FACTORY MUTUAL INSURANCE CO

Insurance

Position in TMUS — T-Mobile US, Inc.

CIK 887818 WALTHAM, MA

Position in TMUS

as of Mar 31, 2026 · filed May 5, 2026 Compact

Position Value

$11,121,088

+$542,704 QoQ

Shares Held

52,950

+1.6% QoQ

Ownership

0.005%

of shares outstanding

% of Portfolio

0.17%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Communication Services · as of Mar 31, 2026

FACTORY MUTUAL INSURANCE CO holds $54,948,054 across 3 Telecom Services names. TMUS ranks #2 (20.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VZ	Verizon Communications Inc	840,666	$42,201,433
2	TMUS	T-Mobile US, Inc. This page	52,950	$11,121,088
3	TLK	Perusahaan Perseroan Persero Pt Telekomunikasi Indonesia Tbk	87,020	$1,625,533

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$11,121,088	52,950	+1.6%	Shares	Sole	2026-05-05
2025-12-31	$10,578,384	52,100	-48.5%	Shares	Sole	2026-01-23
2025-09-30	$24,238,900	101,257	-35.9%	Shares	Sole	2025-11-10
2025-06-30	$37,622,921	157,907	-18.1%	Shares	Sole	2025-08-07
2025-03-31	$51,450,225	192,907	-11.8%	Shares	Sole	2025-04-17
2024-12-31	$48,253,123	218,607	-31.0%	Shares	Sole	2025-01-24
2024-09-30	$65,335,020	316,607	-1.2%	Shares	Sole	2024-10-10
2024-06-30	$56,484,541	320,607	-22.7%	Shares	Sole	2024-07-23
2024-03-31	$67,737,442	415,007	-1.9%	Shares	Sole	2024-04-12
2023-12-31	$67,804,679	422,907	-12.4%	Shares	Sole	2024-01-23
2023-09-30	$67,575,105	482,507	+3.2%	Shares	Sole	2023-11-07
2023-06-30	$64,936,722	467,507	+4.1%	Shares	Sole	2023-07-27
2023-03-31	$65,034,173	449,007	-3.1%	Shares	Sole	2023-05-08
2022-12-31	$64,890,980	463,507	-4.4%	Shares	Sole	2023-02-02
2022-09-30	$65,079,695	485,054	-6.4%	Shares	Sole	2022-11-04
2022-06-30	$69,745,536	518,400	-2.9%	Shares	Sole	2022-08-08
2022-03-31	$68,538,900	534,000	-1.9%	Shares	Sole	2022-05-13
2021-12-31	$63,139,512	544,400	-13.2%	Shares	Sole	2022-02-10
2021-09-30	$80,131,966	627,207	-0.1%	Shares	Sole	2021-11-12
2021-06-30	$90,910,804	627,707	-10.1%	Shares	Sole	2021-07-14
2021-03-31	$87,432,749	697,843	+11.1%	Shares	Sole	2021-05-10
2020-12-31	$84,672,315	627,900	-4.7%	Shares	Sole	2021-02-17
2020-09-30	$75,363,240	659,000	+8.9%	Shares	Sole	2020-10-19
2020-06-30	$63,000,335	604,900	+387.8%	Shares	Sole	2020-07-13
2020-03-31	$10,403,600	124,000	—	Shares	Sole	2020-04-16
No filing history on record for this holder in this stock.