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 |
2021-01-05 Sale |
2021-01-07 8:48 pm |
Zendesk Inc. | ZEN | Geschke John Chief of Staff |
5,500 | $138.92 | $764,060 | 35,595 (Direct) |
View |
2020-12-03 Sale |
2020-12-04 4:26 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $132.3 | $727,650 | 40,476 (Direct) |
View |
2020-11-02 Sale |
2020-11-04 4:28 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $110.13 | $605,698 | 45,357 (Direct) |
View |
2020-10-02 Sale |
2020-10-06 6:17 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $102.43 | $563,361 | 50,238 (Direct) |
View |
2020-09-02 Sale |
2020-09-04 4:23 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $103.62 | $569,910 | 32,419 (Direct) |
View |
2020-08-03 Sale |
2020-08-03 7:12 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $91.66 | $504,153 | 37,301 (Direct) |
View |
2020-07-02 Sale |
2020-07-06 4:31 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $90 | $495,000 | 42,182 (Direct) |
View |
2020-06-02 Sale |
2020-06-03 4:14 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $86.86 | $477,730 | 47,063 (Direct) |
View |
2020-05-11 Sale |
2020-05-12 4:19 pm |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $78 | $429,000 | 51,399 (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 |
2021-01-05 Exercise |
2021-01-07 8:48 pm |
N/A 2026-05-06 |
Zendesk Inc. | ZEN | Geschke John Chief of Staff |
5,500 | $0 | 35,595 (Direct) |
View |
2021-01-05 Exercise |
2021-01-07 8:48 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John Chief of Staff |
5,500 | $23.44 | 35,595 (Direct) |
View |
2020-12-15 Tax Withholding |
2020-12-17 6:18 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
613 | $137.3 | 58,777 (Direct) |
View |
2020-12-15 Exercise |
2020-12-17 6:18 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,232 | $0 | 58,777 (Direct) |
View |
2020-12-03 Exercise |
2020-12-04 4:26 pm |
N/A 2026-05-06 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 40,476 (Direct) |
View |
2020-12-03 Exercise |
2020-12-04 4:26 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $23.44 | 40,476 (Direct) |
View |
2020-11-15 Exercise |
2020-11-17 7:30 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,231 | $0 | 59,390 (Direct) |
View |
2020-11-15 Tax Withholding |
2020-11-17 7:30 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
612 | $123.55 | 59,390 (Direct) |
View |
2020-11-02 Exercise |
2020-11-04 4:28 pm |
N/A 2026-05-06 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 45,357 (Direct) |
View |
2020-11-02 Exercise |
2020-11-04 4:28 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $23.44 | 45,357 (Direct) |
View |
2020-10-15 Exercise |
2020-10-16 9:24 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,232 | $0 | 60,002 (Direct) |
View |
2020-10-15 Tax Withholding |
2020-10-16 9:24 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
613 | $111.17 | 60,002 (Direct) |
View |
2020-10-02 Exercise |
2020-10-06 6:17 pm |
N/A 2025-02-05 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 50,238 (Direct) |
View |
2020-10-02 Exercise |
2020-10-06 6:17 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
2,700 | $24.77 | 50,238 (Direct) |
View |
2020-10-02 Exercise |
2020-10-06 6:17 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
2,800 | $23.44 | 50,238 (Direct) |
View |
2020-09-15 Exercise |
2020-09-17 6:28 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,232 | $0 | 60,615 (Direct) |
View |
2020-09-15 Tax Withholding |
2020-09-17 6:28 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
613 | $96.81 | 60,615 (Direct) |
View |
2020-09-02 Exercise |
2020-09-04 4:23 pm |
N/A 2025-02-05 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 32,419 (Direct) |
View |
2020-09-02 Exercise |
2020-09-04 4:23 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $24.77 | 32,419 (Direct) |
View |
2020-08-15 Tax Withholding |
2020-08-18 5:06 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
612 | $87.87 | 61,228 (Direct) |
View |
2020-08-15 Exercise |
2020-08-18 5:06 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,230 | $0 | 61,228 (Direct) |
View |
2020-08-03 Exercise |
2020-08-03 7:12 pm |
N/A 2025-02-05 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 37,301 (Direct) |
View |
2020-08-03 Exercise |
2020-08-03 7:12 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $24.77 | 37,301 (Direct) |
View |
2020-07-15 Tax Withholding |
2020-07-16 6:05 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
613 | $88.68 | 61,840 (Direct) |
View |
2020-07-15 Exercise |
2020-07-16 6:05 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,232 | $0 | 61,840 (Direct) |
View |
2020-07-02 Exercise |
2020-07-06 4:31 pm |
N/A 2025-02-05 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 42,182 (Direct) |
View |
2020-07-02 Exercise |
2020-07-06 4:31 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $24.77 | 42,182 (Direct) |
View |
2020-06-15 Exercise |
2020-06-16 7:05 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,232 | $0 | 62,453 (Direct) |
View |
2020-06-15 Tax Withholding |
2020-06-16 7:05 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
613 | $80.11 | 62,453 (Direct) |
View |
2020-06-02 Exercise |
2020-06-03 4:14 pm |
N/A 2025-02-05 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 47,063 (Direct) |
View |
2020-06-02 Exercise |
2020-06-03 4:14 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $24.77 | 47,063 (Direct) |
View |
2020-05-15 Exercise |
2020-05-18 7:23 pm |
N/A 2026-02-07 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
1,427 | $0 | 63,066 (Direct) |
View |
2020-05-15 Tax Withholding |
2020-05-18 7:23 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
710 | $73.76 | 63,066 (Direct) |
View |
2020-05-11 Exercise |
2020-05-12 4:19 pm |
N/A 2025-02-05 |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $0 | 51,399 (Direct) |
View |
2020-05-11 Exercise |
2020-05-12 4:19 pm |
N/A N/A |
Zendesk Inc. | ZEN | Geschke John CLO and Chief of Staff |
5,500 | $24.77 | 51,399 (Direct) |
View |