NPK International (NPKI) Chief Accounting Officer Matthew Warren Sells 2,991 Shares
GuruFocus News
09/10/2026 19:05
Matthew Warren, Chief Accounting Officer of NPK International Inc NPKI, sold 2,991 shares of the company on 2026-09-09, according to a recent SEC Filing. Following the transaction, the insider owns 51,439 shares of the company.
The sale adds to a consistent pattern of insider distribution at the company. Over the past year, Matthew Warren has sold 2,991 shares in total and purchased 0 shares. This means the recent transaction accounts for the entirety of the insider’s open-market selling activity over the trailing twelve-month period, with no offsetting purchases recorded.
The broader insider transaction history for NPK International Inc reinforces the directional bias. There have been 0 insider buys in total over the past year, while there have been 16 insider sells over the same timeframe. That imbalance — sixteen sales against zero purchases — suggests that corporate insiders have been net distributors of the stock, and the latest filing from the Chief Accounting Officer is consistent with that trend rather than an isolated event.
Business Overview
NPK International Inc NPKI is an industrial company whose operations center on providing products and services to the energy and industrial end markets. The company’s portfolio includes specialized equipment and solutions used in drilling, well intervention, and related oilfield service applications, alongside industrial products serving broader infrastructure and manufacturing customers. NPK International has historically operated through distinct business segments, allowing it to serve both upstream energy activity and general industrial demand. Because a meaningful portion of its revenue is tied to energy-sector capital spending and maintenance cycles, the company’s financial performance tends to be sensitive to commodity price swings, rig counts, and broader industrial production trends. This cyclicality is an important context for evaluating both insider behavior and the stock’s valuation profile.
Valuation Snapshot
Shares of NPK International Inc were trading for $13.41 apiece on the day of Matthew Warren’s recent sale. This gives the stock a market cap of $1.12 billion.
On earnings-based valuation, the price-earnings ratio is 26.38, which is higher than the industry median of 14.735 and lower than the company’s historical median price-earnings ratio. The comparison cuts both ways: relative to peers, NPKI commands a premium multiple, but relative to its own trading history, the current earnings multiple sits below where the stock has typically changed hands. Investors weighing the stock should consider both frames, since a below-history multiple can reflect either an attractive entry point or a market that is pricing in decelerating fundamentals.
With a price of $13.41 and a GuruFocus Value of $11.72, NPK International Inc has a price-to-GF-Value ratio of 1.14. This means the stock is Modestly Overvalued based on its GF Value.
The GF Value is GuruFocus’s proprietary estimate of what a stock is intrinsically worth. Rather than relying on a single metric, it blends three inputs: the historical multiples the stock has traded at — including the price-earnings ratio, price-sales ratio, price-book ratio, and price-to-free cash flow — a GuruFocus adjustment factor that accounts for the company’s past returns and growth, and forward-looking business estimates supplied by Morningstar analysts. The result is a valuation benchmark that attempts to capture where a stock “should” trade given its own history, its performance trajectory, and third-party expectations for the business. At a price-to-GF-Value ratio of 1.14, NPKI is trading roughly 14% above that intrinsic estimate, placing it in modestly overvalued territory.
Guru Ownership Signal
Beyond insider filings, GuruFocus tracks institutional ownership through 13F filings, and this data offers an additional lens on sentiment. Currently, 5 gurus hold shares of NPK International Inc NPKI, with 2 adding to their positions and 3 trimming in recent quarters. This premium guru 13F ownership data is tracked by GuruFocus and is not available on Simply Wall St or Morningstar.
The guru picture is mixed but leans cautious: more tracked institutional investors reduced exposure than increased it. When read alongside the insider activity — sixteen sales and zero buys over the past year, including the latest disposition by the Chief Accounting Officer — the combined signal suggests that both corporate insiders and a plurality of tracked gurus have been net reducers of NPKI shares. That said, the presence of two gurus adding to positions indicates the stock is not without institutional support, and the divergence between buyers and sellers means the ownership picture is not one-sided.
What the Signals Together Suggest
Taken together, the insider activity and valuation picture present a fairly consistent, if unspectacular, narrative. Matthew Warren’s sale of 2,991 shares — the insider’s only open-market transaction over the past year — fits within a company-wide pattern of sustained insider selling with no offsetting purchases. Meanwhile, the stock trades at a price-earnings ratio above its industry median and at roughly a 14% premium to its GF Value estimate, which GuruFocus classifies as Modestly Overvalued. The guru ownership data adds nuance: five tracked institutions hold the stock, but trimmers outnumber adders three to two.
None of these signals on their own constitutes a definitive verdict on NPK International Inc NPKI. Insider sales can reflect diversification, tax planning, or compensation-related liquidity needs rather than a negative view of the business. Likewise, a modest premium to GF Value is not the same as a severe overvaluation, and the stock’s earnings multiple remains below its own historical median. What the data does show is a stock where the weight of insider and institutional activity tilts toward distribution rather than accumulation, and where the current price sits above GuruFocus’s intrinsic estimate. Investors evaluating NPKI should weigh these factors against the company’s cyclical end-market exposure and its forward business prospects.
This article is for informational purposes only and does not constitute investment advice. All figures are based on the filing and valuation data cited above.
This stock alert was generated using automated technology and GuruFocus financial data to provide readers with timely and accurate market reporting. This content was reviewed by GuruFocus editorial team prior to publication. Please send any questions or comments about this story to [email protected].
Disclosures
I/We may personally own shares in some of the companies mentioned above. However, those positions are not material to either the company or to my/our portfolios.
