Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2022-10-06 Sale |
2022-10-07 6:44 pm |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
842 | $14.02 | $11,805 | 36,384 (Direct) |
View |
2022-09-28 Sale |
2022-09-30 4:30 pm |
Nkarta Inc. | NKTX | HASTINGS PAUL J Chief Executive Officer |
23,874 | $13.03 | $311,089 | 250,461 (Direct) |
View |
2022-09-21 Sale |
2022-09-22 5:32 pm |
Nkarta Inc. | NKTX | HASTINGS PAUL J Chief Executive Officer |
6,126 | $13.01 | $79,717 | 274,335 (Direct) |
View |
2022-08-15 Sale |
2022-08-17 4:21 pm |
Nkarta Inc. | NKTX | Trager James Chief Scientific Officer |
5,000 | $17.53 | $87,656 | 150,415 (Direct) |
View |
2022-08-15 Sale |
2022-08-17 4:20 pm |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
11,000 | $17.64 | $194,052 | 34,053 (Direct) |
View |
2022-08-15 Sale |
2022-08-17 4:17 pm |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $18.03 | $135,215 | 141,853 (Direct) |
View |
2022-08-08 Sale |
2022-08-10 7:05 pm |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
11,593 | $15.51 | $179,783 | 53,498 (Direct) |
View |
2022-08-08 Sale |
2022-08-10 7:03 pm |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $15.32 | $114,900 | 78,610 (Direct) |
View |
2022-07-25 Sale |
2022-07-26 8:15 pm |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
3,000 | $13.41 | $40,230 | 12,167 (Direct) |
View |
2022-07-25 Sale |
2022-07-26 8:14 pm |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $13.4 | $100,480 | 109,331 (Direct) |
View |
2022-06-03 Sale |
2022-06-07 4:01 pm |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
4,140 | $15 | $62,100 | 95,017 (Direct) |
View |
2022-04-28 Purchase |
2022-04-29 4:27 pm |
Nkarta Inc. | NKTX | George Simeon Director |
1,333,333 | $15 | $19,999,995 | 666,666 (Indirect) |
View |
2022-04-26 Purchase |
2022-04-28 4:32 pm |
Nkarta Inc. | NKTX | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner |
2,200,000 | $15 | $33,000,000 | 7,805,129 (Indirect) |
View |
2021-12-01 Sale |
2021-12-03 5:02 pm |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
4,140 | $15.64 | $64,750 | 93,857 (Direct) |
View |
2021-09-29 Sale |
2021-10-01 4:35 pm |
Nkarta Inc. | NKTX | HASTINGS PAUL J Chief Executive Officer |
8,500 | $27.18 | $231,051 | 219,061 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
Ownership |
2023-01-10 4:14 pm |
N/A N/A |
Nkarta Inc. | NKTX | Shook David Chief Medical Officer |
0 | $0 | 130,517 (Direct) |
View |
2022-10-06 Exercise |
2022-10-07 6:44 pm |
N/A 2029-09-05 |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
842 | $0 | 36,384 (Direct) |
View |
2022-10-06 Exercise |
2022-10-07 6:44 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
842 | $3.89 | 36,384 (Direct) |
View |
2022-08-15 Exercise |
2022-08-17 4:21 pm |
N/A 2029-09-05 |
Nkarta Inc. | NKTX | Trager James Chief Scientific Officer |
5,000 | $0 | 150,415 (Direct) |
View |
2022-08-15 Exercise |
2022-08-17 4:21 pm |
N/A N/A |
Nkarta Inc. | NKTX | Trager James Chief Scientific Officer |
5,000 | $3.89 | 150,415 (Direct) |
View |
2022-08-15 Exercise |
2022-08-17 4:20 pm |
N/A 2029-09-05 |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
11,000 | $0 | 34,053 (Direct) |
View |
2022-08-15 Exercise |
2022-08-17 4:20 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
11,000 | $3.89 | 34,053 (Direct) |
View |
2022-08-15 Exercise |
2022-08-17 4:17 pm |
N/A 2029-09-05 |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $0 | 141,853 (Direct) |
View |
2022-08-15 Exercise |
2022-08-17 4:17 pm |
N/A N/A |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $3.89 | 141,853 (Direct) |
View |
2022-08-08 Exercise |
2022-08-10 7:05 pm |
N/A 2028-07-18 |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
11,593 | $0 | 53,498 (Direct) |
View |
2022-08-08 Exercise |
2022-08-10 7:05 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
4,367 | $0.41 | 53,498 (Direct) |
View |
2022-08-08 Exercise |
2022-08-10 7:05 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
6,886 | $3.89 | 53,498 (Direct) |
View |
2022-08-08 Exercise |
2022-08-10 7:05 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
340 | $4.77 | 53,498 (Direct) |
View |
2022-08-08 Exercise |
2022-08-10 7:03 pm |
N/A 2029-09-05 |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $0 | 78,610 (Direct) |
View |
2022-08-08 Exercise |
2022-08-10 7:03 pm |
N/A N/A |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $3.89 | 78,610 (Direct) |
View |
2022-07-25 Exercise |
2022-07-26 8:15 pm |
N/A 2028-07-18 |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
3,000 | $0 | 12,167 (Direct) |
View |
2022-07-25 Exercise |
2022-07-26 8:15 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
3,000 | $0.41 | 12,167 (Direct) |
View |
2022-07-25 Exercise |
2022-07-26 8:14 pm |
N/A 2029-09-05 |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $0 | 109,331 (Direct) |
View |
2022-07-25 Exercise |
2022-07-26 8:14 pm |
N/A N/A |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
7,500 | $3.89 | 109,331 (Direct) |
View |
2022-07-15 Option Award |
2022-07-18 6:14 pm |
N/A 2032-07-14 |
Nkarta Inc. | NKTX | Brandenberger Ralph Chief Technical Officer |
20,000 | $0 | 20,000 (Direct) |
View |
2022-06-17 Option Award |
2022-06-21 7:11 pm |
N/A 2032-06-16 |
Nkarta Inc. | NKTX | HASTINGS PAUL J Chief Executive Officer |
139,500 | $0 | 400,461 (Direct) |
View |
2022-06-17 Option Award |
2022-06-21 7:09 pm |
N/A 2032-06-16 |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
46,000 | $0 | 86,088 (Direct) |
View |
2022-06-17 Option Award |
2022-06-21 7:08 pm |
N/A 2032-06-16 |
Nkarta Inc. | NKTX | Hager Alicia J. Chief Legal Officer |
58,500 | $0 | 71,300 (Direct) |
View |
2022-06-17 Option Award |
2022-06-21 7:07 pm |
N/A 2032-06-16 |
Nkarta Inc. | NKTX | Trager James Chief Scientific Officer |
35,000 | $0 | 92,172 (Direct) |
View |
2022-06-17 Option Award |
2022-06-21 7:06 pm |
N/A 2032-06-16 |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
17,500 | $0 | 22,800 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 9:07 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | RA CAPITAL MANAGEMENT L.P. RA Capital Healthcare Fund LP RA Capital Nexus Fund L.P. Kolchinsky Peter Shah Rajeev M. Director 10% Owner |
16,000 | $0 | 16,000 (Indirect) |
View |
2022-06-08 Option Award |
2022-06-10 4:31 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTK | Behbahani Ali Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:12 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | Thedinga Angela Director |
3,218 | $0 | 3,218 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:10 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | Shawver Laura Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:09 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | Scheiner Zachary Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:08 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | PATTERSON LEONE D Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:07 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | George Simeon Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:06 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | Dybbs Michael Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:05 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | Azzam Fouad Oscar Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-08 Option Award |
2022-06-10 4:03 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | Aynechi Tiba Director |
16,000 | $0 | 16,000 (Direct) |
View |
2022-06-03 Exercise |
2022-06-07 4:01 pm |
N/A 2028-07-18 |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
4,140 | $0 | 95,017 (Direct) |
View |
2022-06-03 Exercise |
2022-06-07 4:01 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
340 | $0.41 | 95,017 (Direct) |
View |
2022-06-03 Exercise |
2022-06-07 4:01 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
3,395 | $3.89 | 95,017 (Direct) |
View |
2022-06-03 Exercise |
2022-06-07 4:01 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
405 | $4.77 | 95,017 (Direct) |
View |
2022-03-28 Option Award |
2022-03-29 4:12 pm |
N/A 2032-03-27 |
Nkarta Inc. | NKTX | Thedinga Angela Director |
32,000 | $0 | 32,000 (Direct) |
View |
2022-01-14 Option Award |
2022-01-19 4:53 pm |
N/A 2032-01-13 |
Nkarta Inc. | NKTX | HASTINGS PAUL J Chief Executive Officer |
293,000 | $0 | 512,061 (Direct) |
View |
2022-01-14 Option Award |
2022-01-19 4:52 pm |
N/A 2032-01-13 |
Nkarta Inc. | NKTX | Mahmood Nadir See Remarks |
89,600 | $0 | 116,888 (Direct) |
View |
2022-01-14 Option Award |
2022-01-19 4:52 pm |
N/A 2032-01-13 |
Nkarta Inc. | NKTX | Rajangam Kanya Chief Medical Officer |
89,600 | $0 | 89,600 (Direct) |
View |
2022-01-14 Option Award |
2022-01-19 4:51 pm |
N/A 2032-01-13 |
Nkarta Inc. | NKTX | Hager Alicia J. Chief Legal Officer |
109,600 | $0 | 109,600 (Direct) |
View |
2022-01-14 Option Award |
2022-01-19 4:50 pm |
N/A 2032-01-13 |
Nkarta Inc. | NKTX | Trager James Chief Scientific Officer |
89,600 | $0 | 133,972 (Direct) |
View |
2022-01-14 Option Award |
2022-01-19 4:49 pm |
N/A 2032-01-13 |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
36,700 | $0 | 36,700 (Direct) |
View |
2021-12-01 Exercise |
2021-12-03 5:02 pm |
N/A 2028-07-18 |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
4,140 | $0 | 93,857 (Direct) |
View |
2021-12-01 Exercise |
2021-12-03 5:02 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
340 | $0.41 | 93,857 (Direct) |
View |
2021-12-01 Exercise |
2021-12-03 5:02 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
3,395 | $3.89 | 93,857 (Direct) |
View |
2021-12-01 Exercise |
2021-12-03 5:02 pm |
N/A N/A |
Nkarta Inc. | NKTX | Brandenberger Ralph Sr. VP, Technical Operations |
405 | $4.77 | 93,857 (Direct) |
View |