What does Harbor Island Capital LLC hold?

Harbor Island Capital LLC's largest disclosed positions on the most recent Form 13F-HR filing on SEC EDGAR include AMAT, LRCX, WBD. Full top-holdings list, quarter-over-quarter position changes, and sector allocation breakdown are available at https://13fpro.ai/research/fund/1730580.

What is Harbor Island Capital LLC's AUM?

Harbor Island Capital LLC reported approximately $269.2M in 13F-reportable AUM as of 2026-03-31. This figure reflects long US-listed positions disclosed on Form 13F-HR and excludes non-13F-reportable holdings (cash, short positions, certain derivatives, and non-US securities). Separately, the firm reported $277.6M in total regulatory AUM (RAUM) on its most recent Form ADV filing.

Where does 13F Pro source Harbor Island Capital LLC's holdings?

All Harbor Island Capital LLC holdings data comes directly from SEC EDGAR Form 13F-HR filings under CIK 1730580. Data refreshes automatically each quarter as new 13F filings are submitted (typically within 45 days of quarter-end). 13F Pro applies no third-party rewrites or estimates.

How often is Harbor Island Capital LLC's 13F data updated on 13F Pro?

Harbor Island Capital LLC's holdings update on 13F Pro within hours of each new Form 13F-HR filing on SEC EDGAR. Quarterly position changes, accumulation/distribution flags, and sector allocation are recalculated on each refresh.

Harbor Island Capital LLC

Institutional InvestorSimilar funds →SEC EDGAR: CIK 1730580

Institutional-grade research for retail investors

13F Reported Value

ⓘ

$269.2M

Holdings

Latest Filing

2026-03-31

Filing Quarter

Q1 2026

Portfolio Overview

Harbor Island Capital LLC disclosed 16 positions worth $269.2M in its Form 13F-HR for Q1 2026, led by $AMAT (APPLIED MATERIALS INC /DE) at 15.0% of the equity portfolio, followed by $LRCX and $WBD. During the quarter the fund opened 1 new position and exited 0 — including a new stake in $VSNT. The portfolio is most concentrated in Technology (43.0% of disclosed assets). All figures are sourced directly from Harbor Island Capital LLC’s Form 13F-HR filing with the SEC under CIK 1730580.

AI Fund Analysis

Diversifying

2 quarters accumulating

Sector Allocation

TechnologyCommunication ServicesIndustrialsFinancialsConsumer DiscretionaryMaterials

AUM History

Top Equity Holdings by Value

Quarterly Activity — Q1 2026

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Top Holdings

AI Quality Scored

APPLIED MATERIALS INC /DE
$AMAT
74.8#147
Quality
$40.4M118,062 sh
LAM RESEARCH CORP
$LRCX
82.4#23
Quality
$34.1M159,785 sh
Warner Bros. Discovery, Inc.
$WBD
42.1#1,870
Quality
$26.7M971,270 sh
WELLS FARGO & COMPANY/MN
$WFC
—
Quality
$20.2M254,192 sh
KLA CORP
$KLAC
84.4
Quality
$20.0M13,596 sh
Apple Inc.
$AAPL
76.1
Quality
$19.9M78,561 sh
CISCO SYSTEMS, INC.
$CSCO
72.3
Quality
$16.0M205,951 sh
MICROSOFT CORP
$MSFT
83.7
Quality
$14.3M38,524 sh
GATX CORP
$GATX
71.0
Quality
$14.2M83,396 sh
COMCAST CORP
$CCZ
70.4
Quality
$13.8M480,401 sh

Company	Quality	Value	Shares
APPLIED MATERIALS INC /DE$AMAT	74.8#147	$40.4M	118,062
LAM RESEARCH CORP$LRCX	82.4#23	$34.1M	159,785
Warner Bros. Discovery, Inc.$WBD	42.1#1,870	$26.7M	971,270
WELLS FARGO & COMPANY/MN$WFC	—	$20.2M	254,192
KLA CORP$KLAC	84.4	$20.0M	13,596
Apple Inc.$AAPL	76.1	$19.9M	78,561
CISCO SYSTEMS, INC.$CSCO	72.3	$16.0M	205,951
MICROSOFT CORP$MSFT	83.7	$14.3M	38,524
GATX CORP$GATX	71.0	$14.2M	83,396
COMCAST CORP$CCZ	70.4	$13.8M	480,401

Unlock AI quality scores for every holding

32-signal composite ranking on each of Harbor Island Capital LLC's 16 positions.

Showing top 10 of 16 holdings.

Sector Allocation

Technology

$115.6M

Communication Services

$48.1M

Industrials

$39.8M

Financials

$27.4M

Consumer Discretionary

$27.1M

Materials

$11.2M

Full Holdings — Harbor Island Capital LLC (Q1 2026)

All 16 disclosed positions from the latest Form 13F-HR, with quarter-over-quarter share changes and 13F Pro quality scores. Sourced from SEC EDGAR.

#	Ticker	Company	Value	Weight	QoQ	Quality
1	$AMAT	APPLIED MATERIALS INC /DE	$40.4M	15.0%	-9%	74.8
2	$LRCX	LAM RESEARCH CORP	$34.1M	12.7%	-20%	82.4
3	$WBD	Warner Bros. Discovery, Inc.	$26.7M	9.9%	-1%	42.1
4	$WFC	WELLS FARGO & COMPANY/MN	$20.2M	7.5%	+0%	—
5	$KLAC	KLA CORP	$20.0M	7.4%	+0%	84.4
6	$AAPL	Apple Inc.	$19.9M	7.4%	+0%	76.1
7	$CSCO	CISCO SYSTEMS, INC.	$16.0M	5.9%	+0%	72.3
8	$MSFT	MICROSOFT CORP	$14.3M	5.3%	+0%	83.7
9	$GATX	GATX CORP	$14.2M	5.3%	+0%	71
10	$CCZ	COMCAST CORP	$13.8M	5.1%	+0%	70.4
11	$NKE	NIKE, Inc.	$12.8M	4.8%	+23%	53.4
12	$EXP	EAGLE MATERIALS INC	$11.2M	4.2%	+38%	62.7
13	$VSNT	Versant Media Group, Inc.	$7.6M	2.8%	NEW	—
14	$BAC	BANK OF AMERICA CORP /DE/	$7.1M	2.6%	+0%	68.4
15	$HPQ	HP INC	$5.7M	2.1%	+0%	58.9
16	$INTC	INTEL CORP	$5.1M	1.9%	+0%	41.5

New Positions (1)

$VSNT Versant Media Group, Inc.$7.6M

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Available Analysis

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Accumulation & distribution patterns

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AI-Powered Hedge Fund Analysis: Harbor Island Capital LLC

13F Pro is an AI hedge fund tracker and stock research platform. For Harbor Island Capital LLC (SEC CIK: 1730580), the platform ingests every quarterly Form 13F filing and applies AI-powered analysis on top — 10 specialized AI analysts (value, growth, momentum, macro, activist, and more) debate the fund's top positions and publish AI-generated analysis with cited SEC sources.

Every holding in Harbor Island Capital LLC's portfolio is scored on a 32-signal AI quality ranking (ROIC, FCF margin, revenue growth, institutional flow, earnings quality, shareholder dilution, and more). Track accumulation and distribution quarter over quarter, identify conviction positions, and see AI stock analysis for each position — alongside 8,700+ other institutional filers and 2,800+ AI-ranked companies.