.4K | -38.7% | Reduced | 0.03% |
| 14 | APH Amphenol Corp | Industrials | 1.74M | $146.79M | 2.63% | -36.7K | -2.1% | Reduced | 0.07% |
| 15 | AAPL Apple Inc. | Technology | 426.6K | $142.08M | 2.55% | -29.2K | -6.4% | Reduced | 0% |
Tip. Select a row to see that position’s full history at Montrusco Bolton Investments.
As of its Q3 2026 13F filing, Montrusco Bolton Investments Inc.’s five largest positions were Nvidia Corp (NVDA) at 9.4%, Microsoft Corp (MSFT) at 8.3%, Alphabet Inc. (GOOGL) at 5.9%, Amazon Com Inc (AMZN) at 5.8%, Meta Platforms, Inc. (META) at 3.8% of the reported portfolio.
Montrusco Bolton Investments Inc. reported a 13F portfolio worth $5.58B across 67 positions for Q3 2026. That is down 11.0% from the previous quarter.
Its largest purchases by value were Vertex Pharmaceuticals Inc / Ma ($78.36M), Cme Group Inc. ($75.84M), Schwab Charles Corp ($67.94M). It opened 7 new positions.
Its largest sales by value were Mastercard Inc ($100.05M), Jpmorgan Chase & Co ($95.74M), Nvidia Corp ($79.64M). It exited 5 positions entirely.
From the Form 13F-HR reports Montrusco Bolton Investments Inc. files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.