Fortinet, Inc.
FTNT- Exchange
- Nasdaq
- Industry
- Computer Peripheral Equipment, NEC
- SEC CIK
- 0001262039
In the last 90 days, Fortinet, Inc. insiders filed 0 open-market purchases and 5 sales; 1,589 institutions reported holding it in 13F filings for Q2 2026, worth $77.6B in total; Fundsmith is the only superinvestor holding it.
Holders of 5% or more of FTNT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Fortinet, 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 | 10.23%76.1M shares | +0.37 ppfrom 9.86% | Oct 30, 20252 filings | Dec 3, 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 Fortinet, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Dec 3, 202511:13 AM ET | Vanguard Group Inc | 13G/A | 10.23%76.1M shares | +0.37 ppfrom 9.86% | Nov 28, 2025 | SEC |
| Oct 30, 20253:17 PM ET | Vanguard Group Inc | 13G/A | 9.86%75.6M shares | – | Sep 30, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Fortinet, Inc. shares.
No Form 144 notices for Fortinet, Inc. are on file.