1248 Management’s T-Mobile US TMUS Stock Holding History

1248 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	$151K	Buy	+900	New	+$170K	0.06%	83
2026 Q1	–	Sell	-1,108	Closed	-$225K	–	163
2025 Q4	$225K	Sell	1,108 -3,072	-73%	-$651K	0.12%	79
2025 Q3	$1M	Sell	4,180 -1,115	-21%	-$270K	0.56%	30
2025 Q2	$1.26M	Hold	5,295	–	–	0.47%	39
2025 Q1	$1.41M	Buy	5,295 +65	+1%	+$16K	0.6%	25
2024 Q4	$1.15M	Buy	+5,230	New	+$1.19M	0.5%	42

Other funds holding TMUS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

SoftBank Group Tokyo, Japan $18.2B AUM 177.65% 1-Year Est. Return

1248 Management's TMUS Position: Q2 2026 in Review

1248 Management opened a new position in T-Mobile US (TMUS) in Q2 2026: 900 shares worth $151K. The stake represents 0.06% of the portfolio and ranks #83 among its holdings. This is a return to the name: 1248 Management previously reported a position in TMUS as recently as Q4 2025.

1248 Management first reported a position in TMUS in Q4 2024 and has held it in 6 quarters since. The position peaked at $1.41M in Q1 2025. 1,661 funds tracked by Wall St. Rank hold TMUS as of Q2 2026.

1248 Management held 900 shares of T-Mobile US worth $151K as of Q2 2026.
T-Mobile US was a new 1248 Management position in Q2 2026.
T-Mobile US made up 0.06% of 1248 Management's portfolio in Q2 2026, its #83 holding.
1248 Management first reported a position in T-Mobile US in Q4 2024 and has held it in 6 quarters since.
1248 Management's T-Mobile US position peaked at $1.41M in Q1 2025.
1,661 funds tracked by Wall St. Rank held T-Mobile US as of Q2 2026.

Based on 1248 Management's 13F filing for Q2 2026, filed 13 Aug 2026.