Phobos Interest Rate Hedging Mark Fielding-Pritchard mefielding.com1
Phobos Wants to borrow money, £30m Loan taken out 1 March, for 4 months Sell March (30m/0.5)x (4/3)= 80 On 1 January sell On 1March buy back Note. On 1 January Libor is 6%, therefore the price of a future should be 94. But it isn’t, it is 93.88, therefore we have basis risk of 0.12% (12 ticks) mefielding.com2
Phobos You need to calculate the decline in basis risk to get the value of the future on close out Basis risk1 Jan 12 basis points Basis risk1 Mar 4 basis points mefielding.com3
Phobos So basis risk will be 3 basis points from LIBOR at 1 March for a March future Implied interest is greater than LIBOR so future price will be below expected LIBORFuture Price 7% %94.96 mefielding.com4
Phobos mefielding.com5 LIBOR5% 7% (Additional)/ Saved Interest (100000) FutureSold Buy Loss 108 Sold Buy Gain 92 Gain/ Loss1.08% x £ x 3/12 x 80 (108 ticks x x 80= ) 0.92% x £ x 3/12 x 80 (92 ticks x x 80= 92000) Hedge Efficiency100000/108000= 92.6%92000/100000= 92%
Phobos- Options Options are just options to buy or sell futures With futures we sold 80 March so here we want 80 March puts Which exercise price? And what is the premium cost? mefielding.com6 StrikeInterestPremium Therefore we buy on 1/1 80 March puts, premium cost 0.3% x x 3/12 x 80 = £30000 (30 x 12.5 x 80= £30000)
Phobos mefielding.com7 LIBOR5% 7% (Additional)/ Saved Interest (100000) FutureSold Buy Don’t exercise Sold Buy Gain 129 Gain/ LossPremium £ % x £ x 3/12 x 80= (129 ticks x x 80= )
Phobos mefielding.com8 LIBOR5% 7% (Additional)/ Saved Interest (100000) FutureGain of £ becomes net loss of £8000 Loss of £ reduced by gain of £92000 OptionGain of £ reduced by premium of £30000 Loss of £ becomes loss of £1000
Phobos Potentially interest rates can rise and rise, UK 22% Selling puts is risk without limits Our numbers don’t include costs SWAPS can build in risk for years Basis risk means there are under/over hedged liabilities Derivatives should not be used for speculating mefielding.com9