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Biggest moves on record

Every trading day we hold, as a bar. The five biggest are marked.

  1. 1−4.2%9 Jul 2026Very High
  2. 2−3.9%29 May 2026Very High
  3. 3+3.7%8 Jan 2026Max
  4. 4−3.3%10 Apr 2026High
  5. 5+3.2%16 Jul 2026Low

Every day, by size of move

251 trading days, 2025–2026. One square is one day.

  • Max31.2%
  • Very High20.8%
  • High62.4%
  • Moderate93.6%
  • Low8533.9%
  • Very Low14658.2%

How it reacted to its last results

ReportedResultOn the day
24 Sep 2026 Beat$6.75 vs $6.53 expected +2.9%
28 May 2026 Beat$4.93 vs $4.92 expected −3.9%
5 Mar 2026 Beat$4.58 vs $4.54 expected +1.6%
11 Dec 2025 Beat$4.50 vs $4.28 expected −0.0%

Beat or missed means profit per share came in above or below what experts expected. The price move is for the first trading day the results could move.

Compared with its neighbours

On a normal day, COST moves about 0.75% up or down. That is calmer than 9 in 10 shares we follow.

In the news

Recent headlines about Costco Wholesale, from the outlets that wrote them.

  1. 01ad-hoc-news.de6 hours agoCostco Wholesale stock: Costco reports 10.10 percent fiscal-year growth for Costco Wholesale stock
  2. 02Simply Wall Street7 hours agoCostco Wholesale (COST) Trades 15% Above Fair Value As September Sales Jump 13%
  3. 03Yahoo Finance8 hours agoCostco (COST): Can Its Membership Model Travel Further Overseas?
  4. 04Zacks Investment Research8 hours agoWalmart, Target and Costco Win Over Digital Shoppers With Speed
  5. 05Yahoo Finance9 hours agoIs Trending Stock Costco Wholesale Corporation (COST) a Buy Now?
  6. 06The Globe and Mail10 hours agoInflation Just Hit 3.7%. Here's Why Walmart and Costco Could Be the Biggest Winners.