No.4
Disclosure
2026/10/14 05:00
委任状説明書（株主総会招集）（DEF 14A）
GTBP GT Biopharma, Inc.US-listed
4 posts
GT Biopharma, Inc. (GTBP) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
GT Biopharma, Inc. (GTBP) Stock Price History
GT Biopharma, Inc. closed at $4.42 on Nov 6, 2026, −30.6% over 1 month, +612.9% over 1 year.
Price5-day MA25-day MAS&P 500Disclosures
1-Month High$7.36Oct 15
1-Month Low$4.42Nov 6
1-Week Change−16.9%vs Oct 30
1-Month Change−30.6%vs Oct 6
If you had invested $1,000 1 month ago, it would be worth $694 today (−30.6%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved −30.6%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $4.42 | −0.12 | −2.64% |
| Nov 5 (Thu) | $4.54 | −0.30 | −6.20% |
| Nov 4 (Wed) | $4.84 | −0.43 | −8.16% |
| Nov 3 (Tue) | $5.27 | +0.14 | +2.73% |
| Nov 2 (Mon) | $5.13 | −0.19 | −3.57% |
| Oct 30 (Fri) | $5.32 | −0.28 | −5.00% |
| Oct 29 (Thu) | $5.60 | +0.09 | +1.63% |
| Oct 28 (Wed) | $5.51 | −0.07 | −1.25% |
| Oct 27 (Tue) | $5.58 | +0.51 | +10.06% |
| Oct 26 (Mon) | $5.07 | −0.39 | −7.14% |
Price5-day MA25-day MAS&P 500Disclosures
3-Month High$11.63Sep 14
3-Month Low$4.42Nov 6
1-Month Change−30.6%vs Oct 6
3-Month Change−41.3%vs Aug 6
If you had invested $1,000 3 months ago, it would be worth $587 today (−41.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved −41.3%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $4.42 | −0.12 | −2.64% |
| Nov 5 (Thu) | $4.54 | −0.30 | −6.20% |
| Nov 4 (Wed) | $4.84 | −0.43 | −8.16% |
| Nov 3 (Tue) | $5.27 | +0.14 | +2.73% |
| Nov 2 (Mon) | $5.13 | −0.19 | −3.57% |
| Oct 30 (Fri) | $5.32 | −0.28 | −5.00% |
| Oct 29 (Thu) | $5.60 | +0.09 | +1.63% |
| Oct 28 (Wed) | $5.51 | −0.07 | −1.25% |
| Oct 27 (Tue) | $5.58 | +0.51 | +10.06% |
| Oct 26 (Mon) | $5.07 | −0.39 | −7.14% |
Price25-day MA75-day MAS&P 500Disclosures
6-Month High$12.85Jun 18
6-Month Low$4.42Nov 6
3-Month Change−41.3%vs Aug 6
6-Month Change−56.1%vs May 6
If you had invested $1,000 6 months ago, it would be worth $439 today (−56.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved −56.1%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $4.42 | −16.9% |
| Oct 2026 | $5.32 | −17.8% |
| Sep 2026 | $6.47 | −9.5% |
| Aug 2026 | $7.15 | −2.7% |
| Jul 2026 | $7.35 | −40.0% |
| Jun 2026 | $12.25 | +2.5% |
| May 2026 | $11.95 | +55.2% |
Price25-day MA75-day MAS&P 500Disclosures
52-Week High$20.43Jan 2
52-Week Low$0.61Dec 3
Year to Date+463.1%vs Dec 31
From 52-Week High−78.4%Jan 2
If you had invested $1,000 1 year ago, it would be worth $7,129 today (+612.9%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved +612.9%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $4.42 | −16.9% |
| Oct 2026 | $5.32 | −17.8% |
| Sep 2026 | $6.47 | −9.5% |
| Aug 2026 | $7.15 | −2.7% |
| Jul 2026 | $7.35 | −40.0% |
| Jun 2026 | $12.25 | +2.5% |
| May 2026 | $11.95 | +55.2% |
| Apr 2026 | $7.70 | −24.5% |
| Mar 2026 | $10.20 | −14.6% |
| Feb 2026 | $11.95 | −27.6% |
| Jan 2026 | $16.50 | +2,001.9% |
| Dec 2025 | $0.79 | −0.6% |
| Nov 2025 | $0.79 | ― |
Price13-week MA26-week MAS&P 500
3-Year High$20.43Jan 2, 2026
3-Year Low$0.61Dec 5, 2025
Annualized Return−14.4%
Max Drawdown−92.2%
If you had invested $1,000 3 years ago, it would be worth $627 today (−37.3%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved −37.3%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $4.42 | +463.1% |
| 2025 | $0.79 | ― |
Price13-week MA26-week MAS&P 500
5-Year High$154.80Nov 8, 2021
5-Year Low$0.61Dec 5, 2025
Annualized Return−50.9%
Max Drawdown−99.6%
If you had invested $1,000 5 years ago, it would be worth $29 today (−97.1%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved −97.1%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $4.42 | +463.1% |
| 2025 | $0.79 | ― |
Price1-year MA2-year MAS&P 500
All-Time High$1,208.70Aug 2018
All-Time Low$0.61Dec 2025
Total Change−99.5%vs Mar 2018
Annualized Return−46.5%
If you had invested $1,000 in Mar 2018, it would be worth $5 today (−99.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +172.7%, while this stock moved −99.5%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $4.42 | −78.4% |
| 2025 | $20.43 | +580.8% |
| 2024 | $3.00 | −60.8% |
| 2023 | $7.65 | −71.2% |
| 2022 | $26.58 | −71.0% |
| 2021 | $91.50 | −57.7% |
| 2020 | $216.24 | +307.7% |
| 2019 | $53.04 | −87.6% |
| 2018 | $428.40 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Mar 2018). Please check the latest prices before trading.
Posts
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No.3
Disclosure
2026/09/26 05:10
臨時報告（重要事象）（8-K）
その他の重要事象（Item 8.01）／財務諸表および添付資料（Item 9.01）
その他の重要事象（Item 8.01）／財務諸表および添付資料（Item 9.01）
Delete
No.2
Disclosure
2026/09/22 05:10
臨時報告（重要事象）（8-K）
重要な契約の締結（Item 1.01）／未登録株式の発行（Item 3.02）／株主の権利の変更（Item 3.03）／定款・決算期の変更（Item 5.03）／財務諸表および添付資料（Item 9.01）
重要な契約の締結（Item 1.01）／未登録株式の発行（Item 3.02）／株主の権利の変更（Item 3.03）／定款・決算期の変更（Item 5.03）／財務諸表および添付資料（Item 9.01）
Delete
No.1
Disclosure
2026/09/15 21:57
臨時報告（重要事象）（8-K）
重要な契約の締結（Item 1.01）／未登録株式の発行（Item 3.02）／株主の権利の変更（Item 3.03）／定款・決算期の変更（Item 5.03）／財務諸表および添付資料（Item 9.01）
重要な契約の締結（Item 1.01）／未登録株式の発行（Item 3.02）／株主の権利の変更（Item 3.03）／定款・決算期の変更（Item 5.03）／財務諸表および添付資料（Item 9.01）
Delete
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