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COST

Costco Wholesale Corp · XNAS · 131 sessions on record
$910.34▼ −14.25 · −1.5%from $924.59 the session before · Sep 30, 2026 close · end of day
Open
$924.61
High
$925.56
Low
$910.30
Day's range
$151.7% of the previous close
VWAP
$914.23close −0.43% from it
Volume, shares
2.22M0.93× the 20-session average
Traded, $
$2.03B
Trades
86K26 shares per trade
Previous close
$924.59−14.25 to the close
Market cap
$403.72Bat the close of Sep 30
Day range0% of the way up
$910.30$925.56
52-week range13% of the way up
$883.10 Sep 25$1,096.50 May 19

−17% from the high · +3.1% from the low

The desk read · Sep 30expiry Oct 16 · 16 days
balanced
options read
calls 52% · puts 48% of OI
0.91
puts per call, by OI
Oct 16 expiry 0.84
$920.00
max pain
+1.1% from the close
$1,000.00
most call OI
1.82K contracts · +9.8% from the close
▲ +2.9%
option OI on the day
+8.53K contracts · 299K open

Balanced into a 16-day expiry: 0.91 puts per call by open interest, option OI +2.9% on the day, the most call OI sits at $1,000.00, the most put OI at $880.00, max pain $920.00.

Options

Sep 30 open interest · 19 expiries listed

COST options carry 299K contracts of open interest across 19 expiries, 13% of it in the Oct 16 contract, with 0.91 puts per call.

Open interest by expirythe next 8 of 19 expiries · share of all open interest
Option open interest by expiry, the next 8 expiries
ExpiryCall OI · on the dayPut OI · on the dayPuts per callShare of OI %Strikes
Oct 22 days17.4K+79919.7K+6471.1312125
Oct 99 days9.05K+6019.63K+6431.066.2123
Oct 1616 days22K+49018.4K−770.8413102
Oct 2323 days4.58K+4365.42K+1711.183.3117
Oct 3030 days3.25K+1094.83K+1.28K1.492.7112
Nov 637 days1.05K+3722.27K+5882.161.1112
Nov 2051 days11.7K+1.1K12.4K+3041.068.191
Dec 1879 days14.6K+16013.8K+2280.949.5104

68% of open interest sits beyond the Oct 16 contract · 102 strikes listed for it · 299K contracts open in all

Monthly contractOct 16 expiry · 16 days

The Oct 16 contract holds 22K calls and 18.4K puts, the most call OI at $1,000.00 and the most put OI at $880.00; max pain $920.00, +1.1% from the close.

Call OI, contracts
22K+490 on the day
Put OI, contracts
18.4K−77 on the day
Puts per call, by OI
0.84all expiries 0.91
Max pain
$920.00+1.1% from the close
Strikes listed
102for this expiry
Open interest by strike, contractstop three strikes each side
Calls
Strike
Puts
1.82K
$1,000.00
1.25K
$960.00
1.02K
$950.00
$900.00
1.35K
$880.00
1.44K
$850.00
1.15K
Open interest added on the day, contractsthree largest additions each side
Calls
Strike
Puts
+50
$1,160.00
+68
$950.00
+147
$920.00
$870.00
+40
$860.00
+34
$735.00
+95
Close $ · S&P 500 rebased to the first close126 sessions to Sep 30 · axis fixed at 4 × ATR-14 around the last close
131 sessions on file · from Mar 25
COST close over the last 126 sessions, with S&P 500 rebased to the first close852.0810181183axis spans 39%S&P 500COSTApr 1Jul 2Sep 30126 sessions from Apr 1 to Sep 30; the price axis spans 39 percent.

Quarterly results

consolidated · latest filed Jun 3, 2026 · SEC filings

Revenue $70.53B, +12% on a year earlier; profit $2.19B, +15% in the May 2026 quarter, consolidated.

Last 8 quarters, consolidatedUS dollars as filed · year on year against the same quarter a year earlier · market: close on the first session after the filing against the last close before it, S&P 500 over the same session
Quarterly results of COST on the consolidated basis with the market's move on the first session after each filing
QuarterRevenue $Revenue YoYProfit $Profit YoYEPS $Market on the day
May 2026filed Jun 3$70.53B▲ +12%$2.19B▲ +15%4.93▲ +1.1%S&P 500 +0.4% · +0.7 pp
Feb 2026filed Mar 11$69.60B▲ +9.2%$2.04B▲ +14%4.58—not reached
Nov 2025filed Dec 17$67.31B▲ +8.3%$2.00B▲ +11%4.50—not reached
Aug 2025filed Oct 8$86.16B▲ +8.1%$2.61B▲ +11%5.87—not reached
May 2025filed Jun 3$63.20B▲ +8.0%$1.90B▲ +13%4.28▲ +1.1%S&P 500 +0.4% · +0.7 pp
Feb 2025filed Mar 11$63.72B▲ +9.0%$1.79B▲ +2.6%4.02—not reached
Nov 2024filed Dec 17$62.15B▲ +7.5%$1.80B▲ +13%4.04—not reached
Sep 2024filed Oct 9$79.70B▲ +0.96%$2.35B▲ +9.0%5.28—not reached
By fiscal yearfiscal years as filed in the 10-K · named by the year the fiscal year ends
Financial-year results of COST on the consolidated basis, summed from the quarters filed
YearRevenue $Revenue YoYProfit $Profit YoYEPS $
FY25to Aug 2025$275.24B▲ +8.2%$8.10B▲ +9.9%18.21
FY24to Sep 2024$254.45B▲ +5.0%$7.37B▲ +17%16.56
FY23to Sep 2023$242.29B▲ +6.8%$6.29B▲ +7.7%14.16
FY22to Aug 2022$226.95B▲ +16%$5.84B▲ +17%13.14
FY21to Aug 2021$195.93B—$5.01B—11.27

Fundamentals

consolidated · filings to May 2026 · close $910.34 on Sep 30

COST trades at 46 times trailing earnings, 12 times book value, a 0.32% dividend yield, market cap $403.72B.

Valuation
Market cap
$403.72Bon Sep 30
Price to earnings
46consolidated · four quarters to May 2026
Trailing EPS
$19.88diluted · consolidated · four quarters to May 2026
Price to book
12consolidated · balance sheet to May 2026
Book value a share
$75.56consolidated · balance sheet to May 2026
Debt to equity
—
Return on equity
29%trailing profit over average equity · consolidated
Dividend yield
0.32%$2.94 a share in 365 days
Price to sales
1.4market cap over revenue, four quarters to May 2026
Shares outstanding
443Mon Sep 30
Growthsums of the four quarters filed to May 2026 · growth against the four quarters before them · consolidated
Revenue, trailing 12 months
$293.59Bfour quarters to May 2026
Revenue growth, 12 months
—
Revenue 3-year CAGR
—
Profit, trailing 12 months
$8.84Bfour quarters to May 2026
Profit growth, 12 months
—
Profit 3-year CAGR
—

Shareholding

quarter to Jun 2026 · SEC Form 13F

13F managers hold 140% of shares, BlackRock, Inc. the largest at 15%, VANGUARD CAPITAL MANAGEMENT LLC 13% and STATE STREET CORP 8.3%, as filed for the quarter to Jun 2026.

Held by 13F managers
140%of shares outstanding
Shares held
629M+3.8% on Mar 2026 among managers filing both
Managers holding
4,0364,055 a quarter earlier
Largest holder
15%BlackRock, Inc.
Largest 10 holderspercent of shares outstanding · change in shares against the previous quarter
Largest 13F holders of COST
ManagerSharesOf outstandingValueChange on quarter
BlackRock, Inc.68.4M15%$63.99B−1.49M
VANGUARD CAPITAL MANAGEMENT LLC58M13%$54.21B+258K
STATE STREET CORP36.8M8.3%$34.40B+465K
Invesco Ltd.28M6.3%$26.17B+19.4M
GEODE CAPITAL MANAGEMENT, LLC21.3M4.8%$19.80B−63.5K
VANGUARD PORTFOLIO MANAGEMENT LLC20.8M4.7%$19.46B−606K
MORGAN STANLEY20.4M4.6%$19.12B+643K
BANK OF AMERICA CORP /DE/14.5M3.3%$13.56B−531K
NORGES BANK12.9M2.9%$12.11B—
FMR LLC12.3M2.8%$11.53B−1.11M
Insider tradesSEC Forms 3, 4 and 5 · the latest 10

No open-market insider buying or selling in the last 90 days.

COST insider trades
InsiderTradeSharesPriceHeld after
DENMAN KENNETH DDirectorsold · Jun 23, 2026885$957.454,779
Frates CatonOfficersold · Apr 1, 2026700$993.005,815
MILLERCHIP GARYOfficerwithheld for tax · Mar 11, 20261,154$992.2315,465
George Sarah CatherineOfficerI · Mar 12, 2026642$991.210
Adamo ClaudineOfficersold · Mar 9, 2026730$1,003.026,121
Jones Teresa A.Officergift · Jan 27, 2026300$0.003,928
RAIKES JEFFREY SDirectorgift · Jan 27, 20265,115$0.0011,293
Jones Teresa A.Officersold · Jan 21, 2026850$986.264,228
Raimondo Gina MarieDirectorgranted · Jan 16, 2026215$0.00215
DECKER SUSAN LDirectorsold · Jan 16, 2026458$955.008,532

Corporate actions

exchange records

Nothing upcoming on record; the last was a dividend of $1.47 a share, ex-date Jul 24, 2026.

Actionsex-dates · upcoming first, then the last eight · dividends in dollars a share, splits as ratios
Corporate actions of COST, upcoming first, then the most recent
Ex-dateActionAmount or ratioRecord date
recent
Jul 24, 2026dividend$1.47—
May 1, 2026dividend$1.47—
Calendardividends by ex-date
Dividends in 365 days
$2.94a share · ex-dates inside the year
Last dividend
$1.47ex-date Jul 24, 2026

Price history

131 sessions on record · to Sep 30 · end of day

COST is −3.1% over 20 sessions against the S&P 500's +0.1%, 17% below its 52-week high, realised volatility 17% annualised.

Returns against S&P 500longest window first · S&P 500 over the same sessions
Returns of the stock and S&P 500 over six windows, longest first
WindowFrom $COST %S&P 500 %Difference pp
120 sessionssince Apr 9$1,032.01▼ −12%▲ +12%−24
60 sessionssince Jul 7$947.48▼ −3.9%▲ +2.0%−5.9
20 sessionssince Sep 1$939.95▼ −3.1%▲ +0.11%−3.3
5 sessionssince Sep 23$904.73▲ +0.62%▼ −0.67%+1.3
1 sessionsince Sep 29$924.58▼ −1.5%▼ −0.21%−1.3
Averages of the closeclose against each average
5-session average
$915.42close −0.55% from it
20-session average
$908.62close +0.19% from it
50-session average
$933.48close −2.5% from it
Range and volumetrue range over 14 sessions · high to low over 20 · volume against the 20-session average
Average true range, 14
$151.6% of the close
Average day's range, 20
$141.5% of the close
Volume against 20 sessions
0.93×2.22M vs 2.41M average
Volatility and co-movement with S&P 500annualised from daily returns
Realised volatility, 20
17%≈ ±1.1% a session · moved more than that on 5 of 20
Realised volatility, 60
20%≈ ±1.3% a session · moved more than that on 14 of 60
Beta to S&P 500, 60
-0.25moved with S&P 500 on 31 of 60 sessions
Up and down sessionscloses above and below the previous close
Last 20 sessions
10 up · 10 downof 20
Last 60 sessions
27 up · 33 downof 60
Best session, 250
▲ +3.2%Jul 16
Worst session, 250
▼ −4.2%Jul 9

Costco Wholesale Corp is held by

6 headlines on COST

latest Sep 30, 2026 · links go to the publisher

Short-sale volume

25 sessions · to Sep 30, 2026

Short sales were 52% of reported volume on Sep 30, 2026, against 46% over the last 25 sessions.

Last 10 sessionsshare of the day's reported volume
COST daily short-sale volume
SessionShort volumeReported volumeShort share
Sep 30, 2026365K701K52.0%
Sep 29, 2026454K893K50.9%
Sep 28, 2026315K756K41.6%
Sep 25, 2026658K1.71M38.4%
Sep 24, 2026509K1.08M47.0%
Sep 23, 2026334K705K47.4%
Sep 22, 2026402K826K48.6%
Sep 21, 2026368K790K46.6%
Sep 18, 2026377K670K56.3%
Sep 17, 2026398K805K49.4%

Filings

SEC EDGAR · newest first
COST SEC filings
FiledFormReport date
Sep 30, 20264Sep 29, 2026
Sep 30, 20264Sep 29, 2026
Sep 30, 20263/AAug 31, 2026
Sep 29, 2026144—
Sep 29, 2026144—
Sep 24, 20268-KSep 24, 2026
Sep 14, 20264Sep 10, 2026
Sep 14, 20264Sep 10, 2026
Sep 14, 20264Sep 10, 2026
Sep 14, 20264Sep 10, 2026
Sep 14, 20264Sep 10, 2026
Sep 14, 20264Sep 10, 2026
Sep 14, 20264Sep 10, 2026
Sep 10, 20263Aug 31, 2026
Jul 14, 20264Jul 10, 2026
Jul 8, 20268-KJul 7, 2026
Jun 29, 202611-KDec 31, 2025
Jun 25, 20264Jun 23, 2026
Jun 23, 2026144—
Jun 12, 2026144—
Jun 5, 2026144—
Jun 3, 2026S-3ASR—
Jun 3, 202610-QMay 10, 2026
May 29, 2026SD—
May 28, 20268-KMay 28, 2026

About Costco Wholesale Corp

SEC and exchange records
Company
Costco Wholesale Corp
Exchange
XNAS
Industry
Retail-Variety Stores · SEC standard industrial classification
SEC CIK
909832
Sessions on record
131
Price source
End of day · delayed
Computed
1 Oct, 10:39 pm IST

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