Amphenol (APH) was named Smart Insider's stock pick of the week after director Robert Livingston purchased $1.3 million of shares at $128.51 apiece on Feb. 5, increasing his holding by 8%.

Livingston, a non-executive director since December 2018, has now bought shares three times since joining the board, Smart Insider said in a Wednesday note, adding that his prior purchases included stock at $33 in May 2021 and at $42 in November 2023.

Smart Insider said it is "very encouraging" that Livingston is now acquiring shares at a price about three times higher than his earlier purchases.

Livingston sits on the RPM International (RPM) board, where he has not purchased shares since 2018, according to the note.

Smart Insider ranked Amphenol +1, indicating a strong positive signal.

Price: 149.50, Change: +0.93, Percent Change: +0.63