United Therapeutics (UTHR) went public on June 17, 1999, when it opened at a split-adjusted price of $6.75.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
September 2026 | $514.20 | $517.75 | $468.97 | $481.47 | 14,984,409 |
August 2026 | $516.29 | $541.03 | $490.80 | $510.38 | 10,846,784 |
July 2026 | $542.65 | $563.70 | $514.34 | $517.71 | 8,942,600 |
June 2026 | $551.70 | $560.97 | $532.59 | $541.83 | 12,259,900 |
May 2026 | $569.00 | $609.35 | $548.03 | $556.82 | 9,560,600 |
April 2026 | $596.88 | $597.00 | $551.30 | $571.35 | 9,880,355 |
March 2026 | $509.55 | $607.89 | $471.29 | $592.98 | 15,452,070 |
February 2026 | $467.17 | $537.19 | $464.44 | $503.90 | 7,161,386 |
January 2026 | $490.07 | $512.74 | $455.63 | $469.49 | 7,069,207 |
December 2025 | $484.68 | $519.99 | $470.13 | $487.25 | 10,003,299 |
November 2025 | $441.39 | $492.62 | $430.02 | $486.00 | 8,583,403 |
October 2025 | $421.26 | $479.50 | $409.07 | $445.43 | 15,295,368 |
September 2025 | $419.63 | $442.01 | $375.61 | $419.21 | 22,075,282 |
August 2025 | $284.65 | $317.31 | $283.01 | $304.76 | 16,330,656 |
July 2025 | $287.15 | $307.71 | $272.12 | $274.70 | 9,586,969 |
June 2025 | $317.93 | $335.00 | $274.01 | $287.35 | 14,787,654 |
May 2025 | $304.79 | $320.91 | $290.02 | $318.85 | 9,977,995 |
April 2025 | $308.17 | $319.40 | $266.98 | $303.09 | 9,860,914 |
March 2025 | $316.46 | $324.57 | $298.60 | $308.27 | 10,613,219 |
February 2025 | $348.17 | $383.51 | $307.38 | $320.05 | 10,676,653 |
January 2025 | $352.33 | $382.61 | $349.07 | $351.17 | 5,944,776 |
December 2024 | $374.21 | $383.00 | $350.60 | $352.84 | 6,234,306 |
November 2024 | $375.78 | $417.82 | $353.65 | $370.49 | 6,999,853 |
October 2024 | $359.34 | $377.03 | $342.02 | $373.97 | 7,087,212 |
September 2024 | $362.37 | $366.08 | $337.52 | $358.35 | 8,287,085 |