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America Movil SAB de CV

AMXOF
Exchange
OTC
Industry
Telephone Communications (No Radiotelephone)
SEC CIK
0001129137

No open-market purchases or sales by America Movil SAB de CV insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.

Other share classesAMX

Four kinds of short-selling data, each measuring something different:

  • Short interest: shares sold short and not yet bought back, as of a settlement date. FINRA publishes it twice a month, about eight business days after the settlement date.
  • Daily short volume: shares sold short each day in off-exchange trades reported to FINRA. It counts trades, not open positions, and is published the next day.
  • Fails-to-deliver: shares not delivered by the settlement date. The SEC publishes them twice a month, about two weeks late.
  • ATS (dark pool) volume: weekly volume on alternative trading systems and other off-exchange venues. FINRA publishes it two to four weeks after the week.

More in the glossary.

Short interest

Shares sold short and not yet bought back, from FINRA, on every settlement date in the last two years.

Short interest
134.2M
Shares, settlement Oct 15, 2026
Change
−13.9M
−9.4% vs. Sep 30, 2026
Days to cover
> 999
Above FINRA's cap of 999.99 days
Average daily volume
843
Shares, as reported by FINRA
Short interest by settlement date
Oct 15, 2024: 143,169,945 sharesOct 31, 2024: 124,317,700 sharesNov 15, 2024: 131,024,956 sharesNov 29, 2024: 144,736,645 sharesDec 13, 2024: 195,860,456 sharesDec 31, 2024: 225,237,656 sharesJan 15, 2025: 178,925,421 sharesJan 31, 2025: 148,532,017 sharesFeb 14, 2025: 166,309,695 sharesFeb 28, 2025: 173,101,811 sharesMar 14, 2025: 174,678,771 sharesMar 31, 2025: 149,261,561 sharesApr 15, 2025: 115,189,742 sharesApr 30, 2025: 65,382,712 sharesMay 15, 2025: 41,657,930 sharesMay 30, 2025: 45,776,814 sharesJun 13, 2025: 42,902,231 sharesJun 30, 2025: 30,104,184 sharesJul 15, 2025: 33,886,730 sharesJul 31, 2025: 22,981,457 sharesAug 15, 2025: 22,760,192 sharesAug 29, 2025: 25,549,980 sharesSep 15, 2025: 14,623,668 sharesSep 30, 2025: 29,949,163 sharesOct 15, 2025: 36,291,014 sharesOct 31, 2025: 62,971,699 sharesNov 14, 2025: 71,446,981 sharesNov 28, 2025: 35,586,954 sharesDec 15, 2025: 14,119,901 sharesDec 31, 2025: 11,241,937 sharesJan 15, 2026: 73,924,407 sharesJan 30, 2026: 132,655,340 sharesFeb 13, 2026: 197,865,477 sharesFeb 27, 2026: 243,428,108 sharesMar 13, 2026: 182,945,564 sharesMar 31, 2026: 184,737,239 sharesApr 15, 2026: 173,865,200 sharesApr 30, 2026: 193,353,338 sharesMay 15, 2026: 185,777,476 sharesMay 29, 2026: 154,409,395 sharesJun 15, 2026: 160,820,976 sharesJun 30, 2026: 165,431,044 sharesJul 15, 2026: 184,825,545 sharesJul 31, 2026: 207,338,747 sharesAug 14, 2026: 194,313,568 sharesAug 31, 2026: 176,349,460 sharesSep 15, 2026: 151,931,827 sharesSep 30, 2026: 148,102,601 sharesOct 15, 2026: 134,165,428 shares
Short interest in AMXOF by settlement date
Settlement dateShort interestChangeChange %Avg. daily volumeDays to cover
Oct 15, 2026134.2M−13.9M−9.4%843> 999
Sep 30, 2026148.1M−3.83M−2.5%2.77M53.48
Sep 15, 2026151.9M−24.4M−13.9%1.10M137.55
Aug 31, 2026176.3M−18.0M−9.2%1.65K> 999
Aug 14, 2026194.3M−13.0M−6.3%67> 999
Jul 31, 2026207.3M+22.5M+12.2%17> 999
Jul 15, 2026184.8M+19.4M+11.7%3.76K> 999
Jun 30, 2026165.4M+4.61M+2.9%2.69K> 999
Jun 15, 2026160.8M+6.41M+4.2%85> 999
May 29, 2026154.4M−31.4M−16.9%1.01K> 999
May 15, 2026185.8M−7.58M−3.9%10.2K> 999
Apr 30, 2026193.4M+19.5M+11.2%369.5K523.29
Apr 15, 2026173.9M−10.9M−5.9%1.83K> 999
Mar 31, 2026184.7M+1.79M+1.0%5.26K> 999
Mar 13, 2026182.9M−60.5M−24.9%798> 999
Feb 27, 2026243.4M+45.6M+23.0%1.78K> 999
Feb 13, 2026197.9M+65.2M+49.2%31.1K> 999
Jan 30, 2026132.7M+58.7M+79.5%887> 999
Jan 15, 202673.9M+62.7M+557.6%909> 999
Dec 31, 202511.2M−2.88M−20.4%10.7K> 999
Dec 15, 202514.1M−21.5M−60.3%3.53K> 999
Nov 28, 202535.6M−35.9M−50.2%111> 999
Nov 14, 202571.4M+8.48M+13.5%2.35K> 999
Oct 31, 202563.0M+26.7M+73.5%1.12K> 999
Oct 15, 202536.3M+6.34M+21.2%85> 999
Sep 30, 202529.9M+15.3M+104.8%1.37K> 999
Sep 15, 202514.6M−10.9M−42.8%69.5K210.28
Aug 29, 202525.5M+2.79M+12.3%0> 999
Aug 15, 202522.8M−221.3K−1.0%184> 999
Jul 31, 202523.0M−10.9M−32.2%898> 999
Jul 15, 202533.9M+3.78M+12.6%2.24K> 999
Jun 30, 202530.1M−12.8M−29.8%12.5K> 999
Jun 13, 202542.9M−2.87M−6.3%2.23K> 999
May 30, 202545.8M+4.12M+9.9%2.29K> 999
May 15, 202541.7M−23.7M−36.3%3.37K> 999
Apr 30, 202565.4M−49.8M−43.2%417> 999
Apr 15, 2025115.2M−34.1M−22.8%7.78K> 999
Mar 31, 2025149.3M−25.4M−14.6%3.65M40.94
Mar 14, 2025174.7M+1.58M+0.9%4.00M43.66
Feb 28, 2025173.1M+6.79M+4.1%6.54K> 999
Feb 14, 2025166.3M+17.8M+12.0%19.1K> 999
Jan 31, 2025148.5M−30.4M−17.0%2.02K> 999
Jan 15, 2025178.9M−46.3M−20.6%10.7K> 999
Dec 31, 2024225.2M+29.4M+15.0%5.98K> 999
Dec 13, 2024195.9M+51.1M+35.3%23.5K> 999
Nov 29, 2024144.7M+13.7M+10.5%2.87M50.46
Nov 15, 2024131.0M+6.71M+5.4%12.9K> 999
Oct 31, 2024124.3M−18.9M−13.2%22.6K> 999
Oct 15, 2024143.2M+119.6M+507.4%24.2K> 999

Fails-to-deliver

Shares that weren't delivered by the settlement date, from the SEC, for the last 30 dates with fails. The price is the previous day's closing price published by the SEC.

The SEC has reported no fails-to-deliver for AMXOF.

Daily short volume

Off-exchange short-sale volume, not short interest: shares sold short each day in trades reported to FINRA, for the last 30 trading days.

The short volume ratio isn't a sentiment gauge: market makers sell short to fill buy orders and to hedge, so short sales are usually about half of off-exchange volume.

FINRA has reported no daily short volume for AMXOF in the last two years.

ATS (dark pool) volume

Weekly volume on alternative trading systems (ATS) and other off-exchange (OTC) venues, from FINRA, for the last 12 weeks. ATS share is ATS volume ÷ (ATS + OTC volume), not a share of all trading.

Weekly ATS and OTC volume in AMXOF
Week ofTierATS sharesATS tradesOther OTC sharesOther OTC tradesATS share
Oct 5, 2026OTCE––4,4241–
Sep 28, 2026OTCE––3,645,0545–
Sep 21, 2026OTCE––11,608,4449–
Sep 14, 2026OTCE––4,2625–
Sep 7, 2026OTCE––5,518,60126–
Aug 24, 2026OTCE––9,0602–
Aug 10, 2026OTCE––1412–
Aug 3, 2026OTCE––2272–
Jul 20, 2026OTCE––1001–
Jul 13, 2026OTCE––37,0722–
Jul 6, 2026OTCE––1001–
Jun 29, 2026OTCE––301–