Cable tests 1.3371 after retreating from 1.3444 (highest level since Dec 9)

1.3371 = 23.6% Fibo of 1.3135 (Friday's four-week low) to 1.3444

Ascent to 1.3444 fuelled by EU-UK trade deal hope nL8N2IU12T

Brexit vibe trumps AstraZeneca to buy Alexion for $39bln news nL1N2IS083

More: nL4N2IU1YY. 1.3222 was Friday's NY closing level for GBP/USD

IMM speculators flipped to net GBP long before Brexit twists nL1N2IU0AS