** Annuities provider Jackson Financial's JXN.N shares rise 1.4% to $100.95
** JXN late Thursday announced $1 billion increase to its existing share repurchase program
** Move adds to the remaining authorization of $208 million as of August 31
** Repurchases may be made through open market purchases and unsolicited or solicited privately negotiated transactions - JXN
** One of five brokerages rate the stock "buy", three "hold" and one "sell"; median PT $100 - data compiled by LSEG
** As of last close, JXN shares up 14.4% YTD