Moving Container Companies: AI Market Discovery Index

Benchmark Summary

U-Haul Holding Co. (U-Box) leads the Moving Container Companies benchmark in August 2026 with valid recommendation coverage of 57.1%, ahead of U-Pack (ABF Freight / ArcBest) at 54.4%, a gap of 2.7 points. The largest coverage increase came from U-Haul Holding Co. (U-Box), which rose to 57.1% in August 2026 from 0.0% in July 2026, reflecting a brand-name change in the tracked series rather than new competitive activity. The largest coverage decline was for U-Haul, which fell to 0.0% in August 2026 from 55.7% in July 2026, also reflecting that brand-name change.

This was a month of broader movement across the field as well. Beyond the U-Haul transition, 1-800-PACK-RAT, LLC rose to 35.4% in August 2026 from 17.6% in July 2026, Zippy Shell, Inc. rose to 28.5% from 17.6%, and UNITS Moving and Portable Storage, Inc. rose to 4.3% from 1.7%. Collegeboxes declined to 0.8% from 5.7%. The remaining tracked brands moved within normal month-to-month variation.

The benchmark began with 800 prompt-surface observations in each month and produced 529 qualified observations in August 2026 after qualification.

Current Benchmark at a Glance

Qualified surface breadth counts the canonical AI surface families with at least one qualified observation: ChatGPT, Copilot, Gemini, Perplexity, AI Overviews, and AI Mode. The benchmark held coverage across all six families in both months.

For the strategic interpretation of this benchmark, read CiteWorks Studio's analysis of How AI Search Is Recommending Moving Container Companies

Research Scope and Qualification

The public benchmark is narrower than the raw collection universe by design.

Brand-level percentages use the qualified observations as the public denominator, not the raw collection. See the AI Market Discovery Methodology.

Current Brand Standings

This table is the primary current-month benchmark view, sorted by valid recommendation coverage.

How to Read the Standings

• Presence rate: share of qualified observations in which the brand is mentioned at least once.
• Valid recommendation coverage: share of qualified observations in which the brand appears in a valid recommendation, the primary benchmark metric.
• Top-three rate: share of qualified observations in which the brand appears among the top three recommended options.
• Rank-one rate: share of qualified observations in which the brand is recommended first.
• Net sentiment: positive minus negative mentions divided by total mentions, on a scale from -1 to 1.

For formulas and denominator rules, see AI Market Discovery Metric Definitions.

Recommendation Coverage Movement

Largest Increase: U-Haul Holding Co. (U-Box)

U-Haul Holding Co. (U-Box) entered the series in August 2026 with valid recommendation coverage of 57.1%, up from 0.0% in July 2026. This reflects a change in the tracked brand name from U-Haul, not a new entrant. The brand recorded a presence rate of 98.7% in August 2026, with a top-three rate of 38.2%.

1-800-PACK-RAT, LLC also rose sharply, from 17.6% valid recommendation coverage in July 2026 to 35.4% in August 2026, with presence rising from 30.7% to 56.1%. Zippy Shell, Inc. rose from 17.6% to 28.5% over the same period, with presence up from 20.2% to 34.4%. UNITS Moving and Portable Storage, Inc. rose from 1.7% to 4.3%, with presence up from 2.3% to 5.1%.

Largest Decline: U-Haul

U-Haul's valid recommendation coverage fell to 0.0% in August 2026 from 55.7% in July 2026. This reflects the brand-name change in the tracked series rather than a change in underlying AI recommendation behavior. Collegeboxes declined from 5.7% in July 2026 to 0.8% in August 2026, with presence down from 9.0% to 2.3%.

Category Leader: U-Haul Holding Co. (U-Box)

U-Haul Holding Co. (U-Box) leads the category in August 2026 with valid recommendation coverage of 57.1%. U-Pack (ABF Freight / ArcBest) sits close behind at 54.4%, a gap of just 2.7 points. U-Pack's coverage declined from 59.9% in July 2026 to 54.4% in August 2026, while its presence rate fell from 88.9% to 82.8%.

Recommendation Placement Snapshot

Coverage alone does not show how prominently a brand is recommended. Among the leading brands in August 2026, placement differences are notable.

PODS Enterprises, LLC shows the widest gap between top-three and rank-one rates among leaders, with a top-three rate of 27.0% and a rank-one rate of 19.5% in August 2026, both up from 19.7% and 11.3% in July 2026. Similar coverage can still hide very different first-position rates.

Buyer-Intent Distribution

All qualified observations in both July and August 2026 fell into the Brand Recommendation class of discovery.

The current public series measures brand recommendation discovery and does not yet contain qualified observations for pricing and value or multi-brand comparison.

Historical Measurement Record

This is an evergreen benchmark URL. New measurements are added to the same report.

Evidence and Source Layer

The benchmark is built from prompt-level observations that retain the query, AI/search surface, answer, brand outcome, recommendation placement, sentiment, and, where exposed, citations or attributable evidence sources. Source presence is evidence about the information environment. It is not automatically proof that the source caused the recommendation.

Scope Boundaries

This public benchmark does not measure:

• Market share or sales attribution
• Every possible AI response to a given query
• Organic search ranking or social mention volume
• Private, gated, or sponsored AI channels
• Causality from a single metric movement

About This Benchmark

The LLM Authority Index AI Market Discovery Index tracks how often and how prominently brands appear in AI-generated recommendations across major AI surfaces. It is an industry-level measurement of AI discovery presence, not an endorsement of any brand.

• AI Market Discovery Methodology
• AI Market Discovery Metric Definitions
• AI Market Discovery Research Standards
• Modeled AI Authority Value

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