Institutional investors adjust holdings in T‑Mobile US

Gamco Investors reduced its position in T‑Mobile US (NASDAQ:TMUS) by 11.0%, selling 7,488 shares in the first quarter and ending with 60,537 shares valued at about $12.7 million. Other funds increased stakes, including Norges Bank taking a new position worth roughly $1.34 billion and several firms such as Price T Rowe Associates, Dodge & Cox, Viking Global Investors and Amundi adding tens to hundreds of millions of dollars in shares.

Sei Investments Co. expanded its holding by 61.4% in the same quarter, buying 101,112 shares to reach 265,848 shares valued at $55.8 million. Insider activity included COO Jon Freier selling 4,799 shares at an average price of $190, and Michael J. Katz selling 5,000 shares at $195.81 each.