PUBLIC RESEARCH DOSSIER

COST · Nasdaq

COSTCO WHOLESALE CORP /NEW

Retail Trade · Retail-Variety Stores

Completed-session closeUS$1,019.26-2.05%Price as of 2026-11-03 · Not real-time

Costco Wholesale Corporation (COST) is a membership warehouse retailer. At August 30, 2026, it operated 939 warehouses and reported 84.1 million paid members; merchandise sales and membership fees are separate revenue streams.

This public dossier summarizes published prices, valuation, risk, financials and peer comparisons for 开市客 (COST). Price data as of 2026-11-03; not real-time. Missing values are not treated as zero.

Share price history

Adjusted close (USD)

2025-10-31 — 2026-11-03253 trading-day observations

Inspect trading day

2026-11-03COSTUS$1,019.26

View chart data

Date	COST
2025-10-31	907.44
2025-11-03	923.96
2025-11-04	936.61
2025-11-05	930.92
2025-11-06	919.52
2025-11-07	918.68
2025-11-10	911.54
2025-11-11	909.84
2025-11-12	909.98
2025-11-13	921.01
2025-11-14	918.92
2025-11-17	908.58
2025-11-18	891.15
2025-11-19	886.69
2025-11-20	889.36
2025-11-21	895.06
2025-11-24	882.23
2025-11-25	890.4
2025-11-26	904.27
2025-11-28	909.57
2025-12-01	907.95
2025-12-02	917.98
2025-12-03	918.21
2025-12-04	891.92
2025-12-05	890.75
2025-12-08	883.62
2025-12-09	884.54
2025-12-10	870.57
2025-12-11	880.59
2025-12-12	880.58
2025-12-15	856.78
2025-12-16	856.61
2025-12-17	858.86
2025-12-18	853.82
2025-12-19	851.86
2025-12-22	846.26
2025-12-23	851.03
2025-12-24	868.03
2025-12-26	869.51
2025-12-29	864.03
2025-12-30	861.85
2025-12-31	858.55
2026-01-02	850.74
2026-01-05	871.89
2026-01-06	885.19
2026-01-07	878.7
2026-01-08	911.29
2026-01-09	920.82
2026-01-12	938.94
2026-01-13	937.79
2026-01-14	946.8
2026-01-15	952.55
2026-01-16	959.38
2026-01-20	960.02
2026-01-21	978.54
2026-01-22	971.88
2026-01-23	978.93
2026-01-26	973.37
2026-01-27	966.02
2026-01-28	956.56
2026-01-29	948.7
2026-01-30	937.41
2026-02-02	965.44
2026-02-03	974.97
2026-02-04	975.4
2026-02-05	986.3
2026-02-06	998.14
2026-02-09	994.58
2026-02-10	968.3
2026-02-11	975.19
2026-02-12	995.85
2026-02-13	1,015.41
2026-02-17	1,009
2026-02-18	993.07
2026-02-19	984.84
2026-02-20	982.3
2026-02-23	983.04
2026-02-24	995.42
2026-02-25	991.76
2026-02-26	983.76
2026-02-27	1,007.74
2026-03-02	999.74
2026-03-03	1,004.73
2026-03-04	1,003.7
2026-03-05	979.6
2026-03-06	995.09
2026-03-09	1,002.27
2026-03-10	994.35
2026-03-11	989.24
2026-03-12	1,000.29
2026-03-13	1,005.39
2026-03-16	998.72
2026-03-17	993.15
2026-03-18	976.96
2026-03-19	971.84
2026-03-20	969.4
2026-03-23	962.82
2026-03-24	970.88
2026-03-25	971.92
2026-03-26	976.69
2026-03-27	980.89
2026-03-30	993.57
2026-03-31	993.42
2026-04-01	993.55
2026-04-02	1,011.9
2026-04-06	1,015.48
2026-04-07	1,010.15
2026-04-08	1,027.16
2026-04-09	1,028.92
2026-04-10	995.46
2026-04-13	977.89
2026-04-14	971.86
2026-04-15	981.78
2026-04-16	984.23
2026-04-17	996.87
2026-04-20	994.83
2026-04-21	1,002.77
2026-04-22	1,000.67
2026-04-23	1,011.32
2026-04-24	1,008.1
2026-04-27	995
2026-04-28	991
2026-04-29	995.66
2026-04-30	1,011.47
2026-05-01	1,010.11
2026-05-04	1,011.2
2026-05-05	1,014.82
2026-05-06	994.19
2026-05-07	1,010.47
2026-05-08	1,007.21
2026-05-11	997.9
2026-05-12	1,020.28
2026-05-13	1,031.46
2026-05-14	1,039.62
2026-05-15	1,047.3
2026-05-18	1,074.78
2026-05-19	1,092.6
2026-05-20	1,072.32
2026-05-21	1,048.8
2026-05-22	1,026.63
2026-05-26	1,001.36
2026-05-27	1,002.11
2026-05-28	993.64
2026-05-29	954.82
2026-06-01	944.62
2026-06-02	952.77
2026-06-03	960.32
2026-06-04	970.82
2026-06-05	970.34
2026-06-08	973.22
2026-06-09	967.07
2026-06-10	981.83
2026-06-11	974.16
2026-06-12	980.81
2026-06-15	977.91
2026-06-16	985.13
2026-06-17	964.07
2026-06-18	949.96
2026-06-22	949.86
2026-06-23	956.18
2026-06-24	959.58
2026-06-25	940.76
2026-06-26	951.04
2026-06-29	945.19
2026-06-30	934
2026-07-01	923.22
2026-07-02	950.18
2026-07-06	948.76
2026-07-07	946.01
2026-07-08	951.63
2026-07-09	911.54
2026-07-10	914.81
2026-07-13	924.98
2026-07-14	920.3
2026-07-15	915.1
2026-07-16	944.09
2026-07-17	939.39
2026-07-20	934.33
2026-07-21	927.76
2026-07-22	925.85
2026-07-23	924.61
2026-07-24	935.03
2026-07-27	951.58
2026-07-28	966.58
2026-07-29	974.03
2026-07-30	954.17
2026-07-31	951.89
2026-08-03	954.08
2026-08-04	947.85
2026-08-05	941.99
2026-08-06	949.15
2026-08-07	947.82
2026-08-10	952.75
2026-08-11	944.32
2026-08-12	949.58
2026-08-13	961.85
2026-08-14	961.1
2026-08-17	953.5
2026-08-18	961.35
2026-08-19	956.99
2026-08-20	933.51
2026-08-21	947.74
2026-08-24	971.4
2026-08-25	960.01
2026-08-26	956.12
2026-08-27	934.66
2026-08-28	945.47
2026-08-31	943.89
2026-09-01	939.96
2026-09-02	928.48
2026-09-03	925.41
2026-09-04	915.74
2026-09-08	910.18
2026-09-09	902.6
2026-09-10	902.38
2026-09-11	904.77
2026-09-14	918.91
2026-09-15	901.35
2026-09-16	893.74
2026-09-17	893.93
2026-09-18	895.31
2026-09-21	898.48
2026-09-22	899.41
2026-09-23	904.7
2026-09-24	896.48
2026-09-25	922.77
2026-09-28	922.92
2026-09-29	924.59
2026-09-30	910.34
2026-10-01	914.94
2026-10-02	920.65
2026-10-05	923.52
2026-10-06	935.68
2026-10-07	942.25
2026-10-08	947.92
2026-10-09	946.92
2026-10-12	959.44
2026-10-13	954.63
2026-10-14	982
2026-10-15	978.01
2026-10-16	989.11
2026-10-19	995.53
2026-10-20	994.61
2026-10-21	998.31
2026-10-22	1,016.73
2026-10-23	1,001.87
2026-10-26	1,003.7
2026-10-27	990.69
2026-10-28	981.3
2026-10-29	994.64
2026-10-30	1,012.28
2026-11-02	1,040.55
2026-11-03	1,019.26

The 1, 3, 6 and 12 month ranges use 21, 63, 126 and 252 trading sessions respectively. Missing dates are not replaced with dates outside the range.

Uses existing daily adjusted closing prices, not live quotes. Chart values may differ from unadjusted closing quotes.

01 · MARKET FRAME

Price, valuation & risk

Based on completed sessions and published financial records

Market capUS$451.7B

P/E (TTM)49×

Free cash flow yield+2.1%

Distance from 52-week high-6.7%

1-year volatility+20.1%

1-year maximum drawdown-18.2%

Period returns

10 days+2.5%From 2026-10-20

30 days+13.3%From 2026-09-22

90 days+7.2%From 2026-06-26

180 days+1%From 2026-02-17

250 days+8.8%From 2025-11-04

Period returns use adjusted closes. Missing valuation and risk metrics display as —, never as zero.

02 · FINANCIAL TRACE

Financial summary

Public pages show only the latest three validated reporting periods

Annual financial trends

USD millions · Annual reporting periods

Inspect reporting period

2026-08-30Revenue303,154USD millions

Metric	2026-09-29	2026-08-30	2025-09-30	2025-08-31	2024-10-01	2024-09-01
Revenue	—	303,154	—	275,235	—	254,453
Net income	—	9,226	—	8,099	—	7,367
Free cash flow	—	9,382	—	7,837	—	6,629
Shares outstanding	443.1	—	443.2	—	443.1	—
Debt	—	6,162	—	5,788	—	5,897
Total assets	—	89,045	—	77,099	—	69,831

Customer contracts · Revenue uses the customer-contract basis and may not represent total company income.

Amounts and share counts are in millions. Missing or unverified data is not treated as zero.

03 · PEER SET

Peer comparison

Closest market-cap peers in the same industry

Company	Market cap	250-day return	P/E	Distance from 52-week high	Volatility
WMT沃尔玛	US$990.6B	+23.1%	44.9×	-6.7%	+26.5%
TGT塔吉特	US$70.1B	+78.4%	16×	-9.1%	+30.8%
DG达乐	US$28.8B	+32.7%	16.9×	-15.6%	+38.5%
DLTR美元树	US$25.2B	+31.4%	15.6×	-5.1%	+41.7%

Peers use covered-company classifications and market-cap proximity for comparison only. Missing values are not treated as zero.