WhiteFiber, Inc. (WYFI) Insider Trading
Directors, officers and holders of more than 10% of WYFI report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 47 most recent of 47 transactions on file: 0 with code P, 1 with code S and 46 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 31, 2026 | Sanfilippo Thomas | Chief Technology Officer | M Exercise | 4,412 | Not measured | Not measured |
| Oct 31, 2026 | Sanfilippo Thomas | Chief Technology Officer | M Exercise | 4,412 | Not measured | Not measured |
| Oct 15, 2026 | Zhu Justin | Chief Financial Officer | F Tax Payment | 14,080 | $12.20 | $171,776 |
| Oct 14, 2026 | Tabar Samir | Chief Executive Officer | A Award | 54,137 | Not measured | Not measured |
| Oct 14, 2026 | Zhu Justin | Chief Financial Officer | A Award | 26,374 | Not measured | Not measured |
| Aug 27, 2026 | Zhu Justin | Chief Financial Officer | F Tax Payment | 2,060 | $20.39 | $42,003 |
| Aug 5, 2026 | Sanfilippo Thomas | Chief Technology Officer | F Tax Payment | 1,259 | $26.34 | $33,162 |
| Aug 3, 2026 | Shih Ichi | Director | A Award | 4,657 | Not measured | Not measured |
| Aug 1, 2026 | Zhu Justin | Chief Financial Officer | A Award | 4,219 | Not measured | Not measured |
| Jul 31, 2026 | Sanfilippo Thomas | Chief Technology Officer | M Exercise | 4,412 | Not measured | Not measured |
| Jul 31, 2026 | Sanfilippo Thomas | Chief Technology Officer | M Exercise | 4,412 | Not measured | Not measured |
| Jul 24, 2026 | Huang Erke | Chief Financial Officer | M Exercise | 7,079 | Not measured | Not measured |
| Jul 24, 2026 | Huang Erke | Chief Financial Officer | A Award | 7,079 | Not measured | Not measured |
| Jul 24, 2026 | Tabar Samir | Chief Executive Officer | A Award | 7,079 | Not measured | Not measured |
| Jul 24, 2026 | Tabar Samir | Chief Executive Officer | M Exercise | 7,079 | Not measured | Not measured |
| May 29, 2026 | Shih Ichi | Director | S Sale | 7,059 | $30.12 | $212,617 |
| May 7, 2026 | Sanfilippo Thomas | Chief Technology Officer | F Tax Payment | 955 | $21.00 | $20,055 |
| Apr 28, 2026 | Krassakopoulos Billy | President | F Tax Payment | 8,490 | Not measured | Not measured |
| Mar 31, 2026 | Tabar Samir | Chief Executive Officer | M Exercise | 41,982 | Not measured | Not measured |
| Mar 31, 2026 | Huang Erke | Chief Financial Officer | M Exercise | 41,982 | Not measured | Not measured |
| Mar 31, 2026 | Tabar Samir | Chief Executive Officer | A Award | 41,982 | Not measured | Not measured |
| Mar 31, 2026 | Huang Erke | Chief Financial Officer | A Award | 41,982 | Not measured | Not measured |
| Mar 19, 2026 | Tabar Samir | Chief Executive Officer | A Award | 33,047 | Not measured | Not measured |
| Mar 19, 2026 | Tabar Samir | Chief Executive Officer | M Exercise | 33,047 | Not measured | Not measured |
| Mar 19, 2026 | Huang Erke | Chief Financial Officer | A Award | 66,094 | Not measured | Not measured |
| Mar 19, 2026 | Huang Erke | Chief Financial Officer | M Exercise | 66,094 | Not measured | Not measured |
| Mar 16, 2026 | Krassakopoulos Billy | President | A Award | 15,624 | Not measured | Not measured |
| Mar 16, 2026 | Krassakopoulos Billy | President | M Exercise | 15,624 | Not measured | Not measured |
| Feb 10, 2026 | Sanfilippo Thomas | Chief Technology Officer | F Tax Payment | 1,500 | $19.31 | $28,965 |
| Feb 4, 2026 | Sanfilippo Thomas | Chief Technology Officer | M Exercise | 4 | Not measured | Not measured |
| Feb 4, 2026 | Sanfilippo Thomas | Chief Technology Officer | M Exercise | 4,412 | Not measured | Not measured |
| Jan 13, 2026 | Krassakopoulos Billy | President | M Exercise | 327 | Not measured | Not measured |
| Jan 13, 2026 | Krassakopoulos Billy | President | A Award | 327 | Not measured | Not measured |
| Nov 17, 2025 | Krassakopoulos Billy | President | M Exercise | 2,653 | Not measured | Not measured |
| Oct 31, 2025 | Sanfilippo Thomas | Chief Technology Officer | M Exercise | 24,033 | $29.85 | $717,385 |
| Oct 31, 2025 | Sanfilippo Thomas | Chief Technology Officer | A Award | 76,977 | Not measured | Not measured |
| Oct 31, 2025 | Sanfilippo Thomas | Chief Technology Officer | F Tax Payment | 13,082 | $18.52 | $242,279 |
| Oct 15, 2025 | Shih Ichi | Director | A Award | 7,058 | Not measured | Not measured |
| Oct 15, 2025 | Tabar Samir | Chief Executive Officer | A Award | 88,235 | Not measured | Not measured |
| Oct 15, 2025 | Tabar Samir | Chief Executive Officer | M Exercise | 88,235 | Not measured | Not measured |
| Oct 15, 2025 | Huang Erke | Chief Financial Officer | M Exercise | 88,235 | Not measured | Not measured |
| Oct 15, 2025 | Shih Ichi | Director | M Exercise | 7,059 | Not measured | Not measured |
| Oct 15, 2025 | Huang Erke | Chief Financial Officer | A Award | 88,235 | Not measured | Not measured |
| Aug 8, 2025 | Andre David | Director | A Award | 588 | $17.00 | $9,996 |
| Aug 8, 2025 | Tabar Samir | Chief Executive Officer | A Award | 58,823 | $17.00 | $999,991 |
| Aug 8, 2025 | Krassakopoulos Billy | President | A Award | 8,823 | $17.00 | $149,991 |
| Aug 8, 2025 | Shih Ichi | Director | A Award | 7,058 | Not measured | Not measured |
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.