New insider activity at Costco ( (COST) ) has taken place on October 1, 2025.
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SEVP Russell D Miller recently executed a significant transaction by selling 3,381 shares of Costco stock, amounting to a total value of $3,093,615. This move highlights a notable shift in the executive’s stock holdings, capturing the attention of market watchers and investors alike.
Spark’s Take on COST Stock
According to Spark, TipRanks’ AI Analyst, COST is a Neutral.
Costco’s strong financial performance and positive earnings call are the most significant factors supporting its stock score. However, technical analysis indicates bearish momentum, and the high valuation suggests limited upside potential. The overall outlook is cautiously optimistic, with financial stability and growth prospects balanced by current market conditions.
To see Spark’s full report on COST stock, click here.
More about Costco
YTD Price Performance: 1.41%
Average Trading Volume: 2,248,706
Technical Sentiment Signal: Buy
Current Market Cap: $406.6B