Natural Alternatives International, Inc. (NAII)
NASDAQ: NAII · Real-Time Price · USD
2.740
+0.010 (0.37%)
Oct 31, 2025, 4:00 PM EDT - Market closed

NAII Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 31, 20252.742.742.712.70--1.10%6,380
Oct 30, 20252.952.952.712.732.73-2.85%25,362
Oct 29, 20252.863.002.772.812.81-1.75%52,565
Oct 28, 20252.772.902.722.862.862.88%10,929
Oct 27, 20252.862.942.702.782.782.02%47,607
Oct 24, 20252.683.082.662.732.731.30%166,474
Oct 23, 20252.692.692.622.692.691.89%14,349
Oct 22, 20252.672.672.592.642.640.38%8,317
Oct 21, 20252.682.882.612.632.63-2.45%33,825
Oct 20, 20252.622.742.602.702.702.70%16,631
Oct 17, 20252.672.682.602.632.63-2.42%24,426
Oct 16, 20252.692.772.612.692.69-2.18%17,858
Oct 15, 20252.682.792.642.752.753.38%15,951
Oct 14, 20252.722.772.652.662.66-2.21%3,910
Oct 13, 20252.692.842.692.722.722.26%8,492
Oct 10, 20252.752.902.652.662.66-6.34%6,903
Oct 9, 20252.672.842.672.842.845.97%13,580
Oct 8, 20252.702.802.672.682.68-1.11%13,221
Oct 7, 20252.832.882.702.712.71-1.81%23,253
Oct 6, 20252.882.902.762.762.76-2.13%13,935
Oct 3, 20252.902.922.782.822.822.55%16,207
Oct 2, 20252.762.892.732.752.75-5.17%19,256
Oct 1, 20252.772.912.762.902.901.61%10,271
Sep 30, 20252.742.912.742.852.85-1.92%6,225
Sep 29, 20252.932.932.762.912.911.04%3,167
Sep 26, 20252.972.992.872.882.88-3.55%13,672
Sep 25, 20252.982.992.932.992.99-2.10%6,689
Sep 24, 20253.103.202.933.053.05-2.59%15,289
Sep 23, 20253.303.302.973.133.133.33%2,385
Sep 22, 20253.153.153.003.033.03-2.88%1,747
Sep 19, 20253.283.283.023.123.12-4.00%5,789
Sep 18, 20253.043.383.013.253.257.97%6,994
Sep 17, 20252.893.172.893.013.01-3.96%5,541
Sep 16, 20253.213.213.113.133.13-2.97%4,903
Sep 15, 20253.453.453.223.233.23-7.71%6,451
Sep 12, 20253.553.583.443.503.50-2.51%2,276
Sep 11, 20253.363.873.363.593.596.53%12,150
Sep 10, 20253.323.403.323.373.372.74%5,615
Sep 9, 20253.403.403.283.283.28-3.81%4,286
Sep 8, 20253.833.833.403.413.41-5.28%21,585
Sep 5, 20253.933.933.603.603.60-5.51%5,033
Sep 4, 20253.743.813.743.813.814.96%1,536
Sep 3, 20253.633.633.633.633.63-522
Sep 2, 20253.633.633.633.633.63-2.68%815
Aug 29, 20253.733.733.733.733.73-290
Aug 28, 20253.613.783.613.733.734.19%3,252
Aug 27, 20253.743.853.583.583.58-2.45%8,515
Aug 26, 20253.933.933.673.673.67-6.97%21,349
Aug 25, 20253.903.983.903.953.95-0.88%12,869
Aug 22, 20254.034.033.963.983.980.40%1,379