What is the 13F Pro Quality Score for NL?

13F Pro ranks NL INDUSTRIES INC (NL) 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 NL's current score at https://13fpro.ai/research/NL (free sign-up required for the full ranking).

Which hedge funds own the most NL stock?

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

Where does 13F Pro source NL data?

All NL INDUSTRIES INC fundamentals and ownership data come directly from SEC EDGAR. NL INDUSTRIES INC files with the SEC under CIK 72162. 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 NL in?

NL INDUSTRIES INC (NL) is classified in the Materials sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/materials.

How often is NL research updated on 13F Pro?

NL'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.

NL INDUSTRIES INC(NL)Stock Analysis

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Materials →NYSE

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SEC EDGAR: CIK 72162 NL stock profile & AI dashboard →

13F Pro Quality Score

30.8/100

Rank #2,340 of 2,879 stocks

View Materials peers →

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

Revenue Growth

38.0/100

Profitability

26.3/100

Balance Sheet

33.8/100

Earnings Quality

30.0/100

Free Cash Flow

12.7/100

Institutional Flow

28.4/100

Revenue Scale

22.2/100

Dilution Risk

94.9/100

NL Stock Analysis & AI Quality Score

AI stock analysis and institutional research for NL INDUSTRIES INC (NL), a Materials sector company. 13F Pro's AI-powered ranking engine scores NL at 30.8/100 on a 32-signal composite quality model, placing it at rank #2,340 of 2,879 stocks — the bottom half of the AI-ranked universe. Areas of concern include free cash flow (12.7) and revenue scale (22.2), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q1 2026), NL INDUSTRIES INC reports quarterly revenue of $40.6M, net income of $4.3M, an operating margin of 10.1%. Top institutional holders of NL by reported 13-F value include DIMENSIONAL FUND ADVISORS, BlackRock,, Aristides Capital, based on the most recent SEC filings. NL trades on the NYSE exchange and files with the SEC under CIK 72162. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate NL 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 NL INDUSTRIES INC directly from SEC EDGAR. NL INDUSTRIES INC's 13F Pro composite quality score has ranged between 31 and 56 since 2024, currently 30.8 — a declining long-term trajectory across 15 quarterly and live scoring snapshots.

✦

Fun facts about NL INDUSTRIES INC

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

1
The Basics
A U.S. materials holding company · listed on the NYSE · headquartered in Dallas, Texas · with interests in specialty chemicals and industrial products.
2
The Numbers
A relatively small-cap outfit whose revenue runs in the hundreds of millions — but its real value sits in equity stakes in other publicly traded companies rather than its own operations.
3
The History
The company traces its roots back to the lead industry in the early 20th century, eventually reinventing itself after environmental liabilities forced a dramatic shift away from its original business.
4
The Secret
Much of its corporate identity today is as a controlling shareholder — it holds a major stake in a company that makes titanium dioxide pigments, the white stuff in paint and sunscreen.
5
The Lore
It once had deep ties to Harold Simmons, the legendary Dallas billionaire and corporate raider, who used it as a key piece in his Contran / Valhi empire of interlocking industrial holdings.
6
The Giveaway
Two letters, one abbreviation: this Dallas holding company with century-old roots in lead and chemicals now collects dividends from Kronos Worldwide and answers to the Contran family tree.

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Revenue

Q1 2026

$40.6M

Net Income

Q1 2026

$4.3M

Free Cash Flow

Q1 2026

$-3.9M

Operating Margin

Q1 2026

10.1%

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+8.5% YoY

$158.3MFY 2025

FY20 $114.5MFY22 $166.6MFY24 $145.9MFY25 $158.3M

Net Income

-156.3% YoY

$-37.8MFY 2025

FY20 $14.7MFY22 $33.8MFY24 $67.2MFY25 $-37.8M

Operating Income

-71.8% YoY

$10.7MFY 2025

FY20 $2.4MFY22 $13.7MFY24 $37.9MFY25 $10.7M

EPS (Diluted)

-155.8% YoY

$-0.77FY 2025

FY20 $0.30FY22 $0.69FY24 $1.38FY25 $-0.77

Total Assets

-19.7% YoY

$464.2MFY 2025

FY20 $548.1MFY22 $609.9MFY24 $578.3MFY25 $464.2M

Op. Cash Flow

-242.3% YoY

$-36.4MFY 2025

FY20 $19.0MFY22 $26.9MFY24 $25.6MFY25 $-36.4M

Metric	FY 2025	FY 2024	FY 2022	FY 2020	FY 2019	FY 2018
Revenue	$158.3M +8.5%	$145.9M -12.4%	$166.6M +45.4%	$114.5M -7.8%	$124.2M +5.1%	$118.2M
Net Income	$-37.8M -156.3%	$67.2M +98.6%	$33.8M +130.5%	$14.7M -43.2%	$25.8M +163.0%	$-41.0M
Operating Income	$10.7M -71.8%	$37.9M +175.8%	$13.7M +482.6%	$2.4M +246.5%	$-1.6M +97.3%	$-60.7M
EPS (Diluted)	$-0.77 -155.8%	$1.38 +100.0%	$0.69 +130.0%	$0.30 -43.4%	$0.53	—
Total Assets	$464.2M -19.7%	$578.3M -5.2%	$609.9M +11.3%	$548.1M -1.7%	$557.5M +1.9%	$547.2M
Operating Cash Flow	$-36.4M -242.3%	$25.6M -5.0%	$26.9M +41.6%	$19.0M -30.7%	$27.4M +60.7%	$17.1M

AI Insight: NL Ratio Trends

NL Industries shows extreme volatility with operating margin swinging from 87.7% in Q4 2024 to negative territory before recovering to 10.1% in Q1 2026.

• Operating margin recovered to 10.1% in Q1 2026 from 4.6% in Q3 2025, showing sequential improvement.

• Net profit margin turned positive to 10.7% in Q1 2026 after hitting -82.2% in Q4 2025.

• ROIC improved to 4.6% in Q1 2026 from 2.0% in Q3 2025, marking gradual recovery.

• TTM metrics remain deeply negative with -21.5% net margin and -9.5% ROE despite recent quarterly improvements.

⚠ Massive profitability swings suggest underlying business instability or significant one-off items impacting quarterly results.

⚠ Whether Q1 2026's positive momentum can sustain given the company's recent history of extreme volatility.

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Available Research

13F Pro tracks comprehensive data for NL INDUSTRIES 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 NL

DIMENSIONAL FUND ADVISORS LP
$12.2M2,089,167 sh
BlackRock, Inc.
$3.1M529,709 sh
Aristides Capital LLC
$2.4M417,014 sh
BRIDGEWAY CAPITAL MANAGEMENT, LLC
$1.9M325,993 sh
VANGUARD CAPITAL MANAGEMENT LLC
$1.9M321,192 sh
Empowered Funds, LLC
$1.4M232,131 sh
GEODE CAPITAL MANAGEMENT, LLC
$1.3M224,514 sh
RENAISSANCE TECHNOLOGIES LLC
$947.2K162,470 sh
STATE STREET CORP
$779.6K133,721 sh
RAYMOND JAMES FINANCIAL INC
$600.8K103,060 sh

Fund	Value	Shares
DIMENSIONAL FUND ADVISORS LP	$12.2M	2,089,167
BlackRock, Inc.	$3.1M	529,709
Aristides Capital LLC	$2.4M	417,014
BRIDGEWAY CAPITAL MANAGEMENT, LLC	$1.9M	325,993
VANGUARD CAPITAL MANAGEMENT LLC	$1.9M	321,192
Empowered Funds, LLC	$1.4M	232,131
GEODE CAPITAL MANAGEMENT, LLC	$1.3M	224,514
RENAISSANCE TECHNOLOGIES LLC	$947.2K	162,470
STATE STREET CORP	$779.6K	133,721
RAYMOND JAMES FINANCIAL INC	$600.8K	103,060

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Is NL a good stock to buy?

13F Pro's AI-powered analysis of NL INDUSTRIES INC (NL) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Materials sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for NL are available on the NL 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 NL?

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 NL. 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 NL INDUSTRIES INC's investment landscape.