Commitments and contingencies (Tables)

6 Months Ended

Jun. 30, 2020

AbbVie Tau Collaboration Agreement

Schedule of allocation of transaction price

Performance Obligation	Amount
	(in thousands)
Research Services	$	34,482
First Development Option Material Right		34,518
Total	$	69,000

AbbVie Alpha Synuclein Collaboration Agreement

Schedule of allocation of transaction price

Performance Obligation	Amount
	(in thousands)
ASN Research Services	$	23,768
ASN First Development Option Material Right		41,232
Total	$	65,000

Neurocrine Collaboration Agreement

Schedule of allocation of variable consideration

Performance Obligation	Amount
	(in thousands)
Variable Consideration
VY-AADC Program	$	83,983
FA Program		113,033
Discovery Program 1		72,164
Discovery Program 2		71,262
Total	$	340,442

Schedule of allocation of fixed consideration

Performance Obligation	Amount
	(in thousands)
Fixed Consideration
VY-AADC Program	$	80,373
FA Program		6,005
Discovery Program 1		3,002
Discovery Program 2		3,002
Total	$	92,382