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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 April 15, 2026, is $12.79.
  • 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 478.73% to $12.79 now.
  • The 52-week high stock price for PHAT is $18.31, representing a 43.16% increase from the current share price, occurred on December 23, 2025.
  • The 52-week low stock price for PHAT is $2.21, indicating a -82.72% 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
Apr 15, 2026 $13.03 $12.69 $0.34 501,705.0 +0.95%
Apr 14, 2026 $13.08 $12.53 $0.55 1,043,390.0 +0.00%
Apr 13, 2026 $13.09 $12.58 $0.5066 973,507.0 +0.32%
Apr 10, 2026 $13.19 $12.51 $0.685 1,441,106.0 -0.08%
Apr 09, 2026 $12.77 $11.59 $1.18 1,670,868.0 +7.03%
Apr 08, 2026 $12.17 $11.68 $0.49 920,216.0 +2.25%
Apr 07, 2026 $11.64 $10.96 $0.68 838,745.0 +2.67%
Apr 06, 2026 $11.42 $11.03 $0.395 584,185.0 -0.79%
Apr 02, 2026 $11.37 $10.80 $0.57 785,117.0 +1.80%
Apr 01, 2026 $11.83 $11.04 $0.79 944,298.0 +0.27%
Mar 31, 2026 $11.32 $10.75 $0.57 1,212,594.0 +5.51%
Mar 30, 2026 $10.66 $10.21 $0.455 1,336,523.0 -0.47%
Mar 27, 2026 $11.48 $10.44 $1.04 1,502,478.0 -1.95%
Mar 26, 2026 $10.92 $10.35 $0.575 762,898.0 +3.06%
Mar 25, 2026 $10.61 $10.21 $0.4042 836,506.0 +4.08%
Mar 24, 2026 $10.44 $10.00 $0.435 1,197,440.0 -4.82%
Mar 23, 2026 $11.60 $10.56 $1.04 794,578.0 -5.71%
Mar 20, 2026 $11.90 $11.12 $0.78 2,623,891.0 +0.54%
Mar 19, 2026 $11.46 $10.70 $0.765 814,936.0 +1.73%
Mar 18, 2026 $11.13 $10.55 $0.58 664,760.0 +1.01%
Mar 17, 2026 $10.94 $10.34 $0.60 975,582.0 +3.93%

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
Apr, 2026 $13.19 $10.80 $2.39 10,204,842.0 +15.12%
Mar, 2026 $12.33 $10.00 $2.33 24,997,541.0 -11.54%
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%
$54.26
price up icon 2.69%
$48.70
price down icon 0.25%
$99.47
price up icon 1.08%
$152.54
price up icon 3.76%
$146.74
price down icon 4.34%
ONC ONC
$319.94
price up icon 3.21%
Cap:     |  Volume (24h):