OSK

OSHKOSH CORP · Manufacturing · Market cap $9.0B

Insiders sold $68K net in the last 90 days ·1 seller, 0 buyers· 1 of 1 sale under Rule 10b5-1 plans· latest Form 4 filed May 13, 2026

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$930K

reported sales (SEC code S)

Unique Insiders

3

in the rolling window

Latest filing

Jul 16, 2026

Palmer Duncan

OSHKOSH CORP (OSK) has 44 SEC Form 4 filings (103 transaction rows) in the rolling window, disclosed by 3 distinct insiders. Most recent filing: Jul 16, 2026.

Inside the rolling window, 3 insiders at OSHKOSH CORP reported no open-market purchases and 3 open-market sales totaling $930K. Insiders have net sold $930K over the trailing 6 months. The most recent open-market filing is a sale of 505 shares by Director Palmer Duncan, dated May 12, 2026, worth $68K.

  • Industry:Auto - Manufacturers
  • CEO:John C. Pfeifer
  • Employees:18,033
  • HQ:Oshkosh, WI, US
  • IPO:1985-10-02
Source
Palmer DuncanFirst filing
Sale$68KMay 13SEC ↗
Khare AnupamFirst filing
Sale$676KMar 2SEC ↗
Verich John SFirst filing
Sale$186KFeb 23SEC ↗
Showing 1–3 of 3
1 / 1

Congress trading OSK 38 all-time

  • RRep. Michael T. McCaulSale$100,001 - $250,0002024-06-13
  • RRep. Michael T. McCaulSale$50,001 - $100,0002024-06-14
  • RRep. Michael T. McCaulSale$50,001 - $100,0002024-06-20
  • RRep. Michael T. McCaulSale$100,001 - $250,0002024-06-21
  • RRep. Michael T. McCaulSale$15,001 - $50,0002024-05-22
  • RRep. Michael T. McCaulSale$15,001 - $50,0002024-05-21

STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.

Frequently asked questions

How many SEC Form 4 insider filings does OSK have?

OSHKOSH CORP (OSK) has 44 SEC Form 4 filings (103 transaction rows) in the rolling 365-day window, disclosed by 3 distinct insiders. Most recent filing: Jul 16, 2026.

When was the most recent SEC Form 4 filing for OSK?

The most recent Form 4 filing for OSK on Tracefour is dated Jul 16, 2026.

What is the net insider flow at OSK over the last 6 months?

Over the trailing 180 days, insiders at OSK have net sold $930K based on SEC Form 4 disclosures.

What is the total insider buy and sell value at OSK in the current window?

Inside the rolling window, insiders at OSK bought $0 and sold $930K based on SEC Form 4 filings.

Can I get alerts for OSK insider trading?

Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at OSHKOSH CORP (OSK). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.

Related companies

OSHKOSH CORP is in the Manufacturing sector.