Market 101Word of the DayInstructor Lin Yi

Daily Wrap · October 27, 2026 Tuesday

Word of the Day: Intraday range (Composite 1,068.00, -5.13%)

This is Lin Yi. A big down day, which makes it a good day to explain "Intraday range".

The intraday range is the day's high minus the day's low, divided by the prior close. The index travelled between 1,067.83 and 1,125.74 today, a range of 5.14%. Among single stocks the widest was Pinkride Mobility (LYFX) at 19.50%. A close tells you where the day ended; the range tells you how far it wandered on the way.

Today's numbers: Composite 1,068.00 (-5.13%), 4 up and 33 down, turnover 10.52B CC. The widest move was Milemark Digital (MRAX) -14.55%.

There was one market-wide headline today: "City regulators open antitrust investigations into several platform companies". Regulators have opened a formal investigation into bundling and data practices at the city's largest platforms. Expectations of fines and business break-ups rise, and smaller merchants gain bargaining power. How the news and the prices relate is something you can check against the numbers above.

Homework: open the market directory, find today's biggest gainer and biggest decliner, and compare their turnover.

Got today's word? There's a quiz tomorrow.

Index

Close
1,068.00
Change
-5.13%
Prev close
1,125.80
Open
1,125.73
High
1,125.74
Low
1,067.83
Up / Down / Flat
4 / 33 / 0
Turnover
10.52B CC
Volume
67.26M shares

Top gainers

CompanySectorCloseChangeTurnover
AROX Stonearch Energy ServicesEnergy54.32+11.67%107.73M CC
PRMX Basinrock ResourcesEnergy33.19+11.37%53.35M CC
RGLX Regal Gold RoyaltiesMaterials542.52+1.86%71.52M CC
BOIN Broadwing AerospaceDefense & Aerospace158.04+0.49%175.18M CC

Top losers

CompanySectorCloseChangeTurnover
MRAX Milemark DigitalInternet & Software38.17-14.55%43.92M CC
TNLA Tessera MotorsAutos & Mobility207.70-13.99%994.39M CC
CPBX Campfield FoodsConsumer34.38-11.23%39.80M CC
CELX Fahrenheit BeveragesConsumer50.08-10.23%93.52M CC
LYFX Pinkride MobilityAutos & Mobility13.34-9.37%42.32M CC

Most traded

CompanySectorCloseChangeTurnover
NVHD Coreforge GraphicsTech Hardware133.60-8.49%1.11B CC
GUGL Goodle NetworksInternet & Software252.99-3.11%1.03B CC
AMZX AmazoomInternet & Software296.74-6.39%1.02B CC
APLX Pear TechnologiesTech Hardware269.18-2.93%1.00B CC
TNLA Tessera MotorsAutos & Mobility207.70-13.99%994.39M CC

Sector

SectorListingsAverage changeMost volatile
Energy3+7.33%Stonearch Energy Services +11.67%
Materials2+0.71%Regal Gold Royalties +1.86%
Defense & Aerospace2-1.00%Nucore Technologies -2.50%
Utilities2-2.76%NextEon Energy -3.42%
Healthcare3-3.03%Irisview Medical -8.57%
Financials3-3.17%Coast to Coast Bancorp -4.47%
Real Estate3-3.26%Grandhall Hospitality -4.74%
Tech Hardware3-4.86%Coreforge Graphics -8.49%
Internet & Software10-7.60%Milemark Digital -14.55%
Consumer4-8.25%Campfield Foods -11.23%
Autos & Mobility2-11.68%Tessera Motors -13.99%

That day's news

  • City-wideCity regulators open antitrust investigations into several platform companies

    Regulators have opened a formal investigation into bundling and data practices at the city's largest platforms. Expectations of fines and business break-ups rise, and smaller merchants gain bargaining power.

  • City-wideThe city tightens mortgage and development-loan rules

    The Authority has raised down-payment requirements and tightened development loan quotas. Transaction expectations move lower, and growth in building materials demand and bank mortgages slows.

  • City-wideA crude supply outage sends the city's oil price sharply higher in one day

    Pipeline maintenance in a fictional oil-producing region is running longer than expected, and fuel costs across the city are rising fast. Upstream Energy benefits, while travel and transport names, where fuel is the main cost line, come under pressure.

  • City-wideA key port shuts down and manufacturing deliveries across the city slip

    A fictional hub port has shut down, pushing back electronics and vehicle delivery schedules across the city and lifting spot prices for raw materials.

  • Internet & SoftwareSeveral Internet & Software companies beat interim subscription renewal targets

    A sector-wide move in Internet & Software: Large-account renewals and seat expansions are improving at the same time.

  • Internet & SoftwareSeveral Internet & Software companies see cloud capacity expansion costs rise

    A sector-wide move in Internet & Software: Unit costs on newly added capacity are above budget.

  • Tech HardwareSeveral Tech Hardware companies raise annual R&D output targets

    A sector-wide move in Tech Hardware: Engineering efficiency gains put product milestones on track to land early.

  • Autos & MobilitySeveral Autos & Mobility companies see automated dispatch fall short of expectations

    A sector-wide move in Autos & Mobility: Complex scenarios still call for more manual intervention.

  • ConsumerSeveral Consumer companies complete first-wave rollouts of new products

    A sector-wide move in Consumer: New product sales and inventory remain within the normal monitoring range.

  • Tech HardwareSeveral Tech Hardware companies face longer lead times on key components

    A sector-wide move in Tech Hardware: Tight upstream capacity has delayed some component deliveries.

  • Tech HardwareSeveral Tech Hardware companies carry channel inventory above comfortable levels

    A sector-wide move in Tech Hardware: Slower end-market sell-through has pushed up channel inventory days.

  • ConsumerSeveral Consumer companies share user operations updates

    A sector-wide move in Consumer: User base and engagement show no clear directional change.

  • Tech HardwareSeveral Tech Hardware companies see key component supply stabilize

    A sector-wide move in Tech Hardware: Lead times are back to normal after long-term contracts locked in volume.

  • ConsumerSeveral Consumer companies clear new product inventory slower than planned

    A sector-wide move in Consumer: Days of inventory rose in some channels.

  • EnergySeveral Energy companies lift output and utilization together

    A sector-wide move in Energy: Main units are back at full load after maintenance.

  • Internet & SoftwareSeveral Internet & Software companies update platform resource usage data

    A sector-wide move in Internet & Software: Compute costs are moving in step with traffic volume.

  • Internet & SoftwareSeveral Internet & Software companies see unit compute costs climb again

    A sector-wide move in Internet & Software: A shift in the traffic mix has raised resource consumption per request.

  • Internet & SoftwareSeveral Internet & Software companies see subscription renewal rates slip

    A sector-wide move in Internet & Software: Some customers are trimming seats and deferring renewal decisions.

  • BWXHNucore Technologies: Nuclear equipment orders under short-term pressure

    Nucore Technologies reports on nuclear equipment orders: Equipment installation and commissioning are taking more time. Current business focus: Nuclear reactor components, fuel and critical defense equipment, with long-term engineering services.

  • CPBXCampfield Foods: Snack and soup sales under short-term pressure

    Campfield Foods reports on snack and soup sales: Visit frequency and conversion rates came in below recent levels. Current business focus: Soups, snacks, ready meals and household foods, sold through retail channels and a portfolio of brands.

  • CELXFahrenheit Beverages: Marketing and distribution costs ahead of plan

    Fahrenheit Beverages reports on marketing and distribution costs: Member retention after the benefits refresh beat expectations. Current business focus: Energy drinks and sports nutrition, distributed through retail and fitness channels.

  • LLYXSlimly Pharma: Metabolic drug prescriptions under short-term pressure

    Slimly Pharma reports on metabolic drug prescriptions: Some metrics need additional samples and validation cycles. Current business focus: Develops and sells novel medicines for metabolic disease, oncology, immunology and neuroscience.

Market 101 is a fictional outlet inside MockTradeCity. The companies, prices and news in this piece are fictional, and the data comes from the city's trading system. Nothing here is real-world investment advice.

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