Aigen Investment Management’s T-Mobile US TMUS Stock Holding History

Aigen Investment 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 Q1	$2.37M	Buy	+11,279	New	+$2.32M	0.61%	35
2025 Q4	–	Sell	-17,808	Closed	-$4.26M	–	979
2025 Q3	$4.26M	Buy	17,808 +12,570	+240%	+$3.04M	0.66%	15
2025 Q2	$1.25M	Buy	5,238 +287	+6%	+$70.1K	0.17%	192
2025 Q1	$1.32M	Buy	+4,951	New	+$1.22M	0.21%	142
2024 Q3	–	Sell	-11,731	Closed	-$2.07M	–	1014
2024 Q2	$2.07M	Buy	+11,731	New	+$1.97M	0.4%	52
2023 Q3	–	Sell	-4,360	Closed	-$606K	–	1084
2023 Q2	$606K	Sell	4,360 -28,372	-87%	-$3.98M	0.09%	299
2023 Q1	$4.74M	Buy	+32,732	New	+$4.74M	0.65%	38
2022 Q1	–	Sell	-10,202	Closed	-$1.18M	–	1072
2021 Q4	$1.18M	Sell	10,202 -75,054	-88%	-$8.83M	0.07%	366
2021 Q3	$10.9M	Buy	+85,256	New	+$11.9M	2.09%	1
2020 Q3	–	Sell	-57,319	Closed	-$5.97M	–	1106
2020 Q2	$5.97M	Buy	57,319 +27,428	+92%	+$2.63M	0.77%	6
2020 Q1	$2.51M	Buy	+29,891	New	+$2.53M	0.33%	59

Other funds holding TMUS

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

SoftBank Group Tokyo, Japan $11.4B AUM 27.91% 1-Year Est. Return

Aigen Investment Management's TMUS Position: Q1 2026 in Review

Aigen Investment Management opened a new position in T-Mobile US (TMUS) in Q1 2026: 11,279 shares worth $2.37M. The stake represents 0.61% of the portfolio and ranks #35 among its holdings. This is a return to the name: Aigen Investment Management previously reported a position in TMUS as recently as Q3 2025.

Aigen Investment Management first reported a position in TMUS in Q1 2020 and has held it in 11 quarters since. The position peaked at $10.9M in Q3 2021. 1,719 funds tracked by Wall St. Rank hold TMUS as of Q1 2026.

Aigen Investment Management held 11,279 shares of T-Mobile US worth $2.37M as of Q1 2026.
T-Mobile US was a new Aigen Investment Management position in Q1 2026.
T-Mobile US made up 0.61% of Aigen Investment Management's portfolio in Q1 2026, its #35 holding.
Aigen Investment Management first reported a position in T-Mobile US in Q1 2020 and has held it in 11 quarters since.
Aigen Investment Management's T-Mobile US position peaked at $10.9M in Q3 2021.
1,719 funds tracked by Wall St. Rank held T-Mobile US as of Q1 2026.

Based on Aigen Investment Management's 13F filing for Q1 2026, filed 15 May 2026.