Super Micro Computer, Inc.
SMCI- Exchange
- Nasdaq
- Industry
- Electronic Computers
- SEC CIK
- 0001375365
In the last 90 days, Super Micro Computer, Inc. insiders filed 0 open-market purchases and 1 sale; 772 institutions reported holding it in 13F filings for Q2 2026, worth $13.1B in total; no superinvestor holds it.
Other share classesSMCIP
Holders of 5% or more of SMCI
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Super Micro Computer, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Vanguard Group Inc | 13G/A | 11.58%68.8M shares | – | Oct 31, 20251 filing | Oct 31, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Super Micro Computer, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Oct 31, 202511:29 AM ET | Vanguard Group Inc | 13G/A | 11.58%68.8M shares | – | Sep 30, 2025 | SEC |
| Feb 13, 20259:58 AM ET | Susquehanna Securities, LLCand 2 others | 13G/A | 4.50%26.1M shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Super Micro Computer, Inc. shares.
No Form 144 notices for Super Micro Computer, Inc. are on file.