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HYLN — structural market context

Hyliion Holdings Corp.

Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.

HYLN short interest & days to cover

SHARES SHORT

16.6M

% OF FLOAT

—

DAYS TO COVER

5.9

CHANGE VS PRIOR

+9.5%

FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-07-31 (28d ago)

HYLN fails-to-deliver (FTD)

Settlement date	Failed shares	Price
2026-07-20 · 39d	1K	$3.74
2026-07-17 · 42d	395	$3.74
2026-07-07 · 52d	18	$4.29

SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.

HYLN insider buying and selling (Form 4)

Last 12 months, open-market only: 1 purchase · 0 sales

Insider	Type	Shares	Value	Filed
Cubbage Vincent T. · director	Buy (P)	50K	$170K	2026-08-27

SEC Form 4 filings, open-market purchases and sales only (codes P and S); grants and option exercises excluded. Attributed public records.

Frequently asked questions

Are insiders buying HYLN?

In the last 12 months of SEC Form 4 filings, HYLN recorded 1 open-market insider purchase and 0 open-market sales (codes P and S; grants and option exercises excluded). These are attributed public records — information, not instruction.

Is this page telling me to buy or sell HYLN?

No. Everything on this page is descriptive, structural market context from public data, shown with its as-of dates. TradeAI News does not issue directional recommendations, price predictions, or buy/sell advice — for any ticker.

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Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.