Martin leaped into the lead on the opening lap however was rapidly reeled in and handed by poleman Marquez, who regarded on track for a primary Gresini Ducati win.
However on lap 9 of 12 Marquez fell off at Flip 9, simply seconds after third-fifth-placed Alex Marquez, Enea Bastianini and Brad Binder all slid off at Flip 5.
Maverick Vinales crashed on the similar place on the next lap whereas operating third, whereas a number of others all had front-end crashes by way of to the end.
In all, 16 riders out of 25 made it to the chequered flag, however everybody from twelfth down additionally suffered crashes at some stage.
Reigning champion Francesco Bagnaia was concerned in a collision with Marco Bezzecchi and Binder at Flip 1 on lap three which took the manufacturing unit Ducati rider out.
By all of the chaos, Tech3 rookie Pedro Acosta discovered himself in second, whereas Yamaha’s Fabio Quartararo rose from twenty third on the grid to finish the rostrum.
Martin now leads the championship by 29 factors from Acosta, whereas Bagnaia is now 42 adrift.
Early rain threats got here to nothing because the lights went out for the 12-lap Jerez dash, with Binder leaping into the lead from fourth on the grid on his manufacturing unit KTM.
Brad Binder, Pink Bull KTM Manufacturing unit Racing
Photograph by: Gold and Goose / Motorsport Images
Martin slotted into second forward of Marquez, whereas Bagnaia discovered himself mired in sixth.
At Flip 9 Martin took the lead away from Binder, whereas Aprilia’s Aleix Espargaro grew to become the primary crasher of a dramatic dash at Flip 8.
Jack Miller slid off his KTM on the final nook on the finish of the primary lap, however remounted to complete 14th.
On the entrance, Marc Marquez overtook Binder at Flip 9 for second with a troublesome transfer, however the KTM rider scythed previous once more into the final nook on the third tour.
This transfer let Alex Marquez come by way of on the pair of them, whereas Binder in the end misplaced probably the most.
Marc Marquez repassed his Gresini team-mate and brother Alex Marquez for second at Flip 1, whereas Binder reclaimed fourth as Bezzecchi threw his VR46 Ducati up the within of Bagnaia.
Bezzecchi ran vast and compelled Bagnaia to open the door to Binder, who got here steaming up the within however related with the manufacturing unit Ducati rider, sending him down. The incident was positioned beneath investigation by the FIM stewards, however no additional motion was taken.
By all this chaos, Martin had opened a 1.3s lead over Marc Marquez come the beginning of lap 4 – although the Gresini rider had closed the Pramac GP24 down by the beginning of the seventh tour.
Marquez capitalised on a second for Martin going by way of Flip 7 to line up a transfer into Flip 9, which he executed cleanly to maneuver into the lead.
However on lap 9 his hopes of a primary win since Misano 2021 had been dashed when he fell at Flip 9, doing so seconds after Alex Marquez, Binder and Bastianini had an identical crashes at Flip 5.
Jorge Martin, Pramac Racing, Pedro Acosta, Pink Bull GASGAS Tech3, Fabio Quartararo, Yamaha Manufacturing unit Racing
Photograph by: Gold and Goose / Motorsport Images
Martin was launched into a snug lead because of this, with the Spaniard taking his second dash win of the yr by 2.970s from Acosta.
Yamaha’s Quartararo was already having fun with a powerful fightback from a career-worst twenty third on the grid as he circulated in ninth earlier than the chaos that enveloped the tip of the race unfolded.
After Vinales fell at Flip 5 whereas operating third on lap 10, Quartararo discovered himself in an unlikely rostrum spot and fended off KTM wildcard Dani Pedrosa by 0.050s to safe third.
Franco Morbidelli accomplished the highest 5 for Pramac Ducati, passing LCR Honda’s Johann Zarco on the final nook of the ultimate lap earlier than the Frenchman additionally tumbled off his bike.
Raul Fernandez was sixth for Trackhouse Racing as Marc Marquez recovered to ninth – although was pressured to drop a spot for punting Honda’s Joan Mir vast at Flip 13 on lap 11.
Tech3’s Augusto Fernandez and Miguel Oliveira (Trackhouse) – who was shuffled all the way down to ninth after one other aggressive Marquez overtake – secured the ultimate dash factors.
Mir was tenth, 0.135s outdoors of the factors, with LCR’s Takaaki Nakagami eleventh as Zarco, Fabio Di Giannantonio (VR46), Miller, Alex Rins (Yamaha) and Lorenzo Savadori (Aprilia) noticed the chequered flag regardless of crashes.
Honda’s Luca Marini and Stefan Bradl had been late fallers, as was Bezzecchi.