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After-close stock recap, August 18, 2026

Market context: Stocks retreated as the S&P 500 fell 0.7% and the Nasdaq Composite fell 1.3%. The sharper pressure in growth shares framed this watchlist, while Meta’s social-media addiction trial added a company-specific overhang to the group’s weakest name.

August 18, 2026 regular-session percentage moves for Microsoft, Reddit, Cloudflare, Amazon, and Meta

Regular-session prices, five-session history and 52-week ranges were checked after the close through Yahoo Finance; SEC EDGAR was checked for material filings. After-hours indications were not material to the assessment.

Microsoft (MSFT)
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  • Close: $481.63, up 0.3%.
  • Price context: Down about 4.4% over five sessions, a clear pullback after the August 11 high. It is 13.0% below the $553.72 52-week high and 37.9% above the $349.20 low: upper range.
  • What mattered: No material company disclosure explained the modest bounce; it held up better than the Nasdaq in a broadly weak tech tape.
  • Next catalyst: Fiscal Q1 results, expected around October 28, 2026.
  • Stance: Hold — Medium confidence. The relative resilience helps, but the one-week trend is still down and the shares are not yet inexpensive on the chart.

Reddit (RDDT)
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  • Close: $158.25, down 3.8%.
  • Price context: Up about 1.3% over five sessions but still choppy after Friday’s sharp bounce. It is 44.1% below the $282.95 high and 32.7% above the $119.27 low: mid-range.
  • What mattered: The stock gave back part of the move around its S&P 500 inclusion; no new operating disclosure was identified.
  • Next catalyst: Q3 results, expected around October 29, 2026.
  • Stance: Hold — Medium confidence. The range position leaves upside if momentum returns, but today underscored how unsettled the tape remains.

Cloudflare (NET)
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  • Close: $301.36, down 1.8%.
  • Price context: Down about 1.8% over five sessions—a pullback from last week’s post-results high rather than a fresh breakout. It is 9.3% below the $332.22 high and 89.7% above the $158.83 low: upper range.
  • What mattered: Investors continued digesting the company’s $2.5 billion 0% convertible-notes financing, whose initial conversion price was about $496.94; no new operating update emerged today.
  • Next catalyst: Q3 results, expected around October 29, 2026.
  • Stance: Hold — Medium confidence. The business momentum remains strong, but near-upper-range positioning and financing digestion argue against chasing.

Amazon (AMZN)
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  • Close: $259.45, down 0.7%.
  • Price context: Down about 4.7% over five sessions, pulling back steadily from its recent post-results peak. It is 9.7% below the $287.20 high and 32.4% above the $196.00 low: upper range.
  • What mattered: No material company filing was located. A reported drone-delivery expansion was a positive operational backdrop, but the stock still tracked the broader growth selloff.
  • Next catalyst: Q3 results, expected around October 29, 2026.
  • Stance: Hold — Medium-high confidence. The five-day drift argues for patience, even with the price still reasonably close to its yearly high.

Meta Platforms (META)
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  • Close: $543.67, down 4.4%.
  • Price context: Down about 9.3% over five sessions and rolling over. It is 31.3% below the $790.80 high and only 4.5% above the $520.26 low: near lows.
  • What mattered: The company went to trial in a social-media addiction case; the Yahoo Finance report flags the potential legal significance. That pressure coincided with the day’s largest decline in this group.
  • Next catalyst: Q3 results, expected around October 28, 2026.
  • Stance: Buy — Medium confidence. The risk/reward is improving near the low end of the annual range, but add gradually until the price stabilizes.

Bottom line: The market’s growth-stock selloff pulled every holding lower except a small MSFT bounce. META is the decision point: it is now near its 52-week low, while NET and AMZN remain upper-range names still digesting recent strength.