ESS Tech, Inc.

exhibit41-formofplacementa.htm

exhibit42-formofwarrant.htm

exhibit42-descriptionofsec.htm

exhibit41-annoucement8xk.htm

exhibit43-sx3.htm

exhibit41-october2025yorkv.htm

exhibit48-formofwarranttop.htm

exhibit42-descriptionofsec.htm

exhibit42-descriptionofsec.htm

projectwindy-investmentwar.htm

projectwindy-ipwarrant.htm

projectwindy-performancewa.htm

projectwindy-registrationr.htm

exhibit42-descriptionofsec.htm

exhibit43-sx3shelf.htm

warranttopurchasestockdate.htm

d231955dex42.htm

d129808dex41.htm

stwou-ex42_6.htm

stwou-ex42_7.htm