What is the 13F Pro Quality Score for NPO?

13F Pro ranks Enpro Inc. (NPO) 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 NPO's current score at https://13fpro.ai/company/NPO (free sign-up required for the full ranking).

Which hedge funds own the most NPO stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of NPO include BlackRock,, VANGUARD PORTFOLIO MANAGEMENT, FMR. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/company/NPO as soon as new 13F filings post.

Where does 13F Pro source NPO data?

All Enpro Inc. fundamentals and ownership data come directly from SEC EDGAR. Enpro Inc. files with the SEC under CIK 1164863. 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 NPO in?

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

What drives NPO's revenue?

Per Enpro Inc.'s latest 10-Q filed with the SEC on 2026-08-04, the biggest revenue drivers are: Sealing Technologies ($216.2M, +15.3% YoY); Advanced Surface Technologies ($122.9M, +21.8% YoY). Figures are extracted from the filing text and machine-verified against the document. Full breakdown at https://13fpro.ai/company/NPO.

What are NPO's largest expenses?

Enpro Inc.'s latest 10-Q reports these as the largest expense items: Cost of sales ($189.8M, +16.1% YoY); Selling, general and administrative ($89.8M, +13.5% YoY); Interest expense ($8.7M, -3.3% YoY). Sourced directly from SEC EDGAR filing text for Q2 FY2026 (quarter ended June 30, 2026).

How often is NPO research updated on 13F Pro?

NPO'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.

Enpro Inc.(NPO)Stock Analysis

AI analysis on 2,800+ stocks →Deep AI analysis on 2,800+ stocks →

Materials →NYSEmid

Institutional-grade research for retail investors

SEC EDGAR: CIK 1164863 NPO stock profile & AI dashboard →

13F Pro Quality Score

55.0/100

Rank #1,276 of 2,961 stocksTOP 50%

View Materials peers →

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

Revenue Growth

52.2/100

Profitability

33.5/100

Balance Sheet

50.9/100

Earnings Quality

90.1/100

Free Cash Flow

61.2/100

Institutional Flow

38.0/100

Revenue Scale

53.8/100

Dilution Risk

50.1/100

Email me the moment this company reports earnings

AI Research Report

Two-page plain-English analysis: business, thesis, and three scenarios for the next two years. Refreshed every quarter.

Upgrade to Pro

Pro: 5 reports/month · Pro+: unlimitedOpinion, not investment advice. Do your own research.

Why NPO Scores 55/100

exact factor attribution · 2026-09-11

NPO's composite is driven by earnings quality and free cash flow, held back by profitability. Bars show each factor's exact push vs. a median company, using the same weights the ranking engine applies.

Earnings quality

+4.0 pts

90th pct

Free cash flow

+1.7 pts

61th pct

Earnings growth

+1.3 pts

76th pct

Scale

+0.6 pts

54th pct

Revenue growth

+0.4 pts

52th pct

Capital efficiency

+0.1 pts

51th pct

Shareholder dilution

+0.0 pts

50th pct

Institutional flow

-0.6 pts

38th pct

Profitability

-2.5 pts

34th pct

Latest change (2026-08-04): 60 → 52 · ↓ Profit margin 69→37; ↓ Earnings growth 87→41; despite ↑ Dilution 50→65

Factor percentiles are cross-sectional ranks across the ~2,800-stock scored universe, computed from SEC EDGAR filings. Not investment advice.

Unusual Activity in NPO

Events flagged as statistical outliers against NPO's own multi-year baseline — not fixed dollar thresholds.

Score shock2026-08-04
NPO quality score dropped 8 points (60→52) on a new filing
View source filing →

NPO Stock Analysis & AI Quality Score

Data updated 2026-09-11

AI stock analysis and institutional research for Enpro Inc. (NPO), a Materials sector company. 13F Pro's AI-powered ranking engine scores NPO at 55.0/100 on a 32-signal composite quality model, placing it at rank #1,276 of 2,961 stocks — the top half of the AI-ranked universe. NPO scores in the top quartile across earnings quality (90.1). Areas of concern include profitability (33.5) and institutional flow (38.0), which score below median versus the broader universe. Based on the latest XBRL financial filings (Q2 2026), Enpro Inc. reports quarterly revenue of $338.8M, net income of $27.1M, free cash flow of $35.7M. Top institutional holders of NPO by reported 13-F value include BlackRock, VANGUARD PORTFOLIO MANAGEMENT, FMR, based on the most recent SEC filings. NPO trades on the NYSE exchange and files with the SEC under CIK 1164863. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate NPO 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 Enpro Inc. directly from SEC EDGAR. Enpro Inc.'s 13F Pro composite quality score has ranged between 52 and 56 since 2025, currently 55.0 — a stable long-term trajectory across 52 quarterly and live scoring snapshots.

✦

Fun facts about Enpro Inc.

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

1
The Basics
U.S. industrial manufacturer · mid-cap · listed on the NYSE · headquartered in North Carolina.
2
The Numbers
Annual revenue in the range of roughly $1.5 billion, serving customers across aerospace, semiconductor, and industrial markets worldwide.
3
The History
Spun off from Coltec Industries in the early 2000s, it inherited a portfolio of engineered products — and a long legal tail of asbestos liability that has shaped its finances for decades.
4
The Secret
Managing legacy asbestos claims is practically a second business here — the company maintains a dedicated trust and has paid out billions in settlements over the years.
5
The Lore
Its GrafTech-derived sealing and engineered materials divisions serve some of the most demanding environments on earth, including the cleanrooms where computer chips are born.
6
The Giveaway
Ticker NPO, formerly known as EnPro Industries — a specialty manufacturer of sealing products, engineered materials, and advanced surface technologies that quietly keeps industry running.

▶ Think you know your stocks? Play the Daily Ticker

What's Driving NPO's Business? Latest 10-Q Breakdown

AI-extracted from Enpro Inc.'s 10-Q filed 2026-08-04 — Q2 FY2026 (quarter ended June 30, 2026). Every figure is machine-verified against the filing text on SEC EDGAR.

EnPro Inc. reported Q2 2026 net sales of $338.8M, up 17.6% YoY, with net income of $27.1M; Adjusted Segment EBITDA grew 21.6% to $101.1M driven by strong semiconductor and aerospace demand.

Biggest Revenue Drivers

Sealing Technologies$216.2M+15.3% YoY

Organic growth of 5.0% including pricing gains and aerospace/general industrial strength, plus $16.4M from acquisitions; commercial vehicle weakness partially offset gains.

Advanced Surface Technologies$122.9M+21.8% YoY

Strong precision cleaning solutions, increased demand for critical semiconductor tools and assemblies, and optical coatings growth.

Biggest Revenue Drivers

Total revenue: $338.8M+17.6% YoY

Sealing Technologies$216.2M+15.3% YoY

Organic growth of 5.0% including pricing gains and aerospace/general industrial strength, plus $16.4M from acquisitions; commercial vehicle weakness partially offset gains.

Advanced Surface Technologies$122.9M+21.8% YoY

Strong precision cleaning solutions, increased demand for critical semiconductor tools and assemblies, and optical coatings growth.

Largest Expense Items

Cost of sales$189.8M+16.1% YoY

Increased proportionally with sales growth; includes amortization of acquisition-date inventory fair value adjustment.

Selling, general and administrative$89.8M+13.5% YoY

Higher headcount and personnel costs supporting growth initiatives and increased incentive compensation accruals.

Interest expense$8.7M-3.3% YoY

Higher average debt balance offset by favorable debt refinancing and redemption of 2026 notes.

Watch Items from the Filing

Environmental reserve increased $22.2M to $64.4M at June 30, 2026, primarily Arizona uranium mines ($36.4M), reflecting EPA preference for off-site waste disposal over capping; $12.7M expected reimbursement from U.S. government.
Water Valley facility litigation: 635 alleged former employees filed claims in Mississippi state court; workers' compensation petitions ongoing; no reserves accrued as proceedings in early stages and outcomes not estimable.
Commercial vehicle OEM market experiencing continued demand weakness, partially offset by aerospace and nuclear strength; European general industrial and food/pharma demand tepid.
Completed acquisitions of Overlook Industries and AlpHa Measurement Holdings in Q4 2025 for $273.9M contributed $22.2M organic growth equivalent in Q2 2026; $159.2M goodwill recorded with 32% tax deductibility.

AI-extracted and verified against SEC EDGAR filing text. Not investment advice.

Read the full 10-Q on SEC EDGAR →Share on X

Revenue

Q2 2026

$338.8M

Net Income

Q2 2026

$27.1M

Free Cash Flow

Q2 2026

$35.7M

ROIC

Q2 2026

10.7%

D/E Ratio

Q2 2026

0.36

Period

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro

Revenue

+9.0% YoY

$1.14BFY 2025

FY22 $1.10BFY23 $1.06BFY24 $1.05BFY25 $1.14B

Net Income

-44.4% YoY

$40.5MFY 2025

FY22 $205.1MFY23 $22.2MFY24 $72.9MFY25 $40.5M

Operating Income

+13.6% YoY

$161.6MFY 2025

FY22 $72.2MFY23 $76.8MFY24 $142.3MFY25 $161.6M

EPS (Diluted)

-44.6% YoY

$1.91FY 2025

FY22 $9.83FY23 $1.05FY24 $3.45FY25 $1.91

Total Assets

+6.9% YoY

$2.66BFY 2025

FY22 $2.65BFY23 $2.50BFY24 $2.49BFY25 $2.66B

Total Debt

-0.1% YoY

$655.5MFY 2025

FY22 $806.3MFY23 $654.9MFY24 $656.1MFY25 $655.5M

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$1.14B +9.0%	$1.05B -1.0%	$1.06B -3.6%	$1.10B +30.8%	$840.4M +5.1%	$800.0M
Net Income	$40.5M -44.4%	$72.9M +228.4%	$22.2M -89.2%	$205.1M +15.3%	$177.9M +0.2%	$177.6M
Operating Income	$161.6M +13.6%	$142.3M +85.3%	$76.8M +6.4%	$72.2M +10.4%	$65.4M +124.7%	$29.1M
EPS (Diluted)	$1.91 -44.6%	$3.45 +228.6%	$1.05 -89.3%	$9.83 +14.7%	$8.57 -0.8%	$8.64
Total Assets	$2.66B +6.9%	$2.49B -0.3%	$2.50B -5.6%	$2.65B -11.0%	$2.97B +42.8%	$2.08B
Total Debt	$655.5M -0.1%	$656.1M +0.2%	$654.9M -18.8%	$806.3M -29.2%	$1.14B +130.0%	$495.1M

Get alerted when NPO's score changes

Free account: watchlist tracking, the daily AI brief, and the AI screener.

Passwordless sign-in · Payments by Stripe · Auth by Clerk

Available Research

13F Pro tracks comprehensive data for Enpro 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 NPO

BlackRock, Inc.
$1.3B3,364,116 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$528.1M1,401,040 sh
FMR LLC
$480.5M1,274,844 sh
Invesco Ltd.
$360.8M957,221 sh
VANGUARD CAPITAL MANAGEMENT LLC
$358.3M950,577 sh
STATE STREET CORP
$321.8M853,719 sh
DIMENSIONAL FUND ADVISORS LP
$249.5M661,814 sh
Capital World Investors
$226.0M599,592 sh
Capital International Investors
$216.7M574,856 sh
GEODE CAPITAL MANAGEMENT, LLC
$207.1M549,436 sh

Fund	Value	Shares
BlackRock, Inc.	$1.3B	3,364,116
VANGUARD PORTFOLIO MANAGEMENT LLC	$528.1M	1,401,040
FMR LLC	$480.5M	1,274,844
Invesco Ltd.	$360.8M	957,221
VANGUARD CAPITAL MANAGEMENT LLC	$358.3M	950,577
STATE STREET CORP	$321.8M	853,719
DIMENSIONAL FUND ADVISORS LP	$249.5M	661,814
Capital World Investors	$226.0M	599,592
Capital International Investors	$216.7M	574,856
GEODE CAPITAL MANAGEMENT, LLC	$207.1M	549,436

Companies Similar to NPO

Ranked by quality-profile closeness and shared hedge-fund ownership — not just sector membership.

ESI

Element Solutions Inc

AI score

Similar quality profile · 19 shared holders

T. Rowe Price Investment Management, Inc.Capital World Investors ROYCE & ASSOCIATES LP

AVNT

AVIENT CORP

AI score

Similar quality profile · 21 shared holders

WESTFIELD CAPITAL MANAGEMENT CO LP BAMCO INC /NY/KENNEDY CAPITAL MANAGEMENT LLC

ATR

APTARGROUP, INC.

AI score

Similar quality profile · 14 shared holders

SEGALL BRYANT & HAMILL, LLC SILVERCREST ASSET MANAGEMENT GROUP LLC EULAV Asset Management

MTX

MINERALS TECHNOLOGIES INC

AI score

Similar quality profile · 9 shared holders

GAMCO INVESTORS, INC. ET AL ROYCE & ASSOCIATES LP KENNEDY CAPITAL MANAGEMENT LLC

CSW

CSW INDUSTRIALS, INC.

AI score

Similar quality profile · 24 shared holders

Capital World Investors WASATCH ADVISORS LP CONGRESS ASSET MANAGEMENT CO /MA

KNF

Knife River Corp

AI score

Similar quality profile · 17 shared holders

Capital World Investors T. Rowe Price Investment Management, Inc.Capital Research Global Investors

ROG

ROGERS CORP

AI score

Similar quality profile · 14 shared holders

Leeward Investments, LLC - MA Capital Research Global Investors First Eagle Investment Management, LLC

PKG

PACKAGING CORP OF AMERICA

AI score

Similar quality profile · 13 shared holders

T. Rowe Price Investment Management, Inc.WESTFIELD CAPITAL MANAGEMENT CO LP SCOPUS ASSET MANAGEMENT, L.P.

Similarity is computed from the 8 composite sub-scores and latest-quarter 13F conviction holdings (index-style filers excluded). Refreshed monthly.

More Materials Companies

View all Materials →

Alcoa Corp

AAUC

Allied Gold Corp

ABAT

AMERICAN BATTERY TECHNOLOGY Co

AEC

ANFIELD ENERGY INC.

AEM

AGNICO EAGLE MINES LTD

FIRST MAJESTIC SILVER CORP

AGI

ALAMOS GOLD INC

ALB

ALBEMARLE CORP

Put NPO on your watchlist

Track score changes the day Enpro Inc. files with the SEC, follow the hedge funds that own it, screen 2,800+ AI-scored stocks, and get the daily brief — free.

View Pricing

Free tier includes 13F data, economic indicators, and market overview. Pro starts at $6.67/mo (billed annually).

Passwordless sign-in · Payments by Stripe · Auth by Clerk

Popular Research

AAPL

Apple

MSFT

Microsoft

NVDA

NVIDIA

GOOG

Alphabet

AMZN

Amazon

Is NPO a good stock to buy?

13F Pro's AI-powered analysis of Enpro Inc. (NPO) 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 NPO are available on the NPO 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. NPO is classified as a mid company.

Which hedge funds own NPO?

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 NPO. 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 Enpro Inc.'s investment landscape.