Kempster Thomas - Insider Trading & Ownership

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>>
Time period
Insider Trading Transactions for Kempster Thomas
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2026-01-14
Sale
2026-01-16
5:29 pm
Data Storage CorpDTSTKempster Thomas
Director
10% Owner
881,472$5.2$4,583,6540
(Direct)
View
2025-12-10
Sale
2025-12-12
8:05 pm
Data Storage CorpDTSTKempster Thomas
Director
10% Owner
6,846$4.9934$34,185871,972
(Direct)
View
2025-04-10
Sale
2025-04-14
4:29 pm
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
2,333$3.25$7,582847,446
(Direct)
View
2025-03-03
Sale
2025-03-04
6:29 pm
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
1,373$3.83$5,259838,014
(Direct)
View
2025-01-02
Sale
2025-01-06
8:20 pm
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
1,593$4.23$6,738829,583
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-01-29
Option Award
2026-02-02
5:23 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
Director
10,000$010,000
(Direct)
View
2025-09-11
Exercise
2025-09-15
9:37 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
13,236$0878,818
(Direct)
View
2025-08-04
Exercise
2025-08-05
5:40 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
9,804$1.96878,818
(Direct)
View
2025-08-04
Exercise
2025-08-05
5:40 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
16,666$2878,818
(Direct)
View
2025-08-04
Exercise
2025-08-05
5:40 pm
2024-04-10
2028-04-09
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
26,470$0878,818
(Direct)
View
2025-04-10
Exercise
2025-04-14
4:29 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
16,666$0847,446
(Direct)
View
2025-02-28
Exercise
2025-03-04
6:29 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
4,902$0838,014
(Direct)
View
2024-12-10
Exercise
2024-12-12
6:43 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
2,500$2.4831,176
(Direct)
View
2024-12-10
Exercise
2024-12-12
6:43 pm
2020-12-11
2024-12-10
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
2,500$0831,176
(Direct)
View
2024-04-10
Exercise
2024-04-12
3:58 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
16,666$0845,343
(Direct)
View
2024-02-29
Exercise
2024-03-05
5:49 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
9,804$0830,147
(Direct)
View
2024-01-02
Option Award
2024-01-04
5:21 pm
2025-01-02
2029-01-01
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
32,593$0830,969
(Direct)
View
2023-04-10
Option Award
2023-04-12
8:45 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
50,000$083,579
(Direct)
View
2023-03-01
Option Award
2023-03-01
7:31 pm
N/A
N/A
Data Storage CorpDTSTKempster Thomas
EVP
10% Owner
29,412$052,452
(Direct)
View