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* FTSE 100 up 0.3%, FTSE 250 up 0.8%
* U.S.-China trade deal back in focus
* Housebuilders gain after upbeat view from Savills
* Pennon, Spirent boost midcaps
Jan 13 (Reuters) - London's main index gained on Monday, in step with other global peers, as investors took heart from the imminent signing of a Phase 1 U.S.-China trade deal, while a jump in shares of utility Pennon Group helped the midcaps outperform.
The FTSE 100 added 0.3%, with trade hopes complemented by de-escalating Middle East tensions. Housebuilders rose, with Taylor Wimpey up 3.3%, after an upbeat forecast from real estate services provider Savills .
The FTSE 250 outshone with a 0.8% rise, boosted by a 9% surge in Pennon after a report https://www.bloomberg.com/news/articles/2020-01-11/kkr-bids-5-2-billion-for-u-k- w a s t e - c o m p a n y - v i r i d o r - t e l e g r a p h that private equity firm KKR had bid four billion pounds for the UK utility's waste management unit.
Lending further support to the more domestically-exposed bourse was Spirent Communications which jumped almost 9% after guiding to better-than-expected annual profit. (Reporting by Shashwat Awasthi in Bengaluru; Editing by Shailesh Kuber)