Form4insider filings, from the source

Company · CIK 0001419951 · SIC 7374 — Services-Computer Processing & Data Preparation · Nasdaq

Data Storage Corp · DTST

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $40k · 4net −$40k
$10k$10k$100k$100k$1M$1MbuyssalesMar 27Apr 26May 27Jun 27Jul 28Aug 27Sep 27

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 11, 2026 SForm 4 →Sep 14, 9:25 pm EDTThomas KempsterDirector3,500$2.93$10,23818,500−15.9%
Sep 11, 2026 SForm 4 →Sep 11, 8:31 pm EDTUwayne A. MitchellDirector3,000$2.95$8,85019,000−13.6%
Sep 10, 2026 SForm 4 →Sep 11, 8:33 pm EDTJohn ArgenDirector3,000$2.97$8,91019,000−13.6%
Sep 10, 2026 SForm 4 →Sep 11, 8:32 pm EDTClifford SteinDirector3,991$3.05$12,17318,009−18.1%
Sep 2, 2026 AMForm 4 →Sep 4, 7:31 pm EDTTodd A. CorrellDirector22,000——55,540—
Sep 2, 2026 AMForm 4 →Sep 4, 7:31 pm EDTHarold J SchwartzDirector22,000——50,471—
Sep 2, 2026 AMForm 4 →Sep 4, 7:30 pm EDTClifford SteinDirector22,000——22,000—
Sep 2, 2026 AMForm 4 →Sep 4, 7:30 pm EDTNancy StalloneDirector22,000——22,000—
Sep 2, 2026 AMForm 4 →Sep 4, 7:29 pm EDTUwayne A. MitchellDirector22,000——22,000—
Sep 2, 2026 AMForm 4 →Sep 4, 7:29 pm EDTLawrence A. MaglioneDirector22,000——22,000—
Sep 2, 2026 AMForm 4 →Sep 4, 7:29 pm EDTThomas KempsterDirector22,000——22,000—
Sep 2, 2026 AMForm 4 →Sep 4, 7:28 pm EDTMatthew GroverDirector22,000——22,000—
Sep 2, 2026 AMForm 4 →Sep 4, 7:28 pm EDTJohn ArgenDirector22,000——22,000—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 2, 2026 MForm 4 →Sep 4, 7:31 pm EDTTodd A. CorrellDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:31 pm EDTHarold J SchwartzDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:30 pm EDTClifford SteinDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:30 pm EDTNancy StalloneDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:29 pm EDTUwayne A. MitchellDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:29 pm EDTLawrence A. MaglioneDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:29 pm EDTThomas KempsterDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:28 pm EDTMatthew GroverDirector10,000——0—
Sep 2, 2026 MForm 4 →Sep 4, 7:28 pm EDTJohn ArgenDirector10,000——0—