FFIV insider buying – F5 Networks, Inc.
1 insider purchases since 2016 worth $1.1M by 1 different insiders. Last 12 months: 0 purchases, $0. Most recent filing: 2020-08-03.
Large company Public float $15.4B (latest 10-K, SEC).
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| FOUNTAIN THOMAS DEAN Officer | $1.1M 1× · 8,060 sh | 2020-07-30 2020-07-30 | 51× · $18.7M last 2026-08-05 | 8,060 shares as of 2026-08-06 | Sold part |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2026 | 0 | – | – | 38 | $22.7M |
| 2025 | 0 | – | – | 36 | $21.0M |
| 2024 | 0 | – | – | 34 | $11.3M |
| 2023 | 0 | – | – | 27 | $7.6M |
| 2022 | 0 | – | – | 36 | $9.8M |
| 2021 | 0 | – | – | 65 | $22.7M |
| 2020 | 1 | $1.1M | 1 | 35 | $9.6M |
| 2019 | 0 | – | – | 41 | $12.7M |
| 2018 | 0 | – | – | 31 | $34.5M |
| 2017 | 0 | – | – | 32 | $18.4M |
| 2016 | 0 | – | – | 30 | $17.9M |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2020-08-03 | FOUNTAIN THOMAS DEAN | Officer | 8,060 | $136.52 | $1.1M | +319.7% | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2026-11-09 | Locoh-Donou Francois | President, CEO & Director, Director | -3,783 | $313.70 | $1.2M | Pre-planned (10b5-1) | SEC |
| 2026-09-15 | Maddison John Anthony | Officer | 204 | $406.24 | $82,873 | Pre-planned (10b5-1) | SEC |
| 2026-09-15 | MONTOYA MICHAEL F | Officer | 4,426 | $410.16 | $1.8M | Pre-planned (10b5-1) | SEC |
| 2026-08-06 | Locoh-Donou Francois | CEO | 3,782 | $412.44 | $1.6M | Pre-planned (10b5-1) | SEC |
| 2026-08-06 | FOUNTAIN THOMAS DEAN | Officer | 1,208 | $414.63 | $500,873 | Pre-planned (10b5-1) | SEC |
| 2026-08-04 | Werner Edward Cooper | CFO | 599 | $405.92 | $243,146 | Pre-planned (10b5-1) | SEC |
| 2026-08-04 | WHALEN CHAD MICHAEL | Officer | 703 | $404.86 | $284,617 | Pre-planned (10b5-1) | SEC |
| 2026-08-04 | OKEKE ANGELIQUE M | Officer | 515 | $404.49 | $208,312 | Pre-planned (10b5-1) | SEC |
| 2026-08-04 | Maddison John Anthony | Officer | 1,000 | $405.85 | $405,850 | Pre-planned (10b5-1) | SEC |
| 2026-08-04 | ANAND KUNAL | Officer | 392 | $404.63 | $158,615 | Pre-planned (10b5-1) | SEC |
| 2026-08-03 | MEHTA NIKHIL RAMESH | Director | 4,000 | $388.95 | $1.6M | Sale | SEC |
| 2026-06-12 | Buse Elizabeth | Director | 1,000 | $399.35 | $399,353 | Sale | SEC |
| 2026-06-03 | Werner Edward Cooper | CFO | 2,500 | $400.00 | $1.0M | Pre-planned (10b5-1) | SEC |
| 2026-05-12 | Werner Edward Cooper | CFO | 1,500 | $350.00 | $525,000 | Pre-planned (10b5-1) | SEC |
| 2026-05-12 | WHALEN CHAD MICHAEL | Officer | 6,200 | $350.19 | $2.2M | Pre-planned (10b5-1) | SEC |
Showing the latest 15 of 405 sales of $50,000+ since 2016.
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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