Latest filing published 14 Sept 2026 for Costco Wholesale CORP /new.
Filing timeline
BuySaleInsider track record
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Yoram Rubanenko: trading record in brief
This profile gathers the share dealings of Yoram Rubanenko in Costco Wholesale CORP /new. We count 10 filings; the first trade dates from 15 September 2023 and the latest from 10 September 2026.
No open-market purchase appears, only 2 sales worth €4.9M. Other entries cover 8 share grants.
On 14 September 2026 came the latest disclosure, a share grant in Costco Wholesale CORP /new. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. Section 16 rules allow two business days to file each Form 4. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Companies and markets linked to Yoram Rubanenko
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 4,129 shares0Common StockSEC:0000909832-26-000078:0
- 1,695.952 shares@ US$902.38Common StockSEC:0000909832-26-000078:1
- 4,219 shares0Common StockSEC:0000909832-25-000087:0
- 4,000 shares@ US$974.96368.1% of flowCommon StockSEC:0000909832-25-000056:0
- 6,737.124 shares0Common StockSEC:0001127602-24-024176:0
- 2,500 shares@ US$680.32531.9% of flowCommon StockSEC:0001209191-24-001845:0
- 7,429 sharesCommon StockSEC:0001209191-23-050052:0
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