Natural Alternatives International (NAII) Stock Chart & Stock Price History $3.44 -0.05 (-1.43%) As of 04:00 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisChartCompetitorsEarningsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Natural Alternatives International Stock Price Performance The Natural Alternatives International (NAII) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 41.38%, with a year-to-date return of -21.11%. In the past month, the stock has decreased 1.71%, reflecting recent market activity. As of the latest close, Natural Alternatives International traded at $3.49 with a market cap of $21.57 million and volume of 2,585 shares. Five years ago, the stock traded at $6.92, representing a 50.87% decrease over that period. At the time, it had a market cap of $46.04 million and a volume of 10,003 shares. Receive NAII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Natural Alternatives International and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-0.73%1 Month Performance-1.71%3 Month Performance+11.84%Year-To-Date Performance-21.11%1 Year Performance-41.38%5 Year Performance-50.87% NAII Stock Chart for Monday, July, 14, 2025 NAII Chart by TradingView Natural Alternatives International Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization07/11/2025$3.50$3.49-0.29%$3.49$3.342,585 shs$21.57 million07/10/2025$3.43$3.50+2.19%$3.50$3.335,184 shs$21.63 million07/09/2025$3.32$3.43+3.16%$3.50$3.34831 shs$21.17 million07/08/2025$3.32$3.32$3.48$3.325,738 shs$20.51 million07/07/2025$3.21$3.32+3.43%$3.41$3.2311,463 shs$20.52 million07/04/2025$3.21$3.21$3.32$3.251,042 shs$19.84 million07/03/2025$3.21$3.21$3.32$3.251,042 shs$19.84 million07/02/2025$3.26$3.21-1.53%$3.40$3.2113,476 shs$19.84 million07/01/2025$3.28$3.26-0.61%$3.40$3.261,157 shs$20.15 million06/30/2025$3.22$3.28+1.86%$3.34$3.251,900 shs$20.27 million Get the Latest News and Ratings for NAII and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Natural Alternatives International and its competitors with MarketBeat's FREE daily newsletter. 06/27/2025$3.46$3.22-6.94%$3.47$3.2225,168 shs$19.90 million06/26/2025$3.41$3.46+1.47%$3.49$3.443,739 shs$21.38 million06/25/2025$3.40$3.41+0.29%$3.48$3.402,244 shs$21.07 million06/24/2025$3.33$3.40+2.10%$3.47$3.344,810 shs$21.01 million06/23/2025$3.31$3.33+0.60%$3.33$3.331,803 shs$20.58 million06/20/2025$3.44$3.31-3.75%$3.49$3.3110,288 shs$20.46 million06/19/2025$3.44$3.44$3.47$3.413,426 shs$21.25 million06/18/2025$3.42$3.44+0.56%$3.47$3.413,426 shs$21.25 million06/17/2025$3.46$3.42-1.16%$3.45$3.424,501 shs$21.13 million06/16/2025$3.46$3.46+0.03%$3.52$3.404,390 shs$21.38 million06/13/2025$3.44$3.46+0.55%$3.46$3.42778 shs$21.37 million Related Companies Pliant Therapeutics Stock Chart Zura Bio Stock Chart ESSA Pharma Stock Chart Quince Therapeutics Stock Chart Surrozen Stock Chart InterCure Stock Chart Immix Biopharma Stock Chart Acumen Pharmaceuticals Stock Chart Immunic Stock Chart Genenta Science Stock Chart Receive NAII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Natural Alternatives International and its competitors with MarketBeat's FREE daily newsletter. 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