Pembroke lost to Waringstown by 25 runs
Waringstown 265/6 (20 overs; Greg Thompson 63, Morgan Topping 60, James Cameron-Dow 42*, Adam Dennison 41, Matthew Halliday 23; Gavin Hoey 2-35, Byron McDonough 2-38)
Pembroke 240 (47 overs: Nick Stapleton 63, Tim Tector 58, Danny Hogan 33; Josh Froggatt 3-32, James Cameron-Dow 3-49)

Action from Sydney Parade (Deryck Vincent)

Six times winners Waringstown are through after ousting Pembroke at Sydney Parade in a tight affair. Batting first the NCU side were looking comfortable at 64 for 0 thanks to runs for Adam Dennison (41) and Matthew Halliday (23). However, two wickets apiece for Gavin Hoey and Byron McDonough saw them stutter at 71 for 4. A fifth wicket partnership of 124 in 25 over between skipper Greg Thompson - who top-scored with 63 (8 fours, 1 six) - an in-form Ireland A player Morgan Topping (60) helped them recover to 265 for 6 - late runs for James Cameron-Dow (42*). The home side battled and were well in the game thanks to 50's from Nick Stapleton and Tim Tector. Danny Hogan (33) looked to be steering his side close to a famous win but Josh Froggatt was the late hero with a double-wicket maiden that sealed the two wicket win and set up the clash of the round at Merrion.

CIYMS beat Muckamore by 8 wickets (DLS)
Muckamore 208/5 (37 overs: Jason van der Merwe 59, Ben Calitz 57*, Kyllin Vardhan 40; Tyron Koen 2-33, Bamanye Xenxe 2-37)
 CIYMS 221/2 (32.3 overs; John Matchett 106*, Chris Dougherty 73, Max Burton 26) (Rain interrupted. Reduced to 46 overs, further reduced to 37 overs. CIYMS target 219 off 37 overs.)

Centurion John Matchett (Adam Maitland)

2022 winners CIYMS are safely through after John Matchett marshalled a successful chase of 219 in 37 overs. The skipper scored an unbeaten 106 from 98 balls (12 fours, 3 sixes) sharing an opening stand of 164 with Chris Dougherty (73). Max Burton then clubbed a rapid 26 to ensure no late drama, with the Belmont side easing to the 8-wicket win in the 33rd over. Earlier, half centuries from former CIYMS player Jason van der Merwe (59) and Ben Calitz (57*) had given Muckamore hoping of double cup success over the weekend, but it wasn't to be.

Leinster beat Brigade by 5 wickets
Brigade 179 (43.3 overs; Ryan Barr 69*, Marcello Piedt 41, JP Millar 21; Mark Tonge 4-21, Jai Moondra 4-24)
Leinster 181/5 (45.3 overs; Monil Patel 41, Mark Tonge 37*, Tom Johnson 28*, N Waghmare 27; Marcello Piedt 3-31)

Holders Leinster are into the last eight, ending North West interest in the process with a five-wicket win at home against Brigade. The visitors were soon in trouble and an early finish looked on the cards at 41 for 6 - wickets for Jai Moondra (4-24) and Mark Tonge (4-21). Ryan Barr hit 6 fours and 2 sixes in an unbeaten 69, as he and professional Marcello Piedt (41) shared a 7th wicket stand of 81 in 15 overs. Jamie Millar chipped in with 21, but while a total of 179 looked light, it did give something to defend. Piedt then grabbed three early wickets and at 101 for 5, the contest was very much in the balance. A sixth wicket stand of 80 between Mark Tonge (37*) and Tom Johnson (28*) soothed the Rathmines nerves, sealing the win in the 46th over.

Instonians beat CSNI by 65 runs
Instonians 269/9 (50 overs; Cade Carmichael 74, Nikolai Smith 61, Cian Robertson 33, Adam Ly 29, Andrew White 26; Colin Archibald 2-43, Finn Lutton 2-49, Adam Leckey 2-57)
CSNI 204/9 (50 overs; Stuart Thompson 51, Andew Cowden 32*, Harry Dyer 32, Ryan Hunter 25; James Lambert 2-15, Cade Carmichael 2-32, Cian Robertson 2-43)

Instonians won the other all-NCU clash, beating CSNI by 65 runs. A solid batting effort saw Cade Carmichael (74) and Nikolai Smith (61) both score half centuries, while there were contributions too from Cian Robertson (33), Adam Ly (29), and Andrew White (26). There was some resistance from Stuart Thompson (50), who added 80 for the 5th wicket with Harry Dyer (32). CSNI though never really threatened the target to keep the Shaw's Bridge side's hopes of a first Irish Senior Cup alive as they now face Malahide in two weeks' time.