Ralph Brandenberger

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
15 Jan 25	NKTX Nkarta	Common Stock	Sell	Dispose S	No	No	2.2	7,447	16.38 k	124,796
3 Jan 25	NKTX Nkarta	Common Stock	Grant	Acquire A	No	No	0	52,500	0.00	132,243
3 Jan 25	NKTX Nkarta	Stock Option Common Stock	Grant	Acquire A	No	No	2.5	105,000	262.50 k	105,000
18 Jun 24	NKTX Nkarta	Common Stock	Sell	Dispose S	No	No	5.6	229	1.28 k	79,743
1 Mar 24	NKTX Nkarta	Common Stock	Sell	Dispose S	No	Yes	12.51	8,367	104.67 k	79,972
1 Mar 24	NKTX Nkarta	Common Stock	Option exercise	Acquire M	No	Yes	3.89	2,955	11.49 k	88,339
1 Mar 24	NKTX Nkarta	Common Stock	Option exercise	Acquire M	No	Yes	3.89	3,808	14.81 k	85,384
1 Mar 24	NKTX Nkarta	Stock Option Common Stock	Option exercise	Dispose M	No	Yes	3.89	2,955	11.49 k	25,629
1 Mar 24	NKTX Nkarta	Stock Option Common Stock	Option exercise	Dispose M	No	Yes	3.89	3,808	14.81 k	22,445
16 Jan 24	NKTX Nkarta	Common Stock	Sell	Dispose S	No	No	8.74	2,512	21.95 k	81,576

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.