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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: Fruge Mary Celeste</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+Fruge+Mary+Celeste/26600854.html</link>
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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: Fruge Mary Celeste</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+Fruge+Mary+Celeste/26600854.html</link>
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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: LANIGAN MATTHEW</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+LANIGAN+MATTHEW/26600851.html</link>
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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: LANIGAN MATTHEW</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+LANIGAN+MATTHEW/26600851.html</link>
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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: Piontek Gregg</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+Piontek+Gregg/26600848.html</link>
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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: Piontek Gregg</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+Piontek+Gregg/26600848.html</link>
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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: Briggs Lori</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+Briggs+Lori/26600841.html</link>
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   <title>Form  4          NPK International Inc.    For: Jun 01  Filed by: Briggs Lori</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+Jun+01++Filed+by%3A+Briggs+Lori/26600841.html</link>
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   <title>Form  144        NPK International Inc.                 Filed by: LANIGAN MATTHEW</title>
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   <pubDate>Wed, 03 Jun 2026 16:28:00 -0400</pubDate>
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   <title>Form  144        NPK International Inc.                 Filed by: LANIGAN MATTHEW</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++144++++++++NPK+International+Inc.+++++++++++++++++Filed+by%3A+LANIGAN+MATTHEW/26599330.html</link>
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   <title>Form  144        NPK International Inc.                 Filed by: Briggs Lori</title>
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   <pubDate>Tue, 02 Jun 2026 16:32:00 -0400</pubDate>
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   <title>Form  144        NPK International Inc.                 Filed by: Briggs Lori</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++144++++++++NPK+International+Inc.+++++++++++++++++Filed+by%3A+Briggs+Lori/26592289.html</link>
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   <pubDate>Tue, 02 Jun 2026 16:32:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: ROBESON ROSE M</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+ROBESON+ROSE+M/26536900.html</link>
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   <pubDate>Thu, 21 May 2026 17:20:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: ROBESON ROSE M</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+ROBESON+ROSE+M/26536900.html</link>
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   <pubDate>Thu, 21 May 2026 17:20:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: MINGE JOHN C</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+MINGE+JOHN+C/26536887.html</link>
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   <pubDate>Thu, 21 May 2026 17:19:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: MINGE JOHN C</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+MINGE+JOHN+C/26536887.html</link>
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   <pubDate>Thu, 21 May 2026 17:19:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: Meer Claudia Michel</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+Meer+Claudia+Michel/26536876.html</link>
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   <pubDate>Thu, 21 May 2026 17:17:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: Meer Claudia Michel</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+Meer+Claudia+Michel/26536876.html</link>
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   <pubDate>Thu, 21 May 2026 17:17:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: Lewis Michael A</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+Lewis+Michael+A/26536864.html</link>
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   <pubDate>Thu, 21 May 2026 17:16:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: Lewis Michael A</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+Lewis+Michael+A/26536864.html</link>
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   <pubDate>Thu, 21 May 2026 17:16:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: LARSON RODERICK A.</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+LARSON+RODERICK+A./26536840.html</link>
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   <pubDate>Thu, 21 May 2026 17:14:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: LARSON RODERICK A.</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+20++Filed+by%3A+LARSON+RODERICK+A./26536840.html</link>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: CUTILLO JOSEPH A</title>
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   <pubDate>Thu, 21 May 2026 17:10:00 -0400</pubDate>
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   <title>Form  4          NPK International Inc.    For: May 20  Filed by: CUTILLO JOSEPH A</title>
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   <title>Form  4          NPK International Inc.    For: May 19  Filed by: Piontek Gregg</title>
   <link>http://www.streetinsider.com/SEC+Filings/Form++4++++++++++NPK+International+Inc.++++For%3A+May+19++Filed+by%3A+Piontek+Gregg/26536754.html</link>
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   <pubDate>Thu, 21 May 2026 17:08:00 -0400</pubDate>
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