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 Q1 2015?

166 institutional investors reported NPKI - NPK International Inc. - Common Stock for Q1 2015. Use the holders table for investor-level position and value details.

NPK International Inc. - Common Stock (NPKI)

CUSIP: 651718504

Q1 2015 13F Holders as of 31 Mar 2015

Type / Class: Equity / Common Stock
Shares outstanding: 84,758,681
Total 13F shares: 84,622,564
Share change: -2,436,744
Total reported value: $770,875,425
Price per share: $9.11
Number of holders: 166
Value change: -$23,260,654
Number of buys: 88
Number of sells: 70

Security key

651718504

Report period

Q1 2015

Institutions

166

Top holders

NPKI full security history Newer quarter: Q2 2015 Previous quarter: Q4 2014 NPK International Inc. SEC filings NPK International Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 651718504

Newer quarter: Q2 2015 Previous quarter: Q4 2014

Recent filing periods:

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
DIMENSIONAL FUND ADVISORS LP	13F	Company	8.3%	7,009,745	$66,874,000	—	31 Dec 2014	13F
WELLS FARGO & COMPANY/MN	13F	Company	7.8%	6,621,014	$63,164,000	—	31 Dec 2014	13F
VANGUARD GROUP INC	13F	Company	6.3%	5,333,097	$50,878,000	—	31 Dec 2014	13F
EARNEST PARTNERS LLC	13F	Company	6%	5,099,361	$48,648,000	—	31 Dec 2014	13F
BlackRock Fund Advisors	13F	Company	5.8%	4,925,978	$46,994,000	—	31 Dec 2014	13F
Clearbridge Investments, LLC	13F	Company	4.6%	3,910,576	$37,307,000	—	31 Dec 2014	13F
LSV ASSET MANAGEMENT	13F	Company	4.4%	3,733,355	$35,616,000	—	31 Dec 2014	13F
RS INVESTMENT MANAGEMENT CO LLC	13F	Company	4.1%	3,513,460	$33,518,000	—	31 Dec 2014	13F
NORTHERN TRUST CORP	13F	Company	3.3%	2,820,149	$26,904,000	—	31 Dec 2014	13F
Artisan Partners Limited Partnership	13F	Company	2.9%	2,466,327	$23,529,000	—	31 Dec 2014	13F
ROYCE & ASSOCIATES LP	13F	Company	2.9%	2,417,606	$23,064,000	—	31 Dec 2014	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	2.8%	2,340,941	$22,333,000	—	31 Dec 2014	13F
Oslo Asset Management AS	13F	Company	2.7%	2,247,368	$21,440,000	—	31 Dec 2014	13F
THOMPSON SIEGEL & WALMSLEY LLC	13F	Company	2.5%	2,084,367	$19,885,000	—	31 Dec 2014	13F
HEARTLAND ADVISORS INC	13F	Company	2.4%	2,000,000	$19,080,000	—	31 Dec 2014	13F
STATE STREET CORP	13F	Company	2.3%	1,930,228	$18,417,000	—	31 Dec 2014	13F
GOLDMAN SACHS GROUP INC	13F	Company	1.8%	1,560,166	$14,884,000	—	31 Dec 2014	13F
KILLEN GROUP INC	13F	Company	1.7%	1,417,234	$13,520,000	—	31 Dec 2014	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.7%	1,399,007	$13,347,000	—	31 Dec 2014	13F
Bank of New York Mellon Corp	13F	Company	1.6%	1,370,546	$13,076,000	—	31 Dec 2014	13F
NORGES BANK	13F	Company	1.3%	1,105,051	$10,542,000	—	31 Dec 2014	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	1.3%	1,068,302	$10,192,000	—	31 Dec 2014	13F
AMERIPRISE FINANCIAL INC	13F	Company	1.1%	949,454	$9,057,000	—	31 Dec 2014	13F
ICON ADVISERS INC/CO	13F	Company	1.1%	934,062	$8,911,000	—	31 Dec 2014	13F
TEACHERS ADVISORS, LLC	13F	Company	1.1%	903,092	$8,615,000	—	31 Dec 2014	13F
ROCKEFELLER FINANCIAL SERVICES INC	13F	Company	0.98%	832,515	$7,942,000	—	31 Dec 2014	13F
HANCOCK WHITNEY CORP	13F	Company	0.87%	738,740	$7,048,000	—	31 Dec 2014	13F
IRONBRIDGE CAPITAL MANAGEMENT LP	13F	Company	0.78%	659,080	$6,288,000	—	31 Dec 2014	13F
IRONWOOD INVESTMENT MANAGEMENT LLC	13F	Company	0.63%	530,630	$5,062,000	—	31 Dec 2014	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.62%	522,924	$4,989,000	—	31 Dec 2014	13F
Artemis Investment Management LLP	13F	Company	0.61%	517,200	$4,937,000	—	31 Dec 2014	13F
DEUTSCHE BANK AG\	13F	Company	0.6%	509,050	$4,854,000	—	31 Dec 2014	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.6%	507,626	$4,842,000	—	31 Dec 2014	13F
Tieton Capital Management, LLC	13F	Company	0.56%	478,613	$4,566,000	—	31 Dec 2014	13F
Smith, Graham & Co., Investment Advisors, LP	13F	Company	0.56%	471,586	$4,499,000	—	31 Dec 2014	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.51%	435,870	$4,158,000	—	31 Dec 2014	13F
UBS Group AG	13F	Company	0.5%	423,550	$4,040,000	—	31 Dec 2014	13F
Brandywine Global Investment Management, LLC	13F	Company	0.48%	410,441	$3,916,000	—	31 Dec 2014	13F
TCW GROUP INC	13F	Company	0.46%	390,280	$3,723,000	—	31 Dec 2014	13F
PERRITT CAPITAL MANAGEMENT INC	13F	Company	0.44%	375,600	$3,583,000	—	31 Dec 2014	13F
Invesco Ltd.	13F	Company	0.43%	366,675	$3,498,000	—	31 Dec 2014	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.43%	365,397	$3,486,000	—	31 Dec 2014	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.37%	314,165	$2,998,000	—	31 Dec 2014	13F
BlackRock Investment Management, LLC	13F	Company	0.37%	311,361	$2,970,000	—	31 Dec 2014	13F
MACQUARIE GROUP LTD	13F	Company	0.36%	307,403	$2,933,000	—	31 Dec 2014	13F
State of New Jersey Common Pension Fund D	13F	Company	0.35%	300,000	$2,862,000	—	31 Dec 2014	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	0.35%	294,994	$2,814,000	—	31 Dec 2014	13F
Opus Capital Group, LLC	13F	Company	0.33%	281,694	$2,687,000	—	31 Dec 2014	13F
DEAN INVESTMENT ASSOCIATES, LLC	13F	Company	0.3%	250,885	$2,393,000	—	31 Dec 2014	13F
OXFORD ASSET MANAGEMENT LLP	13F	Company	0.27%	231,691	$2,217,000	—	31 Dec 2014	13F

Institutional Holders of NPK International Inc. - Common Stock (NPKI) as of Q1 2015

As of 31 Mar 2015, NPK International Inc. - Common Stock (NPKI) was held by 166 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 84,622,564 shares. The largest 10 holders included DIMENSIONAL FUND ADVISORS LP, VANGUARD GROUP INC, BlackRock Fund Advisors, EARNEST PARTNERS LLC, WELLS FARGO & COMPANY/MN, Clearbridge Investments, LLC, LSV ASSET MANAGEMENT, RS INVESTMENT MANAGEMENT CO LLC, MILLENNIUM MANAGEMENT LLC, and NORTHERN TRUST CORP. This page lists 166 institutional shareholders reporting positions in this security for the Q1 2015 filing period.

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

Compare Q1 2015 vs Q4 2014 Across Filers

Q4 2014 holders

160

Q1 2015 holders

166

Holder diff

Investor	Q4 2014 Shares	Q1 2015 Shares	Share Diff	Share Chg %	Q4 2014 Value $	Q1 2015 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.