MAM
TMUS icon

Mainsail Asset Management’s T-Mobile US TMUS Stock Holding History

Mainsail Asset Management’s Portfolio TMUS Stock Details TMUS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$250K Buy
+1,297
New +$246K 0.1% 139

Other funds holding TMUS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
SoftBank Group
SoftBank Group Tokyo, Japan $18.2B AUM 177.65% 1-Year Est. Return

Mainsail Asset Management's TMUS Position: Q2 2026 in Review

Mainsail Asset Management opened a new position in T-Mobile US (TMUS) in Q2 2026: 1,297 shares worth $250K. The stake represents 0.1% of the portfolio and ranks #139 among its holdings.

1,652 funds tracked by Wall St. Rank hold TMUS as of Q2 2026.

  • Mainsail Asset Management held 1,297 shares of T-Mobile US worth $250K as of Q2 2026.
  • T-Mobile US was a new Mainsail Asset Management position in Q2 2026.
  • T-Mobile US made up 0.1% of Mainsail Asset Management's portfolio in Q2 2026, its #139 holding.
  • 1,652 funds tracked by Wall St. Rank held T-Mobile US as of Q2 2026.

Based on Mainsail Asset Management's 13F filing for Q2 2026, filed 12 Aug 2026.