Q2 2026 Portfolio Changes by Andrew R. Adams

As part of our ongoing coverage of institutional investor activity on the US markets, we analyze filings to understand buying and selling patterns. This analysis focuses on the changes observed in Andrew R. Adams' portfolio held by Mairs & Power Growth Fund as of June 30, 2026.

The second quarter saw a significant shift towards Technology stocks within Mr. Adams' portfolio at Mairs & Power Growth Fund. Notably, the investor increased their stake in several companies while reducing positions in others.

Significant purchases during this period included a large acquisition of shares in Gallagher Arthur J & Co (AJG), which saw its position grow by over 408,919% quarter-over-quarter. Other notable buys were Clearfield Inc (CLFD) and CME Group Inc (CME). Mr. Adams also initiated new positions or significantly increased existing ones in Bentley Systems Inc (BSY), Sprouts Farmers Markets Inc (SFM), and Fiserv Inc (FI).

Conversely, the investor was observed to be reducing their exposure in certain sectors. Sales were noted for QUALCOMM Inc (QCOM) where shares decreased by 62.38%. Other companies like Waste Management Inc DEL (WM) also saw a reduction in holdings.

In terms of sector allocation changes, Technology remains the dominant holding category but has been supplemented significantly this quarter with new purchases and increased allocations elsewhere. The investor's portfolio percentage allocation to Technology was updated based on these transactions.

Overall, Mr. Adams' actions during Q2 reflect a dynamic approach to his investments at Mairs & Power Growth Fund, focusing on substantial gains in some areas while strategically reducing others.