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Phathom Pharmaceuticals Inc Stock (PHAT) Price History

The historical daily chart and data for Phathom Pharmaceuticals Inc stock (PHAT), show that the latest closing stock price as of March 04, 2026, is $11.37.
  • Phathom Pharmaceuticals Inc all-time high stock price is $64.54, occurred on June 08, 2020.
  • The lowest Phathom Pharmaceuticals Inc stock price recorded was $2.21 on May 08, 2025. Since then, Phathom Pharmaceuticals Inc's stock price has risen over 414.65% to $11.37 now.
  • The 52-week high stock price for PHAT is $18.31, representing a 60.99% increase from the current share price, occurred on December 23, 2025.
  • The 52-week low stock price for PHAT is $2.21, indicating a -80.57% decrease from the current share price, occurred on May 08, 2025.
  • The closing price of Phathom Pharmaceuticals Inc (PHAT) stock in the beginning of 2025 was $19.96. The stock closed the year at $11.22, a loss of over -43.79% for the year.
The table below shows more information about PHAT historical price data:
Date High Low High - Low Volume % Change
Mar 04, 2026 $11.85 $11.00 $0.8535 170,440.0 +2.85%
Mar 03, 2026 $11.39 $10.69 $0.70 1,044,716.0 -3.58%
Mar 02, 2026 $12.33 $11.44 $0.895 1,950,155.0 -8.76%
Feb 27, 2026 $13.76 $12.32 $1.44 1,181,532.0 -7.37%
Feb 26, 2026 $14.39 $12.95 $1.44 1,798,593.0 +10.06%
Feb 25, 2026 $12.65 $11.42 $1.23 1,721,988.0 +6.12%
Feb 24, 2026 $11.69 $11.19 $0.50 804,878.0 +2.11%
Feb 23, 2026 $11.71 $11.00 $0.71 1,089,490.0 -0.44%
Feb 20, 2026 $12.05 $11.22 $0.83 1,441,346.0 -4.67%
Feb 19, 2026 $11.99 $11.38 $0.61 1,068,574.0 +0.84%
Feb 18, 2026 $13.04 $11.86 $1.19 1,123,904.0 -6.90%
Feb 17, 2026 $12.83 $11.83 $1.00 960,371.0 +6.16%
Feb 13, 2026 $12.50 $11.95 $0.555 698,437.0 +0.00%
Feb 12, 2026 $12.41 $11.83 $0.582 647,435.0 -1.72%
Feb 11, 2026 $13.17 $12.19 $0.98 700,308.0 -4.60%
Feb 10, 2026 $13.07 $12.74 $0.33 738,882.0 +0.31%
Feb 09, 2026 $13.18 $12.41 $0.765 515,941.0 +1.59%
Feb 06, 2026 $12.94 $12.20 $0.74 950,445.0 +1.37%
Feb 05, 2026 $13.75 $12.22 $1.53 1,226,357.0 -6.20%
Feb 04, 2026 $14.11 $12.75 $1.36 990,902.0 -4.20%
Feb 03, 2026 $14.53 $13.67 $0.86 981,432.0 +0.00%

Phathom Pharmaceuticals Inc Stock (PHAT) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Phathom Pharmaceuticals Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of PHAT shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Phathom Pharmaceuticals Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Phathom Pharmaceuticals Inc Stock (PHAT) Price History 2026

Month High Low High - Low Volume % Change
Mar, 2026 $12.33 $10.69 $1.64 3,165,311.0 -9.51%
Feb, 2026 $14.53 $11.00 $3.53 19,187,372.0 -8.12%
Jan, 2026 $18.09 $13.14 $4.95 27,094,059.0 -17.60%

Phathom Pharmaceuticals Inc Stock (PHAT) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $18.31 $14.12 $4.19 19,488,935.0 +8.32%
Nov, 2025 $16.27 $12.31 $3.96 16,426,200.0 +15.28%
Oct, 2025 $16.08 $10.33 $5.75 29,482,756.0 +15.12%
Sep, 2025 $13.00 $10.84 $2.16 23,915,282.0 -3.37%
Aug, 2025 $12.96 $8.03 $4.93 23,053,106.0 +42.62%
Jul, 2025 $10.03 $7.61 $2.42 21,554,253.0 -10.95%
Jun, 2025 $12.32 $4.25 $8.07 98,029,914.0 +125.65%
May, 2025 $4.49 $2.21 $2.28 49,839,833.0 -0.93%
Apr, 2025 $6.26 $3.81 $2.45 24,781,907.0 -31.58%
Mar, 2025 $6.98 $4.07 $2.91 28,201,629.0 +13.59%
Feb, 2025 $6.40 $5.21 $1.19 18,551,501.0 -7.85%
Jan, 2025 $8.34 $5.95 $2.39 19,777,859.0 -26.23%

Phathom Pharmaceuticals Inc Stock (PHAT) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $9.79 $7.03 $2.76 19,679,729.0 -9.81%
Nov, 2024 $19.50 $8.49 $11.01 38,369,462.0 -48.28%
Oct, 2024 $18.97 $14.31 $4.66 22,632,223.0 -5.14%
Sep, 2024 $19.71 $15.73 $3.98 19,891,267.0 +9.44%
Aug, 2024 $17.10 $10.46 $6.64 18,066,030.0 +39.76%
Jul, 2024 $12.99 $9.82 $3.17 17,927,921.0 +14.76%
Jun, 2024 $12.75 $9.50 $3.25 9,889,326.0 +9.34%
May, 2024 $11.24 $8.96 $2.28 12,472,845.0 +4.32%
Apr, 2024 $12.27 $8.74 $3.53 15,569,633.0 -14.97%
Mar, 2024 $11.41 $7.55 $3.86 16,272,713.0 -0.75%
Feb, 2024 $11.43 $6.07 $5.36 23,154,680.0 +59.70%
Jan, 2024 $9.59 $6.45 $3.14 12,546,556.0 -26.62%
$47.57
price up icon 0.14%
$52.08
price up icon 6.38%
$29.14
price up icon 3.88%
$100.82
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$147.01
price up icon 0.68%
biotechnology ONC
$295.80
price down icon 0.19%
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