* CoStar analysis flagged UK lab space demand at a record, driven by a 300,000-square-foot GSK pre-let at Cambridge Biomedical Campus. * Rolling four-quarter take-up topped 1.2 million square feet in Q3 2026, with two months still remaining in the quarter. * UK lab vacancy hit 14.3% in Q2 2026; Golden Triangle vacancy exceeded 25% following 1.8 million square feet of new supply. * Construction starts fell below 130,000 square feet in 2026 to date; the UK lab pipeline shrank to about 3 million square feet. * Another 1.4 million square feet is due by year-end; more than 40% remains uncommitted, pointing to higher vacancy before stabilizing in 2027.