SEC CIK 1550150

LARSON RODERICK A.

Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
OIIview stock →397,2792026-05-18
NPKIview stock →23,6552026-05-20

Position History — OII

Reported shares owned immediately after each Form 4 transaction, over time.

0132,426264,853397,2792026-022026-05

Recent Filings — OII

DateActivitySharesPriceOwned After
2026-05-18Open-market sale5,000$38.27397,279
2026-02-24Tax withholding38,227$37.22251,431
2026-02-20Grant / award (derivative)82,672$0.0082,672
2026-02-20Grant / award (derivative)82,672$0.0082,672

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.