WhiteFiber, Inc. (WYFI)
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Samir Tabar - OfficerSamir Tabar - Officer
Erke Huang - OfficerErke Huang - OfficerWhitefiber Inc is a provider of artificial intelligence infrastructure solutions. The company owns high-performance computing data centers and provide cloud-based HPC graphics processing units services, which it terms cloud services, for customers such as AI application and machine learning developers. Its Tier-3 data centers provide hosting and colocation services. Its cloud services support generative AI workstreams, especially training and inference. It has two reportable segments: cloud services and colocation services. The cloud services segment generates revenue from providing high performance computing services to support generative AI workstreams. Colocation services generate revenue by providing customers with physical space, power and cooling within the data center facility.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 1 | 7,059 | $213K |
| Grant or award | 4 | 23,034 | |
| Option exercise | 2 | 14,158 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
20 Form 4 filings on record, the earliest from Aug 8, 2025, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Ichi Shih - Director | Open-market sale | Ordinary Shares | 7,059 | $30.12 | $213K | |
| Justin Zhu - Officer | Grant or award | Ordinary Shares | 4,219 | - | - | |
| Ichi Shih - Director | Grant or award | Ordinary Shares | 4,657 | - | - | |
| Samir Tabar - Officer | Option exercise | Ordinary Shares, $.01 par value | 7,079 | - | - | |
| Samir Tabar - Officer | Grant or award | Restricted Stock Units | 7,079 | $0.00 | - | |
| Erke Huang - Officer | Option exercise | Ordinary Shares, $.01 par value | 7,079 | - | - | |
| Erke Huang - Officer | Grant or award | Restricted Stock Units | 7,079 | $0.00 | - | |
| Thomas Sanfilippo - Officer | Tax withholding / forfeiture | Ordinary Shares, $.01 par value | 955 | $21.00 | $20K | |
| Thomas Sanfilippo - Officer | Tax withholding / forfeiture | Ordinary Shares, $01 par value | 1,500 | $19.31 | $29K | |
| Billy Krassakopoulos - Officer | Tax withholding / forfeiture | Ordinary Shares, $.01 par value | 8,490 | - | - | |
| Erke Huang - Officer | Option exercise | Ordinary Shares, $.01 par value | 66,094 | - | - | |
| Erke Huang - Officer | Grant or award | Restricted Stock Units | 66,094 | $0.00 | - | |
| Samir Tabar - Officer | Option exercise | Ordinary Shares, $.01 par value | 33,047 | - | - | |
| Samir Tabar - Officer | Grant or award | Restricted Stock Units | 33,047 | $0.00 | - | |
| Billy Krassakopoulos - Officer | Option exercise | Ordinary Shares, $.01 par value | 15,624 | - | - | |
| Billy Krassakopoulos - Officer | Option exercise | Ordinary Shares, $.01 par value | 327 | - | - | |
| Billy Krassakopoulos - Officer | Grant or award | Restricted Stock Units | 15,624 | $0.00 | - | |
| Billy Krassakopoulos - Officer | Grant or award | Restricted Stock Units | 327 | $0.00 | - | |
| Thomas Sanfilippo - Officer | Option exercise | Ordinary Shares, $.01 par value | 4.41 | - | - | |
| Thomas Sanfilippo - Officer | Option exercise | Ordinary Shares, $.01 par value | 4,412 | - | - | |
| Billy Krassakopoulos - Officer | Option exercise | Ordinary Shares, $.01 par value | 2,653 | - | - | |
| Ichi Shih - Director | Option exercise | Ordinary Shares, $.01 par value | 7,059 | - | - | |
| Ichi Shih - Director | Grant or award | Restricted Stock Units | 7,058 | $0.00 | - | |
| Erke Huang - Officer | Option exercise | Ordinary Shares, $.01 par value | 88,235 | - | - | |
| Erke Huang - Officer | Grant or award | Restricted Stock Units | 88,235 | $0.00 | - | |
| Samir Tabar - Officer | Option exercise | Ordinary Shares, $.01 par value | 88,235 | - | - | |
| Samir Tabar - Officer | Grant or award | Restricted Stock Units | 88,235 | $0.00 | - | |
| David Andre - Director | Grant or award | Ordinary Shares | 588 | $17.00 | $10K | |
| Billy Krassakopoulos - Officer | Grant or award | Ordinary Shares | 8,823 | $17.00 | $150K | |
| Samir Tabar - Officer | Grant or award | Ordinary Shares | 58,823 | $17.00 | $1.00M | |
| Ichi Shih - Director | Grant or award | Restricted Stock Units | 7,058 | $0.00 | - |
WhiteFiber, Inc. (WYFI) had 5 insider filings in the last 90 days, with the most recent on 2026-09-01. The full record for WYFI runs to 20 Form 4 filings, the earliest from 2025-08-08. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of WYFI were filed in the last 90 days.
1 insider sale of WYFI was filed in the last 90 days, totaling $213K.
This page tracks WYFI Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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