2026-09-04 → 10-01 Earnings Bull
Costco Q4 Beat Spurs Analyst Focus on Membership Growth and Digital Adj EPS $6.60 beat; 84.1M members; digital sales +19.5%
D1 -1.0% · +5d +0.3%
› 12 waves of this story2026-09-04 August and Q4 sales show double-digit growth, underscoring resilient demand2026-09-07 Q4 net sales and digitally enabled comps outpace August monthly figures, reinforcing growth momentum2026-09-19 Multiple sources confirm earnings date; strong sales growth reported, market watches for special dividend.2026-09-21 Multiple independent sources confirm earnings timing; focus on special dividend and retail sector2026-09-22 Multiple sources confirm earnings date; stock down 9% since last report, focus on results2026-09-22 Ahead of earnings, history shows stock often moves in one direction post-report2026-09-23 Q4 earnings ahead; focus on margins and membership fee impact2026-09-25 Total revenue of $95.7B and EPS of $6.75 beat estimates; net income $3.0B up 15% YoY2026-09-25 Revenue and EPS beat, but EPS includes $0.15 one-time tariff refund; ex-item, up ~12% YoY2026-09-26 Q4 net income $2.998B, EPS $6.75, sales up 11.2%, $184M tariff refunds to lower member prices2026-09-28 Multiple sources confirm strong Q4; tariff refunds to provide periodic benefits, mostly reinvested in lower prices2026-10-01 Adj EPS $6.60 beat; 84.1M members; digital sales +19.5%2026-09-29 Earnings Bull
Costco Q4 comp sales up 9.4%, US up 10.7% Traffic and ticket rise drive growth; US leads with strong digital gains
D1 +0.2% · +5d +1.2%
2026-09-25 8-K filing
8-K: Item 2.02, Item 9.01 D1 +2.9% · +5d -0.2%
2026-09-24 Earnings
Earnings report D1 -0.9% · +5d +2.1%
2026-09-17 → 09-24 Company
Costco Expands Uber Eats Partnership to 47 States Covers nearly 600 warehouses, deepening delivery tie-up
D1 +0.0% · +5d +0.3%
› 2 waves of this story2026-09-17 Costco and DoorDash expand partnership nationwide, enhancing on-demand delivery reach and e-commerce logistics.2026-09-24 Covers nearly 600 warehouses, deepening delivery tie-up2026-09-11 → 09-20 Other Bear
Costco Shares ~19% Below 52-Week High as Retail Sector Under Pressure High valuation and rate hike weigh on consumer stocks; earnings awaited for turnaround
D1 +0.3% · +5d -1.0%
› 4 waves of this story2026-09-11 Technical signal draws attention, but no new fundamental facts2026-09-18 Costco shares fall to 8-month low, down ~20% from May peak, with technical indicators showing downtrend.2026-09-19 Multiple independent market observers note COST near 52-week lows as retail sector broadly pulls back in September2026-09-20 High valuation and rate hike weigh on consumer stocks; earnings awaited for turnaround2026-09-16 Company Bull
Costco Expands Uber Eats Delivery to 47 States Widens delivery reach, boosting e-commerce, but may impact Instacart partnership
D1 -0.8% · +5d +1.2%
2026-09-16 Product Bear
Costco Raises Motor Oil Prices and Limits Purchases Amid Supply Constraints Ongoing supply tightness, purchase limits reflect cost pressures, may impact margins
D1 -0.8% · +5d +1.2%
› 2 waves of this story2026-09-16 Kirkland oil rises to $57.99 with 2-unit cap, reflecting base oil shortage reaching retail2026-09-16 Ongoing supply tightness, purchase limits reflect cost pressures, may impact margins2026-09-12 → 09-14 Capital
Institutional Q2 Positioning in Costco Mixed: Buys and Trims Multiple funds report Q2 moves, both adding and trimming, showing divergence
D1 +1.6% · +5d -2.2%
› 2 waves of this story2026-09-12 Three firms disclose stake changes, mixed directions2026-09-14 Multiple funds report Q2 moves, both adding and trimming, showing divergence2026-09-08 Analyst Bull
Costco Upgraded to Buy, PT $1030 Broker upgrades based on Q4 sales, showing bullish stance
D1 -0.6% · +5d -1.0%
2026-09-08 Analyst
Freedom Broker upgrades to Buy D1 -0.6% · +5d -1.0%
2026-09-03 Capital Bull
Multiple Institutions Initiate Costco Positions in Q2, Over $110M Combined Greenbrier, CFO4Life, Commerce Bank among new Q2 positions, showing institutional interest
D1 -0.3% · +5d -2.2%
2026-09-03 Earnings
Costco August Sales $23.7B, Q4 $93.9B, Up 9.9% YoY August sales confirmed, Labor Day timing impact, but non-food categories strong
D1 -0.3% · +5d -2.2%
› 2 waves of this story2026-09-03 Aug comp sales +8.4%, digital +17.9%; Q4 and FY sales up double digits2026-09-03 August sales confirmed, Labor Day timing impact, but non-food categories strong2026-09-02 Earnings
Costco to Report Earnings Sept 24, Likely to Beat Again Zacks expects another beat, with average surprise of 0.53%
D1 -1.2% · +5d -2.8%
2026-08-28 Company Bull
Costco launches delivery for cakes and party platters New convenience perk expands delivery to popular customizable items, aiding party planning
D1 +1.2% · +5d -3.1%
2026-07-20 → 08-21 Capital Bear
BOCHK Asset Management Cuts Costco Stake by 75.5% in Q2 Institutional position shift confirms capital reallocation, though single-firm moves have limited impact
D1 -0.5% · +5d +1.7%
› 7 waves of this story2026-07-20 Copeland Capital Management cut stake by 6.1%, while Dimensional Fund Advisors raised by 0.6%2026-07-21 Sweden's Andra AP fonden raised stake 284.7%, Dimensional up 0.6%, extending institutional moves2026-07-21 13F filing shows major Q1 position increase, extending institutional rebalancing theme2026-07-30 Ashton Thomas raised stake by 46.7%, Amundi by 11.1%, continuing trend of institutional adjustments2026-08-06 Avior Wealth Management cut holdings by 11.6% in Q22026-08-20 Aberdeen, BCS trim stakes while Daiwa adds, reflecting institutional positioning shifts2026-08-21 Institutional position shift confirms capital reallocation, though single-firm moves have limited impact2026-08-20 Other Bear
Costco Shares Fall as Walmart Sales Warning Weighs Walmart's weak US sales miss drags retail sector, sending Costco down about 2%
D1 -2.5% · +5d +0.1%
2026-08-19 Product
Costco Partners with SCAN to Launch Medicare Advantage Plans Entering Medicare market with initial rollout in 2 states and supplemental coverage in a 3rd
D1 -0.5% · +5d -0.1%
› 2 waves of this story2026-08-19 Partners with SCAN Health; pilot states integrate pharmacy, vision, hearing benefits2026-08-19 Entering Medicare market with initial rollout in 2 states and supplemental coverage in a 3rd2026-08-06 → 08-11 Earnings
Costco July Sales Strong, Premium Valuation Under Scrutiny Resilient July sales, digital momentum, and membership strength confirmed by multiple sources, but premium valuation questioned
D1 +0.8% · +5d +1.3%
› 6 waves of this story2026-08-06 Monthly sales data reflects latest retail performance2026-08-07 July sales already recorded; today adds stock reaction and analyst bullish view2026-08-08 Company releases prepared remarks from trading statement call, confirming previously reported sales figures.2026-08-10 Multiple sources confirm July sales growth and membership mix improvement, extending prior sales event line2026-08-10 Comps advanced in July, digital sales momentum strong, executive members now ~50% of paid, boosting ecosystem.2026-08-11 Resilient July sales, digital momentum, and membership strength confirmed by multiple sources, but premium valuation questioned2026-08-02 Company Bull
Walmart, Amazon chase GLP-1 scripts as 4,600-store retail battle heats up Employers are trimming coverage, pushing more patients toward cash-pay and direct-to-consumer prescription channels.
D1 +0.2% · +5d -0.1%
2026-07-24 Capital Bear
Bank of Nova Scotia Cuts Costco Stake by 43% Q2 13F filing shows 43% reduction in COST holdings, indicating major institutional rebalancing.
D1 +1.0% · +5d +1.8%
2026-07-23 Analyst Bull
China Membership Seen as Next Catalyst for Costco Analysts highlight early Executive Membership success in China and warehouse expansion as fee and loyalty drivers.
D1 -0.1% · +5d +3.0%
2026-07-14 → 07-20 Company Bear
Costco June Sales Resilient Yet Comps Slow, Valuation Scrutinized MarketBeat reports cooling comparable sales growth keeps stock in neutral territory
D1 -0.5% · +5d +0.8%
› 3 waves of this story2026-07-14 Multiple outlets cover June sales vs. valuation tension, share dip, and RBC initiation2026-07-15 Analysts note tech-like multiples; potential de-rating if rates fall2026-07-20 MarketBeat reports cooling comparable sales growth keeps stock in neutral territory2026-07-08 8-K filing
8-K: Item 8.01, Item 9.01 D1 +0.6% · +5d -3.8%
