ORTEXORTEX News
Tracking HYLN? Get live short interest, options flow, and signals on ORTEX.Sign up free →
HY

Hyliion Holdings Corp. (HYLN) short interest & options flow

AMEX
Latest pulse22 Sept 2026

HYLN put-call ratio plunges to 0.1397, nearly 4 standard deviations below the 20-day mean of 0.163—signaling extreme call dominance as stock rallies 15.6% in one week.

$3.14+5.02% 1d+1.62% 1w-18.23% 1mClose: 9 Nov 2026
Cost to borrow
Low
Live CTB on ORTEX →
Market cap
$534M
Next earnings
11 Nov 2026
See the full picture on ORTEX →Live short interest, options flow, signals, 13F filings, and more.

Key data as of 11 Nov 2026

ORTEX chart of Hyliion Holdings Corp. (HYLN) share price and short interest (% of free float), six months to November 9, 2026

Latest signals on HYLN

  • Options

    HYLN put-call ratio plunges to 0.1397, nearly 4 standard deviations below the 20-day mean of 0.163—signaling extreme call dominance as stock rallies 15.6% in one week.

  • Short Interest

    HYLN short interest tumbles 23.9% in one week to 5.4% of float, as covering accelerates despite stock volatility.

HYLN news and analysis

RSS

No long-form analysis yet for HYLN. Pulse alerts and the live data picture are available on ORTEX.

Open HYLN on ORTEX →

Want the live picture for HYLN?

Short interest updated daily, real-time options flow, analyst consensus deltas, 13F positioning, ORTEX Alpha signals, and every article ORTEX publishes for HYLN — free to start on ORTEX.

Sign up for free →Open HYLN on ORTEX