Sussex dominate the first day of their County Championship match against Glamorgan. Sussex bowlers dismiss Glamorgan for 155, establishing control early in the contest. Jaydev Unadkat takes 4-29 on his first Championship appearance of 2026, playing a key role in Glamorgan’s collapse. In reply, Sussex make steady progress and finish close of play on 136-2, trailing by only 19 runs at the end of the day. With two wickets down, Sussex’s position suggests they remain on course to take a lead if they continue to build in the next session. The day’s results leave the match finely poised: Glamorgan’s total limits their options, while Sussex’s near-par reply reduces the impact of being behind. Overall, both teams experience contrasting fortunes—Glamorgan are outplayed with the bat, while Sussex respond effectively to keep the game in their favour heading into day two.