Natural Alternatives International, Inc. (NAII)
NASDAQ: NAII · Real-Time Price · USD
3.220
-0.280 (-8.00%)
Sep 15, 2025, 4:00 PM EDT - Market closed
NAII Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 15, 2025 | 3.45 | 3.45 | 3.26 | 3.26 | - | -6.86% | 4,925 |
| Sep 12, 2025 | 3.55 | 3.58 | 3.44 | 3.50 | 3.50 | -2.51% | 2,276 |
| Sep 11, 2025 | 3.36 | 3.87 | 3.36 | 3.59 | 3.59 | 6.53% | 12,150 |
| Sep 10, 2025 | 3.32 | 3.40 | 3.32 | 3.37 | 3.37 | 2.74% | 5,615 |
| Sep 9, 2025 | 3.40 | 3.40 | 3.28 | 3.28 | 3.28 | -3.81% | 4,286 |
| Sep 8, 2025 | 3.83 | 3.83 | 3.40 | 3.41 | 3.41 | -5.28% | 21,585 |
| Sep 5, 2025 | 3.93 | 3.93 | 3.60 | 3.60 | 3.60 | -5.51% | 5,033 |
| Sep 4, 2025 | 3.74 | 3.81 | 3.74 | 3.81 | 3.81 | 4.96% | 1,536 |
| Sep 3, 2025 | 3.63 | 3.63 | 3.63 | 3.63 | 3.63 | - | 522 |
| Sep 2, 2025 | 3.63 | 3.63 | 3.63 | 3.63 | 3.63 | -2.68% | 815 |
| Aug 29, 2025 | 3.73 | 3.73 | 3.73 | 3.73 | 3.73 | - | 290 |
| Aug 28, 2025 | 3.61 | 3.78 | 3.61 | 3.73 | 3.73 | 4.19% | 3,252 |
| Aug 27, 2025 | 3.74 | 3.85 | 3.58 | 3.58 | 3.58 | -2.45% | 8,515 |
| Aug 26, 2025 | 3.93 | 3.93 | 3.67 | 3.67 | 3.67 | -6.97% | 21,349 |
| Aug 25, 2025 | 3.90 | 3.98 | 3.90 | 3.95 | 3.95 | -0.88% | 12,869 |
| Aug 22, 2025 | 4.03 | 4.03 | 3.96 | 3.98 | 3.98 | 0.40% | 1,379 |
| Aug 21, 2025 | 3.86 | 3.96 | 3.86 | 3.96 | 3.96 | -0.90% | 1,528 |
| Aug 20, 2025 | 3.85 | 4.00 | 3.85 | 4.00 | 4.00 | 3.90% | 8,072 |
| Aug 19, 2025 | 3.85 | 3.87 | 3.85 | 3.85 | 3.85 | -0.26% | 955 |
| Aug 18, 2025 | 3.85 | 3.88 | 3.85 | 3.86 | 3.86 | 0.52% | 2,363 |
| Aug 15, 2025 | 3.85 | 3.87 | 3.80 | 3.84 | 3.84 | 1.86% | 5,915 |
| Aug 14, 2025 | 3.77 | 3.77 | 3.77 | 3.77 | 3.77 | - | 279 |
| Aug 13, 2025 | 3.79 | 3.90 | 3.77 | 3.77 | 3.77 | -1.31% | 3,411 |
| Aug 12, 2025 | 3.73 | 3.82 | 3.73 | 3.82 | 3.82 | 3.24% | 461 |
| Aug 11, 2025 | 3.62 | 3.83 | 3.62 | 3.70 | 3.70 | -0.11% | 8,985 |
| Aug 8, 2025 | 3.65 | 3.70 | 3.64 | 3.70 | 3.70 | 0.11% | 1,992 |
| Aug 7, 2025 | 3.77 | 3.77 | 3.70 | 3.70 | 3.70 | 1.09% | 820 |
| Aug 6, 2025 | 3.73 | 3.77 | 3.66 | 3.66 | 3.66 | - | 1,543 |
| Aug 5, 2025 | 3.61 | 3.68 | 3.61 | 3.66 | 3.66 | 0.27% | 2,393 |
| Aug 4, 2025 | 3.61 | 3.73 | 3.61 | 3.65 | 3.65 | 1.11% | 2,623 |
| Aug 1, 2025 | 3.62 | 3.62 | 3.61 | 3.61 | 3.61 | -0.55% | 484 |
| Jul 31, 2025 | 3.69 | 3.80 | 3.63 | 3.63 | 3.63 | - | 1,492 |
| Jul 30, 2025 | 3.79 | 3.80 | 3.62 | 3.63 | 3.63 | -4.47% | 4,380 |
| Jul 29, 2025 | 3.63 | 3.80 | 3.61 | 3.80 | 3.80 | 5.56% | 6,608 |
| Jul 28, 2025 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | -0.55% | 564 |
| Jul 25, 2025 | 3.59 | 3.66 | 3.58 | 3.62 | 3.62 | -0.82% | 1,682 |
| Jul 24, 2025 | 3.53 | 3.65 | 3.53 | 3.65 | 3.65 | - | 1,837 |
| Jul 23, 2025 | 3.47 | 3.67 | 3.47 | 3.65 | 3.65 | 5.19% | 3,931 |
| Jul 22, 2025 | 3.36 | 3.70 | 3.36 | 3.47 | 3.47 | 3.27% | 10,771 |
| Jul 21, 2025 | 3.34 | 3.48 | 3.34 | 3.36 | 3.36 | -3.72% | 6,591 |
| Jul 18, 2025 | 3.42 | 3.49 | 3.34 | 3.49 | 3.49 | 2.35% | 2,140 |
| Jul 17, 2025 | 3.57 | 3.58 | 3.41 | 3.41 | 3.41 | -0.58% | 2,793 |
| Jul 16, 2025 | 3.42 | 3.57 | 3.42 | 3.43 | 3.43 | 0.29% | 1,758 |
| Jul 15, 2025 | 3.40 | 3.53 | 3.40 | 3.42 | 3.42 | 0.59% | 2,261 |
| Jul 14, 2025 | 3.40 | 3.51 | 3.38 | 3.40 | 3.40 | -2.58% | 4,009 |
| Jul 11, 2025 | 3.34 | 3.49 | 3.34 | 3.49 | 3.49 | -0.29% | 2,585 |
| Jul 10, 2025 | 3.33 | 3.50 | 3.33 | 3.50 | 3.50 | 2.19% | 5,184 |
| Jul 9, 2025 | 3.50 | 3.50 | 3.34 | 3.43 | 3.43 | 3.16% | 831 |
| Jul 8, 2025 | 3.42 | 3.48 | 3.32 | 3.32 | 3.32 | - | 5,738 |
| Jul 7, 2025 | 3.26 | 3.41 | 3.23 | 3.32 | 3.32 | 2.15% | 11,463 |