Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Greg L. Armstrong currently holds 1,765,812 shares of NATIONAL OILWELL VARCO INC (NOV), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Greg L. Armstrong has been a net buyer of NOV stock. They have purchased $24.5M and sold $1.9M worth of shares.
Greg L. Armstrong's most recent insider trade was on Aug 11, 2025, when they sold 100,000 shares at $0.00 per share.
Greg L. Armstrong serves as Executive at NATIONAL OILWELL VARCO INC (NOV). They have executed 110 insider transactions totaling $26.5M over their tenure at the company.
Greg L. Armstrong holds the position of Executive at NATIONAL OILWELL VARCO INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 19 years and currently hold a stake valued at $0.
Greg L. Armstrong has shown a buying trading pattern, with $24.5M in total purchases and $1.9M in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by Greg L. Armstrong was on Feb 10, 2016, when they purchased $5.9M worth of PAGP shares. This transaction involved 1,000,000 shares at $5.86 per share.
Greg L. Armstrong currently owns 1,765,812 shares of NATIONAL OILWELL VARCO INC (NOV), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Greg L. Armstrong's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Greg L. Armstrong has 110 Form 4 filings on record as an insider at NATIONAL OILWELL VARCO INC.
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