United States Software & IT Services

Data Storage Corp (DTST)

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Over the last 90 days, Data Storage Corp. has seen net insider selling totaling $333,309.51, primarily driven by sales from Chairman and CEO Charles M. Piluso. No insider purchases were recorded during this period. The company's stock has experienced a 6.1% decline in the past 90 days.
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Ticker: DTST Exchange: OTC
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Piluso Charles M.
Chairman and CEO
1 sale — total 100,000 USD
Sale 26 May 2026
Value US$2,089,379.00 | Price 257.89 | Shares 99,463
Sale 22 May 2026
Value US$3,211,547.36 | Price 113.15 | Shares 57,812
Sale 21 May 2026
Value US$100,000.00 | Price 3.91 | Shares 1,000
Sale 12 Dec 2025
Value US$13,973.34 | Price 5.03 | Shares 2,778
Sale 12 Dec 2025
Value US$2,610.40 | Price 5.02 | Shares 520
Sale 11 Dec 2025
Value US$28,645.85 | Price 5.03 | Shares 5,695
Sale 11 Dec 2025
Value US$62,554.64 | Price 4.99 | Shares 12,536
Sale 11 Dec 2025
Value US$51,936.16 | Price 4.96 | Shares 10,471
Sale 10 Dec 2025
Value US$100,312.41 | Price 4.99 | Shares 20,089
Sale 10 Dec 2025
Value US$34,184.82 | Price 4.99 | Shares 6,846
Sale 10 Dec 2025
Value US$55,192.05 | Price 4.99 | Shares 11,053
Sale 10 Apr 2025
Value US$7,582.25 | Price 3.25 | Shares 2,333
Sale 10 Apr 2025
Value US$7,582.25 | Price 3.25 | Shares 2,333
Sale 28 Mar 2025
Value US$7,230.83 | Price 3.61 | Shares 2,003
Sale 28 Mar 2025
Value US$12,034.50 | Price 3.55 | Shares 3,390
Sale 3 Mar 2025
Value US$5,258.59 | Price 3.83 | Shares 1,373
Sale 3 Mar 2025
Value US$8,935.39 | Price 3.83 | Shares 2,333
Sale 3 Mar 2025
Value US$6,759.95 | Price 3.83 | Shares 1,765
Sale 3 Mar 2025
Value US$13,516.07 | Price 3.83 | Shares 3,529
Sale 2 Jan 2025
Value US$6,738.39 | Price 4.23 | Shares 1,593
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-26 2026-05-26 S Sale
3.3
Piluso Charles M.

Chairman and CEO

Executive Director Large shareholder
99,463 +45.1%
257.89
US$2,089,379 		99,463 +45.1% 257.89 US$2,089,379
2026-05-26 2026-05-22 S Sale
3.3
Piluso Charles M.

Chairman and CEO

Executive Director Large shareholder
57,812 -47.9%
113.15
US$3,211,547 		57,812 -47.9% 113.15 US$3,211,547
2026-05-26 2026-05-21 S Sale
3.3
Piluso Charles M.

Chairman and CEO

Executive Director Large shareholder
87,356 +6.8%
226.57
US$4,879,873 		87,356 +6.8% 226.57 US$4,879,873
2025-12-15 2025-12-12 S Sale
2.7
Maglione Lawrence A.
Non-Executive Director
2,778 -10.1%
5.03
US$13,973 		2,778 -10.1% 5.03 US$13,973
2025-12-15 2025-12-12 S Sale
2.7
Maglione Lawrence A.
Non-Executive Director
520 -1.9%
5.02
US$2,610 		520 -1.9% 5.02 US$2,610
2025-12-15 2025-12-11 S Sale
2.7
Maglione Lawrence A.
Non-Executive Director
5,695 -16.9%
5.03
US$28,646 		5,695 -16.9% 5.03 US$28,646
2025-12-15 2025-12-11 S Sale
2.7
Maglione Lawrence A.
Non-Executive Director
12,536 -27.1%
4.99
US$62,555 		12,536 -27.1% 4.99 US$62,555
2025-12-15 2025-12-11 S Sale
2.4
Correll Todd A.
Non-Executive Director
10,471 -23.8%
4.96
US$51,936 		10,471 -23.8% 4.96 US$51,936
2025-12-12 2025-12-10 S Sale
3.3
Piluso Charles M.

Chairman and CEO

Executive Director Large shareholder
20,089 -4.6%
4.99
US$100,312 		20,089 -4.6% 4.99 US$100,312
2025-12-12 2025-12-10 S Sale
3.0
Kempster Thomas
Non-Executive Director Large shareholder
6,846 -0.8%
4.99
US$34,185 		6,846 -0.8% 4.99 US$34,185
2025-12-12 2025-12-10 S Sale
3.3
Panagiotakos Christos

Chief Financial Officer

Officer
11,053 -21.4%
4.99
US$55,192 		11,053 -21.4% 4.99 US$55,192
2025-04-14 2025-04-10 S Sale
2.5
Schwartz Harold J

President

Executive Director Large shareholder
2,333 -0.3%
3.25
US$7,582 		2,333 -0.3% 3.25 US$7,582
2025-04-14 2025-04-10 S Sale
3.0
Kempster Thomas

EVP

Executive Director Large shareholder
2,333 -0.3%
3.25
US$7,582 		2,333 -0.3% 3.25 US$7,582
2025-04-01 2025-03-28 S Sale
3.3
Panagiotakos Christos

Chief Financial Officer

Officer
2,003 -5.3%
3.61
US$7,231 		2,003 -5.3% 3.61 US$7,231
2025-04-01 2025-03-28 S Sale
3.3
Piluso Charles M.

Chairman and CEO

Executive Director Large shareholder
3,390 -0.9%
3.55
US$12,034 		3,390 -0.9% 3.55 US$12,034
2025-03-04 2025-03-03 S Sale
3.0
Kempster Thomas

EVP

Executive Director Large shareholder
1,373 -0.2%
3.83
US$5,259 		1,373 -0.2% 3.83 US$5,259
2025-03-04 2025-03-03 S Sale
2.5
Schwartz Harold J

President

Executive Director Large shareholder
2,333 -0.3%
3.83
US$8,935 		2,333 -0.3% 3.83 US$8,935
2025-03-04 2025-03-03 S Sale
3.3
Panagiotakos Christos

Chief Financial Officer

Officer
1,765 -4.5%
3.83
US$6,760 		1,765 -4.5% 3.83 US$6,760
2025-03-04 2025-03-03 S Sale
3.3
Piluso Charles M.

Chairman and CEO

Executive Director Large shareholder
3,529 -0.9%
3.83
US$13,516 		3,529 -0.9% 3.83 US$13,516
2025-01-06 2025-01-02 S Sale
3.0
Kempster Thomas

EVP

Executive Director Large shareholder
1,593 -0.2%
4.23
US$6,738 		1,593 -0.2% 4.23 US$6,738
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