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

Impax Asset Management Group’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
2025
Q4 		– Sell
-4,463
Closed -$1.07M – 292
2025
Q3 		$1.07M Buy
+4,463
New +$1.08M 0.01% 265
2024
Q3 		– Sell
-146,515
Closed -$25.8M – 334
2024
Q2 		$25.8M Sell
146,515
-36,436
-20% -$6.11M 0.11% 114
2024
Q1 		$29.9M Sell
182,951
-1,972
-1% -$321K 0.11% 119
2023
Q4 		$29.6M Sell
184,923
-105,672
-36% -$15.6M 0.12% 122
2023
Q3 		$40.7M Sell
290,595
-14,471
-5% -$2M 0.18% 96
2023
Q2 		$42.4M Sell
305,066
-88,027
-22% -$12.4M 0.17% 106
2023
Q1 		$56.9M Buy
393,093
+7,005
+2% +$1.01M 0.24% 93
2022
Q4 		$54.1M Buy
386,088
+123,197
+47% +$17.7M 0.24% 95
2022
Q3 		$35.3M Buy
262,891
+8,515
+3% +$1.2M 0.18% 100
2022
Q2 		$34.2M Sell
254,376
-57,100
-18% -$7.45M 0.17% 98
2022
Q1 		$40M Sell
311,476
-11
-0% -$1.31K 0.17% 98
2021
Q4 		$36.1M Buy
311,487
+18
+0% +$2.12K 0.13% 101
2021
Q3 		$39.8M Buy
311,469
+52,951
+20% +$7.38M 0.16% 96
2021
Q2 		$37.4M Hold
258,518
– – 0.17% 93
2021
Q1 		$32.4M Buy
258,518
+66,118
+34% +$8.33M 0.17% 86
2020
Q4 		$1.06M Hold
192,400
– – 0.01% 226
2020
Q3 		$22M Hold
192,400
– – 0.19% 84
2020
Q2 		$20M Buy
192,400
+19,700
+11% +$1.89M 0.21% 80
2020
Q1 		$14.5M Hold
172,700
– – 0.19% 93
2019
Q4 		$13.5M Hold
172,700
– – 0.15% 100
2019
Q3 		$13.6M Buy
172,700
+20,200
+13% +$1.58M 0.18% 96
2019
Q2 		$11.3M Hold
152,500
– – 0.15% 103
2019
Q1 		$10.5M Hold
152,500
– – 0.15% 110
2018
Q4 		$9.7M Sell
152,500
-39,000
-20% -$2.62M 0.16% 114
2018
Q3 		$13.4M Buy
+191,500
New +$12.3M 0.19% 113

Other funds holding TMUS

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
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
SoftBank Group
SoftBank Group Tokyo, Japan $18.2B AUM 177.65% 1-Year Est. Return
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
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Impax Asset Management Group's TMUS Position: Q4 2025 in Review

Impax Asset Management Group sold out of T-Mobile US (TMUS) in Q4 2025, closing a stake of 4,463 shares — an estimated $1.07M sold.

Impax Asset Management Group first reported a position in TMUS in Q3 2018 and held it in 25 quarters. The position peaked at $56.9M in Q1 2023. 1,712 funds tracked by Wall St. Rank hold TMUS as of Q4 2025.

  • Impax Asset Management Group reported no remaining T-Mobile US position as of Q4 2025 after selling out during the quarter.
  • Impax Asset Management Group sold 4,463 T-Mobile US shares in Q4 2025, an estimated $1.07M.
  • Impax Asset Management Group first reported a position in T-Mobile US in Q3 2018 and held it in 25 quarters.
  • Impax Asset Management Group's T-Mobile US position peaked at $56.9M in Q1 2023.
  • 1,712 funds tracked by Wall St. Rank held T-Mobile US as of Q4 2025.

Based on Impax Asset Management Group's 13F filing for Q4 2025, filed 29 Jan 2026.