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$15.08
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Sector Heatmap

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Healthcare+1.03%
Consumer Cycl-0.32%
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Materials-1.51%
Real Estate-1.29%
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Comm Services-0.35%

SIZE — iShares MSCI USA Size Factor ETF

NYSE Arca

iShares MSCI USA Size Factor ETF

CompareBack to Screener
$176.36
-1.44(-0.81%)
O
176.91
H
176.91
L
176.36
V
5.19K
⏱️ End-of-day dataAs of Oct 7, 2026
OverviewStatisticsFinancialsHistorical DataOptionsDividend HistoryNewsChart
Underlying Price$176.36
Implied Volatility (IV)0.1%
Put / Call Ratio-
Total Options Volume-
Total Open Interest40
Selected Expiration2026-10-16

SIZE

Options Calculator
Expiration
CALLSSTRIKEPUTS
CalculatorLastChg% ChgBidAskVolOIIVStrikeLastChg% ChgBidAskVolOIIVCalculator
---$5.00$9.80--0.1%$170.00---$0.00$0.75--0.1%
---$4.90$9.50--0.1%$171.00---$0.00$0.75--0.1%
---$3.30$6.80--0.1%$172.00---$0.00$0.75--0.1%
---$0.85$5.70--0.1%$173.00---$0.00$0.75--0.1%
---$1.90$6.00--0.1%$174.00ATM---$0.00$2.00--0.1%
---$0.75$5.60--0.1%$175.00ATM---$0.00$2.00--0.1%
---$0.65$3.00--0.1%$176.00ATM---$0.00$2.00--0.1%
---$0.10$2.75--0.1%$177.00ATM---$0.00$2.70--0.1%
---$0.05$2.00--0.1%$178.00ATM---$0.35$3.00--0.1%
---$0.00$1.10--0.1%$179.00$1.65+0.00-$0.00$4.00-400.1%
---$0.00$2.00--0.1%$180.00---$0.10$4.90--0.1%
---$0.00$0.75--0.1%$181.00---$2.75$6.00--0.1%
---$0.00$0.75--0.1%$182.00---$3.60$6.80--0.1%
---$0.00$0.75--0.1%$183.00---$2.75$7.60--0.1%
---$0.00$0.75--0.1%$184.00---$3.80$8.60--0.1%
---$0.00$0.75--0.1%$185.00---$4.80$9.60--0.1%
---$0.00$0.75--0.1%$186.00---$5.80$10.60--0.1%
---$0.00$0.75--0.1%$187.00---$6.80$11.60--0.1%
---$0.00$0.75--0.1%$188.00---$7.80$12.60--0.1%
---$0.00$0.75--0.1%$189.00---$8.80$13.60--0.1%
---$0.00$0.75--0.1%$190.00---$10.50$15.40--0.1%
---$0.00$0.75--0.1%$191.00---$11.50$16.40--0.1%
---$0.00$0.75--0.1%$192.00---$12.50$17.40--0.1%
---$0.00$0.75--0.1%$193.00---$13.40$18.20--0.1%
---$0.00$0.75--0.1%$194.00---$13.80$18.60--0.1%
---$0.00$0.75--0.1%$195.00---$14.80$19.60--0.1%

Open Interest & Max Pain

2026-10-16
Max Pain$179.00+1.5% vs price
Call Open Interest-
Put Open Interest40
Put / Call (Open Interest)-
CallsPutsPrice $176.36Max painTop of chart = 40 contracts
170
173
176
179Max pain $179
182
185
188
191
194

Max pain is the strike where the open options would be worth the least at expiration, i.e. where option buyers as a group would lose the most. The chart shows strikes within 20% of the price. Open interest is from the last end-of-day update.