What is the 13F Pro Quality Score for CLFD?

13F Pro ranks Clearfield, Inc. (CLFD) 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 CLFD's current score at https://13fpro.ai/research/CLFD (free sign-up required for the full ranking).

Which hedge funds own the most CLFD stock?

Based on the most recent Form 13F-HR filings on SEC EDGAR, the largest reported institutional holders of CLFD include BlackRock,, ACK Asset Management, MAIRS & POWER. Holdings are reported quarterly within 45 days of quarter-end and updated on https://13fpro.ai/research/CLFD as soon as new 13F filings post.

Where does 13F Pro source CLFD data?

All Clearfield, Inc. fundamentals and ownership data come directly from SEC EDGAR. Clearfield, Inc. files with the SEC under CIK 796505. 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 CLFD in?

Clearfield, Inc. (CLFD) is classified in the Technology sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/technology.

How often is CLFD research updated on 13F Pro?

CLFD'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.

Clearfield, Inc.(CLFD)Stock Analysis

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13F Pro Quality Score

43.8/100

Rank #1,800 of 2,879 stocks

View Technology peers →

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

Revenue Growth

79.5/100

Profitability

41.1/100

Balance Sheet

39.9/100

Earnings Quality

30.0/100

Free Cash Flow

39.8/100

Institutional Flow

23.5/100

Revenue Scale

22.8/100

Dilution Risk

33.0/100

CLFD Stock Analysis & AI Quality Score

AI stock analysis and institutional research for Clearfield, Inc. (CLFD), a Technology sector company. 13F Pro's AI-powered ranking engine scores CLFD at 43.8/100 on a 32-signal composite quality model, placing it at rank #1,800 of 2,879 stocks — the bottom half of the AI-ranked universe. CLFD scores in the top quartile across revenue growth (79.5). Areas of concern include revenue scale (22.8) and institutional flow (23.5), which score below median versus the broader universe. Shareholder dilution risk is elevated at 33.0/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q2 2026), Clearfield, Inc. reports quarterly revenue of $34.4M, net income of $-528.0K, free cash flow of $-2.1M. Top institutional holders of CLFD by reported 13-F value include BlackRock,, ACK Asset Management, MAIRS & POWER, based on the most recent SEC filings. CLFD trades on the Nasdaq exchange and files with the SEC under CIK 796505. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate CLFD 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 Clearfield, Inc. directly from SEC EDGAR. Clearfield, Inc.'s 13F Pro composite quality score has ranged between 8 and 70 since 2021, currently 43.8 — a declining long-term trajectory across 56 quarterly and live scoring snapshots.

✦

Fun facts about Clearfield, Inc.

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

1
The Basics
U.S. technology company · small-cap · listed on Nasdaq · headquartered in Utah.
2
The Numbers
Annual revenue in the range of a few hundred million dollars, with results that swing dramatically depending on how aggressively broadband providers are spending on network builds.
3
The History
Founded in Minnesota and long focused on the fiber-optic connectivity market, it rode a massive wave of rural broadband investment — then felt the hangover when that spending cooled.
4
The Secret
Its sweet spot is making the unglamorous but essential fiber management hardware — the cabinets, cassettes, and panels that organize all those strands of glass before they reach your home.
5
The Lore
The FieldSmart product line became a go-to for smaller rural telecom operators and co-ops racing to wire America's countryside — the pick-and-shovel play for the fiber gold rush.
6
The Giveaway
Its very name doubles as a description of its mission: making sure every fiber connection in the network is neat, organized, and — well — clear.

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Revenue

Q2 2026

$34.4M

Net Income

Q2 2026

$-528.0K

Free Cash Flow

Q2 2026

$-2.1M

ROIC

Q2 2026

-0.9%

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+19.6% YoY

$150.1MFY 2025

FY22 $270.9MFY23 $225.7MFY24 $125.6MFY25 $150.1M

Net Income

+35.4% YoY

$-8.1MFY 2025

FY22 $49.4MFY23 $32.5MFY24 $-12.5MFY25 $-8.1M

Operating Income

+111.0% YoY

$2.1MFY 2025

FY22 $63.8MFY23 $37.6MFY24 $-19.2MFY25 $2.1M

EPS (Diluted)

+31.8% YoY

$-0.58FY 2025

FY22 $3.55FY23 $2.17FY24 $-0.85FY25 $-0.58

Total Assets

-2.9% YoY

$306.2MFY 2025

FY22 $229.1MFY23 $355.5MFY24 $315.3MFY25 $306.2M

Total Debt

—FY 2025

FY22 $18.7MFY23 $2.1MFY24 $2.2MFY25 —

Op. Cash Flow

—FY 2025

FY22 $2.3MFY23 $18.4MFY24 $22.2MFY25 —

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$150.1M +19.6%	$125.6M -44.4%	$225.7M -16.7%	$270.9M +92.5%	$140.8M +51.2%	$93.1M
Net Income	$-8.1M +35.4%	$-12.5M -138.3%	$32.5M -34.1%	$49.4M +142.8%	$20.3M +178.7%	$7.3M
Operating Income	$2.1M +111.0%	$-19.2M -151.2%	$37.6M -41.1%	$63.8M +152.9%	$25.2M +201.0%	$8.4M
EPS (Diluted)	$-0.58 +31.8%	$-0.85 -139.2%	$2.17 -38.9%	$3.55 +141.5%	$1.47 +177.4%	$0.53
Total Assets	$306.2M -2.9%	$315.3M -11.3%	$355.5M +55.2%	$229.1M +82.0%	$125.9M +32.1%	$95.3M
Total Debt	—	$2.2M +5.5%	$2.1M -88.7%	$18.7M	$0.00	—
Operating Cash Flow	—	$22.2M +20.6%	$18.4M +715.9%	$2.3M -79.3%	$10.9M +63.8%	$6.7M

AI Insight: CLFD Financial Trends

Clearfield's revenue recovery has stalled and equity is eroding steadily, with operating losses returning in Q4 2025 and Q1 2026.

• Revenue surged to $53M in Q1 2025 but has since retreated, with Q1 2026 at only $34M — a 36% sequential-peak decline.

• Operating income turned positive briefly in Q1–Q2 2025 ($0M–$1M) but reverted to -$2M losses in both Q4 2025 and Q1 2026.

• Equity has declined consecutively from $275M in Q2 2024 to $243M in Q1 2026, an $32M erosion over six quarters.

• Debt remains minimal at $2M through Q2 2025, the latest quarter with reported figures, keeping leverage risk low.

⚠ Operating cash flow data is missing for Q3 2025 through Q1 2026 — cash burn trajectory is unverifiable in recent quarters.

⚠ Net loss spiked to -$9M in Q3 2025, the worst in the dataset, before partially recovering — worth monitoring for one-time vs. recurring drivers.

⚠ Continued equity contraction without revenue re-acceleration risks further book-value dilution for shareholders.

AI Insight: CLFD Ratio Trends

Clearfield's profitability recovery has stalled: operating margin turned negative again in Q4 2025 and Q1 2026 after a brief 2025 mid-year upturn.

• Operating margin improved from -53.5% in Q3 2024 to a peak of 24.6% in Q3 2025, but has since fallen back to -6.0% in Q1 2026.

• ROIC turned positive at 0.4% in Q1 2025 and reached 6.8% in Q3 2025, but slipped to -3.4% in Q1 2026.

• Net profit margin swung wildly — from -51.6% in Q3 2025 to -1.5% in Q1 2026 — suggesting significant one-off items distorting quarterly results.

• D/E ratio remains effectively negligible at 0.01 across all reported quarters, indicating minimal financial leverage risk.

⚠ Two consecutive quarters of negative operating margin (-5.3% in Q4 2025, -6.0% in Q1 2026) suggest the Q3 2025 recovery may not be sustainable.

⚠ The large NPM/OpMargin divergence in Q3 2025 (-51.6% NPM vs. 24.6% OpMargin) points to a material below-the-line charge worth investigating.

⚠ TTM ROA of -3.3% versus near-zero D/E suggests losses are equity-funded — watch whether cash reserves deteriorate further.

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Available Research

13F Pro tracks comprehensive data for Clearfield, 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 CLFD

BlackRock, Inc.
$23.8M897,868 sh
ACK Asset Management LLC
$19.5M735,200 sh
MAIRS & POWER INC
$19.4M731,733 sh
VANGUARD CAPITAL MANAGEMENT LLC
$13.5M509,836 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$9.4M355,753 sh
DIMENSIONAL FUND ADVISORS LP
$9.4M353,486 sh
STATE STREET CORP
$8.5M322,245 sh
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.
$7.7M289,610 sh
GEODE CAPITAL MANAGEMENT, LLC
$7.6M285,841 sh
ROYAL BANK OF CANADA
$7.5M282,350 sh

Fund	Value	Shares
BlackRock, Inc.	$23.8M	897,868
ACK Asset Management LLC	$19.5M	735,200
MAIRS & POWER INC	$19.4M	731,733
VANGUARD CAPITAL MANAGEMENT LLC	$13.5M	509,836
VANGUARD PORTFOLIO MANAGEMENT LLC	$9.4M	355,753
DIMENSIONAL FUND ADVISORS LP	$9.4M	353,486
STATE STREET CORP	$8.5M	322,245
PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC.	$7.7M	289,610
GEODE CAPITAL MANAGEMENT, LLC	$7.6M	285,841
ROYAL BANK OF CANADA	$7.5M	282,350

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Is CLFD a good stock to buy?

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

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 CLFD. 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 Clearfield, Inc.'s investment landscape.