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 2016?

153 institutional investors reported NPKI - NPK International Inc. - Common Stock for Q1 2016. Use the holders table for investor-level position and value details.

NPK International Inc. - Common Stock (NPKI)

CUSIP: 651718504

Q1 2016 13F Holders as of 31 Mar 2016

Type / Class: Equity / Common Stock
Shares outstanding: 84,758,681
Total 13F shares: 85,017,329
Share change: -2,225,479
Total reported value: $367,297,813
Price per share: $4.32
Number of holders: 153
Value change: -$17,678,837
Number of buys: 76
Number of sells: 68

Quarterly Holders Quick Answers

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

Need full ownership history?
Open the full security ownership history page.

Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

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

Newer quarter: Q2 2016
Previous quarter: Q4 2015

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
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	8.5%	7,165,860	$37,836,000	—	31 Dec 2015	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	8.1%	6,887,187	$36,364,000	—	31 Dec 2015	13F
VANGUARD GROUP INC	13F	Company	7.6%	6,404,580	$33,815,000	—	31 Dec 2015	13F
BlackRock Fund Advisors	13F	Company	6.6%	5,580,748	$29,466,000	—	31 Dec 2015	13F
EARNEST PARTNERS LLC	13F	Company	5%	4,270,448	$22,548,000	—	31 Dec 2015	13F
Clearbridge Investments, LLC	13F	Company	4.5%	3,793,136	$20,028,000	—	31 Dec 2015	13F
THOMPSON SIEGEL & WALMSLEY LLC	13F	Company	4.1%	3,494,076	$18,449,000	—	31 Dec 2015	13F
NORTHERN TRUST CORP	13F	Company	3.7%	3,155,784	$16,663,000	—	31 Dec 2015	13F
LSV ASSET MANAGEMENT	13F	Company	3.6%	3,054,162	$16,125,000	—	31 Dec 2015	13F
Oslo Asset Management AS	13F	Company	3.5%	2,976,824	$15,718,000	—	31 Dec 2015	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	3.2%	2,685,605	$14,180,000	—	31 Dec 2015	13F
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.	13F	Company	2.9%	2,454,150	$12,958,000	—	31 Dec 2015	13F
ROYCE & ASSOCIATES LP	13F	Company	2.8%	2,376,431	$12,548,000	—	31 Dec 2015	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	2.6%	2,223,420	$11,740,000	—	31 Dec 2015	13F
WELLS FARGO & COMPANY/MN	13F	Company	2.5%	2,111,248	$11,147,000	—	31 Dec 2015	13F
STATE STREET CORP	13F	Company	2.4%	2,033,743	$10,735,000	—	31 Dec 2015	13F
FRANKLIN RESOURCES INC	13F	Company	1.8%	1,529,340	$8,074,000	—	31 Dec 2015	13F
Brandywine Global Investment Management, LLC	13F	Company	1.8%	1,500,360	$7,922,000	—	31 Dec 2015	13F
NORGES BANK	13F	Company	1.6%	1,345,651	$7,105,000	—	31 Dec 2015	13F
Bank of New York Mellon Corp	13F	Company	1.4%	1,177,840	$6,218,000	—	31 Dec 2015	13F
Artisan Partners Limited Partnership	13F	Company	1.2%	992,065	$5,238,000	—	31 Dec 2015	13F
KILLEN GROUP INC	13F	Company	1.2%	982,514	$5,188,000	—	31 Dec 2015	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	1.2%	979,302	$5,171,000	—	31 Dec 2015	13F
ROCKEFELLER FINANCIAL SERVICES INC	13F	Company	0.99%	841,006	$4,441,000	—	31 Dec 2015	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.97%	819,836	$4,327,000	—	31 Dec 2015	13F
HEARTLAND ADVISORS INC	13F	Company	0.89%	755,874	$3,991,000	—	31 Dec 2015	13F
BLACKROCK ADVISORS LLC	13F	Company	0.88%	744,026	$3,928,000	—	31 Dec 2015	13F
Cortina Asset Management, LLC	13F	Company	0.77%	655,284	$3,460,000	—	31 Dec 2015	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.67%	571,861	$3,020,000	—	31 Dec 2015	13F
Calvert Investment Management, Inc.	13F	Company	0.65%	552,457	$2,917,000	—	31 Dec 2015	13F
FIRST TRUST ADVISORS LP	13F	Company	0.63%	536,418	$2,832,000	—	31 Dec 2015	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.62%	526,011	$2,776,000	—	31 Dec 2015	13F
DEUTSCHE BANK AG\	13F	Company	0.59%	499,021	$2,634,000	—	31 Dec 2015	13F
GUGGENHEIM CAPITAL LLC	13F	Company	0.57%	483,331	$2,552,000	—	31 Dec 2015	13F
Tieton Capital Management, LLC	13F	Company	0.56%	470,960	$2,487,000	—	31 Dec 2015	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.54%	457,178	$2,414,000	—	31 Dec 2015	13F
Invesco Ltd.	13F	Company	0.42%	358,206	$1,892,000	—	31 Dec 2015	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.42%	351,982	$1,858,000	—	31 Dec 2015	13F
BlackRock Investment Management, LLC	13F	Company	0.41%	348,582	$1,841,000	—	31 Dec 2015	13F
TCW GROUP INC	13F	Company	0.41%	343,772	$1,815,000	—	31 Dec 2015	13F
Foundry Partners, LLC	13F	Company	0.39%	332,965	$1,758,000	—	31 Dec 2015	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.39%	330,600	$1,746,000	—	31 Dec 2015	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.38%	325,544	$1,719,000	—	31 Dec 2015	13F
Euclidean Technologies Management, LLC	13F	Company	0.36%	305,545	$1,613,000	—	31 Dec 2015	13F
MACQUARIE GROUP LTD	13F	Company	0.35%	298,503	$1,576,000	—	31 Dec 2015	13F
PARAMETRIC PORTFOLIO ASSOCIATES LLC	13F	Company	0.34%	287,255	$1,517,000	—	31 Dec 2015	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.33%	279,253	$1,474,000	—	31 Dec 2015	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.28%	238,583	$1,260,000	—	31 Dec 2015	13F
NATIXIS ADVISORS, LLC	13F	Company	0.28%	235,894	$1,245,000	—	31 Dec 2015	13F
PRUDENTIAL FINANCIAL INC	13F	Company	0.28%	234,860	$1,240,000	—	31 Dec 2015	13F

Institutional Holders of NPK International Inc. - Common Stock (NPKI) as of Q1 2016

As of 31 Mar 2016, NPK International Inc. - Common Stock (NPKI) was held by 153 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 85,017,329 shares. The largest 10 holders included DIMENSIONAL FUND ADVISORS LP, VANGUARD GROUP INC, BlackRock Fund Advisors, Oslo Asset Management ASA, FMR LLC, Clearbridge Investments, LLC, VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P., THOMPSON SIEGEL & WALMSLEY LLC, NORTHERN TRUST CORP, and LSV ASSET MANAGEMENT. This page lists 153 institutional shareholders reporting positions in this security for the Q1 2016 filing period.

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

Compare Q1 2016 vs Q4 2015 Across Filers

Q4 2015 holders

164

Q1 2016 holders

153

Holder diff

-11

Investor	Q4 2015 Shares	Q1 2016 Shares	Share Diff	Share Chg %	Q4 2015 Value $	Q1 2016 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.