Costco Stock Surges 2.5% as Unusual Call Activity Tops $1.5M in Single-Session Options Flow

By TrendSpider Editor

Costco Wholesale Corporation (COST) is drawing attention from options traders Thursday, with over $1.55 million in total premium flowing into three unusual call contracts as the stock climbs 2.50% to $985.83. All three contracts are in-the-money, clustered around the $975 and $980 strikes with July

Costco Stock Surges 2.5% as Unusual Call Activity Tops $1.5M in Single-Session Options Flow

Costco Wholesale Corporation (COST) is drawing attention from options traders Thursday, with over $1.55 million in total premium flowing into three unusual call contracts as the stock climbs 2.50% to $985.83. All three contracts are in-the-money, clustered around the $975 and $980 strikes with July expiration, suggesting directional conviction rather than speculative hedging. With COST trading near the midpoint of its 52-week range of $844.06 to $1,096.50, this options activity adds weight to the session's bullish price action.

Key Drivers of the COST Stock Move

The forward setup for COST looks constructive given the concentration of in-the-money call buying at strikes just below the current price, which reflects traders expecting the stock to hold or extend gains through early July. Costco's business model as a membership-driven warehouse retailer has historically provided defensive earnings stability, which may be attracting options buyers looking for a relatively lower-volatility vehicle to express a near-term bullish thesis. With the stock sitting closer to the lower half of its 52-week range than the upper half, there is meaningful room to the upside if buying pressure accelerates toward the $1,096.50 high.

COST Unusual Options Activity

Total unusual premium across all three contracts: $1,559,237.10. All contracts are call-side only, with zero put contracts flagged, reflecting an unambiguously directional bullish lean in today's unusual flow.

COST Seasonality

Early June has historically been a constructive period for consumer staples and warehouse retail names as investors position ahead of mid-year earnings cycles. Options expiring on July 2, 2026 fall just ahead of a period when Costco typically reports monthly sales data, which can serve as a near-term catalyst for momentum continuation or reversal.

COST Relative Performance

COST's 2.50% gain on Thursday places it as a notable outperformer on the session relative to the broader consumer staples sector, which tends to move in smaller increments during non-earnings days. Trading at $985.83, Costco sits approximately 16.6% below its 52-week high of $1,096.50, while remaining 16.8% above its 52-week low of $844.06, indicating the stock is holding a relatively balanced mid-range position with room to recover toward prior highs.

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