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 |
2024-09-16 Sale |
2024-09-17 6:08 pm |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
36,684 | $163.56 | $6,000,035 | 127,454 (Direct) |
View |
2024-08-27 Sale |
2024-08-29 6:13 pm |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
68,769 | $155.06 | $10,663,371 | 106,741 (Direct) |
View |
2024-03-06 Sale |
2024-03-08 5:04 pm |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
21,408 | $134.65 | $2,882,587 | 156,803 (Direct) |
View |
2024-02-21 Sale |
2024-02-23 5:43 pm |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
23,436 | $123 | $2,882,628 | 195,360 (Direct) |
View |
2023-05-10 Sale |
2023-05-12 8:44 pm |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
37,059 | $100.72 | $3,732,582 | 144,212 (Direct) |
View |
2021-08-09 Sale |
2021-08-11 7:32 pm |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
75,093 | $133.17 | $10,000,135 | 68,340 (Direct) |
View |
2021-08-05 Sale |
2021-08-06 6:00 pm |
DAVITA INC. | DVA | ACKERMAN JOEL CFO & Treasurer |
37,760 | $131.36 | $4,960,146 | 35,500 (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 |
2025-03-15 Option Award |
2025-03-18 7:40 pm |
2028-03-15 2030-03-15 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
22,592 | $0 | 158,237 (Direct) |
View |
2025-03-15 Tax Withholding |
2025-03-18 7:40 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
6,424 | $143.45 | 158,237 (Direct) |
View |
2025-03-12 Option Award |
2025-03-14 7:56 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
14,615 | $0 | 142,069 (Direct) |
View |
2024-11-12 Option Award |
2024-11-18 10:59 am |
N/A 2034-11-12 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
43,190 | $4.64 | 43,190 (Direct) |
View |
2024-10-31 Exercise |
2024-11-01 09:04 am |
N/A 2024-11-01 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
88,470 | $2.1 | 962,134 (Direct) |
View |
2024-10-31 Exercise |
2024-11-01 09:04 am |
N/A 2024-11-03 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
16,667 | $5.43 | 962,134 (Direct) |
View |
2024-09-16 Exercise |
2024-09-17 6:08 pm |
N/A 2025-03-15 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
78,999 | $0 | 127,454 (Direct) |
View |
2024-09-16 Tax Withholding |
2024-09-17 6:08 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
21,602 | $163.56 | 127,454 (Direct) |
View |
2024-09-16 Exercise |
2024-09-17 6:08 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
78,999 | $75.95 | 127,454 (Direct) |
View |
2024-03-14 Option Award |
2024-03-18 7:14 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
26,771 | $0 | 175,510 (Direct) |
View |
2024-03-15 Tax Withholding |
2024-03-18 7:14 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
8,064 | $136 | 175,510 (Direct) |
View |
2024-03-06 Exercise |
2024-03-08 5:04 pm |
2022-06-20 2024-06-20 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
55,000 | $0 | 156,803 (Direct) |
View |
2024-03-06 Tax Withholding |
2024-03-08 5:04 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
17,149 | $134.65 | 156,803 (Direct) |
View |
2024-03-06 Exercise |
2024-03-08 5:04 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
55,000 | $52.41 | 156,803 (Direct) |
View |
2024-02-21 Exercise |
2024-02-23 5:43 pm |
2022-06-20 2024-06-20 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
55,000 | $0 | 195,360 (Direct) |
View |
2024-02-21 Exercise |
2024-02-23 5:43 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
55,000 | $52.41 | 195,360 (Direct) |
View |
2024-02-21 Tax Withholding |
2024-02-23 5:43 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
14,930 | $123 | 195,360 (Direct) |
View |
2023-10-17 Exercise |
2024-01-05 3:52 pm |
2016-07-19 2023-11-05 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
229,104 | $2.1 | 856,997 (Direct) |
View |
2023-11-03 Option Award |
2023-11-07 11:59 am |
N/A 2033-11-03 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
35,750 | $5.51 | 35,750 (Direct) |
View |
2022-11-01 Option Award |
2023-08-17 12:10 pm |
N/A 2032-11-01 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
26,500 | $7 | 26,500 (Direct) |
View |
2023-05-15 Tax Withholding |
2023-05-17 5:44 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
20,486 | $96.86 | 123,726 (Direct) |
View |
2023-05-10 Exercise |
2023-05-12 8:44 pm |
2021-05-15 2023-05-15 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
56,306 | $0 | 144,212 (Direct) |
View |
2023-05-10 Tax Withholding |
2023-05-12 8:44 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
9,826 | $100.72 | 144,212 (Direct) |
View |
2023-05-10 Exercise |
2023-05-12 8:44 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
56,306 | $66.29 | 144,212 (Direct) |
View |
2023-04-04 Option Award |
2023-04-06 5:27 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
2,790 | $0 | 134,791 (Direct) |
View |
2023-03-15 Option Award |
2023-03-17 7:17 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
23,672 | $0 | 132,001 (Direct) |
View |
2023-03-15 Tax Withholding |
2023-03-17 7:17 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
4,969 | $76.04 | 132,001 (Direct) |
View |
2023-03-09 Option Award |
2023-03-13 6:04 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
1,387 | $0 | 113,298 (Direct) |
View |
2023-02-23 Option Award |
2023-02-27 6:19 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
30,743 | $0 | 111,911 (Direct) |
View |
2022-10-19 Exercise |
2022-10-20 1:26 pm |
N/A 2022-10-31 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
16,667 | $0 | 1,460,595 (Direct) |
View |
2022-10-19 Exercise |
2022-10-20 1:26 pm |
N/A N/A |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
16,667 | $3.21 | 1,460,595 (Direct) |
View |
2022-05-15 Tax Withholding |
2022-05-17 6:16 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
33,995 | $100.05 | 81,168 (Direct) |
View |
2022-04-19 Option Award |
2022-04-21 7:09 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
46,823 | $0 | 115,163 (Direct) |
View |
2022-03-15 Option Award |
2022-03-17 4:34 pm |
N/A 2027-03-15 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
43,388 | $0 | 43,388 (Direct) |
View |
2021-11-05 Option Award |
2021-11-09 5:30 pm |
N/A 2031-11-05 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
18,564 | $10.1 | 18,564 (Direct) |
View |
2021-08-09 Exercise |
2021-08-11 7:32 pm |
2020-02-21 2022-02-21 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
145,159 | $0 | 68,340 (Direct) |
View |
2021-08-09 Exercise |
2021-08-11 7:32 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
145,159 | $68.89 | 68,340 (Direct) |
View |
2021-08-09 Tax Withholding |
2021-08-11 7:32 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
37,226 | $133.17 | 68,340 (Direct) |
View |
2021-05-15 Tax Withholding |
2021-05-18 8:57 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
24,339 | $125.41 | 73,260 (Direct) |
View |
2021-04-19 Option Award |
2021-04-21 7:17 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
4,355 | $0 | 97,599 (Direct) |
View |
2021-03-15 Option Award |
2021-03-17 5:41 pm |
N/A 2026-03-15 |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
44,065 | $0 | 44,065 (Direct) |
View |
2021-02-25 Option Award |
2021-03-01 6:59 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
39,726 | $0 | 93,244 (Direct) |
View |
2020-12-19 Tax Withholding |
2020-12-21 7:12 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
4,890 | $115.36 | 53,518 (Direct) |
View |
2020-12-08 Option Award |
2020-12-10 5:00 pm |
N/A 2025-12-08 |
CHAMPIONS ONCOLOGY INC. | CSBR | ACKERMAN JOEL Director |
16,667 | $11.96 | 16,667 (Direct) |
View |
2020-05-15 Option Award |
2020-05-19 9:10 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
1,116 | $0 | 58,408 (Direct) |
View |
2020-05-15 Tax Withholding |
2020-05-19 9:10 pm |
N/A N/A |
DAVITA INC. | DVA | ACKERMAN JOEL CFO and Treasuer |
425 | $79.25 | 58,408 (Direct) |
View |