What is the 13F Pro Quality Score for LGL?

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

Where does 13F Pro source LGL data?

All LGL GROUP INC fundamentals and ownership data come directly from SEC EDGAR. LGL GROUP INC files with the SEC under CIK 61004. 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 LGL in?

LGL GROUP INC (LGL) 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 LGL research updated on 13F Pro?

LGL'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.

LGL GROUP INC(LGL)Stock Analysis

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13F Pro Quality Score

31.7/100

Rank #2,445 of 2,962 stocks

View Technology peers →

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

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

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Why LGL Scores 32/100

exact factor attribution · 2026-09-11

LGL's composite is held back by scale and profitability. Bars show each factor's exact push vs. a median company, using the same weights the ranking engine applies.

Revenue growth

+0.6 pts

53th pct

Shareholder dilution

+0.0 pts

50th pct

Earnings growth

-1.1 pts

27th pct

Capital efficiency

-1.2 pts

38th pct

Earnings quality

-1.8 pts

32th pct

Institutional flow

-2.3 pts

5th pct

Free cash flow

-2.4 pts

34th pct

Profitability

-3.4 pts

28th pct

Scale

-6.7 pts

5th pct

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

LGL Stock Analysis & AI Quality Score

Data updated 2026-09-11

AI stock analysis and institutional research for LGL GROUP INC (LGL), a Technology sector company. 13F Pro's AI-powered ranking engine scores LGL at 31.7/100 on a 32-signal composite quality model, placing it at rank #2,445 of 2,962 stocks — the bottom half of the AI-ranked universe. Based on the latest XBRL financial filings (Q2 2026), LGL GROUP INC reports quarterly revenue of $1.2M, net income of $-353.0K. Top institutional holders of LGL by reported 13-F value include GAMCO INVESTORS, ET AL, BARD ASSOCIATES, VANGUARD CAPITAL MANAGEMENT, based on the most recent SEC filings. LGL trades on the NYSE exchange and files with the SEC under CIK 61004. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate LGL 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 LGL GROUP INC directly from SEC EDGAR. LGL GROUP INC's 13F Pro composite quality score has ranged between 31 and 64 since 2021, currently 31.7 — a declining long-term trajectory across 16 quarterly and live scoring snapshots.

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Fun facts about LGL GROUP INC

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

1
The Basics
A small-cap U.S. technology holding company · listed on NYSE American · headquartered in Florida.
2
The Numbers
Annual revenue in the tens of millions — firmly micro-cap territory — yet it holds significant investment assets that often dwarf its operating income.
3
The History
Traces its roots back to a company founded in the 1940s that made electronic components for defense and industrial markets, eventually restructuring into a holding company model.
4
The Secret
It operates as a merchant bank of sorts — running an operating business in frequency control products while also managing a portfolio of public and private investments.
5
The Lore
Its subsidiary makes precision frequency control devices — quartz-based components used in defense, aerospace, and industrial systems — the kind of unglamorous parts that make high-tech gear actually keep time.
6
The Giveaway
Three letters, named after its founder's initials, this Orlando-based holding company pairs a niche frequency control electronics business with an activist investment portfolio — ticker rhymes with the sound a bell makes.

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Revenue

Q2 2026

$1.2M

Net Income

Q2 2026

$-353.0K

ROIC

Q2 2026

-4.0%

Period

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro

Revenue

-2.9% YoY

$4.2MFY 2025

FY22 $-2.7MFY23 $3.7MFY24 $4.3MFY25 $4.2M

Net Income

+59.3% YoY

$688.0KFY 2025

FY22 $-3.0MFY23 $269.0KFY24 $432.0KFY25 $688.0K

Operating Income

-64.4% YoY

$249.0KFY 2025

FY22 $-2.0MFY23 $646.0KFY24 $699.0KFY25 $249.0K

EPS (Diluted)

+37.5% YoY

$0.11FY 2025

FY22 $-0.56FY23 $0.05FY24 $0.08FY25 $0.11

Total Assets

+8.4% YoY

$46.8MFY 2025

FY22 $39.8MFY23 $41.9MFY24 $43.1MFY25 $46.8M

Total Debt

—FY 2025

FY22 —FY23 —FY24 —FY25 —

Op. Cash Flow

-92.0% YoY

$70.0KFY 2025

FY22 $-817.0KFY23 $385.0KFY24 $874.0KFY25 $70.0K

Free Cash Flow

—FY 2025

FY22 $-1.5MFY23 $385.0KFY24 —FY25 —

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$4.2M -2.9%	$4.3M +16.7%	$3.7M +237.3%	$-2.7M -285.3%	$1.4M -95.4%	$31.2M
Net Income	$688.0K +59.3%	$432.0K +60.6%	$269.0K +109.0%	$-3.0M -120.4%	$14.6M +1412.2%	$968.0K
Operating Income	$249.0K -64.4%	$699.0K +8.2%	$646.0K +131.6%	$-2.0M +41.9%	$-3.5M -348.8%	$1.4M
EPS (Diluted)	$0.11 +37.5%	$0.08 +60.0%	$0.05 +108.9%	$-0.56 -120.4%	$2.74 +1342.1%	$0.19
Total Assets	$46.8M +8.4%	$43.1M +3.1%	$41.9M +5.2%	$39.8M -33.6%	$59.9M +37.9%	$43.5M
Total Debt	—	—	—	—	$613.0K +109.2%	$293.0K
Operating Cash Flow	$70.0K -92.0%	$874.0K +127.0%	$385.0K +147.1%	$-817.0K -160.4%	$1.4M -57.6%	$3.2M
Free Cash Flow	—	—	$385.0K +126.0%	$-1.5M -684.6%	$253.0K -90.9%	$2.8M

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Available Research

13F Pro tracks comprehensive data for LGL GROUP 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 LGL

GAMCO INVESTORS, INC. ET AL
$4.6M670,781 sh
BARD ASSOCIATES INC
$3.4M488,923 sh
VANGUARD CAPITAL MANAGEMENT LLC
$1.7M248,692 sh
RENAISSANCE TECHNOLOGIES LLC
$1.2M169,494 sh
DIMENSIONAL FUND ADVISORS LP
$685.7K99,240 sh
CALDWELL SUTTER CAPITAL, INC.
$545.6K78,955 sh
GEODE CAPITAL MANAGEMENT, LLC
$538.3K77,866 sh
Cable Car Capital, LP
$345.5K50,000 sh
VANGUARD FIDUCIARY TRUST CO
$320.0K46,306 sh
CITADEL ADVISORS LLC
$175.3K25,367 sh

Fund	Value	Shares
GAMCO INVESTORS, INC. ET AL	$4.6M	670,781
BARD ASSOCIATES INC	$3.4M	488,923
VANGUARD CAPITAL MANAGEMENT LLC	$1.7M	248,692
RENAISSANCE TECHNOLOGIES LLC	$1.2M	169,494
DIMENSIONAL FUND ADVISORS LP	$685.7K	99,240
CALDWELL SUTTER CAPITAL, INC.	$545.6K	78,955
GEODE CAPITAL MANAGEMENT, LLC	$538.3K	77,866
Cable Car Capital, LP	$345.5K	50,000
VANGUARD FIDUCIARY TRUST CO	$320.0K	46,306
CITADEL ADVISORS LLC	$175.3K	25,367

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Is LGL a good stock to buy?

13F Pro's AI-powered analysis of LGL GROUP INC (LGL) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Technology sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for LGL are available on the LGL 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. LGL is classified as a small company.

Which hedge funds own LGL?

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 LGL. 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 LGL GROUP INC's investment landscape.