Questions tagged [swaption]

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8 votes
1 answer
3k views

Volatility adjustment for SOFR/OIS caplet referencing LIBOR vol

Suppose that today the price of a 3m LIBOR caplet with 6m expiry has been calibrated with a particular implied volatility. How would one go about thinking about an adjustment to that volatility to ...
Attack68's user avatar
  • 9,195
2 votes
1 answer
2k views

American Swaption Pricing with Monte-Carlo method

I want to price an American swaption but I am not sure about what I am doing. Tree methods and PDE discretization seem difficult to adapt to a swaption. I am trying a Monte-Carlo approach. (in ...
Lucas Morin's user avatar
  • 1,187
10 votes
3 answers
12k views

Forward implied volatility

Can one price accurately by only using vanilla options a derivative that is exposed/sensitive mainly to the forward volatility ? If it is impossible, why do we hear sometimes "being long a long ...
Jiem's user avatar
  • 436
3 votes
2 answers
10k views

Mid-curve swaption

I would like to know how the mid-curve swaption could inform us about forward volatility. In my understanding it is a swaption on a forward starting swap. Let us say the midcurve swaption expires ...
Jiem's user avatar
  • 436
3 votes
1 answer
3k views

How to compute forward swap rates?

I am trying to compute shocks on the forward swap rates based on shocks to the swap rate curve (aiming at repricing consistently a set of swaps and swaptions based on a shock to the swap curve): It ...
raptor22's user avatar
  • 578
2 votes
0 answers
522 views

American Swaption Pricing with PDE discretization

So I am still trying to price an american swaption. (MC approach here: American Swaption Pricing with Monte-Carlo method) I've found in Paul Wilmott, The mathematics of financial derivatives, a PDE ...
Lucas Morin's user avatar
  • 1,187
2 votes
1 answer
750 views

How is this greek calculation meaningful?

For a swaption, the "Pricing And Hedging Of Swaptions" paper by Akume et al (2003) says: I get that he's just taking the derivative of the swaption valuation formula (which is N * A * ...
Nope's user avatar
  • 21
2 votes
2 answers
933 views

How to understand wedge?

It is heard that trading wedges (cap/floor straddle - swaption) is actually trading the correlation btw forward rates. How to understand this? Either swaption or cap/floor seem to be insensitive to ...
JUW's user avatar
  • 51
1 vote
2 answers
2k views

What are "greeks" in general for non-standard options (swaptions, capfloors, etc)

I know what greeks are for standard options: just take the derivative with respect to some parameter, like spot, time, rate, etc. But how does one calculate greeks for swaptions and capfloors? I was ...
NewYorkoo's user avatar
1 vote
1 answer
2k views

Swaption valuation across time using vcub

On Bloomberg one has access to the rates vol cube with the VCUB function. For a given currency, today, one sees Black implied volatilities for swaptions of various expiries and strikes, for forward ...
11house's user avatar
  • 93