Phathom Pharmaceuticals, Inc. (PHAT) Stock Price History
Historical prices from 2019 to 2026
Loading 10-year price history...
PHAT Historical Performance
Short-Term Returns
PHAT Stock Price Trajectory (2019–2026)
As of May 8, 2026, Phathom Pharmaceuticals, Inc. (PHAT) trades at $12.23, representing a +409.6% return over the past year. The stock has delivered a -65.0% total return over five years (-18.9% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $64.54 on June 8, 2020. From this peak, PHAT has corrected -81.1%, currently trading 3% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers ACAD (+52.4% 1Y), SUPN (+69.0% 1Y), and PRGO (-55.6% 1Y), PHAT has underperformed the peer group average. Compare PHAT vs ACAD →
PHAT Historical Price Data (2025–2026)
Showing 30 of 1,642 recordsLoading full history…
| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-07 | 12.58 | 12.74 | 11.76 | 12.23 | 804K | -3.47% |
| 2026-05-06 | 12.71 | 12.90 | 12.35 | 12.67 | 764K | +0.60% |
| 2026-05-05 | 12.87 | 12.95 | 12.21 | 12.60 | 1.07M | -2.14% |
| 2026-05-04 | 11.92 | 13.00 | 11.56 | 12.87 | 1.94M | +7.16% |
| 2026-05-01 | 11.54 | 12.16 | 11.35 | 12.01 | 1.90M | +7.23% |
| 2026-04-30 | 11.46 | 11.82 | 9.73 | 11.20 | 4.21M | -4.92% |
| 2026-04-29 | 11.28 | 12.23 | 10.95 | 11.78 | 2.89M | +3.97% |
| 2026-04-28 | 11.73 | 11.81 | 11.08 | 11.33 | 1.41M | -2.24% |
| 2026-04-27 | 11.61 | 12.01 | 11.32 | 11.59 | 1.19M | -0.94% |
| 2026-04-24 | 12.19 | 12.19 | 11.37 | 11.70 | 1.43M | -3.78% |
| 2026-04-23 | 11.58 | 12.17 | 11.43 | 12.16 | 1.24M | +3.67% |
| 2026-04-22 | 13.04 | 13.18 | 11.66 | 11.73 | 2.04M | -8.93% |
| 2026-04-21 | 13.51 | 13.51 | 12.52 | 12.88 | 1.41M | -4.38% |
| 2026-04-20 | 13.15 | 13.66 | 13.00 | 13.47 | 753K | +2.12% |
| 2026-04-17 | 12.88 | 13.27 | 12.66 | 13.19 | 905K | +4.60% |
| 2026-04-16 | 12.80 | 12.93 | 12.48 | 12.61 | 804K | -1.41% |
| 2026-04-15 | 12.95 | 13.00 | 12.69 | 12.79 | 490K | +0.95% |
| 2026-04-14 | 12.68 | 13.08 | 12.53 | 12.67 | 1.02M | 0.00% |
| 2026-04-13 | 12.58 | 13.09 | 12.58 | 12.67 | 954K | +0.32% |
| 2026-04-10 | 12.83 | 13.19 | 12.51 | 12.63 | 1.42M | -0.08% |
| 2026-04-09 | 11.64 | 12.77 | 11.60 | 12.64 | 1.66M | +7.03% |
| 2026-04-08 | 12.09 | 12.17 | 11.68 | 11.81 | 914K | +2.25% |
| 2026-04-07 | 11.16 | 11.64 | 10.96 | 11.55 | 831K | +2.67% |
| 2026-04-06 | 11.36 | 11.41 | 11.03 | 11.25 | 575K | -0.79% |
| 2026-04-02 | 10.91 | 11.37 | 10.80 | 11.34 | 773K | +1.80% |
| 2026-04-01 | 11.23 | 11.83 | 11.04 | 11.14 | 934K | +0.27% |
| 2026-03-31 | 10.89 | 11.32 | 10.75 | 11.11 | 1.20M | +5.51% |
| 2026-03-30 | 10.35 | 10.66 | 10.22 | 10.53 | 1.32M | -0.47% |
| 2026-03-27 | 11.28 | 11.38 | 10.44 | 10.58 | 1.48M | -1.95% |
| 2026-03-26 | 10.45 | 10.92 | 10.35 | 10.79 | 749K | +3.06% |
See PHAT's True Return
Price is only half the story. See total return with reinvested dividends.
Launch CalculatorIs PHAT Undervalued?
DCF intrinsic value, peer multiples, and analyst estimates — see what the stock is really worth.
View ValuationCompare PHAT vs DBVT
Side-by-side business, growth, and profitability comparison vs DBV Technologies S.A..
Start ComparisonPHAT — Frequently Asked Questions
Quick answers to the most common questions about buying PHAT stock.
How has PHAT stock performed recently?
PHAT returned +409.6% over the past year, beating its 5-year annualized CAGR of -18.9%. The stock trades below its 200-day moving average, confirming the uptrend.
What is PHAT's all-time high price?
Phathom Pharmaceuticals, Inc. reached $64.54 on 2020-06-08. The 52-week high is $18.31. Current 1-year return of +409.6% places the stock closer to historical peaks.
Where can I download PHAT historical price data?
This page provides PHAT daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2019-2026, downloadable in CSV format.