XOOMAR

T-Mobile US (TMUS)

T-Mobile US on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders, financials, federal contracts, earnings dates and insider trades. Listed on Nasdaq, classified by the SEC as radiotelephone communications.

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15.0M

Short interest

settlement 2026-10-15

2.4

Days to cover

unchanged vs prior

33.2%

Short share of volume

2026-10-28

15,367

Fails to deliver

settlement 2026-09-22

Wed 10 Feb

Next earnings

estimated date

-$138K

Insider flow, 90 days

0 buys, 1 sells

As of 2026-10-28.

Short interest

FINRA, twice a month. The newest 48 settlements in the table, 48 in the chart. JSON

As of 15 October 2026, short interest in TMUS is 14,988,304 shares, down 3,083,096 shares over the last month. Over the last 48 readings it ranged from 10,853,675 shares (15 October 2025) to 23,503,410 shares (15 June 2026). At the reported average volume of 6.3M shares a day that is 2.4 days to cover.

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SettlementShares shortChangeAvg daily volumeDays to cover
2026-10-1514,988,304+4.7%6,337,6812.36
2026-09-3014,320,900-20.8%6,139,5682.33
2026-09-1518,071,400+5.7%3,956,2144.57
2026-08-3117,093,779+0.9%3,909,0514.37
2026-08-1416,943,967-6.3%3,994,8634.24
2026-07-3118,076,785-19.8%5,502,6623.29
2026-07-1522,533,542+12.6%4,653,1344.84
2026-06-3020,010,780-14.9%7,206,4822.78
2026-06-1523,503,410+17.8%5,300,3704.43
2026-05-2919,947,133+6.6%4,283,6064.66
2026-05-1518,711,046+1.8%4,611,9624.06
2026-04-3018,379,947-0.6%7,630,4452.41
2026-04-1518,487,224-13.4%5,401,5633.42
2026-03-3121,359,153+78.2%6,061,8533.52
2026-03-1311,985,221-10.0%4,667,3542.57
2026-02-2713,314,008-4.6%5,548,2032.40
2026-02-1313,955,516+5.6%8,110,6841.72
2026-01-3013,211,543-12.3%7,147,1521.85
2026-01-1515,062,587-3.0%4,687,3293.21
2025-12-3115,520,683-0.7%5,346,0132.90
2025-12-1515,628,622+3.3%4,683,0313.34
2025-11-2815,124,576+33.9%5,344,5352.83
2025-11-1411,295,704-11.1%5,049,4852.24
2025-10-3112,703,618+17.0%5,635,1922.25
2025-10-1510,853,675-18.3%4,298,8212.52
2025-09-3013,289,035+6.1%4,131,6923.22
2025-09-1512,525,411-3.7%3,965,9643.16
2025-08-2913,006,013+11.1%3,870,0123.36
2025-08-1511,708,524-3.0%3,878,7953.02
2025-07-3112,066,428-12.2%4,681,4332.58
2025-07-1513,747,570-15.4%3,480,8033.95
2025-06-3016,254,551+12.2%6,380,1422.55
2025-06-1314,487,610-1.8%3,885,0973.73
2025-05-3014,746,278+6.6%4,207,9973.50
2025-05-1513,827,920+15.3%3,749,2573.69
2025-04-3011,988,414-6.7%5,190,4852.31
2025-04-1512,849,529-2.7%5,253,9402.45
2025-03-3113,203,179-12.1%4,081,3763.23
2025-03-1415,014,017+8.3%4,198,0273.58
2025-02-2813,869,601-8.3%3,769,0793.68
2025-02-1415,131,180+11.6%3,567,9114.24
2025-01-3113,554,783-11.1%4,102,8503.30
2025-01-1515,252,931+5.4%3,718,3554.10
2024-12-3114,470,380-0.2%3,955,9943.66
2024-12-1314,496,650-4.1%3,489,5704.15
2024-11-2915,111,275+6.3%3,036,6444.98
2024-11-1514,210,419+2.6%3,385,5064.20
2024-10-3113,845,139-3.1%4,353,9453.18

Daily short volume

FINRA Reg SHO, the last 30 sessions. JSON

As of 28 October 2026, the short share of TMUS volume is 33.2%, down 4.0 points over the last five sessions. Over the last 30 readings it ranged from 22.4% (6 October 2026) to 52.1% (9 October 2026). The latest reading is 2.6 points below the 30-session average of 35.8%, on 3.1M shares reported.

DateShort volumeTotal volumeShort shareExempt
2026-10-281.0M3.1M33.2%2,181
2026-10-27524K2.2M23.6%1,487
2026-10-261.1M3.0M36.5%4,102
2026-10-231.5M3.6M41.6%4,578
2026-10-22976K2.0M49.9%900
2026-10-21725K1.9M37.2%928
2026-10-20793K2.4M33.6%5,297
2026-10-19512K1.4M35.7%2,089
2026-10-16703K2.1M33.4%1,319
2026-10-15852K2.4M35.4%2,668
2026-10-14754K2.1M36.0%3,475
2026-10-13589K2.2M27.2%8,814
2026-10-12930K3.5M26.4%150,086
2026-10-094.8M9.3M52.1%519,882
2026-10-08652K1.4M48.1%12,606
2026-10-07507K1.5M34.2%2,119
2026-10-06362K1.6M22.4%2,950
2026-10-05458K1.3M34.3%770
2026-10-02450K1.1M40.8%4,609
2026-10-01451K1.2M36.6%6,130
2026-09-30409K1.1M38.5%1,541
2026-09-29409K1.3M30.7%2,504
2026-09-28505K1.8M28.5%2,448
2026-09-25368K1.3M27.9%1,597
2026-09-24562K2.0M28.8%5,212
2026-09-231.2M2.8M42.6%11,116
2026-09-22896K2.5M35.6%5,825
2026-09-211.0M2.7M37.8%7,261
2026-09-181.1M2.4M47.3%6,073
2026-09-17923K2.5M37.2%1,166

Fails to deliver

SEC, the last 30 settlement dates with a fail. JSON

As of 22 September 2026, the fails-to-deliver balance in TMUS is 15,367 shares, up 5 shares over the last settlement date. Over the last 30 readings it ranged from 1 share (9 June 2026) to 547,692 shares (15 May 2026). The latest reading sits at the bottom of that range.

SettlementShares failedPriceValue
2026-09-2215,367$165.27$2.5M
2026-09-2115,362$168.18$2.6M
2026-09-08204$181.52$37K
2026-09-045,919$188.02$1.1M
2026-08-26318$181.61$58K
2026-08-2035$182.36$6K
2026-08-10870$177.19$154K
2026-08-07156,247$179.97$28.1M
2026-08-049$177.09$2K
2026-07-3035$181.52$6K
2026-07-21243$195.64$48K
2026-07-2011,528$192.43$2.2M
2026-07-1719,667$192.85$3.8M
2026-07-1620,066$187.62$3.8M
2026-07-13180$187.61$34K
2026-07-09373$180.14$67K
2026-06-262,904$181.57$527K
2026-06-232,070$180.06$373K
2026-06-2217$181.67$3K
2026-06-172$184.36$369
2026-06-154,225$189.10$799K
2026-06-123$185.82$557
2026-06-10218,172$179.46$39.2M
2026-06-091$178.43$178
2026-06-08115,649$178.10$20.6M
2026-06-023$186.74$560
2026-05-222$190.90$382
2026-05-18368,361$185.22$68.2M
2026-05-15547,692$188.19$103.1M
2026-05-129,668$190.85$1.8M

Insider trades

SEC Form 4, newest first. JSON

Insiders at TMUS reported 1 open-market sell worth $138K in the last 90 days and no open-market buys. Latest filing: Drobac Daniel James (VP & Chief Accounting Officer) on 2026-09-24.

DateInsiderTitleTypeSharesPriceValueOwned after
2026-09-24Drobac Daniel JamesVP & Chief Accounting OfficerGrant3K$0.00$038K
2026-09-10Drobac Daniel JamesVP & Chief Accounting OfficerGrant2$178.14$31535K
2026-09-10Drobac Daniel JamesVP & Chief Accounting OfficerSell772$178.33$138K35K
2026-09-10Nelson Mark WolfeChief Legal Officer & GCGrant103$178.14$18K66K
2026-09-01Almeida AndreChief Commercial OfficerTax withholding530$182.16$97K44K
2026-08-25Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding171$181.61$31K36K
2026-08-15Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding88$182.61$16K36K
2026-08-01Sambar ChristopherChief Enterprise OfficerGrant41K$0.00$041K
2026-06-16Long Letitia ADirectorGrant272$0.00$07K
2026-06-16Long Letitia ADirectorGrant1K$0.00$07K
2026-06-16Dannenfeldt ThomasDirectorGrant1K$0.00$02K
2026-06-16Taylor TeresaDirectorGrant1K$0.00$08K
2026-06-16KAVANAUGH JAMES JDirectorGrant1K$0.00$05K
2026-06-16Datar Srikant M.DirectorGrant1K$0.00$02K
2026-06-16CLAURE RAUL MARCELODirectorGrant1K$0.00$01.8M
2026-06-11Nelson Mark WolfeChief Legal Officer & GCGrant98$187.02$18K66K
2026-06-06Dannenfeldt ThomasDirectorTax withholding311$178.10$55K727
2026-05-21Freier JonChief Operating OfficerSell5K$190.00$912K217K
2026-05-01Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding37$196.06$7K36K
2026-05-01Katz Michael J.Chief Bus. and Prod. OfficerSell5K$195.81$979K182K
2026-05-01Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding37$196.06$7K36K
2026-05-01Almeida AndreChief Broadband, Ent. & EmergBuy5K$196.18$1.0M45K
2026-03-12Nelson Mark WolfeChief Legal Officer & GCGrant86$211.58$18K66K
2026-03-12Nelson Mark WolfeChief Legal Officer & GCGrant86$211.58$18K66K
2026-03-10Datar Srikant M.DirectorSell1K$218.25$218K11K
2026-03-04Datar Srikant M.DirectorSell3K$221.10$728K1K
2026-03-01Almeida AndreChief Broadband, Ent. & EmergTax withholding367$217.09$80K40K
2026-03-01Gopalan SriniPresident and CEOTax withholding3K$217.09$615K145K
2026-03-01Gopalan SriniPresident and CEOTax withholding3K$217.09$615K145K
2026-03-01Almeida AndreChief Broadband, Ent. & EmergTax withholding367$217.09$80K40K
2026-02-25Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding389$218.66$85K36K
2026-02-25Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding389$218.66$85K36K
2026-02-24Nelson Mark WolfeChief Legal Officer & GCSell2K$222.38$518K66K
2026-02-24SIEVERT G MICHAELDirectorSell1K$221.85$242K126K
2026-02-24Nelson Mark WolfeChief Legal Officer & GCSell2K$222.38$518K66K
2026-02-23SIEVERT G MICHAELDirectorSell14K$220.07$3.1M127K
2026-02-19SIEVERT G MICHAELDirectorSell80K$214.94$17.2M141K
2026-02-18Nelson Mark WolfeChief Legal Officer & GCSell6K$219.69$1.4M68K
2026-02-18Osvaldik PeterChief Financial OfficerSell27K$214.86$5.8M52K
2026-02-17Nelson Mark WolfeChief Legal Officer & GCSell10K$220.80$2.3M74K
2026-02-15Freier JonChief Operating OfficerTax withholding3K$219.50$697K222K
2026-02-15Freier JonChief Operating OfficerTax withholding6K$219.50$1.4M217K
2026-02-15Katz Michael J.Chief Bus. and Prod. OfficerTax withholding4K$219.50$784K187K
2026-02-15Katz Michael J.Chief Bus. and Prod. OfficerTax withholding7K$219.50$1.6M181K
2026-02-15King DeeanneChief People OfficerTax withholding2K$219.50$383K65K
2026-02-15King DeeanneChief People OfficerTax withholding3K$219.50$682K62K
2026-02-15Nelson Mark WolfeChief Legal Officer & GCTax withholding4K$219.50$934K85K
2026-02-15Nelson Mark WolfeChief Legal Officer & GCTax withholding7K$219.50$1.5M76K
2026-02-15Osvaldik PeterChief Financial OfficerTax withholding8K$219.50$1.8M71K
2026-02-15Osvaldik PeterChief Financial OfficerTax withholding5K$219.50$1.1M79K
2026-02-15SAW JOHNChief Technology OfficerTax withholding2K$219.50$381K48K
2026-02-15SAW JOHNChief Technology OfficerTax withholding3K$219.50$623K45K
2026-02-15SAW JOHNChief Technology OfficerTax withholding2K$219.50$381K48K
2026-02-15SAW JOHNChief Technology OfficerGrant4K$0.00$049K
2026-02-15SAW JOHNChief Technology OfficerTax withholding3K$219.50$623K45K
2026-02-15SAW JOHNChief Technology OfficerGrant8K$0.00$048K
2026-02-15Osvaldik PeterChief Financial OfficerTax withholding5K$219.50$1.1M79K
2026-02-15Osvaldik PeterChief Financial OfficerGrant12K$0.00$083K
2026-02-15Osvaldik PeterChief Financial OfficerTax withholding8K$219.50$1.8M71K
2026-02-15Osvaldik PeterChief Financial OfficerGrant19K$0.00$079K
2026-02-15Nelson Mark WolfeChief Legal Officer & GCTax withholding4K$219.50$934K85K
2026-02-15Nelson Mark WolfeChief Legal Officer & GCGrant12K$0.00$089K
2026-02-15Nelson Mark WolfeChief Legal Officer & GCTax withholding7K$219.50$1.5M76K
2026-02-15Nelson Mark WolfeChief Legal Officer & GCGrant20K$0.00$083K
2026-02-15King DeeanneChief People OfficerTax withholding2K$219.50$383K65K
2026-02-15King DeeanneChief People OfficerGrant4K$0.00$066K
2026-02-15King DeeanneChief People OfficerTax withholding3K$219.50$682K62K
2026-02-15King DeeanneChief People OfficerGrant9K$0.00$065K
2026-02-15Katz Michael J.Chief Bus. and Prod. OfficerTax withholding4K$219.50$784K187K
2026-02-15Katz Michael J.Chief Bus. and Prod. OfficerGrant9K$0.00$0191K
2026-02-15Katz Michael J.Chief Bus. and Prod. OfficerTax withholding7K$219.50$1.6M181K
2026-02-15Katz Michael J.Chief Bus. and Prod. OfficerGrant32K$0.00$0189K
2026-02-15Gopalan SriniPresident and CEOTax withholding3K$219.50$594K148K
2026-02-15Gopalan SriniPresident and CEOGrant60K$0.00$0150K
2026-02-15Freier JonChief Operating OfficerTax withholding3K$219.50$697K222K
2026-02-15Freier JonChief Operating OfficerGrant8K$0.00$0225K
2026-02-15Freier JonChief Operating OfficerTax withholding6K$219.50$1.4M217K
2026-02-15Freier JonChief Operating OfficerGrant23K$0.00$0223K
2026-02-15Drobac Daniel JamesVP & Chief Accounting OfficerGrant4K$0.00$036K
2026-02-15Almeida AndreChief Broadband, Ent. & EmergGrant14K$0.00$040K
2026-02-12CLAURE RAUL MARCELODirectorSell550K$217.57$119.7M891K
2025-12-11Nelson Mark WolfeChief Legal Officer & GCGrant68$195.69$13K64K
2025-12-09Osvaldik PeterCFOGift1K$0.00$060K
2025-12-05Long Letitia ADirectorSell1K$210.32$306K5K
2025-12-03SIEVERT G MICHAELDirectorGift66K$0.00$0221K
2025-11-18SIEVERT G MICHAELDirectorSell23K$214.25$4.8M286K
2025-11-17SIEVERT G MICHAELDirectorSell23K$216.97$4.9M309K
2025-11-17Katz Michael J.Pres, Mkting Stgy & ProdsSell3K$215.91$540K156K
2025-11-10SIEVERT G MICHAELDirectorGift43K$0.00$0331K
2025-11-09SIEVERT G MICHAELDirectorTax withholding44K$207.00$9.1M292K
2025-11-09SIEVERT G MICHAELDirectorTax withholding53K$207.00$11.1M375K
2025-11-09SIEVERT G MICHAELDirectorTax withholding53K$207.00$11.1M375K
2025-11-09SIEVERT G MICHAELDirectorGrant136K$0.00$0428K
2025-11-09SIEVERT G MICHAELDirectorTax withholding44K$207.00$9.1M292K
2025-11-06Gopalan SriniPresident and CEOBuy10K$201.82$2.0M90K
2025-11-01Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding59$210.05$12K33K
2025-11-01Gopalan SriniPresident and CEOGrant6K$0.00$080K
2025-11-01Gopalan SriniPresident and CEOGrant35K$0.00$074K
2025-11-01Drobac Daniel JamesVP & Chief Accounting OfficerTax withholding59$210.05$12K33K
2025-10-29T-Mobile Global Holding GmbHDirector,TenPercentOwnerSell40$221.26$9K582.1M

Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.

Planned sales (Form 144)

Newest first. JSON

19 Form 144 notices on file for TMUS worth $346.7M at the prices reported; 1 in the last 90 days worth $138K. Latest: Drobac Daniel James filed on 2026-09-10 to sell 772 shares ($138K) from 2026-09-10.

FiledSellerSharesMarket valueOf outstandingSale fromBroker
2026-09-10Drobac Daniel JamesOfficer772$138K0.000%2026-09-10Fidelity Brokerage Services LLC
2026-05-21Freier JonOfficer5K$912K0.000%2026-05-21Fidelity Brokerage Services LLC
2026-05-01Katz Michael J.Officer5K$979K0.000%2026-05-01Fidelity Brokerage Services LLC
2026-03-10Datar Srikant M.Director1K$218K0.000%2026-03-10Fidelity Brokerage Services LLC
2026-03-04Datar Srikant M.Director3K$728K0.000%2026-03-04Fidelity Brokerage Services LLC
2026-02-24SIEVERT G MICHAELOfficer, Director1K$242K0.000%2026-02-24Fidelity Brokerage Services LLC
2026-02-24Nelson Mark WolfeOfficer2K$518K0.000%2026-02-24Fidelity Brokerage Services LLC
2026-02-23SIEVERT G MICHAELOfficer, Director14K$3.1M0.001%2026-02-23Fidelity Brokerage Services LLC
2026-02-19SIEVERT G MICHAELDirector80K$17.2M0.007%2026-02-19Fidelity Brokerage Services LLC
2026-02-18Osvaldik PeterOfficer27K$5.8M0.002%2026-02-18Fidelity Brokerage Services LLC
2026-02-18Nelson Mark WolfeOfficer6K$1.4M0.001%2026-02-18Fidelity Brokerage Services LLC
2026-02-17Nelson Mark WolfeOfficer10K$2.3M0.001%2026-02-17Fidelity Brokerage Services LLC
2026-02-12Claure Mobile LLCDirector1.0M$219.0M0.089%2026-02-12UBS Financial Services Inc
2025-12-22Deutsche Telekom AG10% Stockholder400K$78.7M0.036%2025-12-22Santander US Capital Markets LLC
2025-12-05Long Letitia ADirector1K$306K0.000%2025-12-05Fidelity Brokerage Services LLC
2025-11-18SIEVERT G MICHAELOfficer, Director23K$4.9M0.002%2025-11-18Fidelity Brokerage Services LLC
2025-11-17SIEVERT G MICHAELOfficer, Director23K$4.9M0.002%2025-11-17Fidelity Brokerage Services LLC
2025-11-17Katz Michael J.Officer3K$540K0.000%2025-11-17Fidelity Brokerage Services LLC
2025-11-12Field Callie ROfficer24K$5.0M0.002%2025-11-11Fidelity Brokerage Services LLC

Large holders (13D and 13G)

One row per reporting person with its latest filing, newest first. JSON

5 holders report 5% or more of TMUS in their latest filing, 4 on Schedule 13D (active intent). The largest reported stake is Deutsche Telekom AG at 53.7% of the class (592,065,875 shares), filed 2026-03-23 for an event on 2026-03-19.

FiledFormHolderSharesOf classEvent
2026-03-2313D/Ano. 35Deutsche Telekom AGcorporation592.1M53.7%2026-03-19
2026-03-2313D/Ano. 35Deutsche Telekom Holding B.V.corporation592.1M53.7%2026-03-19
2026-03-2313D/Ano. 35T-Mobile Global Holding GmbHcorporation592.1M53.7%2026-03-19
2026-03-2313D/Ano. 35T-Mobile Global Zwischenholding GmbHcorporation592.1M53.7%2026-03-19
2025-10-1613G/Ano. 1Picton Mahoney Asset Managementpartnership1.0M6.5%2025-10-16

13F holders

Tracked managers holding TMUS at their latest 13F. JSON

9 of the 30 tracked managers held TMUS at their latest 13F, $2.31B in total at quarter-end prices. Two Sigma Investments is the largest at $745.4M (0.5% of its portfolio) as of 2026-06-30. Over the prior quarter 6 added shares and 3 cut.

FundQuarterSharesValueOf portfolioChange in shares
Two Sigma Investments2026-06-304.4M$745.4M0.54%+552K
AQR Capital Management2026-06-304.5M$744.2M0.26%+1.8M
Millennium Management2026-06-301.5M$258.6M0.09%+53K
Point72 Asset Management2026-06-301.1M$187.0M0.21%-327K
D. E. Shaw & Co.2026-06-30799K$134.0M0.06%-158K
Citadel Advisors2026-06-30682K$114.4M0.01%-1.8M
Renaissance Technologies2026-06-30605K$101.4M0.14%+324K
Bridgewater Associates2026-06-30173K$28.9M0.12%+74K
Fisher Asset Management2026-06-301K$241K0.00%+207

Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.

Financials

SEC XBRL, as filed. JSON

In Q2 FY 2026 (quarter ended 2026-06-30) T-Mobile US reported revenue of $22.79B, up 7.9% from the same quarter a year earlier, and net income of $3.24B (2.99 diluted EPS). In FY 2025 it generated $27.95B of operating cash flow and spent $9.97B on buybacks and $4.12B on dividends.

Cash
$2.83B
Equity
$56.27B
Total assets
$213.55B
Shares outstanding
1,072,671,613

Quarterly, last 8 quarters

QuarterPeriod endRevenueNet incomeMarginDiluted EPS
Q2 FY 20262026-06-30$22.79B$3.24B14.2%2.99
Q1 FY 20262026-03-31$23.11B$2.50B10.8%2.27
Q4 FY 2025derived2025-12-31$24.33Bn/an/an/a
Q3 FY 20252025-09-30$21.96B$2.71B12.4%2.41
Q2 FY 20252025-06-30$21.13B$3.22B15.2%2.84
Q1 FY 20252025-03-31$20.89B$2.95B14.1%2.58
Q4 FY 2024derived2024-12-31$21.87Bn/an/an/a
Q3 FY 20242024-09-30$20.16B$3.06B15.2%2.61

Fiscal years, with buybacks and dividends

Fiscal yearEndsRevenueNet incomeOperating cash flowCapexBuybacksDividends
FY 20252025-12-31$88.31B$10.99B$27.95B$9.96B$9.97B$4.12B
FY 20242024-12-31$81.40B$11.34B$22.29B$8.84B$11.23B$3.30B
FY 20232023-12-31$78.56B$8.32B$18.56B$9.80B$13.07B$747.0M
FY 20222022-12-31$79.57B$2.59B$16.78B$13.97B$3.00B$0
FY 20212021-12-31$80.12B$3.02B$13.92B$12.33B$0$0

Quarters are the three-month figures the company reports; a fourth quarter marked derived is the fiscal year less the three reported quarters, since companies report it only inside the 10-K. Fiscal years are the annual figures. Buybacks are the cash the company paid to repurchase its common stock in the year, not the amount authorized. Balance sheet lines are as of 2026-06-30; shares outstanding as of 2026-07-17 from the cover page.

Federal contracts

The largest contract actions for T-Mobile US and its subsidiaries. JSON

7 contract actions on file for TMUS: $28.1M obligated in the last 90 days and $28.1M in the last 12 months across 6 awarding agencies. The largest was $14.5M from the Department of Veterans Affairs on 2026-10-01 (wireless telecommunications services to include data (email), telephone/voice (including voicemail) and/or wireless inte...). This covers the largest contract actions, not every award, and agencies report late.

Action dateAgencyAmountTypeDescription
2026-10-19Department of AgricultureOffice of the Chief Financial Officer$259Kmod P00004bpa callUNITED STATES DEPARTMENT OF AGRICULTURE WIRELESS SERVICES AND SERVICE ENABLED DEVICES BLANKET PURCHASE AGREEMENT T-MOBILE ADD FUNDING.USAspending
2026-10-01Department of Veterans AffairsDepartment of Veterans Affairs$14.5Mmod P00025definitive contractWIRELESS TELECOMMUNICATIONS SERVICES TO INCLUDE DATA (EMAIL), TELEPHONE/VOICE (INCLUDING VOICEMAIL) AND/OR WIRELESS INTERNET FOR THE VA ENTERPRISEUSAspending
2026-09-21Department of the TreasuryInternal Revenue Service$7.0Mmod P00013bpa callMOBILE AND SMARTPHONE SERVICES. THIS MODIFICATION PARTIALLY FUNDS THE OPTION IN THE AMOUNT OF $4,975,700.00, UPDATES SECTION I ACCOUNTING/FUNDING TABLE, RENUMBERS THE CLINS ADDED ON P00009, AND REALIGNS CLIN VALUES.USAspending
2026-09-20Department of Health and Human ServicesOffice of the Assistant Secretary for Financial Resources$84Kmod P00004bpa callEXERCISE OPTION PERIOD 2 FOR FDA ODT WIRELESS SERVICES AND DEVICES FOR T-MOBILEUSAspending
2026-08-30Department of CommerceOffice of the Secretary$7Kmod P26002bpa callWIRELESS CELLULAR SERVICESUSAspending
2026-08-16Department of Veterans AffairsDepartment of Veterans Affairs$16Kmod P00001delivery orderPOLICE HANDHELD EQUIPMENTUSAspending
2026-07-31Department of DefenseDefense Information Systems Agency$6.3Mmod P00012definitive contractINCREMENTAL FUNDING FOR OY2, SEPT 30, 2026-MAR 31, 2027USAspending

What this page is

T-Mobile US in the regulatory record

Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.

Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.

This page follows T-Mobile US (TMUS), SEC CIK 1283699, listed on Nasdaq, classified by the SEC as radiotelephone communications. The cross-market tables live on the short interest and insider transactions hubs.

Source and updates

Short interest
FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-10-15.JSON and CSV
Daily short volume
FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-10-28.JSON and CSV
Fails to deliver
SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-09-22.JSON and CSV
Planned sales
SEC EDGAR Form 144Source: SEC.New notices appear shortly after the SEC posts them; a notice is filed on or before the sale. Latest 2026-09-10.JSON and CSV
Large holders
SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-03-23.JSON and CSV
13F holders
SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
Financials
SEC EDGAR 10-K and 10-Q filingsSource: SEC.Weekly; values are as filed in the 10-Q and 10-K. Latest 2026-06-30.JSON and CSV
Federal contracts
USAspending.govSource: USAspending.gov.The largest contract actions each day, as agencies report them (up to 90 days late). Latest 2026-10-19.JSON and CSV
Earnings dates
SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-07-23.JSON and CSV
Insider trades
SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-09-24.JSON and CSV
Company record
EDGAR filing index for CIK 1283699Ticker, name and exchange from the SEC's company list, refreshed weekly.
Rate limits
10 requests a minute without a key, 30 with a free key from a free account.

How to read it

  • Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
  • Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
  • Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.

Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.

Datasets

Frequently Asked Questions

How much of TMUS is sold short?
14,988,304 shares were held short at the 2026-10-15 settlement, 2.4 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.
What is TMUS's daily short volume?
On 2026-10-28, 1,027,255 of the 3,095,168 TMUS shares reported to FINRA were sold short, 33.2% of the day's reported volume. Short volume is a flow for one day, not a position.
Does TMUS have fails to deliver?
The SEC's latest file shows 15,367 TMUS shares failed to deliver at settlement 2026-09-22. Fails are reported per settlement date and published twice a month with a lag.
Are TMUS insiders buying or selling?
Insiders at TMUS reported 1 open-market sell worth $138K in the last 90 days and no open-market buys. Latest filing: Drobac Daniel James (VP & Chief Accounting Officer) on 2026-09-24.
Have TMUS insiders filed to sell?
19 Form 144 notices on file for TMUS worth $346.7M at the prices reported; 1 in the last 90 days worth $138K. Latest: Drobac Daniel James filed on 2026-09-10 to sell 772 shares ($138K) from 2026-09-10.
Who owns 5% or more of TMUS?
5 holders report 5% or more of TMUS in their latest filing, 4 on Schedule 13D (active intent). The largest reported stake is Deutsche Telekom AG at 53.7% of the class (592,065,875 shares), filed 2026-03-23 for an event on 2026-03-19.
What did TMUS report last quarter?
In Q2 FY 2026 (quarter ended 2026-06-30) T-Mobile US reported revenue of $22.79B, up 7.9% from the same quarter a year earlier, and net income of $3.24B (2.99 diluted EPS). In FY 2025 it generated $27.95B of operating cash flow and spent $9.97B on buybacks and $4.12B on dividends.
Which tracked 13F managers own TMUS?
9 of the 30 tracked 13F managers held TMUS shares at their latest filing, $2.31B in all. The largest: Two Sigma Investments (4.4M shares, $745.4M), Cliff Asness's AQR Capital Management (4.5M shares, $744.2M), Izzy Englander's Millennium Management (1.5M shares, $258.6M), Steve Cohen's Point72 Asset Management (1.1M shares, $187.0M), D. E. Shaw & Co. (799K shares, $134.0M), Ken Griffin's Citadel Advisors (682K shares, $114.4M). The table above lists all 9.
How much federal contract money did TMUS receive?
$28.1M was obligated to T-Mobile US and its subsidiaries in the last 90 days and $28.1M in the last 12 months, counting the largest contract actions on USAspending, not every award. Obligations are not revenue; they are spent over each contract's life.

Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.