Middleton & Co Inc/Ma Investment Activity in Q3 2026
Middleton & Co Inc/Ma held a portfolio worth $941.93 million as of September 30, 2026, with 162 holdings. Observable purchases and sales during this quarter are detailed below.

The investor's portfolio is heavily concentrated in the Technology sector, accounting for 29.93% of the total value. Other substantial allocations include Communication Services (9.21%), Healthcare (11.59%), Financial Services (9.56%), and Consumer Cyclical (8.68%). The remaining sectors, including Consumer Defensive, Utilities, Energy, and others, make up the rest of the portfolio, with some allocations notably increasing during this period.
Several holdings saw substantial changes during Q3 2026. Notably, the investor increased their position in Amphenol Corp Cl A (APH) by 89.32%, acquiring a significant stake that now represents 0.58% of the portfolio. Similarly, Netflix Inc (NFLX) experienced a massive 544.84% jump in shares, adding another 0.25% allocation. A smaller but still noteworthy increase occurred in Mobility Global Inc (MBGL), which climbed by 100% to a 0.02% stake.
Conversely, the investor reduced exposure in several key holdings. Alphabet Inc Cap Stock Cl A (GOOGL) saw a 4.13% decrease in its allocation, while Microsoft Corp (MSFT) experienced a slight reduction of 0.54%. Other notable decreases include Apple Inc (AAPL) (-2.8%), Amazon.com Inc (AMZN) (-2.55%), and Palo Alto Networks Inc (PANW) (-5.78%).
The portfolio also reflected adjustments in fixed-income and defensive sectors. The investor slightly decreased holdings in Vanguard Intermediate-Term Gov (VGIT) (-6.31%) and Wisdomtree Floating Rate Treas (USFR) (-12.61%). However, there were increases in Treasury-related holdings like Ishares 7-10 Year Treasury Bon (IEF) (89.32%) and Vanguard Short-Term Treasury E (VGSH) (13.83%).
Overall, the portfolio maintained a diversified stance across various sectors, with Technology remaining the dominant position. The investor demonstrated a willingness to both significantly increase and decrease positions, reflecting a strategic approach to capitalizing on market opportunities and managing risk. Further details on all holdings can be found in the full dataset.