MITTELSTAEDT RONALD J

Director · Officer · WCN, SKYW

As of 2026-09-16, MITTELSTAEDT RONALD J has 47 Form 4 transactions on record across 2 companies — 26 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.

Reconstructed holdings

Direct: $47.9MIndirect: $0$47.9Mas of 2026-09-16
  • Direct $47.9M
  • Indirect $0
WCNdirect301,017 sh$47.1M
SKYWdirect8,257 sh$802K

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

WCN · 44 trades
2026-05-12: Purchase, 50,000 sh ($7.6M)2026-02-18: Withheld for tax, 346 sh ($56K)2026-02-18: Option exercise, 878 sh ($0)2026-02-18: Option exercise, 878 sh ($0)2026-02-17: Withheld for tax, 4,264 sh ($688K)2026-02-17: Withheld for tax, 1,008 sh ($163K)2026-02-17: Withheld for tax, 764 sh ($123K)2026-02-17: Withheld for tax, 181 sh ($29K)2026-02-17: Option exercise, 10,834 sh ($0)2026-02-17: Option exercise, 1,941 sh ($0)2026-02-17: Option exercise, 2,561 sh ($0)2026-02-17: Option exercise, 459 sh ($0)2026-02-17: Option exercise, 10,834 sh ($0)2026-02-17: Option exercise, 459 sh ($0)2026-02-17: Option exercise, 1,941 sh ($0)2026-02-17: Option exercise, 2,561 sh ($0)2026-02-16: Withheld for tax, 815 sh ($131K)2026-02-16: Option exercise, 3,112 sh ($0)2026-02-16: Option exercise, 3,112 sh ($0)2026-02-14: Withheld for tax, 854 sh ($137K)2026-02-14: Option exercise, 3,505 sh ($0)2026-02-14: Option exercise, 3,505 sh ($0)2026-02-13: Award / grant, 18,875 sh ($0)2026-02-13: Award / grant, 18,876 sh ($0)2025-02-19: Withheld for tax, 420 sh ($79K)2025-02-19: Option exercise, 1,067 sh ($0)2025-02-19: Option exercise, 1,067 sh ($0)2025-02-18: Withheld for tax, 1,535 sh ($288K)2025-02-18: Withheld for tax, 346 sh ($65K)2025-02-18: Option exercise, 878 sh ($0)2025-02-18: Option exercise, 3,990 sh ($0)2025-02-18: Option exercise, 878 sh ($0)2025-02-18: Option exercise, 3,990 sh ($0)2025-02-17: Withheld for tax, 473 sh ($89K)2025-02-17: Withheld for tax, 146 sh ($28K)2025-02-17: Option exercise, 460 sh ($0)2025-02-17: Option exercise, 1,942 sh ($0)2025-02-17: Option exercise, 1,942 sh ($0)2025-02-17: Option exercise, 460 sh ($0)2025-02-16: Withheld for tax, 758 sh ($143K)2025-02-16: Option exercise, 3,113 sh ($0)2025-02-16: Option exercise, 3,113 sh ($0)2025-02-14: Award / grant, 14,021 sh ($0)2025-02-14: Award / grant, 14,021 sh ($0)
SKYW · 3 trades
2026-05-05: Award / grant, 1,219 sh ($0)2025-12-29: Gift, 5,500 sh ($0)2025-05-06: Award / grant, 1,255 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-05-12WCNPurchase50,000 @ $152.24$7.6M+19.9% of holding301,017Form 4
46 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-05-05SKYWAward / grant1,2198,257Form 4
2026-02-18WCNWithheld for tax346251,017Form 4
2026-02-18WCNOption exercise8780Form 4
2026-02-18WCNOption exercise878251,363Form 4
2026-02-17WCNWithheld for tax4,264249,030Form 4
2026-02-17WCNWithheld for tax1,008242,460Form 4
2026-02-17WCNWithheld for tax764250,207Form 4
2026-02-17WCNWithheld for tax181250,485Form 4
2026-02-17WCNOption exercise10,8340Form 4
2026-02-17WCNOption exercise1,9411,941Form 4
2026-02-17WCNOption exercise2,5610Form 4
2026-02-17WCNOption exercise459459Form 4
2026-02-17WCNOption exercise10,834253,294Form 4
2026-02-17WCNOption exercise459250,666Form 4
2026-02-17WCNOption exercise1,941250,971Form 4
2026-02-17WCNOption exercise2,561243,468Form 4
2026-02-16WCNWithheld for tax815240,907Form 4
2026-02-16WCNOption exercise3,1126,225Form 4
2026-02-16WCNOption exercise3,112241,722Form 4
2026-02-14WCNWithheld for tax854238,610Form 4
2026-02-14WCNOption exercise3,505239,464Form 4
2026-02-14WCNOption exercise3,50510,516Form 4
2026-02-13WCNAward / grant18,87518,875Form 4
2026-02-13WCNAward / grant18,87618,876Form 4
2025-12-29SKYWGift5,5007,038Form 4
2025-05-06SKYWAward / grant1,25512,538Form 4
2025-02-19WCNWithheld for tax420235,959Form 4
2025-02-19WCNOption exercise1,0670Form 4
2025-02-19WCNOption exercise1,067236,379Form 4
2025-02-18WCNWithheld for tax1,535235,312Form 4
2025-02-18WCNWithheld for tax346232,857Form 4
2025-02-18WCNOption exercise878878Form 4
2025-02-18WCNOption exercise3,990236,847Form 4
2025-02-18WCNOption exercise878233,203Form 4
2025-02-18WCNOption exercise3,9900Form 4
2025-02-17WCNWithheld for tax473232,325Form 4
2025-02-17WCNWithheld for tax146230,856Form 4
2025-02-17WCNOption exercise460918Form 4
2025-02-17WCNOption exercise1,9423,882Form 4
2025-02-17WCNOption exercise1,942232,798Form 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.