What is the 13F Pro Quality Score for NPKI?

13F Pro ranks NPK International Inc. (NPKI) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View NPKI's current score at https://13fpro.ai/research/NPKI (free sign-up required for the full ranking).

Which hedge funds own the most NPKI stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of NPKI include BlackRock,, AMERIPRISE FINANCIAL, DIMENSIONAL FUND ADVISORS. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/research/NPKI as soon as new 13F filings post.

Where does 13F Pro source NPKI data?

All NPK International Inc. fundamentals and ownership data come directly from SEC EDGAR. NPK International Inc. files with the SEC under CIK 71829. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is NPKI in?

NPK International Inc. (NPKI) is classified in the Industrials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/industrials.

How often is NPKI research updated on 13F Pro?

NPKI's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

NPK International Inc.(NPKI)Stock Analysis

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13F Pro Quality Score

63.2/100

Rank #691 of 2,879 stocksTOP 25%

View Industrials peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

73.5/100

Profitability

72.8/100

Balance Sheet

81.5/100

Earnings Quality

72.8/100

Free Cash Flow

61.2/100

Institutional Flow

49.9/100

Revenue Scale

28.4/100

Dilution Risk

41.5/100

NPKI Stock Analysis & AI Quality Score

AI stock analysis and institutional research for NPK International Inc. (NPKI), a Industrials sector company. 13F Pro's AI-powered ranking engine scores NPKI at 63.2/100 on a 32-signal composite quality model, placing it at rank #691 of 2,879 stocks — the top 25% of the AI-ranked universe. NPKI scores in the top quartile across balance sheet strength (81.5). Areas of concern include revenue scale (28.4), which score below median versus the broader universe. Shareholder dilution risk is elevated at 41.5/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q1 2026), NPK International Inc. reports quarterly revenue of $75.1M, net income of $10.5M, an operating margin of 19.2%. Top institutional holders of NPKI by reported 13-F value include BlackRock,, AMERIPRISE FINANCIAL, DIMENSIONAL FUND ADVISORS, based on the most recent SEC filings. NPKI trades on the NYSE exchange and files with the SEC under CIK 71829. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate NPKI daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for NPK International Inc. directly from SEC EDGAR.

✦

Fun facts about NPK International Inc.

Quirks, history, and lore behind NPKI — the kind of stuff that makes a stock memorable.

1
The Basics
A U.S. industrial company · small-cap · traded over the counter · headquartered in Oklahoma.
2
The Numbers
A modest operation with revenue in the range of tens of millions of dollars — this is not a household name, but it serves a very essential agricultural need.
3
The History
The company has roots in the fertilizer industry, supplying the nutrients that farmers have depended on for decades to keep crops alive and yields high.
4
The Secret
Its entire business revolves around three letters chemists know well: N, P, and K — nitrogen, phosphorus, and potassium — the holy trinity of plant nutrition.
5
The Lore
While agriculture giants battle for billions, this company quietly distributes specialty fertilizers and agricultural chemicals to the markets that big players sometimes overlook.
6
The Giveaway
The ticker literally spells out the three macronutrients every plant needs — N-P-K — because when your whole business is fertilizer, why hide it?

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Revenue

Q1 2026

$75.1M

Net Income

Q1 2026

$10.5M

Free Cash Flow

Q1 2026

$4.4M

Operating Margin

Q1 2026

19.2%

D/E Ratio

Q1 2026

0.04

AI Insight: NPKI Financial Trends

NPKI's balance sheet has dramatically deleveraged — total debt collapsed from $76M in Q2 2024 to $15M in Q1 2026 — while operating income holds steady near $14M.

• Total debt fell 80% from $76M in Q2 2024 to $15M in Q1 2026, sharply reducing financial risk.

• Equity steadily rebuilt from $316M in Q3 2024 to $360M in Q1 2026, a $44M improvement over five quarters.

• Operating income has ranged narrowly between $9M and $14M since Q4 2024, suggesting stable but not expanding profitability.

• Operating cash flow recovered from -$4M in Q4 2024 to $21M in Q1 2026, reinforcing earnings quality.

⚠ Q3 2024 saw a -$174M net loss and -$4M operating income — understanding the one-time nature of that charge matters.

⚠ Revenue visibility is limited: Q3 2024 revenue is missing, and quarterly figures since Q4 2024 range only $58M–$75M.

⚠ Net income dipped to $6M in Q3 2025 from $10M in Q1 2025 before recovering — watch for margin consistency.

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Available Research

13F Pro tracks comprehensive data for NPK International Inc. including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of NPKI

BlackRock, Inc.
$104.4M7,202,705 sh
AMERIPRISE FINANCIAL INC
$81.5M5,623,552 sh
DIMENSIONAL FUND ADVISORS LP
$57.7M3,983,658 sh
VANGUARD CAPITAL MANAGEMENT LLC
$49.6M3,424,942 sh
AMERICAN CENTURY COMPANIES INC
$44.1M3,043,763 sh
WASATCH ADVISORS LP
$42.0M2,899,021 sh
GEODE CAPITAL MANAGEMENT, LLC
$32.5M2,244,164 sh
ROYCE & ASSOCIATES LP
$30.0M2,071,010 sh
STATE STREET CORP
$28.3M1,955,319 sh
MORGAN STANLEY
$26.4M1,823,060 sh

Fund	Value	Shares
BlackRock, Inc.	$104.4M	7,202,705
AMERIPRISE FINANCIAL INC	$81.5M	5,623,552
DIMENSIONAL FUND ADVISORS LP	$57.7M	3,983,658
VANGUARD CAPITAL MANAGEMENT LLC	$49.6M	3,424,942
AMERICAN CENTURY COMPANIES INC	$44.1M	3,043,763
WASATCH ADVISORS LP	$42.0M	2,899,021
GEODE CAPITAL MANAGEMENT, LLC	$32.5M	2,244,164
ROYCE & ASSOCIATES LP	$30.0M	2,071,010
STATE STREET CORP	$28.3M	1,955,319
MORGAN STANLEY	$26.4M	1,823,060

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Is NPKI a good stock to buy?

13F Pro's AI-powered analysis of NPK International Inc. (NPKI) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Industrials sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for NPKI are available on the NPKI stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own NPKI?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling NPKI. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of NPK International Inc.'s investment landscape.