Arsenal have reportedly seen their first formal bid for Newcastle United midfielder Bruno Guimaraes rejected, with the Premier League club turning down the opening proposal as negotiations begin.It had been widely expected that Arsenal would submit an offer during the week, and that move has now reportedly taken place. Newcastle have rejected the initial bid, but the development appears to mark the beginning of discussions between the two clubs over a potential transfer for the Brazilian midfielder.Negotiations begin after opening offerThe transfer speculation surrounding Guimaraes has been gathering momentum over the past few weeks. Reports have suggested that the midfielder has already encouraged Newcastle United to enter into discussions with Arsenal regarding a possible move.Pundit Alex Crook has confirmed that Arsenal have made a formal offer for Guimaraes. The report adds that Crook’s exclusive has since been shared by other respected transfer journalists, including Ben Jacobs and Newcastle-based reporter Luke Edwards, strengthening confidence that official negotiations are now under way.#NUFC have rejected a formal #AFC offer for Bruno Guimaraes @talkSPORT— Alex Crook (@alex_crook) August 3, 2026Newcastle face uncertain periodThe reported rejection of Arsenal’s opening bid does not necessarily bring the pursuit to an end, with both clubs now expected to continue discussions in an attempt to reach an agreement. The current situation suggests that negotiations are progressing, although no deal has yet been completed.Newcastle are also facing a challenging period, with Anthony Gordon having departed for Barcelona, Sandro Tonali having joined Tottenham, and manager Eddie Howe having resigned. The potential loss of Guimaraes would represent another significant change for the club as they prepare for the new season.Supporters will now be watching closely to see whether Arsenal return with an improved offer capable of satisfying Newcastle’s valuation of the midfielder. While there is optimism that the negotiations could progress, an agreement has not yet been reached, and discussions remain ongoing. The coming days are expected to be important as both clubs continue to work towards a possible resolution before the transfer window closes._____________________________________________________________________________________________ADMIN COMMENTSo here are some simple rules which I must insist commenters follow….You agree not to give any personal abuse to other Arsenal fans. Everyone is allowed to hold their own opinions even if you disagree with them. It COSTS NOTHING TO BE POLITE TO OTHER ARSENAL FANS.CALLING ALL ARSENAL FANS! Anyone who would like to contribute an Article or Video opinion piece on JustArsenal, don’t hesitate to get in touch with us through this link…More Stories / Latest NewsArsenal opening bid for Bruno Guimaraes rejected by Newcastle United3 August 2026, 13:00Arteta calls for more consistency from Arsenal youngster3 August 2026, 12:00Ben White says Arsenal new man beat everyone in pre-season testing3 August 2026, 10:30The post Arsenal opening bid for Bruno Guimaraes rejected by Newcastle United appeared first on Just Arsenal News.