Kempster Thomas

CIK 00016889041 companyMELVILLE, NY

SEC Profile

Transactions

Companies

Filings

CIK

0001688904

Recent Transactions

32 trades

Sale
Data Storage Corp$DTST
Common Stock
2025-12-10$4.99/sh−6,846→ 871,972 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2025-09-11+8,334→ 878,818 total
Exercise/Conversion
Data Storage Corp$DTST
Restricted Stock Unit
2025-09-11−4,902→ 0 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2025-09-11+4,902→ 870,484 total
Exercise/Conversion
Data Storage Corp$DTST
Restricted Stock Unit
2025-09-11−8,334→ 0 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2025-08-04$1.96/sh+9,804→ 865,582 total
Exercise/Conversion
Data Storage Corp$DTST
Stock Option
2025-08-04−16,666→ 8,334 total
Exercise/Conversion
Data Storage Corp$DTST
Stock Option
2025-08-04−9,804→ 4,902 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2025-08-04$2.00/sh+16,666→ 855,778 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2025-04-10+8,333→ 841,445 total
Exercise/Conversion
Data Storage Corp$DTST
Restricted Stock Unit
2025-04-10−8,333→ 8,334 total
Sale
Data Storage Corp$DTST
Common Stock
2025-04-10$3.25/sh−2,333→ 839,112 total
Sale
Data Storage Corp$DTST
Common Stock
2025-03-03$3.83/sh−1,373→ 833,112 total
Exercise/Conversion
Data Storage Corp$DTST
Restricted Stock Unit
2025-02-28−4,902→ 4,902 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2025-02-28+4,902→ 834,485 total
Sale
Data Storage Corp$DTST
Common Stock
2025-01-02$4.23/sh−1,593→ 829,583 total
Exercise/Conversion
Data Storage Corp$DTST
Stock Option
2024-12-10−2,500→ 0 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2024-12-10$2.40/sh+2,500→ 831,176 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2024-04-10+8,333→ 828,676 total
Exercise/Conversion
Data Storage Corp$DTST
Restricted Stock Unit
2024-04-10−8,333→ 16,667 total
Exercise/Conversion
Data Storage Corp$DTST
Common Stock
2024-02-29+4,902→ 820,343 total
Exercise/Conversion
Data Storage Corp$DTST
Restricted Stock Unit
2024-02-29−4,902→ 9,804 total
Award
Data Storage Corp$DTST
Stock Options
2024-01-02+15,528→ 15,528 total
Award
Data Storage Corp$DTST
Common Stock
2024-01-02+17,065→ 815,441 total
Award
Data Storage Corp$DTST
Restricted Stock Unit
2023-04-10+25,000→ 39,706 total
Award
Data Storage Corp$DTST
Stock Options
2023-04-10+25,000→ 43,873 total
Award
Data Storage Corp$DTST
Restricted Stock Unit
2023-03-01+14,706→ 33,579 total
Award
Data Storage Corp$DTST
Stock Options
2023-03-01+14,706→ 18,873 total
Award
Data Storage Corp$DTST
Stock Options
2019-12-11$0.06/sh+100,000→ 100,000 total
Sale
Data Storage Corp$DTST
Common Stock, $0.001 par value per share
2019-02-15$0.17/sh−10,000→ 32,314,968 total
Sale
Data Storage Corp$DTST
Common Stock, $0.001 par value per share
2019-01-18$0.17/sh−10,000→ 32,324,968 total
Award
Data Storage Corp$DTST
Stock Options
2017-12-14$0.05/sh+66,666→ 66,666 total

Companies

Data Storage Corp
Director, EVP, 10% Owner
$DTST

Recent Filings

Address

C/O DATA STORAGE CORPORATION 225 BROADHOLLOW ROAD, SUITE 307

MELVILLE, NY, 11747

View on SEC.gov