PORTFOLIO RISK
Portfolio Duration
Aggregates duration exposure across a fixed-income portfolio.
Formula
D_p = Σ(w_i D_i)
Variables: Market-value weights; instrument durations
What it means
Aggregates duration exposure across a fixed-income portfolio.
Example
A 60/40 portfolio of durations 5 and 2 has portfolio duration 3.8.
How to interpret it
This concept should be read together with its market convention, measurement horizon and underlying instrument. BondStats presents it as an analytical reference rather than investment advice; instrument documentation and primary market rules remain authoritative.
Related Formulas
BondStats reference content is independently written. Mathematical relationships, abbreviations and market conventions are presented for educational and analytical use.