WHALEN CHAD MICHAEL

Officer · FFIV

As of 2026-09-27, WHALEN CHAD MICHAEL has 85 Form 4 transactions on record across 1 company — 31 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Pattern in the record: open-market sales filed in August in multiple years since 2024 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.

Reconstructed holdings

Direct: $9.5MIndirect: $0$9.5Mas of 2026-09-27
  • Direct $9.5M
  • Indirect $0
FFIVdirect21,536 sh$9.5M

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

FFIV · 85 trades
2026-08-03: Sale, 703 sh ($285K)2026-08-01: Withheld for tax, 911 sh ($367K)2026-08-01: Option exercise, 2,318 sh ($0)2026-08-01: Option exercise, 933 sh ($0)2026-08-01: Option exercise, 717 sh ($0)2026-08-01: Option exercise, 668 sh ($0)2026-05-08: Sale, 6,200 sh ($2.2M)2026-05-04: Sale, 704 sh ($233K)2026-05-01: Withheld for tax, 910 sh ($294K)2026-05-01: Option exercise, 2,317 sh ($0)2026-05-01: Option exercise, 932 sh ($0)2026-05-01: Option exercise, 717 sh ($0)2026-05-01: Option exercise, 668 sh ($0)2026-03-06: Sale, 688 sh ($191K)2026-02-01: Withheld for tax, 941 sh ($259K)2026-02-01: Option exercise, 2,317 sh ($0)2026-02-01: Option exercise, 933 sh ($0)2026-02-01: Option exercise, 717 sh ($0)2026-02-01: Option exercise, 667 sh ($0)2025-11-03: Sale, 3,732 sh ($931K)2025-11-03: Sale, 2,452 sh ($616K)2025-11-03: Sale, 2,183 sh ($542K)2025-11-03: Sale, 940 sh ($235K)2025-11-03: Sale, 129 sh ($33K)2025-11-03: Award / grant, 8,013 sh ($0)2025-11-01: Withheld for tax, 7,441 sh ($1.9M)2025-11-01: Option exercise, 952 sh ($0)2025-11-01: Option exercise, 932 sh ($0)2025-11-01: Option exercise, 718 sh ($0)2025-11-01: Option exercise, 2,602 sh ($0)2025-10-31: Award / grant, 16,325 sh ($0)2025-08-11: Sale, 2,419 sh ($780K)2025-08-11: Sale, 1,288 sh ($416K)2025-08-11: Sale, 1,290 sh ($414K)2025-08-11: Sale, 300 sh ($96K)2025-08-01: Withheld for tax, 1,023 sh ($321K)2025-08-01: Option exercise, 717 sh ($0)2025-08-01: Option exercise, 933 sh ($0)2025-08-01: Option exercise, 951 sh ($0)2025-08-01: Option exercise, 2,601 sh ($0)2025-05-02: Sale, 1,532 sh ($412K)2025-05-01: Withheld for tax, 1,023 sh ($271K)2025-05-01: Option exercise, 717 sh ($0)2025-05-01: Option exercise, 951 sh ($0)2025-05-01: Option exercise, 933 sh ($0)2025-05-01: Option exercise, 2,601 sh ($0)2025-02-03: Sale, 1,408 sh ($407K)2025-02-03: Sale, 873 sh ($255K)2025-02-03: Sale, 759 sh ($219K)2025-02-03: Sale, 495 sh ($145K)2025-02-03: Sale, 303 sh ($88K)2025-02-03: Sale, 255 sh ($75K)2025-02-01: Withheld for tax, 3,046 sh ($905K)2025-02-01: Option exercise, 717 sh ($0)2025-02-01: Option exercise, 932 sh ($0)2025-02-01: Option exercise, 952 sh ($0)2025-02-01: Option exercise, 2,428 sh ($0)2025-02-01: Option exercise, 5,029 sh ($0)2024-11-04: Sale, 2,731 sh ($635K)2024-11-04: Sale, 972 sh ($225K)2024-11-04: Sale, 558 sh ($128K)2024-11-04: Sale, 200 sh ($47K)2024-11-01: Withheld for tax, 6,114 sh ($1.4M)2024-11-01: Option exercise, 640 sh ($0)2024-11-01: Option exercise, 2,524 sh ($0)2024-11-01: Award / grant, 8,607 sh ($0)2024-11-01: Option exercise, 933 sh ($0)2024-11-01: Option exercise, 951 sh ($0)2024-10-31: Award / grant, 15,687 sh ($0)2024-08-22: Sale, 3,674 sh ($730K)2024-08-22: Sale, 1,819 sh ($363K)2024-08-01: Option exercise, 951 sh ($0)2024-08-01: Option exercise, 932 sh ($0)2024-08-01: Option exercise, 951 sh ($0)2024-08-01: Option exercise, 639 sh ($0)2024-08-01: Withheld for tax, 991 sh ($0)2024-08-01: Option exercise, 932 sh ($0)2024-08-01: Option exercise, 639 sh ($0)2024-05-01: Option exercise, 952 sh ($0)2024-05-01: Option exercise, 933 sh ($0)2024-05-01: Option exercise, 952 sh ($0)2024-05-01: Option exercise, 639 sh ($0)2024-05-01: Withheld for tax, 992 sh ($0)2024-05-01: Option exercise, 933 sh ($0)2024-05-01: Option exercise, 639 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-08-03FFIVSale703 @ $404.86$285K−3.2% of holding21,536Form 4
2026-05-08FFIVSale6,200 @ $350.19$2.2M−22.9% of holding20,832Form 4
2026-05-04FFIVSale704 @ $330.30$233K−2.5% of holding27,032Form 4
2026-03-06FFIVSale688 @ $277.05$191K−2.5% of holding26,329Form 4
2025-11-03FFIVSale3,732 @ $249.47$931K−11.3% of holding29,162Form 4
2025-11-03FFIVSale2,452 @ $251.02$616K−8.7% of holding25,770Form 4
2025-11-03FFIVSale2,183 @ $248.51$542K−6.2% of holding32,894Form 4
2025-11-03FFIVSale940 @ $250.19$235K−3.2% of holding28,222Form 4
2025-11-03FFIVSale129 @ $252.98$33K−0.5% of holding25,641Form 4
2025-08-11FFIVSale2,419 @ $322.56$780K−8.9% of holding24,879Form 4
2025-08-11FFIVSale1,288 @ $323.07$416K−5.2% of holding23,591Form 4
2025-08-11FFIVSale1,290 @ $321.26$414K−4.5% of holding27,298Form 4
2025-08-11FFIVSale300 @ $320.24$96K−1.0% of holding28,588Form 4
2025-05-02FFIVSale1,532 @ $269.03$412K−5.3% of holding27,310Form 4
2025-02-03FFIVSale1,408 @ $289.33$407K−4.6% of holding29,190Form 4
2025-02-03FFIVSale873 @ $291.66$255K−3.0% of holding28,014Form 4
2025-02-03FFIVSale759 @ $288.11$219K−2.4% of holding30,598Form 4
2025-02-03FFIVSale495 @ $293.40$145K−1.8% of holding27,264Form 4
2025-02-03FFIVSale303 @ $290.16$88K−1.0% of holding28,887Form 4
2025-02-03FFIVSale255 @ $292.21$75K−0.9% of holding27,759Form 4
2024-11-04FFIVSale2,731 @ $232.44$635K−8.5% of holding29,574Form 4
2024-11-04FFIVSale972 @ $231.28$225K−2.9% of holding32,305Form 4
2024-11-04FFIVSale558 @ $230.13$128K−1.6% of holding33,277Form 4
2024-11-04FFIVSale200 @ $233.11$47K−0.7% of holding29,374Form 4
2024-08-22FFIVSale3,674 @ $198.60$730K−13.5% of holding23,557Form 4
2024-08-22FFIVSale1,819 @ $199.46$363K−7.7% of holding21,738Form 4
59 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-08-01FFIVWithheld for tax91122,239Form 4
2026-08-01FFIVOption exercise2,31823,150Form 4
2026-08-01FFIVOption exercise933933Form 4
2026-08-01FFIVOption exercise7173,587Form 4
2026-08-01FFIVOption exercise6686,010Form 4
2026-05-01FFIVWithheld for tax91027,736Form 4
2026-05-01FFIVOption exercise2,31728,646Form 4
2026-05-01FFIVOption exercise9321,866Form 4
2026-05-01FFIVOption exercise7174,304Form 4
2026-05-01FFIVOption exercise6686,678Form 4
2026-02-01FFIVWithheld for tax94127,017Form 4
2026-02-01FFIVOption exercise2,31727,958Form 4
2026-02-01FFIVOption exercise9332,798Form 4
2026-02-01FFIVOption exercise7175,021Form 4
2026-02-01FFIVOption exercise6677,346Form 4
2025-11-03FFIVAward / grant8,0138,013Form 4
2025-11-01FFIVWithheld for tax7,44135,077Form 4
2025-11-01FFIVOption exercise9520Form 4
2025-11-01FFIVOption exercise9323,731Form 4
2025-11-01FFIVOption exercise7185,738Form 4
2025-11-01FFIVOption exercise2,60242,518Form 4
2025-10-31FFIVAward / grant16,32539,916Form 4
2025-08-01FFIVWithheld for tax1,02328,888Form 4
2025-08-01FFIVOption exercise7176,456Form 4
2025-08-01FFIVOption exercise9334,663Form 4
2025-08-01FFIVOption exercise951952Form 4
2025-08-01FFIVOption exercise2,60129,911Form 4
2025-05-01FFIVWithheld for tax1,02328,842Form 4
2025-05-01FFIVOption exercise7177,173Form 4
2025-05-01FFIVOption exercise9511,903Form 4
2025-05-01FFIVOption exercise9335,596Form 4
2025-05-01FFIVOption exercise2,60129,865Form 4
2025-02-01FFIVWithheld for tax3,04631,357Form 4
2025-02-01FFIVOption exercise7177,890Form 4
2025-02-01FFIVOption exercise9326,529Form 4
2025-02-01FFIVOption exercise9522,854Form 4
2025-02-01FFIVOption exercise2,4280Form 4
2025-02-01FFIVOption exercise5,02934,403Form 4
2024-11-01FFIVWithheld for tax6,11433,835Form 4
2024-11-01FFIVOption exercise6400Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.