Data Storage Corp (DTST) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 19, 2026, Data Storage's three largest insider shareholders are Chairman And Ceo Charles M. Piluso (250.03K shares), Executive Vice President Mark Alexander Wyllie (100.00K shares), Chief Financial Officer Christos Panagiotakos (40.51K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Charles M. Piluso Chairman And Ceo 250,032 12 Feb, 2026
Mark Alexander Wyllie Executive Vice President 100,000 14 Jun, 2022
Christos Panagiotakos Chief Financial Officer 40,507 12 Dec, 2025
Todd A. Correll 33,540 15 Dec, 2025
Harold J Schwartz 28,471 16 Jan, 2026
Joseph B. Hoffman 12,500 11 Oct, 2023

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
09 Feb, 2026 Charles M. Piluso Common Stock A 160,600 $0.00 250,032 D A
09 Feb, 2026 Charles M. Piluso Common Stock A 160,600 $0.00 250,032 D A
14 Jan, 2026 Nancy Stallone Common Stock D 11,248 $5.20 0 D D
14 Jan, 2026 John Argen Common Stock D 57,207 $5.20 0 D D
14 Jan, 2026 Lawrence A. Maglione Common Stock D 24,752 $5.20 0 D D
14 Jan, 2026 Charles M. Piluso Common Stock D 16,667 $5.20 0 I D
14 Jan, 2026 Charles M. Piluso Common Stock D 230,116 $5.20 0 I D
14 Jan, 2026 Charles M. Piluso Common Stock D 65,083 $5.20 0 I D
14 Jan, 2026 Charles M. Piluso Common Stock D 323,859 $5.20 89,432 D D
14 Jan, 2026 Charles M. Piluso Common Stock D 230,116 $5.20 0 I D
14 Jan, 2026 Clifford Stein Common Stock D 280,850 $5.20 0 D D
14 Jan, 2026 Harold J Schwartz Common Stock D 888,376 $5.20 28,471 D D
14 Jan, 2026 Harold J Schwartz Common Stock D 7,500 $5.20 0 I D
14 Jan, 2026 Thomas Kempster Common Stock D 881,472 $5.20 0 D D
14 Jan, 2026 Matthew Grover Common Stock D 43,340 $5.20 0 D D
14 Jan, 2026 Uwayne A. Mitchell Common Stock D 11,248 $5.20 0 D D
16 Dec, 2025 Harold J Schwartz Common Stock A 10,352 $3.22 937,582 D M
16 Dec, 2025 Harold J Schwartz Common Stock A 9,804 $1.96 910,563 D M
16 Dec, 2025 Harold J Schwartz Common Stock A 16,667 $2.00 927,230 D M
12 Dec, 2025 Lawrence A. Maglione Common Stock D 2,778 $5.03 24,752 D S