7 insiders reported 26 Form 4 transactions for WhiteFiber, Inc. (WYFI) over the past 18 months (most recent 2026-08-04). Recent activity: Shih Ichi (Director) Buy 4,657 shares, Zhu Justin (Chief Financial Officer) Buy 4,219 shares, Huang Erke (Chief Financial Officer) Buy 41,982 shares, Huang Erke (Chief Financial Officer) Buy 7,079 shares, Tabar Samir (Chief Executive Officer) Buy 41,982 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-04 | Shih Ichi | Director | Buy | 4,657 | $0 |
| 2026-08-04 | Zhu Justin | Chief Financial Officer | Buy | 4,219 | $0 |
| 2026-07-28 | Huang Erke | Chief Financial Officer | Buy | 41,982 | $0 |
| 2026-07-28 | Huang Erke | Chief Financial Officer | Buy | 7,079 | $0 |
| 2026-07-28 | Tabar Samir | Chief Executive Officer | Buy | 41,982 | $0 |
| 2026-07-28 | Tabar Samir | Chief Executive Officer | Buy | 7,079 | $0 |
| 2026-05-08 | Sanfilippo Thomas | Chief Technology Officer | Sell | 955 | $20,055 |
| 2026-05-08 | Sanfilippo Thomas | Chief Technology Officer | Sell | 1,500 | $28,965 |
| 2026-04-29 | Krassakopoulos Billy | President | Sell | 8,490 | $0 |
| 2026-03-23 | Tabar Samir | Chief Executive Officer | Buy | 33,047 | $0 |
| 2026-03-23 | Huang Erke | Chief Financial Officer | Buy | 66,094 | $0 |
| 2026-03-17 | Krassakopoulos Billy | President | Buy | 327 | $0 |
| 2026-03-17 | Krassakopoulos Billy | President | Buy | 15,624 | $0 |
| 2026-02-12 | Sanfilippo Thomas | Chief Technology Officer | Buy | 4 | $0 |
| 2026-02-12 | Sanfilippo Thomas | Chief Technology Officer | Sell | 13,082 | $242,279 |
| 2026-02-12 | Sanfilippo Thomas | Chief Technology Officer | Buy | 24,033 | $717,385 |
| 2026-02-06 | Sanfilippo Thomas | Chief Technology Officer | Buy | 24,033 | $717,385 |
| 2026-02-06 | Sanfilippo Thomas | Chief Technology Officer | Sell | 8,226 | $242,338 |
| 2026-02-05 | Sanfilippo Thomas | Chief Technology Officer | Buy | 4,412 | $0 |
| 2025-11-19 | Krassakopoulos Billy | President | Buy | 2,653 | $0 |
| 2025-10-17 | Huang Erke | Chief Financial Officer | Buy | 88,235 | $0 |
| 2025-10-17 | Shih Ichi | Director | Buy | 7,059 | $0 |
| 2025-10-17 | Tabar Samir | Chief Executive Officer | Buy | 88,235 | $0 |
| 2025-08-08 | Tabar Samir | Chief Executive Officer | Buy | 58,823 | $999,991 |
| 2025-08-08 | Krassakopoulos Billy | President | Buy | 8,823 | $149,991 |
Source: SEC Form 4 filings · as of 2026-08-04