** Specialty insurer ProAssurance's PRA.N shares jump 52.3% to $23.71 in extended trade
** Medical malpractice insurer Doctors Company has agreed to buy PRA in a $1.3 billion deal, the companies say
** PRA shareholders will receive $25 in cash for each share held, representing 60.9% premium to stock's last close
** Deal expected to close in the first half of 2026
** PRA has expertise in medical liability, products liability for medical technology and life sciences, and workers' compensation insurance
** As of last close, PRA stock down 2% YTD
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com;))