Historical shareholding details of Rice Hall James & Associates, LLC holdings in NPK International Inc. (NPKI)

Monthly changes of Rice Hall James & Associates, LLC shareholding in NPK International Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Aug 31, 2025	Rice Hall James & Associates, Llc	206,109	0.24%

Jul 31, 2025	Rice Hall James & Associates, Llc	206,109	0.24%

Jun 30, 2025	Rice Hall James & Associates, Llc	656,243	0.78%
Jun 30, 2025	Rice Hall James & Associates, Llc	194,770	0.23%

May 31, 2025	Rice Hall James & Associates, Llc	195,470	0.23%

Apr 30, 2025	Rice Hall James & Associates, Llc	196,370	0.23%

Mar 31, 2025	Rice Hall James & Associates, Llc	691,282	0.82%
Mar 31, 2025	Rice Hall James & Associates, Llc	196,370	0.23%

Feb 28, 2025	Rice Hall James & Associates, Llc	198,870	0.23%

Jan 31, 2025	Rice Hall James & Associates, Llc	130,611	0.15%

Dec 31, 2024	Rice Hall James & Associates, Llc	427,247	0.49%
Dec 31, 2024	Rice Hall James & Associates, Llc	130,611	0.15%

Nov 30, 2024	Rice Hall James & Associates, Llc	110,470	0.13%

Oct 31, 2024	Rice Hall James & Associates, Llc	70,679	0.08%