What is the 13F Pro Quality Score for SELF?

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

Which hedge funds own the most SELF stock?

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

Where does 13F Pro source SELF data?

All Global Self Storage, Inc. fundamentals and ownership data come directly from SEC EDGAR. Global Self Storage, Inc. files with the SEC under CIK 1031235. 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 SELF in?

Global Self Storage, Inc. (SELF) is classified in the Real Estate sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/real-estate.

How often is SELF research updated on 13F Pro?

SELF'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.

Global Self Storage, Inc.(SELF)Stock Analysis

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13F Pro Quality Score

52.1/100

Rank #1,481 of 2,961 stocks

View Real Estate 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 SELF Scores 52/100

exact factor attribution · 2026-09-11

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

Free cash flow

+5.7 pts

88th pct

Profitability

+3.5 pts

73th pct

Capital efficiency

+1.4 pts

64th pct

Earnings quality

+1.0 pts

60th pct

Earnings growth

+0.6 pts

63th pct

Institutional flow

+0.3 pts

56th pct

Shareholder dilution

-0.6 pts

38th pct

Revenue growth

-3.5 pts

32th pct

Scale

-6.2 pts

9th pct

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

Unusual Activity in SELF

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

Insider cluster2026-08-26
2 insiders bought $445,173 of SELF in 30 days — 2.7σ above this company's 2-year norm
View source filing →
Insider cluster2026-08-24
2 insiders bought $358,721 of SELF in 30 days — 2.9σ above this company's 2-year norm
View source filing →
Insider cluster2026-08-20
2 insiders bought $274,870 of SELF in 30 days — 2.9σ above this company's 2-year norm
View source filing →
Insider cluster2026-08-18
2 insiders bought $200,291 of SELF in 30 days — 2.9σ above this company's 2-year norm
View source filing →
Insider cluster2026-08-14
2 insiders bought $131,848 of SELF in 30 days — 2.9σ above this company's 2-year norm
View source filing →

SELF Stock Analysis & AI Quality Score

Data updated 2026-09-11

AI stock analysis and institutional research for Global Self Storage, Inc. (SELF), a Real Estate sector company. 13F Pro's AI-powered ranking engine scores SELF at 52.1/100 on a 32-signal composite quality model, placing it at rank #1,481 of 2,961 stocks — the bottom half of the AI-ranked universe. Based on the latest XBRL financial filings (Q2 2026), Global Self Storage, Inc. reports quarterly revenue of $3.2M, net income of $829.6K, an operating margin of 21.6%. Top institutional holders of SELF by reported 13-F value include WINMILL, VANGUARD CAPITAL MANAGEMENT, BlackRock, based on the most recent SEC filings. SELF trades on the Nasdaq exchange and files with the SEC under CIK 1031235. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate SELF 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 Global Self Storage, Inc. directly from SEC EDGAR. Global Self Storage, Inc.'s 13F Pro composite quality score has ranged between 49 and 53 since 2026, currently 52.1 — a stable long-term trajectory across 8 quarterly and live scoring snapshots.

Revenue

Q2 2026

$3.2M

Net Income

Q2 2026

$829.6K

Operating Margin

Q2 2026

21.6%

ROIC

Q2 2026

6.0%

Period

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro

Revenue

+1.4% YoY

$12.7MFY 2025

FY22 $11.9MFY23 $12.2MFY24 $12.5MFY25 $12.7M

Net Income

-4.0% YoY

$2.0MFY 2025

FY22 $2.1MFY23 $2.9MFY24 $2.1MFY25 $2.0M

Operating Income

+2.3% YoY

$3.0MFY 2025

FY22 $3.5MFY23 $3.1MFY24 $2.9MFY25 $3.0M

EPS (Diluted)

-5.3% YoY

$0.18FY 2025

FY22 $0.19FY23 $0.26FY24 $0.19FY25 $0.18

Total Assets

-2.2% YoY

$64.1MFY 2025

FY22 $67.4MFY23 $66.9MFY24 $65.5MFY25 $64.1M

Op. Cash Flow

+3.3% YoY

$4.5MFY 2025

FY22 $4.8MFY23 $4.5MFY24 $4.3MFY25 $4.5M

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Revenue	$12.7M +1.4%	$12.5M +2.8%	$12.2M +2.1%	$11.9M +13.7%	$10.5M +14.3%	$9.2M
Net Income	$2.0M -4.0%	$2.1M -27.7%	$2.9M +42.8%	$2.1M -37.3%	$3.3M +1096.0%	$274.3K
Operating Income	$3.0M +2.3%	$2.9M -7.0%	$3.1M -11.8%	$3.5M +31.4%	$2.7M +120.0%	$1.2M
EPS (Diluted)	$0.18 -5.3%	$0.19 -26.9%	$0.26 +36.8%	$0.19 -42.4%	$0.33 +1000.0%	$0.03
Total Assets	$64.1M -2.2%	$65.5M -2.0%	$66.9M -0.7%	$67.4M +1.3%	$66.5M +2.5%	$64.9M
Operating Cash Flow	$4.5M +3.3%	$4.3M -4.3%	$4.5M -5.7%	$4.8M +31.7%	$3.6M +82.4%	$2.0M

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Available Research

13F Pro tracks comprehensive data for Global Self Storage, 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 SELF

WINMILL & CO. INC
$3.1M586,500 sh
VANGUARD CAPITAL MANAGEMENT LLC
$2.3M434,491 sh
BlackRock, Inc.
$2.1M397,495 sh
MARATHON CAPITAL MANAGEMENT
$1.4M260,784 sh
Private Capital Management, LLC
$1.2M223,337 sh
RENAISSANCE TECHNOLOGIES LLC
$1.0M198,075 sh
GEODE CAPITAL MANAGEMENT, LLC
$750.8K143,249 sh
WELLS FARGO & COMPANY/MN
$686.0K130,918 sh
MORGAN STANLEY
$407.7K77,803 sh
Kestra Advisory Services, LLC
$352.0K67,167 sh

Fund	Value	Shares
WINMILL & CO. INC	$3.1M	586,500
VANGUARD CAPITAL MANAGEMENT LLC	$2.3M	434,491
BlackRock, Inc.	$2.1M	397,495
MARATHON CAPITAL MANAGEMENT	$1.4M	260,784
Private Capital Management, LLC	$1.2M	223,337
RENAISSANCE TECHNOLOGIES LLC	$1.0M	198,075
GEODE CAPITAL MANAGEMENT, LLC	$750.8K	143,249
WELLS FARGO & COMPANY/MN	$686.0K	130,918
MORGAN STANLEY	$407.7K	77,803
Kestra Advisory Services, LLC	$352.0K	67,167

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Is SELF a good stock to buy?

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

Which hedge funds own SELF?

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 SELF. 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 Global Self Storage, Inc.'s investment landscape.