# Questions tagged [convertible-bond]

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1 vote
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### Convertible Bond Option - Yield analyzis

The following problem can be understood as an extension/modification of the textbook example of Hull (Options, Futures and other derivatives, chapter 27.4, 9th Edition), which is related to ...
• 143
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### m-of-n Soft Call Trigger

I'm trying to do some convertible bond pricing. Typically, there's a soft call provision which is triggered if the value of the underlying equity is above x% of par for m of the last n days. (Usually ...
1 vote
290 views

### Total Return Swap (TRS) on Convertible Bond

Is there any relevant paper/source I can look at for pricing TRS on convertible bond? Specially, how should I evaluate the asset return leg? Let's say I already have an convertible bond pricer that ...
238 views

### Why does changing the step size in my Binomial Tree changes the final stock prices so much?

I am trying to price a convertible bond by using a binomial tree. For this, I wrote a binomial tree for the stock price. I noticed that changing the step size (timesteps), changes the final value of ...
523 views

### Aggregating greeks to portfolio level

I have been asked to calculate/aggregate certain Greeks (delta, gamma, and vega) up to portfolio level for a portfolio consisting of a range of (long and short) equities, convertible bonds, and ...
• 31
188 views

### Calculate Gamma and Vega of a portfolio of convertible bonds [closed]

I am being asked to calculate the gamma and vega of an existing portfolio of convertible bonds. does anyone has a documentation of direction that i could use to get going pls? This is a premiere for ...
• 171
1 vote
342 views

### Convertible Bond Price change estimation using Delta/Gamma

The holder of a convertible bond is effectively long an American call option on the underlying shares. given the delta and gamma, and underlying stock price change, what is the best way to estimate ...
1 vote
198 views

### Gamma PNL for Convertible Bond

so just trying to compute gamma PNL for some CB positions using Bloomberg data for delta/gamma. for a CB, BBG has delta 0.74 and Gamma 0.00524. if I want to compute the delta PNL and Gamma PNL for a ...
466 views

### Is there any source that describes Wall Street quotation conventions for fixed income securities (e.g. corporate bonds)?

For instance, high yield corporate bonds tend to be quoted by price and investment grade tends to be quoted by yield. Is there any source that describes such quoting conventions, or corporate bonds ...
• 1,170
2k views

### Struggling with Modeling Convertible Bond using Python

I am trying to price Convertible bond with the following data: price = 5.11 coupon = 0.0575 frequency = semi-annual risk free rate = 0.02347 conversion Ratio = 3.8095 Conversion Price = 26.25 ...
• 101
613 views

### QuantLib convertible bond pricing generates strange delta

I am trying to generate equity delta for convertible bond using QuantLib(version 1.14) functions, but the deltas generated either using a repricing approach or by directly obtaining from the tree(code ...
• 105
25 views

### What are some robust Contingent Capital Instrument available?

I recently was made aware of the existence of Contingent Capital Instruments like CoCo Bonds. I was wondering if there are other robust options available for Big Banks in this domain?
1 vote
127 views

### Newly issued convertible bond conversion price typically higher or lower than current stock price?

Reading this news about the valuation of airbnb makes me wonder. https://www.reuters.com/article/us-airbnb-debt/airbnbs-new-1-billion-investment-comes-at-lower-valuation-sources-idUSKBN21P3IM ...
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372 views

### Quantlib - exercise probability function?

I am using Quantlib to obtain the option value embedded in a convertible bond. I create an american option as follows: ...
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### Finding new convert issuances [closed]

What is the best way to find new convert bond issuances? I have access to a Bloomberg terminal and google, and between the two I feel I ought to be able to find new issuances, but I can't. Every time ...
378 views

### Why do we have to use in-the-money paths in LSMC, and how?

In Longstaff's original LSMC paper (Valuing American Options by Simulation: A Simple Least-Squares Approach, 2001 (link)), it is claimed that one should only use in-the-money paths for regression at ...
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84 views

### synthetic convertible dynamics

A synthetic convertible bond can be created by combining a non-convertible bond with a long dated call option or warrant of the same issuer. Are there any papers which studies the dynamics of ...
• 2,111
630 views

### Is it possible to model path-dependent clauses using finite difference methods?

I'm trying to build a convertible bond pricer. In my case a convertible bond is a complex derivative with call, put and conversion price reset clauses, and all of the clauses are triggered in a path-...
• 903
1 vote
330 views

### Convertible bonds pricer - implementation

Where I can find numerical implementation (in any programming language) of convertible bonds pricer based on the following article: E. Ayache, P. A. Forsyth, K. R. Vetzal, "The Valuation of ...
• 83
1k views

### How should we calculate the duration of a convertible bond?

For callable bonds we can use the effective duration to approximate the modified duration, since the future interest rates will affect the expected cash flows. For convertible bonds the underlying of ...
1 vote
240 views

### AFV Model Implementation for Convertible Bonds

I am reading the original AFV model paper for pricing convertible bonds. https://cs.uwaterloo.ca/~paforsyt/convert.pdf The paper is very technical and I am having trouble finding the actual PDE's to ...
• 387
280 views

### Implied credit spread convertible bonds with negative yield

I’m trying to understand what happens to the credit spread of a convertible bond when yields of the convertible are negative. I’ve heard there is an implied credit spread as spreads can’t really be ...
262 views

### Convertible Bond Pricer papers

I'm looking to build a convertible bond pricer. Where should I get started? Which papers/books should I look at?
• 387
1 vote
803 views

### Convertible Bond in Foreign Currency - Quanto Adjustment

I need to value the following convertible bond: The bond notional and interest is denoted in USD, but is convertible into Euro denominated equity. Normally, I would value such a bond with a ...
• 33
164 views

### What is the "maturity" of an "investment option"?

i am reading an article regarding convertible bonds and it keeps saying: ......firms facing investment options that are expected to mature shortly after issuance....... OR .......firms with ...
680 views

### Ito lemma of Convertible Bond under Two-factor Model Interest Rate

@Behrouz Maleki has provided the PDE of two factor model in other post so could anyone please provide Ito lemma of this equation and how this PDE was derived from Vasicek model. as far as I know it ...
• 61
933 views

### Pricing of convertible bonds

I'm trying to evaluate a convertible bond using the structural approach : the price of convertible bond is an option (call) on the firm value. We suppose that the firm value is equal to the sum of the ...
2k views

### How to calculate conversion parity for convertible bond?

Can someone explain how can I calculate the parity of this convertible bond? I know the formula is Current price of common stock x Conversion Ratio, but it doesn't seem to be right in this picture.
1 vote
594 views

### Cheapness indicator for Convertibles Bonds

What indicator (or combination of those) could be used to roughly estimate the cheapness of a convertible bonds ? Like the price/earning ratio for equities. Thanks, Max.
• 319
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### VIX For Convertible Bonds

Is there something similar to the VIX but related to the convertibles bonds market in the U.S. ? Thanks, Max.
• 319
1k views

### Why does the price of a convertible bond go up if the CDS spread goes up?

Looking at convertible bond prices in a commercial pricing tool, which is based on a model of Black-Scholes volatility plus a Poisson process of jump to default, I noticed that increasing the spread ...
• 224
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### A question about pricing convertible bond with two different underlying assets

I have a question regarding the pricing of convertible bond. If I value the convertible bond with two different underlying assets, how can I incorporate two volatility and the correlation in the ...
• 501
1 vote
254 views

### Discount rate, convertible debt and the effect of time

The way I understand it is that there are three main parameters to a convertible debt investment. An investment amount A discount rate A trigger event Now under most of the examples I have seen, a ...
117 views

### How can dividend protection be considered in the binomial model in pricing the convertible bond?

If the convertible bond has dividend-protection, how can we cater it in the binomial model? If there is dividend protection at or above 1%, can we impose input of dividend yield of 1% in the ...
• 501
144 views

### How is the redemption right on delisting of underlying shares held by holder in the convertible bond valued?

As title, If there is no delisting constraint, then I can treat the redemption right as the put right on the convertible bond. If there is redemption right on delisting, what is the conventional ...
• 501
1k views

### What is the difference between the methods (listed in content) in pricing convertible bond?

To price the convertible bond, one of the models is the bond plus equity option method. That is, the value of convertible bonds is evaluated by finding the value of the straight bond and the value of ...
• 501
37k views

### What is the difference between convertible bond and bond with warrant?

One site suggested the difference is that the warrant in the bond with warrant is a fixed price on company stock. E.g. for a \$1000 bond, you can buy 500 shares at \$2 each. And that convertible bonds ...
2k views

### How do I backtest a convertible bond arbitrage strategy in R/Matlab?

Since no one was able to answer my previous question, I am going to try to backtest a modern convertible bond arbitrage strategy myself (perhaps I'll report the results back here, if you're lucky :)). ...
• 13.5k
939 views

### What research is available on the performance of convertible bond arbitrage models?

The basic principles of convertible bond arbitrage have been clear at least since Thorp and Kassouf (1967). For those who are not familiar, the arbitrage entails purchasing a convertible bond and ...
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