# Tikr Digest

> Tikr Digest is an independent publication covering Stocks & equities. Focus: Market open and close summaries. Published by Independent Journal; sponsored by Adamson Brothers Corp. (see the About page). Articles are drafted from primary sources with AI assistance and reviewed under our editorial policy. Not investment advice.

## Usage
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- News articles are time-sensitive; check the publication date. Guides are evergreen and updated over time.

## Sections
- [Latest news](https://tikrdigest.com/): newest articles first
- [Guides](https://tikrdigest.com/guides/): evergreen explainers
- [Topics](https://tikrdigest.com/topics/): topic index
- [Writers](https://tikrdigest.com/authors/): bylines and beats
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## Guides
- [How Stock Indexes Are Calculated: Weighting and Divisors](https://tikrdigest.com/how-stock-indexes-are-calculated/): How stock indexes are calculated: price weighting, market-cap weighting, float adjustment, divisors and rebalancing, with a worked example of the index math.
- [Market Breadth Indicators Explained: Advance-Decline and More](https://tikrdigest.com/market-breadth-indicators-explained/): Market breadth indicators explained: how advance-decline lines, new highs and lows, and up-down volume show how many stocks drive a move, and their limits.
- [Pre-Market and After-Hours Trading Explained](https://tikrdigest.com/pre-market-and-after-hours-trading-explained/): Pre-market and after-hours trading explained: who can trade outside regular hours, how the pre-market movers appear, and the liquidity, spread and price risks.
- [How Stock Market Opening and Closing Auctions Work](https://tikrdigest.com/how-stock-market-opening-closing-auctions-work/): How the stock market opening and closing auctions work: order types, imbalance data, price discovery and why the market close price matters for indexes.

## Recent articles
- [Stock Market Today: Trump Defends Russia Diesel Easing](https://tikrdigest.com/stock-market-today-russia-diesel-deal-energy-prices/) (2026-10-12): President Trump defended a six-month easing of limits on Russian diesel exports after bipartisan criticism, saying it cuts fuel prices; some analysts doubt it.
- [Stock Market Today: Meta Puts Muse Wonder Behind a Paywall](https://tikrdigest.com/stock-market-today-meta-muse-wonder-subscription/) (2026-10-12): Meta launched its Muse Wonder AI model for paid Muse app subscribers at $20 or $100 a month, a test of what users will pay beyond its core advertising business.
- [Stock Market Today: Older Americans' Wealth and Spending](https://tikrdigest.com/stock-market-today-boomer-wealth-consumer-spending/) (2026-10-12): Fed data show median net worth for families aged 75 and up rose 37% from 2022 to 2025 while under-35 families fell 23%, a gap tied to resilient spending.
- [Stock Market Today: Delta Delays Riyadh Launch to March](https://tikrdigest.com/stock-market-today-delta-riyadh-launch-delay/) (2026-10-12): Delta pushed back its Atlanta-Riyadh nonstop from Oct. 23 to March after deadly attacks closed Riyadh's airport and the FAA warned U.S. airlines on the region.
- [Stock Market Today: Fed Minutes Flag Another Hike, 10-Year at 5.36%](https://tikrdigest.com/stock-market-today-fed-minutes-rate-bets/) (2026-10-07): Stock market today: stocks retreated from records on Oct. 7 as Fed minutes pointed to another hike by year-end and the 10-year yield hit 5.36%, a 24-year high.
- [Stock Market Today: S&P Record, Marvell Jumps, Google Signs Nuclear Deal](https://tikrdigest.com/stock-market-today-sp-500-record-marvell-google-nuclear/) (2026-10-06): Stock market today, Oct. 6: the S&P 500 and Nasdaq closed at records, Marvell rose 5.8% on targets of $70 billion-plus and Google signed a nuclear power deal.
- [Stock Market Today: Nasdaq Record, Intel Slips, Bond Yields Climb](https://tikrdigest.com/stock-market-today-nvidia-record-intel-bonds/) (2026-10-05): Stock market today, Oct. 5: the Nasdaq closed at a record, Intel fell 3.3% on Musk's TSMC comments, PTC jumped on a $22.6 billion bid and the 10-year hit 5.3%.
- [Market Recap: Weak Jobs Data Lifts Stocks as Nasdaq Hits Record](https://tikrdigest.com/market-recap-diesel-shock-weak-jobs-data/) (2026-10-02): Market recap for Oct. 2: September payrolls rose just 29,000, Fed hike odds fell, the Nasdaq hit a record intraday high and G7 stock releases pressured oil.
- [Pre-market movers and beyond: SEC sets 24-hour trading roundtable](https://tikrdigest.com/pre-market-movers-sec-24-hour-roundtable/) (2026-09-01): The SEC set a September 17, 2026 roundtable on preparing for 24-hour trading, with panels on preparedness and resiliency featuring exchanges, brokers and DTCC.
- [SEC clears overnight SIP data, reshaping the daily market recap](https://tikrdigest.com/market-recap-overnight-sip-data-approval/) (2026-06-26): The SEC approved CTA, CQ and UTP plan amendments letting public data feeds run from 9 p.m. Sunday to 8 p.m. Friday ET, with a target start of December 6, 2026.
- [Stock market today: SEC proposes ending Reg NMS trade-through rule](https://tikrdigest.com/stock-market-today-reg-nms-rule-611/) (2026-06-11): The SEC proposed rescinding Reg NMS Rules 611 and 610(e) on June 11, 2026, and separately delayed tick size, access fee and odd-lot compliance to November 2027.
- [Stock market today meets 23/5: Nasdaq files 4 a.m. order handoff](https://tikrdigest.com/stock-market-today-nasdaq-overnight-handoff/) (2026-06-01): Nasdaq filed an immediately effective rule for a momentary handoff just before 4 a.m. ET, canceling Night Session orders as it moves from night to day trading.
- [Nasdaq 23-hour trading approval redraws the market close](https://tikrdigest.com/nasdaq-23-hour-trading-market-close/) (2026-04-10): The SEC approved Nasdaq's plan to trade 23 hours a day, five days a week, pairing its 4 a.m. to 8 p.m. day session with a 9 p.m. to 4 a.m. night session.

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## Contact
- Corrections and tips: editor@tikrdigest.com