Welltower (WELL) was Smart Insider's stock pick of the week after Director Andrew Gundlach bought more than $3 million worth of Welltower shares at $151.46 apiece on June 30.

It was Gundlach's first stock purchase since he became director in July 2024, Smart Insider said in a note Tuesday.

"While his tenure is still short, the size and timing of the purchase--near the stock's all-time high--make it noteworthy," the note said. "It's encouraging to see this large purchase at this high price level."

The last insider buy in this stock was in October 2020 at $53 per share, the note said.

Smart Insider ranked Welltower stock +1, or strong positive signal, on July 3.