Form4insider filings, from the source

Insider · CIK 0001728330

Thomas Dean Fountain

Files at: FFIV. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $1.4M · 6net −$1.4M
$10k$10k$100k$100k$1M$1MbuyssalesFeb 2019May 2020Aug 2021Nov 2022Feb 2024May 2025Aug 2026

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 5, 2026 SForm 4 →Aug 6, 4:39 pm EDTF5, INC.FFIV1,208$414.63$500,8738,060−13.0%10b5-1
Aug 1, 2026 FMForm 4 →Aug 4, 5:07 pm EDTF5, INC.FFIV4,192$402.57$600,6349,268—
Feb 26, 2019 SForm 4 →Feb 28, 1:57 pm ESTF5 NETWORKS INCFFIV545$171.60$93,522763−41.7% plan?
Feb 19, 2019 SForm 4 →Feb 21, 11:18 am ESTF5 NETWORKS INCFFIV545$170.68$93,0211,308−29.4% plan?
Feb 12, 2019 SForm 4 →Feb 14, 12:01 pm ESTF5 NETWORKS INCFFIV675$163.63$110,4501,853−26.7% plan?
Feb 5, 2019 SForm 4 →Feb 7, 5:24 pm ESTF5 NETWORKS INCFFIV675$162.96$109,9982,528−21.1% plan?
Feb 4, 2019 SForm 4 →Feb 5, 5:46 pm ESTF5 NETWORKS INCFFIV3,115$159.50$496,8533,203−49.3% plan?
Feb 1, 2019 MForm 4 →Feb 5, 5:46 pm ESTF5 NETWORKS INCFFIV6,167——6,318— plan?
Oct 31, 2018 JForm 4 →Nov 5, 4:00 pm ESTF5 NETWORKS INCFFIV151$139.97$21,135151— plan? late

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 1, 2026 MForm 4 →Aug 4, 5:07 pm EDTF5, INC.FFIV2,700——1,043—
Feb 1, 2019 MForm 4 →Feb 5, 5:46 pm ESTF5 NETWORKS INCFFIV6,167——16,549—
Nov 1, 2018 AForm 4 →Nov 5, 4:00 pm ESTF5 NETWORKS INCFFIV7,818——7,818—
Feb 1, 2018 AForm 4 →Feb 5, 1:06 pm ESTF5 NETWORKS INCFFIV22,065——22,065—