No.3
Disclosure
2026/10/29 20:03
臨時報告（重要事象）（8-K）
債務・オフバランス債務の発生（Item 2.03）
債務・オフバランス債務の発生（Item 2.03）
ALT Altimmune, Inc.US-listed
3 posts
Altimmune, Inc. (ALT) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
Altimmune, Inc. (ALT) Stock Price History
Altimmune, Inc. closed at $2.08 on Nov 6, 2026, −22.1% over 1 month, −49.4% over 1 year.
Price5-day MA25-day MAS&P 500Disclosures
1-Month High$2.67Oct 6
1-Month Low$1.97Nov 5
1-Week Change+2.0%vs Oct 30
1-Month Change−22.1%vs Oct 6
If you had invested $1,000 1 month ago, it would be worth $779 today (−22.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved −22.1%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $2.08 | +0.11 | +5.58% |
| Nov 5 (Thu) | $1.97 | −0.15 | −7.08% |
| Nov 4 (Wed) | $2.12 | +0.08 | +3.92% |
| Nov 3 (Tue) | $2.04 | +0.02 | +0.99% |
| Nov 2 (Mon) | $2.02 | −0.02 | −0.98% |
| Oct 30 (Fri) | $2.04 | −0.10 | −4.67% |
| Oct 29 (Thu) | $2.14 | +0.04 | +1.90% |
| Oct 28 (Wed) | $2.10 | +0.06 | +2.94% |
| Oct 27 (Tue) | $2.04 | −0.01 | −0.49% |
| Oct 26 (Mon) | $2.05 | −0.07 | −3.30% |
Price5-day MA25-day MAS&P 500Disclosures
3-Month High$3.42Sep 4
3-Month Low$1.97Nov 5
1-Month Change−22.1%vs Oct 6
3-Month Change−30.9%vs Aug 6
If you had invested $1,000 3 months ago, it would be worth $691 today (−30.9%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved −30.9%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $2.08 | +0.11 | +5.58% |
| Nov 5 (Thu) | $1.97 | −0.15 | −7.08% |
| Nov 4 (Wed) | $2.12 | +0.08 | +3.92% |
| Nov 3 (Tue) | $2.04 | +0.02 | +0.99% |
| Nov 2 (Mon) | $2.02 | −0.02 | −0.98% |
| Oct 30 (Fri) | $2.04 | −0.10 | −4.67% |
| Oct 29 (Thu) | $2.14 | +0.04 | +1.90% |
| Oct 28 (Wed) | $2.10 | +0.06 | +2.94% |
| Oct 27 (Tue) | $2.04 | −0.01 | −0.49% |
| Oct 26 (Mon) | $2.05 | −0.07 | −3.30% |
Price25-day MA75-day MAS&P 500Disclosures
6-Month High$3.42Sep 4
6-Month Low$1.97Nov 5
3-Month Change−30.9%vs Aug 6
6-Month Change−36.2%vs May 6
If you had invested $1,000 6 months ago, it would be worth $638 today (−36.2%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved −36.2%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $2.08 | +2.0% |
| Oct 2026 | $2.04 | −28.7% |
| Sep 2026 | $2.86 | −8.0% |
| Aug 2026 | $3.11 | +9.5% |
| Jul 2026 | $2.84 | −6.6% |
| Jun 2026 | $3.04 | −0.3% |
| May 2026 | $3.05 | +17.3% |
Price25-day MA75-day MAS&P 500Disclosures
52-Week High$6.18Jan 27
52-Week Low$1.97Nov 5
Year to Date−42.4%vs Dec 31
From 52-Week High−66.3%Jan 27
If you had invested $1,000 1 year ago, it would be worth $506 today (−49.4%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved −49.4%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $2.08 | +2.0% |
| Oct 2026 | $2.04 | −28.7% |
| Sep 2026 | $2.86 | −8.0% |
| Aug 2026 | $3.11 | +9.5% |
| Jul 2026 | $2.84 | −6.6% |
| Jun 2026 | $3.04 | −0.3% |
| May 2026 | $3.05 | +17.3% |
| Apr 2026 | $2.60 | −15.6% |
| Mar 2026 | $3.08 | −28.5% |
| Feb 2026 | $4.31 | −23.0% |
| Jan 2026 | $5.60 | +55.1% |
| Dec 2025 | $3.61 | −31.4% |
| Nov 2025 | $5.26 | ― |
Price13-week MA26-week MAS&P 500
3-Year High$12.09Feb 26, 2024
3-Year Low$2.04Oct 30, 2026
Annualized Return−5.9%
Max Drawdown−83.1%
If you had invested $1,000 3 years ago, it would be worth $832 today (−16.8%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved −16.8%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $2.08 | −42.4% |
| 2025 | $3.61 | ― |
Price13-week MA26-week MAS&P 500
5-Year High$22.41Aug 29, 2022
5-Year Low$2.04Oct 30, 2026
Annualized Return−28.5%
Max Drawdown−90.9%
If you had invested $1,000 5 years ago, it would be worth $187 today (−81.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved −81.3%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $2.08 | −42.4% |
| 2025 | $3.61 | ― |
Price1-year MA2-year MAS&P 500
All-Time High$96.00Jun 2017
All-Time Low$1.72Jan 2020
Total Change−97.8%vs Jun 2017
Annualized Return−33.4%
If you had invested $1,000 in Jun 2017, it would be worth $22 today (−97.8%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +198.5%, while this stock moved −97.8%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $2.08 | −42.4% |
| 2025 | $3.61 | −49.9% |
| 2024 | $7.21 | −35.9% |
| 2023 | $11.25 | −31.6% |
| 2022 | $16.45 | +79.6% |
| 2021 | $9.16 | −18.8% |
| 2020 | $11.28 | +496.8% |
| 2019 | $1.89 | −8.3% |
| 2018 | $2.06 | −96.5% |
| 2017 | $59.70 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Jun 2017). Please check the latest prices before trading.
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No.2
Disclosure
2026/10/27 21:16
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
No.1
Disclosure
2026/09/29 20:03
臨時報告（重要事象）（8-K）
役員の異動（就任・退任・報酬）（Item 5.02）
役員の異動（就任・退任・報酬）（Item 5.02）
Delete
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