Operates a membership-based warehouse retail model offering bulk groceries, general merchandise, and ancillary services such as fuel and pharmacies. The company generates the majority of its operating income from recurring membership fees, supporting a high-volume, low-margin merchandising strategy across the U.S. and international markets. Investors track its performance as a gauge of consumer spending trends, pricing power in staples, and traffic resilience in a competitive retail environment.
8 members of Congress have disclosed 50 trades in Costco Wholesale Corporation (COST), a Consumer Defensive company. The buy/sell breakdown shows 36 purchases versus 14 sales, indicating net buying interest from lawmakers. All data is sourced from STOCK Act periodic transaction reports filed with Congress.
| Date | Politician | Type | Amount |
|---|---|---|---|
| 2010-08-01 | Vern Buchanan | buy | $1K – $15K |
| 2010-07-01 | MARY BONO MACK | sell | $1K – $15K |
| 2010-06-12 | Vern Buchanan | buy | $1K – $15K |
| 2010-05-02 | Vern Buchanan | buy | $1K – $15K |
| 2010-04-02 | Vern Buchanan | buy | $1K – $15K |
| 2010-03-12 | Vern Buchanan | buy | $1K – $15K |
| 2010-03-08 | Vern Buchanan | buy | $1K – $15K |
| 2010-02-09 | Vern Buchanan | buy | $1K – $15K |
| 2010-01-10 | Vern Buchanan | buy | $1K – $15K |
| 2010-01-09 | Vern Buchanan | buy | $1K – $15K |
| 2010-01-08 | MARY BONO MACK | buy | $1K – $15K |
| 2009-12-12 | JANE HARMAN | sell | $1K – $15K |
| 2009-12-07 | MICHAEL T. MCCAUL | sell | $1K – $15K |
| 2009-10-11 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2009-10-11 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2009-09-04 | Rodney P. Frelinghuysen | sell | $50K – $100K |
| 2009-09-03 | Rodney P. Frelinghuysen | sell | $15K – $50K |
| 2009-09-03 | Vern Buchanan | buy | $1K – $15K |
| 2009-07-05 | JANE HARMAN | sell | $15K – $50K |
| 2009-06-04 | JANE HARMAN | sell | $1K – $15K |
| 2009-05-03 | JANE HARMAN | buy | $15K – $50K |
| 2009-04-11 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2009-04-11 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2009-03-08 | Rodney P. Frelinghuysen | sell | $50K – $100K |
| 2009-02-01 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2009-02-01 | MICHAEL T. MCCAUL | buy | $1K – $15K |
| 2008-12-06 | CAROLYN MCCARTHY | sell | $2,390 |
| 2008-12-03 | CAROLYN MCCARTHY | buy | $945 |
| 2008-12-03 | CAROLYN MCCARTHY | buy | $945 |
| 2008-10-06 | Vern Buchanan | sell | $1K – $15K |
| 2008-09-12 | MARY BONO MACK | buy | $1K – $15K |
| 2008-09-12 | MARY BONO MACK | buy | $1K – $15K |
| 2008-09-12 | CONNIE MACK | sell | $1K – $15K |
| 2008-09-12 | MARY BONO MACK | buy | $1K – $15K |
| 2008-09-12 | MARY BONO MACK | buy | $1K – $15K |
| 2008-09-12 | MARY BONO MACK | buy | $1K – $15K |
| 2008-09-12 | MARY BONO MACK | buy | $1K – $15K |
| 2008-09-01 | JANE HARMAN | sell | $1K – $15K |
| 2008-08-11 | DAVE CAMP | sell | $15K – $50K |
| 2008-07-07 | CONNIE MACK | buy | $1K – $15K |
| 2008-07-07 | MARY BONO MACK | buy | $1K – $15K |
| 2008-07-07 | CONNIE MACK | buy | $1K – $15K |
| 2008-06-03 | MICHAEL T. MCCAUL | buy | — |
| 2008-05-02 | JANE HARMAN | buy | $1K – $15K |
| 2008-04-11 | CAROLYN MCCARTHY | buy | $1,386 |
| 2008-04-11 | CAROLYN MCCARTHY | buy | $1,386 |
| 2008-03-10 | JANE HARMAN | sell | $1K – $15K |
| 2008-03-09 | MICHAEL T. MCCAUL | buy | — |
| 2008-03-01 | MICHAEL T. MCCAUL | buy | — |
| 2008-02-12 | MARY BONO MACK | buy | $1K – $15K |