No.3
Disclosure
2026/11/05 08:24
四半期報告書（10-Q）
AMPL Amplitude, Inc.US-listed
3 posts
Amplitude, Inc. (AMPL) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
Amplitude, Inc. (AMPL) Stock Price History
Amplitude, Inc. closed at $16.70 on Nov 6, 2026, +12.9% over 1 month, +66.8% over 1 year.
Price5-day MA25-day MAS&P 500Disclosures
1-Month High$17.44Oct 28
1-Month Low$14.75Oct 16
1-Week Change−2.2%vs Oct 30
1-Month Change+12.9%vs Oct 6
If you had invested $1,000 1 month ago, it would be worth $1,129 today (+12.9%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved +12.9%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $16.70 | +0.60 | +3.73% |
| Nov 5 (Thu) | $16.10 | −1.09 | −6.34% |
| Nov 4 (Wed) | $17.19 | +0.35 | +2.08% |
| Nov 3 (Tue) | $16.84 | +0.05 | +0.30% |
| Nov 2 (Mon) | $16.79 | −0.29 | −1.70% |
| Oct 30 (Fri) | $17.08 | −0.02 | −0.12% |
| Oct 29 (Thu) | $17.10 | −0.34 | −1.95% |
| Oct 28 (Wed) | $17.44 | +0.18 | +1.04% |
| Oct 27 (Tue) | $17.26 | −0.04 | −0.23% |
| Oct 26 (Mon) | $17.30 | −0.12 | −0.69% |
Price5-day MA25-day MAS&P 500Disclosures
3-Month High$17.44Oct 28
3-Month Low$10.77Aug 6
1-Month Change+12.9%vs Oct 6
3-Month Change+55.1%vs Aug 6
If you had invested $1,000 3 months ago, it would be worth $1,551 today (+55.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved +55.1%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $16.70 | +0.60 | +3.73% |
| Nov 5 (Thu) | $16.10 | −1.09 | −6.34% |
| Nov 4 (Wed) | $17.19 | +0.35 | +2.08% |
| Nov 3 (Tue) | $16.84 | +0.05 | +0.30% |
| Nov 2 (Mon) | $16.79 | −0.29 | −1.70% |
| Oct 30 (Fri) | $17.08 | −0.02 | −0.12% |
| Oct 29 (Thu) | $17.10 | −0.34 | −1.95% |
| Oct 28 (Wed) | $17.44 | +0.18 | +1.04% |
| Oct 27 (Tue) | $17.26 | −0.04 | −0.23% |
| Oct 26 (Mon) | $17.30 | −0.12 | −0.69% |
Price25-day MA75-day MAS&P 500Disclosures
6-Month High$17.44Oct 28
6-Month Low$5.91May 7
3-Month Change+55.1%vs Aug 6
6-Month Change+122.1%vs May 6
If you had invested $1,000 6 months ago, it would be worth $2,221 today (+122.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved +122.1%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $16.70 | −2.2% |
| Oct 2026 | $17.08 | +23.3% |
| Sep 2026 | $13.85 | −1.8% |
| Aug 2026 | $14.10 | +58.8% |
| Jul 2026 | $8.88 | +16.1% |
| Jun 2026 | $7.65 | −2.2% |
| May 2026 | $7.82 | +10.0% |
Price25-day MA75-day MAS&P 500Disclosures
52-Week High$17.44Oct 28
52-Week Low$5.61Apr 10
Year to Date+44.2%vs Dec 31
From 52-Week High−4.2%Oct 28
If you had invested $1,000 1 year ago, it would be worth $1,668 today (+66.8%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved +66.8%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $16.70 | −2.2% |
| Oct 2026 | $17.08 | +23.3% |
| Sep 2026 | $13.85 | −1.8% |
| Aug 2026 | $14.10 | +58.8% |
| Jul 2026 | $8.88 | +16.1% |
| Jun 2026 | $7.65 | −2.2% |
| May 2026 | $7.82 | +10.0% |
| Apr 2026 | $7.11 | +4.3% |
| Mar 2026 | $6.82 | −6.6% |
| Feb 2026 | $7.30 | −20.4% |
| Jan 2026 | $9.17 | −20.8% |
| Dec 2025 | $11.58 | +12.6% |
| Nov 2025 | $10.28 | ― |
Price13-week MA26-week MAS&P 500
3-Year High$17.42Oct 23, 2026
3-Year Low$5.61Apr 10, 2026
Annualized Return+17.6%
Max Drawdown−60.3%
If you had invested $1,000 3 years ago, it would be worth $1,626 today (+62.6%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved +62.6%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $16.70 | +44.2% |
| 2025 | $11.58 | ― |
Price13-week MA26-week MAS&P 500
5-Year High$73.86Nov 8, 2021
5-Year Low$5.61Apr 10, 2026
Annualized Return−25.7%
Max Drawdown−92.4%
If you had invested $1,000 5 years ago, it would be worth $226 today (−77.4%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved −77.4%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $16.70 | +44.2% |
| 2025 | $11.58 | ― |
Price1-year MA2-year MAS&P 500
All-Time High$83.68Nov 2021
All-Time Low$5.61Apr 2026
Total Change−69.4%vs Sep 2021
Annualized Return−20.7%
If you had invested $1,000 in Sep 2021, it would be worth $306 today (−69.4%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +61.5%, while this stock moved −69.4%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $16.70 | +52.8% |
| 2025 | $10.93 | +0.4% |
| 2024 | $10.89 | −14.4% |
| 2023 | $12.72 | +5.3% |
| 2022 | $12.08 | −77.2% |
| 2021 | $52.94 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Sep 2021). Please check the latest prices before trading.
Recent SEC filings (EDGAR)
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No.2
Disclosure
2026/11/05 06:07
臨時報告（重要事象）（8-K）
決算発表（経営成績・財政状態）（Item 2.02）／財務諸表および添付資料（Item 9.01）
決算発表（経営成績・財政状態）（Item 2.02）／財務諸表および添付資料（Item 9.01）
Delete
No.1
Disclosure
2026/10/16 05:31
臨時報告（重要事象）（8-K）
役員の異動（就任・退任・報酬）（Item 5.02）／レギュレーションFD開示（Item 7.01）／財務諸表および添付資料（Item 9.01）
役員の異動（就任・退任・報酬）（Item 5.02）／レギュレーションFD開示（Item 7.01）／財務諸表および添付資料（Item 9.01）
Delete
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