X0306 4 2018-10-01 0 0001411690 BioNano Genomics, Inc BNGO 0001745566 Borodkin Mark C/O BIONANO GENOMICS, INC. 9640 TOWNE CENTRE DRIVE, SUITE 100 SAN DIEGO CA 92121 0 1 0 0 Chief Operating Officer Stock Option (Right to Buy) 7.77 2018-10-01 4 A 0 59590 0.00 A 2028-09-30 Common Stock 59590 59590 D 25% of the shares subject to the stock option vest and become exercisable on October 1, 2018, and the remaining shares subject to the stock option vest and become exercisable in 36 equal monthly installments thereafter. /s/ Heather Adams, Attorney-in-fact 2018-10-02