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 |
2022-12-01 Purchase |
2022-12-02 09:29 am |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
20,000 | $7.29 | $145,800 | 653,269 (Direct) |
View |
2022-11-07 Sale |
2022-11-09 8:01 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX GP LLC VIEX Capital Advisors LLC Director |
60,541 | $18.01 | $1,090,162 | 46,566 (Indirect Direct) |
View |
2022-08-29 Purchase |
2022-08-30 4:56 pm |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
18,000 | $5.68 | $102,240 | 639,356 (Direct) |
View |
2022-08-18 Purchase |
2022-08-22 5:27 pm |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
119,117 | $5.2101 | $620,617 | 621,356 (Direct) |
View |
2022-08-04 Sale |
2022-08-05 6:00 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One Director |
29,940 | $15.23 | $456,022 | 107,107 (Indirect Direct) |
View |
2022-06-07 Sale(A) |
2022-06-13 8:05 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP - Series Two Director |
13,036 | $15.94 | $207,729 | 0 (Indirect) |
View |
2022-06-07 Sale |
2022-06-09 8:01 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two Director |
35,000 | $15.88 | $555,929 | 126,756 (Indirect Direct) |
View |
2022-05-24 Sale |
2022-05-26 8:04 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two Director |
140,000 | $14.69 | $2,056,260 | 86,215 (Indirect Direct) |
View |
2022-05-18 Sale |
2022-05-20 8:01 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two Director |
180,000 | $14.74 | $2,652,599 | 126,215 (Indirect Direct) |
View |
2022-05-05 Sale |
2022-05-09 8:04 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two Director |
598,535 | $15.05 | $9,009,407 | 176,175 (Indirect Direct) |
View |
2021-12-13 Purchase |
2021-12-15 09:30 am |
IMMERSION CORP | IMMR | Singer Eric Director |
143,000 | $5.2052 | $744,346 | 165,763 (Direct) |
View |
2021-11-01 Sale |
2021-11-03 8:15 pm |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two VIEX Special Opportunities Fund II LP VIEX Special Opportunities Fund III LP Director |
2,500,000 | $15.74 | $39,342,430 | 3,168,260 (Indirect Direct) |
View |
2021-03-12 Sale |
2021-03-12 7:57 pm |
IMMERSION CORP | IMMR | Singer Eric VIEX Special Opportunities Fund II LP VIEX Special Opportunities GP II LLC VIEX Capital Advisors LLC Director |
100,000 | $10.69 | $1,069,140 | 521,642 (Indirect Direct) |
View |
2021-03-08 Sale |
2021-03-10 9:30 pm |
IMMERSION CORP | IMMR | Singer Eric VIEX Opportunities Fund LP Series One VIEX GP LLC VIEX Special Opportunities Fund II LP VIEX Special Opportunities GP II LLC VIEX Capital Advisors LLC Director |
287,370 | $9.991 | $2,871,111 | 621,642 (Indirect Direct) |
View |
2021-02-18 Sale |
2021-02-19 8:32 pm |
IMMERSION CORP | IMMR | Singer Eric VIEX Opportunities Fund LP Series One VIEX GP LLC VIEX Special Opportunities Fund II LP VIEX Special Opportunities GP II LLC VIEX Capital Advisors LLC Director |
496,837 | $12.78 | $6,351,505 | 310,133 (Indirect Direct) |
View |
2020-12-28 Sale |
2020-12-30 6:00 pm |
IMMERSION CORP | IMMR | Singer Eric VIEX Opportunities Fund LP Series One VIEX GP LLC VIEX Special Opportunities Fund II LP VIEX Special Opportunities GP II LLC VIEX Capital Advisors LLC Director |
1,550,000 | $9.8011 | $15,191,693 | 508,869 (Indirect Direct) |
View |
2020-09-02 Sale |
2020-09-04 8:30 pm |
IMMERSION CORP | IMMR | Singer Eric VIEX Opportunities Fund LP Series One VIEX GP LLC VIEX Special Opportunities Fund II LP VIEX Special Opportunities GP II LLC VIEX Capital Advisors LLC Director 10% Owner |
750,876 | $10.11 | $7,590,200 | 1,054,760 (Indirect 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 |
2023-07-01 Tax Withholding |
2023-07-05 4:20 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
9,984 | $7.08 | 953,007 (Direct) |
View |
2023-05-17 Option Award |
2023-05-18 5:53 pm |
N/A N/A |
A10 Networks Inc. | ATEN | Singer Eric Director |
14,104 | $0 | 60,670 (Direct) |
View |
2023-04-01 Tax Withholding |
2023-04-04 4:12 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
9,838 | $8.94 | 962,991 (Direct) |
View |
2023-03-30 Option Award |
2023-04-03 4:18 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
15,043 | $0 | 972,829 (Direct) |
View |
2023-03-19 Exercise |
2023-03-21 8:00 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
100,000 | $0 | 1,157,786 (Direct) |
View |
2023-03-19 Option Award |
2023-03-21 8:00 pm |
N/A 2027-01-01 |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
0 | $0 | 1,157,786 (Direct) |
View |
2023-03-19 Tax Withholding |
2023-03-21 8:00 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
39,323 | $7.87 | 1,157,786 (Direct) |
View |
2023-01-03 Tax Withholding |
2023-01-04 7:39 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
7,158 | $7.03 | 1,046,111 (Direct) |
View |
2022-12-29 Option Award |
2023-01-03 7:39 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric President and CEO |
400,000 | $0 | 1,053,269 (Direct) |
View |
2022-10-01 Tax Withholding |
2022-10-04 5:08 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
6,087 | $5.49 | 633,269 (Direct) |
View |
2022-07-01 Tax Withholding |
2022-07-06 5:34 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
6,088 | $5.36 | 502,239 (Direct) |
View |
2022-06-24 Option Award |
2022-06-27 7:24 pm |
N/A N/A |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One Director |
10,316 | $0 | 137,047 (Direct) |
View |
2022-05-23 Option Award |
2022-05-25 7:43 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
22,851 | $0 | 508,417 (Direct) |
View |
2022-04-01 Tax Withholding |
2022-04-05 4:10 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
6,348 | $5.5 | 485,566 (Direct) |
View |
2022-01-27 Option Award |
2022-01-28 6:45 pm |
N/A 2027-01-01 |
IMMERSION CORP | IMMR | Singer Eric Executive Chair |
326,151 | $0 | 791,914 (Direct) |
View |
2021-12-01 Other |
2021-12-03 8:18 pm |
N/A N/A |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two VIEX Special Opportunities Fund II LP Director |
864,720 | $0 | 1,944,971 (Indirect) |
View |
2021-11-08 Other |
2021-11-10 7:40 pm |
N/A N/A |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two VIEX Special Opportunities Fund II LP Director |
224,143 | $0 | 2,169,114 (Indirect) |
View |
2021-11-01 Other |
2021-11-03 8:15 pm |
N/A N/A |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two VIEX Special Opportunities Fund II LP VIEX Special Opportunities Fund III LP Director |
3,095,121 | $0 | 3,168,260 (Indirect) |
View |
2021-07-12 Other |
2021-07-14 7:00 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Director |
498,879 | $0 | 521,642 (Indirect) |
View |
2021-06-10 Option Award |
2021-06-14 7:19 pm |
N/A N/A |
Velodyne Lidar Inc. | VLDR | Singer Eric Director |
14,463 | $0 | 14,463 (Direct) |
View |
2021-05-13 Other(A) |
2021-05-28 8:00 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Director |
0 | $0 | 521,642 (Direct) |
View |
2021-05-13 Option Award(A) |
2021-05-18 8:00 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Director |
17,313 | $0 | 538,955 (Direct) |
View |
2021-05-13 Option Award |
2021-05-17 5:15 pm |
N/A N/A |
IMMERSION CORP | IMMR | Singer Eric Director |
14,674 | $0 | 536,316 (Direct) |
View |
2021-04-29 Option Award |
2021-05-03 4:30 pm |
N/A N/A |
A10 Networks Inc. | ATEN | Singer Eric VIEX Opportunities Fund LP Series One VIEX Opportunities Fund LP - Series Two VIEX Special Opportunities Fund II LP VIEX Special Opportunities Fund III LP Director 10% Owner |
16,949 | $0 | 7,764,235 (Direct) |
View |
Ownership |
2021-02-22 9:41 pm |
N/A N/A |
LEAF GROUP LTD. | LEAF | Singer Eric VIEX Opportunities Fund LP Series One VIEX GP LLC VIEX Capital Advisors LLC See Explanation of Responses |
0 | $0 | 2,604,745 (Indirect) |
View |