Back rower Clive Ross, lock Alan O'Connor, and scrum half Dave Shanahan have all signed contract extensions that will keep them at Ulster until the summer of 2019, while hooker John Andrew has agreed terms to stay with the province until 2020.
GUINNESS PRO12 derby games will grab the headlines over the Easter weekend as Munster look to stay on course for a home semi-final and Ulster, who have not beaten their provincial rivals in three years, need to win to stay in touch with the top four.
The fifth 'Big Weekend' will be packed with action and tribal rivalries as the GUINNESS PRO12 enters the final laps of the season. Derby games will grab the headlines in Ireland and Wales, with interprovincial bragging rights on the line at Thomond Park and the Sportsground.
Ulster's run of six straight GUINNESS PRO12 wins came to an end in a hard-fought 24-24 draw with a combative Cardiff Blues side, leaving the province with plenty to do in the final three rounds to secure a semi-final spot.
In-form Ulster are targeting maximum points against Cardiff Blues in Belfast tonight before they tackle the GUINNESS PRO12's leading three sides - Munster, the Ospreys and Leinster - in the concluding rounds.
In what has been a good week for Malone following their derby win over Queen's University, Ulster and Ireland back rower Chris Henry has agreed to take on the role of technical advisor with the Cregagh Red Sox for next season.
Ulster were made to work hard for their sixth consecutive GUINNESS PRO12 victory, grinding out a 27-17 win over a battling Newport Gwent Dragons side to keep their noses just in front of the Scarlets in fourth place.
Following his left knee injury sustained against Zebre on Saturday, March 11, Marcell Coetzee underwent exploratory surgery in Belfast yesterday, under the care of the Ulster Rugby medical team and the Ulster Independent Clinic.
Ulster pounded Italian visitors Zebre to the tune of ten tries at Kingspan Stadium, elevating the province to fourth place in the GUINNESS PRO12 on 57 points - four clear of the Scarlets with five games left to play.