$83.77+1.22% vs prior closeFinazon · prior-day close, indicative (IEX-derived, not the official close) · Jul 17, 2026
Price · Chart
This price chart is drawn by TradingView, from their own data, in an embed loaded from their servers. We hold too few licensed daily closes of our own for NBR to draw a line in its place.
SEC Form 4 · last 90 days · newest reported trade 28 Aug 2026
Open-market buys0
Open-market sells1
Net sold$295K
Non-trade filings1
DateInsiderTypeSharesValue
28 Aug 2026Tudor David JDirectorSell3,200$295K
Compensation mechanics
Share grants, option exercises, tax withholding and transfers. They reach the same Form 4 as a trade, but they are not the insider buying or selling on the open market, so no purchase or sale value applies to them.
DateInsiderTypeSharesValue
01 Oct 2026Rodriguez Rodriguez Miguel AngelCHIEF FINANCIAL OFFICERTax withheld475$37K
8 of the 45 institutional funds we track reported a NBR position for the quarter ended 30 Jun 2026 — a combined $69.1M; the latest of those filings landed 02 Sep 2026.