# Questions tagged [bond-portfolio]

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### Calculate the duration of group of Bond ETFs

Is it correct to get the weighted average of a bunch of bond ETFs to get the duration? Is it theoretical correct to say that. I have 6M AGG (duration 8.39), 30M BND (duration 8.7), 60M SHY (duration 1....
502 views

### Duration of portfolio equals to zero

I am solving the following problem: Consider a 2000 dollars bond with maturity of 5 years and a half-year coupon of 25 dollars at a nominal interest rate of 8% p.a and a consolidation bond (...
• 129
1 vote
162 views

### Applying Interest Rate Shock to Equities, FX, etc

I am looking for resources on practical applications of non-parallel Interest Rate shock for a portfolio that contains different types of investments. Specifically: how to identify the tenors and how ...
• 1,708
1 vote
837 views

### Fixed Income Portfolio Optimization

I'm trying to solve for a maximum sharpe ratio portfolio in the fixed income space. To do so, i use CVXPY in python. I use this Paper as reference. This is my "setup": ...
2k views

### Random Portfolios vs Efficient Frontier

I understand the concept of the efficient frontier and am able to calculate it in Python. But even when generating 50'000 random 10 asset portfolios, the single portfolios are not even close to the ...
366 views

### Maximum Sharpe Ratio Portfolio

Conceptually, what are the drawbacks / unforeseen risks of running a portfolio whose weight are derived from what would have maximised the sharpe ratio over the previous time period (last 30 days) ?
1 vote
1k views

### Bond fund's roll and carry

This is a question about modelling the returns of a bond index. Understand there's quite a bit about the roll and carry of an individual bond, but what about a bond index. Roll I would calculate the ...
• 11
1 vote
293 views

### Portfolio duration

What is the correct way to calculate duration of a fixed income portfolio with long and short bond positions? And how to calculate portfolio YTM with long and short positions. For long only (or short ...
• 21
1 vote
120 views

### Portfolio optimization: how to take care of single name corporate bonds?

I'm trying to backtest some strategies which include 3-5 years single name EM corporate bonds. Some of them don't even have a meaningful historical data. Some others are pretty illiquid. Other than ...
• 1,708
5k views

### Why does a barbell portfolio have higher convexity than a bullet porfolio

I cannot quite understood absolutely why a barbell portfolio has higher convexity than a bullet porfolio. I can easily understand how the parallel line represents duration but I cannot see what the ...
• 2,131
159 views

### Calculating IR sensitivity

I'm trying to figure out how to find IR sensitivity of a bond whose time to maturity of a bond is 2 years. Bond pays 10.875 percent coupons yearly. Duration is 1.8 years. How do you find the ...
867 views

### Why Is Bond Time Value Risk Not Considered in Bond Immunization?

I know bond portfolio immunization includes duration and (if the hedging period is longer) convexity matching. These are equivalent to taking the first and second partial derivatives of the bond ...
• 2,473
1 vote
120 views

### Construction of bond portfolio represented by a CDS-Index

Markit publishes investable basket CDS indices. These are indices intended to track the credit risk of a basket of issuers (e.g. in the case of iTraxx Europe Series 24 these are 125 names) in an ...
• 13.2k
1 vote
36 views

### convention in borrowing money in a multiperiod model

I have a question concerning the idea of consumption in multi period. The following is given $$C_1=W_0-xS_1+B$$ $$C_2=xS_2-BR$$ where $W_0$ is initial wealth $x$ is the weight on an asset with ...
• 76
We use historical simulation for risk analysis. I.e. for each bond there is a repricing of the form $$P_j = PV(\text{yield curve in scenario } j),$$ where the yield curve is the zero rates curve of ...