Nasdaq · XLO · stock

Xilio Therapeutics, Inc. (XLO) stock price history

Every Nasdaq trading session of Xilio Therapeutics, Inc. from Oct 22, 2021 to Sep 28, 2026: 1,237 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.

XLO adjusted close, 2021 to 2026

XLOXilio Therapeutics, Inc.
$9.05-18.8% over one year
20222023202420252026
$351.54
All time high, 2021
$12.74
52 week high, $6.47 low
1,237
Daily sessions since 2021

Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2021 to 2026 series and minute bars.

XLO key facts

  • Xilio Therapeutics, Inc. (XLO) closed at $9.05 on Sep 28, 2026 on Nasdaq.
  • XLO's all time high close is $351.54, set on Nov 16, 2021; its all time low close is $7.00 on Dec 20, 2023.
  • XLO's 52 week range is $6.47 to $12.74.
  • XLO returned -18.8% over the year to Sep 28, 2026.
  • Since Oct 22, 2021 XLO returned -96%, -47.8% a year compounded.
  • XLO's deepest drawdown was -98.0% from Nov 16, 2021 to Dec 20, 2023.
  • DataCedar holds 1,237 daily sessions of XLO history from Oct 22, 2021 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.

XLO price chart, 2021 to 2026

XLO adjusted close, Oct 22, 2021 to Sep 28, 2026$7.43$26.58$95.07$340.06202120222023202420252026
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

XLO returns

Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.

PeriodReturn
1 month+0.6%
3 months0.0%
6 months+8.8%
Year to date-0.5%
1 year-18.8%
3 years-70.1%
5 yearsn/a
10 yearsn/a
Since Oct 22, 2021-96.0%
Compound annual growth, 4.9 years-47.8%

XLO records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
$351.54 on Nov 16, 2021
All time low close
$7.00 on Dec 20, 2023
52 week high
$12.74 on Sep 30, 2025
52 week low
$6.47 on Mar 12, 2026
Deepest drawdown
-98.0% from Nov 16, 2021 to Dec 20, 2023, not yet recovered
Best single session
+125.3% on Feb 12, 2025
Worst single session
-34.6% on Jun 2, 2025
Volatility, 1 year annualised
45.3%
Sessions closing higher, 1 year
41%
Best calendar year
2024, +74%
Worst calendar year
2022, -83%

XLO 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. 2021 starts on Oct 22, 2021; 2026 runs to Sep 28, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$9.10$10.42$6.47$9.05+1.0%6.6M185
2025$13.69$23.80$8.61$8.96-33.0%28M250
2024$8.69$27.02$7.00$13.37+73.6%9.8M252
2023$37.80$68.88$6.86$7.70-79.6%628.6K250
2022$224.00$228.76$27.30$37.66-83.2%1.3M251
2021$210.00$391.30$119.35$224.00n/a663.2K49

XLO monthly closes, last 12 months

MonthMonth end closeChange
September 2026$9.05+1.1%
August 2026$8.95-1.8%
July 2026$9.11-4.9%
June 2026$9.58+13.2%
May 2026$8.46+6.8%
April 2026$7.92-5.8%
March 2026$8.41+13.8%
February 2026$7.39-11.3%
January 2026$8.33-7.0%
December 2025$8.96-15.6%
November 2025$10.61-4.9%
October 2025$11.16-5.5%

About the XLO data

Daily bars. 1,237 sessions from Oct 22, 2021 to Sep 28, 2026, one row per Nasdaq 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 25, 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 Nasdaq 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 Oct 22, 2021, 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/XLO/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

XLO share price history

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