NYSE American · HYLN · stock
Hyliion Holdings Corp. (HYLN) stock price history
Every NYSE American trading session of Hyliion Holdings Corp. from Jan 2, 2020 to Sep 28, 2026: 1,693 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
HYLN adjusted close, 2020 to 2026
- $55.85
- All time high, 2020
- $8.49
- 52 week high, $1.56 low
- 1,693
- Daily sessions since 2020
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2020 to 2026 series and minute bars.
HYLN key facts
- Hyliion Holdings Corp. (HYLN) closed at $3.96 on Sep 28, 2026 on NYSE American.
- HYLN's all time high close is $55.85, set on Sep 2, 2020; its all time low close is $0.5410 on Nov 9, 2023.
- HYLN's 52 week range is $1.56 to $8.49.
- HYLN returned +90.4% over the year to Sep 28, 2026 and -54.2% over five years.
- Since Jan 2, 2020 HYLN returned -60%, -12.8% a year compounded.
- HYLN's deepest drawdown was -99.0% from Sep 2, 2020 to Nov 9, 2023.
- DataCedar holds 1,693 daily sessions of HYLN history from Jan 2, 2020 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
HYLN price chart, 2020 to 2026
HYLN returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | +12.8% |
| 3 months | -10.4% |
| 6 months | +120.0% |
| Year to date | +108.4% |
| 1 year | +90.4% |
| 3 years | +224.6% |
| 5 years | -54.2% |
| 10 years | n/a |
| Since Jan 2, 2020 | -60.2% |
| Compound annual growth, 6.7 years | -12.8% |
HYLN records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $55.85 on Sep 2, 2020
- All time low close
- $0.5410 on Nov 9, 2023
- 52 week high
- $8.49 on Jun 18, 2026
- 52 week low
- $1.56 on Nov 21, 2025
- Deepest drawdown
- -99.0% from Sep 2, 2020 to Nov 9, 2023, not yet recovered
- Best single session
- +50.0% on May 28, 2025
- Worst single session
- -45.0% on Oct 11, 2023
- Volatility, 1 year annualised
- 99.2%
- Sessions closing higher, 1 year
- 50%
- Best calendar year
- 2024, +221%
- Worst calendar year
- 2023, -65%
HYLN price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2020 starts on Jan 2, 2020; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $1.87 | $8.49 | $1.64 | $3.96 | +115.2% | 485.3M | 185 |
| 2025 | $2.64 | $2.74 | $1.11 | $1.84 | -29.5% | 348.6M | 250 |
| 2024 | $0.8300 | $4.09 | $0.8000 | $2.61 | +220.6% | 258.9M | 252 |
| 2023 | $2.38 | $3.88 | $0.5180 | $0.8140 | -65.2% | 406.8M | 250 |
| 2022 | $6.37 | $6.54 | $2.17 | $2.34 | -62.3% | 442.4M | 251 |
| 2021 | $16.45 | $22.25 | $5.57 | $6.20 | -62.4% | 1.1B | 252 |
| 2020 | $9.99 | $58.66 | $9.50 | $16.48 | n/a | 921.9M | 253 |
HYLN monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $3.96 | +14.1% |
| August 2026 | $3.47 | -2.5% |
| July 2026 | $3.56 | -31.7% |
| June 2026 | $5.21 | -25.5% |
| May 2026 | $6.99 | +266.0% |
| April 2026 | $1.91 | +8.5% |
| March 2026 | $1.76 | -14.1% |
| February 2026 | $2.05 | 0.0% |
| January 2026 | $2.05 | +11.4% |
| December 2025 | $1.84 | -2.1% |
| November 2025 | $1.88 | -20.7% |
| October 2025 | $2.37 | +20.3% |
About the HYLN data
Daily bars. 1,693 sessions from Jan 2, 2020 to Sep 28, 2026, one row per NYSE American trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE American trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Jan 2, 2020, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/HYLN/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE American
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Common questions
HYLN share price history
