Stock daily read

What happened with ASR today?

Why it moved
Explains possible causes using the day’s news and filings
Moving with the market?
Uses market moves and trading volume to assess what drove the change
What to watch next
The next thing that could change the call, and what to look for

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Uses news and trading volume to explain the day’s move and how it relates to the market.

Investment outlook

ASR in three months: buy, wait or sell?

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In the report
  • Buy / Wait / Sell rating
  • 3-month target price
  • Bear · Base · Bull
  • vs. the market

Company

Company overview

Grupo Aeroportuario del Sureste (ASUR) operates airports in southeastern Mexico and, through Airplan, Colombia under government concessions. Its Aerostar joint venture operates Luis Muñoz Marín Airport in San Juan, Puerto Rico, under a lease. Airport services generate most of its revenue, principally passenger charges. In Mexico and Colombia, airlines collect these charges from departing passengers and remit them to ASUR; airlines also pay for services such as landing and aircraft parking.

ASUR also rents airport space to shops, restaurants, airlines and other tenants, collecting agreed minimum rents or a share of tenants’ sales. This connects commercial income to both passenger traffic and spending. Its mainland-U.S. business manages commercial space at specified terminals at Los Angeles International, Chicago O’Hare and New York’s JFK airports, rather than operating those airports as a whole.

Cancún Airport supplies most of the group’s revenue, making tourism to Cancún and the Mayan Riviera central to the business. Much of Cancún’s international traffic travels to or from the United States. Revenue also depends on a relatively small group of airlines, including VivaAerobus, American Airlines and United Airlines, whose contracts do not require them to maintain service. Regulation limits what ASUR can charge: Mexico caps regulated revenue per passenger or equivalent cargo volume, while Colombia caps aeronautical tariffs. Its Mexican concessions also require approved infrastructure investments and continued operation even when an airport is unprofitable.

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Source: SEC filing

Red flags

Know what’s buried in ASR’s filings before you buy

The risk section is the longest, dullest part of the filing. This keeps only what can really hurt you: where it hits, how hard, when it plays out.

Sorted into
  • Happening now
  • Could go wrong
  • Built in

Moat

ASR says it has a moat. Does it hold up?

Every company claims an edge. Each one is checked against hard numbers like margins and returns: which hold, and which line gives way first.

Each edge rated
  • Strong
  • Moderate
  • Limited
  • Unproven

Related companies

  • Competition
  • Shared drivers
  • Supplier
  • Customer

ASUR hinges on Cancún tourism and airline capacity: watch VivaAerobus, absent from this list but responsible for 14.6% of its Mexican revenue in 2025.

  • Pacific Airport Group is a close operating benchmark for ASUR: both run Mexican airports under concessions, collect airport-use fees from airlines and passengers, and rent terminal space to businesses. Watch its passenger-related fees and retail rental income to compare how traffic translates into revenue.

  • Central North Airport Group and ASUR share exposure to Mexican passenger traffic and concession rules: both hold long-term rights to operate airports and collect fees from airlines and passengers plus rent from commercial tenants. Its restaurant and retailer rental income offers a comparison for ASUR’s commercial business, distinct from its cargo, hotel and industrial-park activities.

  • American Airlines pays ASUR for airport services and generated 10.6% of its Mexican revenue in 2025; it also grants ASUR the concession to operate commercial space at JFK Terminal 8. Watch American’s flights at ASUR’s Mexican airports and news about the Terminal 8 commercial agreement.

  • Volaris’s capacity decisions directly affect ASUR’s airport receipts: the low-fare airline carries paying passengers through its Mexican airports and accounted for 9.1% of their revenue in 2025. Watch the flights and passenger volumes it brings to those airports, where ASUR collects charges from airlines for departing passengers.

  • United Airlines brings ASUR airport-service revenue in two markets, accounting for 9.1% of its Mexican revenue and 8% of its Puerto Rico revenue in 2025. Watch United’s flight schedules at those airports: ASUR earns passenger-use, landing and other fees from the traffic it brings.

  • ASUR’s Puerto Rico business depends heavily on JetBlue, which pays for services at its San Juan airport and generated 26% of its Puerto Rico revenue in 2025, while also using its Mexican airports. San Juan is one of JetBlue’s focus cities, so watch its routes and capacity there for signals about ASUR’s airport-fee revenue.

  • Corporación América Airports offers a broader comparison for ASUR: both earn regulated fees from airlines and passengers using their airports, alongside commercial income, but their geographic exposures differ. Watch its passenger-fee revenue with the international-versus-domestic mix in mind, since its international fees are generally higher.

Agenda

todayMon, Oct 19

  1. Time to be announced

    Grupo Aeroportuario del Pacifico, S.A.B. de C.V. earningsPAC

    Pacific Airport Group’s airport fees and retail rent offer a comparison for how passenger traffic turns into revenue at ASUR’s Mexican airports.

in 3 daysThu, Oct 22

  1. Time to be announced
    Major

    Grupo Aeroportuario del Sureste, S.A. de C.V. earningsThis company

    Passengers generate airport fees and support retail sales, and ASUR’s report will show whether that traffic is translating into stronger airport income.

in 7 daysMon, Oct 26

  1. Time to be announced

    CONTROLADORA VUELA COMPANIA DE AVIACION, S.A.B. DE C.V. earningsVLRS

    Volaris’s capacity and passenger traffic show whether the airline, which accounted for 9.1% of ASUR’s Mexican revenue, is bringing more or fewer passengers and fee income to ASUR’s airports.

in 8 daysTue, Oct 27

  1. Time to be announced

    JetBlue Airways Corp earningsJBLU

    JetBlue accounted for 26% of ASUR’s Puerto Rico revenue, and its capacity and traffic at San Juan can show how this major customer may affect airport-fee income.