What does CUSIP 651718504 represent in this 13F holders report?

CUSIP 651718504 is the security identifier for NPKI - NPK International Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held NPKI - NPK International Inc. - Common Stock in Q4 2018?

165 institutional investors reported NPKI - NPK International Inc. - Common Stock for Q4 2018. Use the holders table for investor-level position and value details.

NPK International Inc. - Common Stock (NPKI)

CUSIP: 651718504

Q4 2018 13F Holders as of 31 Dec 2018

Type / Class: Equity / Common Stock
Shares outstanding: 84,758,681
Total 13F shares: 91,617,280
Share change: +993,314
Total reported value: $629,322,769
Price per share: $6.87
Number of holders: 165
Value change: +$733,426
Number of buys: 82
Number of sells: 77

Quarterly Holders Quick Answers

What is CUSIP 651718504?
CUSIP 651718504 identifies NPKI - NPK International Inc. - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2019
Previous quarter: Q3 2018

Recent filing periods for CUSIP 651718504:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of NPKI - NPK International Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
BlackRock Finance, Inc.	13F	Company	16%	13,580,438	$140,558,000	—	30 Sep 2018	13F
VANGUARD GROUP INC	13F	Company	10%	8,628,858	$89,309,000	—	30 Sep 2018	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	9%	7,620,935	$78,876,000	—	30 Sep 2018	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	6.7%	5,657,643	$58,556,000	—	30 Sep 2018	13F
Clearbridge Investments, LLC	13F	Company	4.6%	3,905,177	$40,419,000	—	30 Sep 2018	13F
AMERIPRISE FINANCIAL INC	13F	Company	3.7%	3,155,386	$32,658,000	—	30 Sep 2018	13F
Bank of New York Mellon Corp	13F	Company	3.7%	3,095,835	$32,042,000	—	30 Sep 2018	13F
NORTHERN TRUST CORP	13F	Company	3.6%	3,040,511	$31,469,000	—	30 Sep 2018	13F
ROYCE & ASSOCIATES LP	13F	Company	3.4%	2,896,430	$29,978,000	—	30 Sep 2018	13F
STATE STREET CORP	13F	Company	3.4%	2,848,173	$29,480,000	—	30 Sep 2018	13F
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.	13F	Company	3.3%	2,768,600	$28,655,000	—	30 Sep 2018	13F
HEARTLAND ADVISORS INC	13F	Company	2.2%	1,852,998	$19,179,000	—	30 Sep 2018	13F
Rockefeller Capital Management L.P.	13F	Company	1.9%	1,632,264	$16,894,000	—	30 Sep 2018	13F
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	13F	Company	1.8%	1,535,348	$15,891,000	—	30 Sep 2018	13F
WELLS FARGO & COMPANY/MN	13F	Company	1.8%	1,530,431	$15,840,000	—	30 Sep 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	1.5%	1,255,595	$12,995,000	—	30 Sep 2018	13F
Boston Trust Walden Corp	13F	Company	1.3%	1,093,066	$11,314,000	—	30 Sep 2018	13F
NORGES BANK	13F	Company	1.2%	1,039,861	$10,762,000	—	30 Sep 2018	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	1.1%	964,742	$9,986,000	—	30 Sep 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.1%	925,053	$9,574,000	—	30 Sep 2018	13F
BANK OF AMERICA CORP /DE/	13F	Company	1%	885,381	$9,164,000	—	30 Sep 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1%	872,160	$9,026,000	—	30 Sep 2018	13F
LSV ASSET MANAGEMENT	13F	Company	0.97%	820,774	$8,495,000	—	30 Sep 2018	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.88%	747,318	$7,735,000	—	30 Sep 2018	13F
THRIVENT FINANCIAL FOR LUTHERANS	13F	Company	0.85%	717,100	$7,422,000	—	30 Sep 2018	13F
Oslo Asset Management AS	13F	Company	0.83%	699,573	$7,241,000	—	30 Sep 2018	13F
Epoch Investment Partners, Inc.	13F	Company	0.75%	632,550	$6,547,000	—	30 Sep 2018	13F
Invesco Ltd.	13F	Company	0.71%	600,177	$6,212,000	—	30 Sep 2018	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	0.69%	584,638	$6,051,000	—	30 Sep 2018	13F
DALTON GREINER HARTMAN MAHER & CO	13F	Company	0.67%	570,710	$5,907,000	—	30 Sep 2018	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.66%	562,350	$5,820,000	—	30 Sep 2018	13F
TCW GROUP INC	13F	Company	0.66%	555,511	$5,749,000	—	30 Sep 2018	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.63%	537,689	$5,565,000	—	30 Sep 2018	13F
Tieton Capital Management, LLC	13F	Company	0.62%	523,538	$5,419,000	—	30 Sep 2018	13F
Foundry Partners, LLC	13F	Company	0.59%	503,365	$5,210,000	—	30 Sep 2018	13F
Russell Investments Group, Ltd.	13F	Company	0.58%	490,687	$5,077,000	—	30 Sep 2018	13F
FEDERATED HERMES, INC.	13F	Company	0.56%	474,824	$4,914,000	—	30 Sep 2018	13F
Brandywine Global Investment Management, LLC	13F	Company	0.54%	461,478	$4,777,000	—	30 Sep 2018	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.54%	453,598	$4,695,000	—	30 Sep 2018	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.5%	421,298	$4,360,000	—	30 Sep 2018	13F
DEUTSCHE BANK AG\	13F	Company	0.47%	398,049	$4,120,000	—	30 Sep 2018	13F
Allianz Asset Management GmbH	13F	Company	0.41%	345,914	$3,580,000	—	30 Sep 2018	13F
BANK OF MONTREAL /CAN/	13F	Company	0.4%	336,482	$3,482,000	—	30 Sep 2018	13F
EARNEST PARTNERS LLC	13F	Company	0.37%	316,358	$3,274,000	—	30 Sep 2018	13F
Monarch Partners Asset Management LLC	13F	Company	0.32%	267,195	$2,765,000	—	30 Sep 2018	13F
Piermont Capital Management Inc.	13F	Company	0.31%	266,425	$2,757,000	—	30 Sep 2018	13F
CITADEL ADVISORS LLC	13F	Company	0.31%	259,719	$2,688,000	—	30 Sep 2018	13F
MARSHALL WACE, LLP	13F	Company	0.29%	248,545	$2,572,000	—	30 Sep 2018	13F
NATIXIS ADVISORS, LLC	13F	Company	0.29%	246,328	$2,550,000	—	30 Sep 2018	13F
TEACHERS ADVISORS, LLC	13F	Company	0.28%	241,118	$2,496,000	—	30 Sep 2018	13F

Institutional Holders of NPK International Inc. - Common Stock (NPKI) as of Q4 2018

As of 31 Dec 2018, NPK International Inc. - Common Stock (NPKI) was held by 165 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 91,617,280 shares. The largest 10 holders included BlackRock Inc., Vanguard Group Inc, DIMENSIONAL FUND ADVISORS LP, VICTORY CAPITAL MANAGEMENT INC, Clearbridge Investments, LLC, AMERIPRISE FINANCIAL INC, Bank of New York Mellon Corp, VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P., NORTHERN TRUST CORP, and ROYCE & ASSOCIATES LP. This page lists 165 institutional shareholders reporting positions in this security for the Q4 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2018 vs Q3 2018 Across Filers

Q3 2018 holders

175

Q4 2018 holders

165

Holder diff

-10

Investor	Q3 2018 Shares	Q4 2018 Shares	Share Diff	Share Chg %	Q3 2018 Value $	Q4 2018 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.