Propetro Holding Corp. (PUMP) experienced a significant pre-market plunge of 6.68% on Monday, as the stock opened sharply lower in early trading.

The sharp decline follows the company's announcement of a private offering of $500 million in convertible senior notes due 2031. The market reacted negatively to the potential dilution from the convertible notes, which can be converted into common stock, and the signal that the company is seeking substantial capital. Propetro indicated that a portion of the proceeds would be used for capped call transactions to reduce dilution, with the remainder targeted for general corporate purposes including growth capital for additional power generation equipment.