InsiderTrades

Form 4 for OSK OSHKOSH CORP

Accepted 2026-02-23 00:00:00 ET · period of report 2026-02-20 · accession 0000775158-26-000069 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-23 2026-02-20 OSK Nystrom Jackie Lynn SVP, CHRO M - OptEx $175.52 +508.93 3,729 +16% +$89.3K
D 2026-02-23 2026-02-20 OSK Nystrom Jackie Lynn SVP, CHRO F - Tax $175.52 -240 3,489 -6% -$42.1K
D 2026-02-23 2026-02-20 OSK Nystrom Jackie Lynn SVP, CHRO M - OptEx $0.00 -508.93 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-20 M A 508.93 $175.52 3,729.17 D — — (F1) Each Restricted Stock Unit represents a contingent right to receive one share of OSK common stock.
2 Common Common Stock 2026-02-20 F D 240 $175.52 3,489.17 D — —
3 Derivative Restricted Stock Units 2026-02-20 M D 508.93 $0.00 0 D — · 2026-02-20 to — 508.93 Common Stock (F1) Each Restricted Stock Unit represents a contingent right to receive one share of OSK common stock. (F2) Restricted Stock Unit Award vests in one-third (1/3) annual increments commencing on 2/20/2023.