The pay-off graph does not help us in this type of options trading, because we are counting on all our sold options to expire worthless.
Nonetheless
View attachment 35038
Note how the graph shows that we are currently in the center of the curve, means no loss no profit, a balanced spread.
Our loss starts below 11150
and above 12300
CMP 11750. So, for our profitability to be threatened the market has to swing 500 points on either side. And if it does, I will short more OTMs. So, it appears fairly safe.