State Street SPDR Portfolio S&P 500 ETF · ARCX · ETF · 131 sessions on record
$89.76▼ −0.18 · −0.2%from $89.94 the session before · Sep 30, 2026 close · end of day
Open
$90.21
High
$90.55
Low
$89.71
Day's range
$0.840.93% of the previous close
VWAP
$90.13close −0.41% from it
Volume, shares
18.2M1.18× the 20-session average
Traded, $
$1.64B
Trades
63.1K290 shares per trade
Previous close
$89.94−0.18 to the close
Market cap
—
Day range6% of the way up
$89.71$90.55
52-week range89% of the way up
$74.06 Mar 30$91.74 Aug 13
−2.2% from the high · +21% from the low
The desk read · Sep 30expiry Oct 16 · 16 days
put-heavy
options read
calls 43% · puts 57% of OI
1.30
puts per call, by OI
Oct 16 expiry 3.99
$90.00
max pain
+0.27% from the close
$92.00
most call OI
649 contracts · +2.5% from the close
▲ +1.6%
option OI on the day
+634 contracts · 40.8K open
Put-heavy into a 16-day expiry: 1.30 puts per call by open interest, option OI +1.6% on the day, the most call OI sits at $92.00, the most put OI at $85.00, max pain $90.00.
Options
Sep 30 open interest · 7 expiries listed
SPYM options carry 40.8K contracts of open interest across 7 expiries, 34% of it in the Oct 16 contract, with 1.30 puts per call.
Open interest by expirythe next 7 of 7 expiries · share of all open interest
Option open interest by expiry, the next 7 expiries
Expiry
Call OI · on the day
Put OI · on the day
Puts per call
Share of OI %
Strikes
Oct 1616 days
2.77K+28
11.1K+152
3.99
34
25
Nov 2051 days
861+53
897+56
1.04
4.3
25
Dec 1879 days
3K+4
3.25K+17
1.08
15
31
Jan 15107 days
5.73K+72
5.3K+175
0.93
27
34
Mar 19170 days
785−3
1.07K+11
1.36
4.5
31
Jan 21478 days
4.43K+71
1.46K−5
0.33
14
39
Jan 19842 days
148+3
650
0.44
0.52
38
66% of open interest sits beyond the Oct 16 contract · 25 strikes listed for it · 40.8K contracts open in all
Monthly contractOct 16 expiry · 16 days
The Oct 16 contract holds 2.77K calls and 11.1K puts, the most call OI at $92.00 and the most put OI at $85.00; max pain $90.00, +0.27% from the close.
Call OI, contracts
2.77K+28 on the day
Put OI, contracts
11.1K+152 on the day
Puts per call, by OI
3.99all expiries 1.30
Max pain
$90.00+0.27% from the close
Strikes listed
25for this expiry
Open interest by strike, contractstop three strikes each side
Calls
Strike
Puts
423
$94.00
649
$92.00
450
$91.00
$85.00
2.91K
$82.00
996
$81.00
995
Open interest added on the day, contractsthree largest additions each side
Calls
Strike
Puts
+13
$92.00
$90.00
+58
+1
$87.00
+85
$84.00
+56
$82.00
+673
Close $ · S&P 500 rebased to the first close126 sessions to Sep 30 · axis fixed at 4 × ATR-14 around the last close · hover or tap a session and the read beside the chart follows it
OI Charts is not a registered investment adviser or broker-dealer. Prices, filings and open interest are public data and arithmetic on it, not a basis for any investment decision.