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Date Open High Low Close Volume
05/15/2025 $9.42 $9.58 $9.42 $9.52 27.00K
05/16/2025 $9.44 $9.74 $9.44 $9.69 169.90K
05/19/2025 $9.62 $9.75 $9.50 $9.71 56.80K
05/20/2025 $9.67 $9.72 $9.48 $9.60 861.00K
05/21/2025 $9.60 $9.60 $9.60 $9.60 0
OptiNose, Inc. is a pharmaceutical company focused on patients treated by ear, nose and throat (ENT) and allergy specialists. Co.'s product, XHANCE (fluticasone propionate) nasal spray, 93 microgram (mcg), is a therapeutic utilizing its Exhalation Delivery System (EDS) that delivers a topically-acting corticosteroid for the treatment of chronic rhinosinusitis with nasal polyps and chronic rhinosinusitis without nasal polyps (also known as chronic sinusitis). XHANCE combines the EDS with a liquid formulation of fluticasone propionate, a well-characterized, second-generation corticosteroid.
OPTN historical stock prices picture
Optinose (OPTN) has the following price history information. Looking back at OPTN historical stock prices for the last five trading days, on May 15, 2025, OPTN opened at $9.42, traded as high as $9.58 and as low as $9.42, and closed at $9.52. Trading volume was a total of 27.00K shares. On May 16, 2025, OPTN opened at $9.44, traded as high as $9.74 and as low as $9.44, and closed at $9.69. Trading volume was a total of 169.90K shares. On May 19, 2025, OPTN opened at $9.62, traded as high as $9.75 and as low as $9.50, and closed at $9.71. Trading volume was a total of 56.80K shares. On May 20, 2025, OPTN opened at $9.67, traded as high as $9.72 and as low as $9.48, and closed at $9.60. Trading volume was a total of 861.00K shares. On May 21, 2025, OPTN opened at $9.60, traded as high as $9.60 and as low as $9.60, and closed at $9.60. Trading volume was a total of 0 shares.

OPTN Historical Stock Prices By Date:

OPTN historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Optinose shares, starting with a $10,000 purchase of OPTN, and working forward through the historical stock price information to today.

Growth of $10,000.00
Without Dividends Reinvested

Start date: 10/16/2017
End date: 05/21/2025
Start price/share: $294.15
End price/share: $9.60
Dividends collected/share: $0.00
Total return: -96.74%
Average Annual Total Return: -36.26%
Starting investment: $10,000.00
Ending investment: $326.24
Years: 7.60
Date Close
05/15/2025$9.52
05/16/2025$9.69
05/19/2025$9.71
05/20/2025$9.60
05/21/2025$9.60
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Also explore: OPTN shares outstanding history

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