No.3
Disclosure
2026/11/06 06:44
四半期報告書（10-Q）
FIVN Five9, Inc.US-listed
3 posts
Five9, Inc. stock plunged on Nov 6: what happened
It closed at $28.12 on Nov 6 (−$6.02, −17.63%), ranking #32 among the top losers of 5,526 US stocks priced $1 or more.
Disclosures around that day
- 11/05 16:4410-Q
- 11/05 16:118-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）
- 11/05 16:098-K 重要な契約の締結（Item 1.01）／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）
Changes are calculated from the closing prices this site collects daily. Please make your own investment decisions.
Five9, Inc. (FIVN) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
Five9, Inc. (FIVN) Stock Price History
Five9, Inc. closed at $28.12 on Nov 6, 2026, −15.5% over 1 month, +41.7% over 1 year.
Price5-day MA25-day MAS&P 500Disclosures
1-Month High$37.74Oct 26
1-Month Low$28.12Nov 6
1-Week Change−22.6%vs Oct 30
1-Month Change−15.5%vs Oct 6
If you had invested $1,000 1 month ago, it would be worth $845 today (−15.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −5.7%, while this stock moved −15.5%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $28.12 | −6.02 | −17.63% |
| Nov 5 (Thu) | $34.14 | −2.21 | −6.08% |
| Nov 4 (Wed) | $36.35 | +0.58 | +1.62% |
| Nov 3 (Tue) | $35.77 | +0.00 | +0.00% |
| Nov 2 (Mon) | $35.77 | −0.57 | −1.57% |
| Oct 30 (Fri) | $36.34 | −1.07 | −2.86% |
| Oct 29 (Thu) | $37.41 | −0.22 | −0.58% |
| Oct 28 (Wed) | $37.63 | +0.50 | +1.35% |
| Oct 27 (Tue) | $37.13 | −0.61 | −1.62% |
| Oct 26 (Mon) | $37.74 | +0.13 | +0.35% |
Price5-day MA25-day MAS&P 500Disclosures
3-Month High$38.65Sep 22
3-Month Low$28.12Nov 6
1-Month Change−15.5%vs Oct 6
3-Month Change−0.9%vs Aug 6
If you had invested $1,000 3 months ago, it would be worth $991 today (−0.9%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved −4.3%, while this stock moved −0.9%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Nov 6 (Fri) | $28.12 | −6.02 | −17.63% |
| Nov 5 (Thu) | $34.14 | −2.21 | −6.08% |
| Nov 4 (Wed) | $36.35 | +0.58 | +1.62% |
| Nov 3 (Tue) | $35.77 | +0.00 | +0.00% |
| Nov 2 (Mon) | $35.77 | −0.57 | −1.57% |
| Oct 30 (Fri) | $36.34 | −1.07 | −2.86% |
| Oct 29 (Thu) | $37.41 | −0.22 | −0.58% |
| Oct 28 (Wed) | $37.63 | +0.50 | +1.35% |
| Oct 27 (Tue) | $37.13 | −0.61 | −1.62% |
| Oct 26 (Mon) | $37.74 | +0.13 | +0.35% |
Price25-day MA75-day MAS&P 500Disclosures
6-Month High$38.65Sep 22
6-Month Low$18.82Jun 22
3-Month Change−0.9%vs Aug 6
6-Month Change+28.4%vs May 6
If you had invested $1,000 6 months ago, it would be worth $1,284 today (+28.4%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +0.2%, while this stock moved +28.4%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $28.12 | −22.6% |
| Oct 2026 | $36.34 | +6.9% |
| Sep 2026 | $34.01 | −1.6% |
| Aug 2026 | $34.56 | +25.6% |
| Jul 2026 | $27.51 | +29.0% |
| Jun 2026 | $21.32 | −12.4% |
| May 2026 | $24.35 | +41.6% |
Price25-day MA75-day MAS&P 500Disclosures
52-Week High$38.65Sep 22
52-Week Low$13.61Apr 10
Year to Date+40.2%vs Dec 31
From 52-Week High−27.2%Sep 22
If you had invested $1,000 1 year ago, it would be worth $1,417 today (+41.7%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +9.6%, while this stock moved +41.7%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Nov 2026 | $28.12 | −22.6% |
| Oct 2026 | $36.34 | +6.9% |
| Sep 2026 | $34.01 | −1.6% |
| Aug 2026 | $34.56 | +25.6% |
| Jul 2026 | $27.51 | +29.0% |
| Jun 2026 | $21.32 | −12.4% |
| May 2026 | $24.35 | +41.6% |
| Apr 2026 | $17.20 | +13.4% |
| Mar 2026 | $15.17 | −13.0% |
| Feb 2026 | $17.44 | −1.2% |
| Jan 2026 | $17.66 | −11.9% |
| Dec 2025 | $20.05 | +2.3% |
| Nov 2025 | $19.59 | ― |
Price13-week MA26-week MAS&P 500
3-Year High$81.88Dec 11, 2023
3-Year Low$13.61Apr 10, 2026
Annualized Return−23.7%
Max Drawdown−83.4%
If you had invested $1,000 3 years ago, it would be worth $444 today (−55.6%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +67.1%, while this stock moved −55.6%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $28.12 | +40.2% |
| 2025 | $20.05 | ― |
Price13-week MA26-week MAS&P 500
5-Year High$160.65Nov 8, 2021
5-Year Low$13.61Apr 10, 2026
Annualized Return−29.5%
Max Drawdown−91.5%
If you had invested $1,000 5 years ago, it would be worth $175 today (−82.5%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +57.5%, while this stock moved −82.5%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $28.12 | +40.2% |
| 2025 | $20.05 | ― |
Price1-year MA2-year MAS&P 500
All-Time High$201.29Jul 2021
All-Time Low$3.70Sep 2015
Total Change+275.4%vs May 2014
Annualized Return+11.1%
If you had invested $1,000 in May 2014, it would be worth $3,754 today (+275.4%).Price change only; dividends and fees are not included.
Over the same period the S&P 500 moved +283.5%, while this stock moved +275.4%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | $28.12 | +40.2% |
| 2025 | $20.05 | −50.7% |
| 2024 | $40.64 | −48.4% |
| 2023 | $78.69 | +16.0% |
| 2022 | $67.86 | −50.6% |
| 2021 | $137.32 | −21.3% |
| 2020 | $174.40 | +165.9% |
| 2019 | $65.58 | +50.0% |
| 2018 | $43.72 | +75.7% |
| 2017 | $24.88 | +75.3% |
| 2016 | $14.19 | +63.1% |
| 2015 | $8.70 | +94.2% |
| 2014 | $4.48 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from May 2014). Please check the latest prices before trading.
Recent SEC filings (EDGAR)
- 11/05 16:44 10-Q
- 11/05 16:11 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）
- 11/05 16:09 8-K 重要な契約の締結（Item 1.01）／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）
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No.2
Disclosure
2026/11/06 06:11
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
2026/11/06 06:09
臨時報告（重要事象）（8-K）
重要な契約の締結（Item 1.01）／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）
重要な契約の締結（Item 1.01）／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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