iTeos Therapeutics, Inc.
ITOSNASDAQHealthcare
$10.15
+$0.02(+0.20%)
Market Cap$448684810
P/E Ratio—
52W High$17.63
52W Low$4.8
iTeos Therapeutics, Inc. (ITOS) Stock Price History
Key milestones, OHLCV table, annual returns, peers & What If.
itos · EOD price history · split-adj. · FMP · as of Aug 29, 2025
5-Year High5Y
$52.43
Jan 3, 2022
-80.6% from here
5-Year Low5Y
$4.80
Apr 9, 2025
+111.5% from low
IPO Priceadj.
$19.05
Jul 24, 2020
-46.7% since IPO
1 Year Ago
$10.04
Jun 9, 2025
+1.1% in 1Y
5 Years Ago
$19.64
Jun 9, 2021
-48.3% in 5Y
10 Years Ago
—
—
+0.0% in 10Y
Historical Price Data · ITOS
| Date↓ | Open↕ | High↕ | Low↕ | Close↕ | Close (Unadj.) ⓘ | Volume↕ | Change %↕ |
|---|---|---|---|---|---|---|---|
| Aug 29, 2025 | $10.15 | $10.15 | $10.15 | $10.15 | $10.15 | 0K | +0.00% |
| Aug 28, 2025 | $10.14 | $10.17 | $10.14 | $10.15 | $10.15 | 11.0M | +0.10% |
| Aug 27, 2025 | $10.12 | $10.14 | $10.11 | $10.13 | $10.13 | 2.6M | +0.10% |
| Aug 26, 2025 | $10.13 | $10.14 | $10.11 | $10.13 | $10.13 | 1.2M | +0.00% |
| Aug 25, 2025 | $10.18 | $10.20 | $10.11 | $10.13 | $10.13 | 1.0M | -0.49% |
| Aug 22, 2025 | $10.18 | $10.22 | $10.18 | $10.19 | $10.19 | 928K | +0.10% |
| Aug 21, 2025 | $10.15 | $10.20 | $10.15 | $10.20 | $10.20 | 729K | +0.49% |
| Aug 20, 2025 | $10.12 | $10.22 | $10.12 | $10.21 | $10.21 | 1.3M | +0.89% |
| Aug 19, 2025 | $10.11 | $10.13 | $10.10 | $10.13 | $10.13 | 924K | +0.20% |
| Aug 18, 2025 | $10.11 | $10.14 | $10.10 | $10.11 | $10.11 | 970K | +0.00% |
| Aug 15, 2025 | $10.12 | $10.13 | $10.10 | $10.11 | $10.11 | 1.5M | -0.10% |
| Aug 14, 2025 | $10.11 | $10.13 | $10.10 | $10.11 | $10.11 | 538K | +0.00% |
| Aug 13, 2025 | $10.13 | $10.15 | $10.10 | $10.12 | $10.12 | 915K | -0.10% |
| Aug 12, 2025 | $10.14 | $10.16 | $10.10 | $10.10 | $10.10 | 1.4M | -0.39% |
| Aug 11, 2025 | $10.13 | $10.13 | $10.10 | $10.11 | $10.11 | 736K | -0.20% |
| Aug 8, 2025 | $10.15 | $10.15 | $10.10 | $10.11 | $10.11 | 1.0M | -0.39% |
| Aug 7, 2025 | $10.10 | $10.14 | $10.10 | $10.13 | $10.13 | 1.2M | +0.30% |
| Aug 6, 2025 | $10.09 | $10.12 | $10.09 | $10.11 | $10.11 | 1.1M | +0.20% |
| Aug 5, 2025 | $10.10 | $10.11 | $10.08 | $10.11 | $10.11 | 1.1M | +0.10% |
| Aug 4, 2025 | $10.11 | $10.13 | $10.09 | $10.10 | $10.10 | 1.1M | -0.10% |
Showing 1–20 of 1,062 records
Annual Stock Price Performance · ITOS
Jan 1 → Dec 31 · 5 years2025+30.5%$7.78 → $10.15
+30.5%
2024-29.2%$10.84 → $7.68
-29.2%
2023-44.3%$19.66 → $10.95
-44.3%
2022-62.4%$51.90 → $19.53
-62.4%
2021+121.4%$21.03 → $46.56
+121.4%
Best Year2021 · +121.4%
Worst Year2022 · -62.4%
Positive Years2 / 5
Avg Annual Return+3.2%
5Y Total Return-51.7%
5Y CAGR~-13.6% / yr
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If you invested $1,000 in ITOS at IPO (split-adj.) — how much would it be worth today?
INVESTED$1,000
→TODAY WORTH$533
Total Return-46.7%
CAGR~-10.0% / yr
Profit$-467
Based on Jul 24, 2020 · $19.05Split & dividend adjustedNo fees assumed
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About Price History & OHLCV Data
iTeos Therapeutics, Inc. (ITOS) is classified under Healthcare and trades on NASDAQ. The quote snapshot on this page shows a last price of $10.15. Use the chart and OHLCV table below for open, high, low, close and volume over time.
Annual performance bars, similar companies in the same sector, and the What If calculator help you explore long-horizon returns without leaving this tab. Figures use split-adjusted end-of-day prices where noted; this content is informational, not investment advice.
Data: FMP EOD · split-adjusted where noted · not investment advice
Frequently Asked Questions
ITOS price history · 5 questionsEnd-of-day prices are sourced from market data providers (Financial Modeling Prep). Corporate actions such as splits may be reflected in adjusted series; always verify critical values with your broker or official filings.
ITOS historical stock pricesFMP EOD datasplit-adjusted OHLCV