As of September 29, 2026, Data I's top three insider holders are Anthony Ambrose (President, 476.53K shares), Anthony Ambrose (President, 471.05K shares), Anthony Ambrose (President, 442.42K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Anthony Ambrose | President | 1,389,992 | 0 | 1,389,992 | 42.5% | 03 Jun, 2024 |
| 2 | Rajeev Gulati | Vice President Cto | 473,729 | 0 | 473,729 | 14.5% | 03 May, 2024 |
| 3 | Michael R Tidwell | Vp Mktg Corp Bus Dev | 431,168 | 0 | 431,168 | 13.2% | 03 May, 2024 |
| 4 | Joel S Hatlen | Vice President Cfo Coo | 178,119 | 0 | 178,119 | 5.5% | 02 Jun, 2023 |
| 5 | Gerald Yat Ng | Vice President Cfo | 168,750 | 0 | 168,750 | 5.2% | 03 May, 2024 |
| 6 | Douglas Wells Brown | Director | 166,118 | 0 | 166,118 | 5.1% | 19 May, 2025 |
| 7 | Sally A. Washlow | Director | 127,162 | 0 | 127,162 | 3.9% | 10 Jul, 2026 |
| 8 | Edward J Smith | Director | 103,090 | 0 | 103,090 | 3.2% | 10 Jul, 2026 |
| 9 | Charles Joseph Dibona | Vice President Cfo | 89,655 | 0 | 89,655 | 2.7% | 03 Sep, 2026 |
| 10 | William O. Wentworth | President | 53,972 | 0 | 53,972 | 1.7% | 05 Dec, 2025 |
| 11 | Garrett Riley Larson | Director | 46,832 | 0 | 46,832 | 1.4% | 10 Jul, 2026 |
| 12 | Steven M Waszak | Director | 24,210 | 0 | 24,210 | 0.7% | 10 Jul, 2026 |
| 13 | Cheemin Bo-Linn | Director | 15,401 | 0 | 15,401 | 0.5% | 20 May, 2022 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 01 Sep, 2026 | Charles Joseph Dibona | Vice President Cfo | Disposed F | 10,345 | $2.89 | $29.85K | 89,655 | Direct |
| 08 Jul, 2026 | Garrett Riley Larson | Director | Acquired A | 16,260 | $3.56 | $57.80K | 46,832 | Direct |
| 08 Jul, 2026 | Edward J Smith | Director | Acquired A | 16,260 | $3.56 | $57.80K | 79,375 | Direct |
| 08 Jul, 2026 | Steven M Waszak | Director | Acquired A | 16,260 | $3.56 | $57.80K | 24,210 | Direct |
| 08 Jul, 2026 | Sally A. Washlow | Director | Acquired A | 16,260 | $3.56 | $57.80K | 88,911 | Direct |
| 03 Dec, 2025 | William O. Wentworth | President | Acquired A | 1,100 | $2.80 | $3.08K | 53,972 | Direct |
| 02 Dec, 2025 | William O. Wentworth | President | Acquired A | 7,455 | $2.78 | $20.75K | 52,872 | Direct |
| 03 Dec, 2025 | Steven M Waszak | Director | Acquired A | 7,950 | $2.79 | $22.19K | 7,950 | Direct |
| 01 Sep, 2025 | Charles Joseph Dibona | Vice President Cfo | Acquired A | 100,000 | $3.15 | $315.43K | 100,000 | Direct |
| 15 May, 2025 | Garrett Riley Larson | Director | Acquired A | 20,300 | $2.48 | $50.34K | 30,572 | Direct |
| 15 May, 2025 | Douglas Wells Brown | Director | Acquired A | 20,300 | $2.48 | $50.34K | 101,759 | Direct |
| 15 May, 2025 | Sally A. Washlow | Director | Acquired A | 20,300 | $2.48 | $50.34K | 72,651 | Direct |
| 15 May, 2025 | Edward J Smith | Director | Acquired A | 20,300 | $2.48 | $50.34K | 63,115 | Direct |
| 07 May, 2025 | Edward J Smith | Director | Acquired P | 5,000 | $2.46 | $12.30K | 42,815 | Direct |
| 01 May, 2025 | William O. Wentworth | President | Acquired P | 10,585 | $2.36 | $24.98K | 35,085 | Direct |
| 06 May, 2025 | William O. Wentworth | President | Acquired P | 10,332 | $2.42 | $25.00K | 45,417 | Direct |
| 02 May, 2025 | William O. Wentworth | President | Acquired A | 10,585 | $2.36 | $24.98K | 35,085 | Direct |
| 23 Jan, 2025 | Garrett Riley Larson | Director | Acquired A | 5,272 | $2.91 | $15.34K | 5,272 | Direct |
| 03 Sep, 2024 | William O. Wentworth | President | Acquired A | 200,000 | $2.39 | $478.46K | 200,000 | Direct |
| 26 Aug, 2024 | Douglas Wells Brown | Director | Acquired P | 3,000 | $2.66 | $7.98K | 81,459 | Direct |