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OSK

Oshkosh Corp

Company with tickers: OSK

CIK
775158
CUSIP
688239201
Shares Outstanding
62,351,309
13F Activity (30d)
227 filings 221 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 586
Total Value: $9,042,460,258
Total Shares: 61,425,587
Showing 1–100 of 604 holdings by value · page 1 of 7

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 586 13F filers · Δ vs Dec 31, 2025
Top Holder
12.3%
Jun 2023 → Mar 2026 · range 11.9% – 15.6%
+0.4 pts
Top 5
36.9%
Jun 2023 → Mar 2026 · range 36.9% – 47.0%
−2.9 pts
Top 10
53.7%
Jun 2023 → Mar 2026 · range 52.9% – 60.8%
+0.8 pts
HHI
410
Jun 2023 → Mar 2026 · range 410 – 621
Broadly held−37

Quarterly Activity

vs Dec 31, 2025
New
113
Increased
211
Decreased
174
Sold Out
81
Unchanged
88
Holder count: +32
Institutional value: +10.2%
Shares held: -6.0%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 604
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Holder Value (USD) % of 13F Shares Open