TMUS — T-MOBILE US INC

Ownership history in Headlands Technologies LLC  ·  5 quarters on record

This page tracks every 13F SEC filing in which Headlands Technologies LLC reported a position in T-MOBILE US INC (TMUS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
1.26% (2025 Q4)
Avg. % of fund
0.57%
First filed
2022 Q4
Last filed
2025 Q4
Quarters held
5
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 ADDED 74,637 +45,564 +156.7% 1.26% $15.2M $202.07
2025 Q3 ADDED 29,073 +27,673 +1976.6% 0.56% $7.0M $237.06
2025 Q1 REDUCED 1,400 -7,772 -84.7% 0.04% $373K $262.23
2024 Q4 ADDED 9,172 +1,895 +26.0% 0.20% $2.0M $216.30
1 older quarter hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    TMUS price (monthly, adj. close)

Other funds also holding TMUS

As of 2025 Q4 — sorted by position size

Crake Asset Management LLP 3Y 6.94% Copos Capital S.a r.l. 6.2% Act Two Investors LLC 3Y 7Y 5.74% 140 Summer Partners LP 3Y 5.71% Sustainable Insight Capital Management, LLC 3Y 7Y 4.71% ACCOUNT MANAGEMENT LLC 3Y 7Y 3.5% Ardmore Road Asset Management LP 3Y 3.4% Overbrook Management Corp 3Y 7Y 3.36% SEVEN GRAND MANAGERS, LLC 3Y 3.09% HOERTKORN RICHARD CHARLES 3Y 7Y 2.76%
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