NKARTA INC

Ticker: NKTX CUSIP: 65487U108 Class: Common Stock

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

Note: Option positions (PUT/CALL) are excluded.

Q3 2021

Shares 494,173 Value ($000) $13,743 Avg Close $31.68 Range $26.40 - $40.64

Q2 2021

Shares 474,462 Value ($000) $15,036 Avg Close $28.82 Range $23.02 - $37.93

Q1 2021

Shares 395,504 Value ($000) $13,012 Avg Close $47.78 Range $29.66 - $62.71

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	494,173	$13,743	$31.68	$26.40 - $40.64
Q2 2021	474,462	$15,036	$28.82	$23.02 - $37.93
Q1 2021	395,504	$13,012	$47.78	$29.66 - $62.71