ETFOptimize | High-performance ETF-based Investment Strategies

Quantitative strategies, Wall Street-caliber research, and insightful market analysis since 1998.


ETFOptimize | HOME
Close Window

ProPhase Labs, Inc. - Common Stock (NQ:PRPH)

0.3858 -0.0042 (-1.08%)
Streaming Delayed Price Updated: 2:16 PM EDT, Oct 27, 2025 Add to My Watchlist

Historical Prices

Date Open High Low Close Volume Change (%)
Oct 24, 2025 0.3601 0.3901 0.3450 0.3865 1,130,652 +0.04(+10.43%)
Oct 23, 2025 0.4033 0.4131 0.3500 0.3500 1,818,916 -0.06(-13.79%)
Oct 22, 2025 0.4100 0.4281 0.3785 0.4060 5,198,868 -0.10(-20.53%)
Oct 21, 2025 0.5110 0.5300 0.4853 0.5109 1,229,901 -0.02(-3.42%)
Oct 20, 2025 0.4994 0.5360 0.4951 0.5290 998,329 +0.03(+5.80%)
Oct 17, 2025 0.5100 0.5100 0.4546 0.5000 790,075 +0.01(+2.88%)
Oct 16, 2025 0.4790 0.5199 0.4763 0.4860 1,336,897 +0.01(+2.97%)
Oct 15, 2025 0.5267 0.5435 0.4524 0.4720 1,324,135 -0.05(-10.20%)
Oct 14, 2025 0.5137 0.5400 0.4845 0.5256 487,430 +0.01(+2.90%)
Oct 13, 2025 0.5235 0.5407 0.5070 0.5108 545,747 -0.02(-2.91%)
Oct 10, 2025 0.5200 0.5618 0.5051 0.5261 844,537 +0.01(+2.83%)
Oct 09, 2025 0.5280 0.5329 0.4783 0.5116 1,272,438 -0.00(-0.74%)
Oct 08, 2025 0.6200 0.6392 0.5118 0.5154 1,936,273 -0.09(-15.20%)
Oct 07, 2025 0.6400 0.6659 0.5705 0.6078 3,185,548 +0.01(+2.12%)
Oct 06, 2025 0.5768 0.6140 0.5673 0.5952 1,822,320 +0.04(+6.36%)
Oct 03, 2025 0.5500 0.5850 0.5401 0.5596 1,843,081 +0.01(+2.34%)
Oct 02, 2025 0.5063 0.5800 0.5000 0.5468 2,236,316 +0.03(+6.09%)
Oct 01, 2025 0.4521 0.5300 0.4517 0.5154 1,890,605 +0.06(+12.58%)
Sep 30, 2025 0.4365 0.4680 0.4315 0.4578 1,053,986 +0.02(+4.57%)
Sep 29, 2025 0.4327 0.4407 0.4182 0.4378 377,666 -0.00(-1.11%)
Sep 26, 2025 0.4205 0.4489 0.4010 0.4427 828,824 +0.01(+3.43%)
Sep 25, 2025 0.4400 0.4400 0.4108 0.4280 686,215 -0.01(-1.70%)
Sep 24, 2025 0.4440 0.4498 0.4220 0.4354 936,240 -0.01(-2.66%)
Sep 23, 2025 0.4214 0.4899 0.4195 0.4473 2,863,779 -0.00(-0.58%)
Sep 22, 2025 0.3900 0.4500 0.3890 0.4499 2,559,142 +0.06(+16.07%)
Sep 19, 2025 0.4214 0.4225 0.3759 0.3876 2,440,736 -0.03(-7.21%)
Sep 18, 2025 0.4228 0.4298 0.4010 0.4177 12,830,905 -0.00(-1.07%)
Sep 17, 2025 0.4275 0.4467 0.4200 0.4222 383,997 -0.01(-2.79%)
Sep 16, 2025 0.4440 0.4440 0.4100 0.4343 639,424 +0.00(+1.02%)
Sep 15, 2025 0.4500 0.4592 0.4113 0.4299 1,217,306 -0.00(-0.83%)
Sep 12, 2025 0.4977 0.5183 0.4246 0.4335 5,604,322 -0.08(-15.84%)
Sep 11, 2025 0.4901 0.5270 0.4493 0.5151 3,215,228 +0.03(+5.10%)
Sep 10, 2025 0.5371 0.5700 0.3910 0.4901 7,161,279 -0.02(-4.83%)
Sep 09, 2025 0.3900 0.5200 0.3400 0.5150 17,143,438 +0.13(+35.49%)
Sep 08, 2025 0.3500 0.4047 0.3510 0.3801 2,005,522 +0.03(+7.10%)
Sep 05, 2025 0.3536 0.3687 0.3410 0.3549 1,209,381 -0.00(-0.42%)
Sep 04, 2025 0.3468 0.3804 0.3350 0.3564 3,031,322 -0.00(-0.72%)
Sep 03, 2025 0.3377 0.3755 0.3304 0.3590 2,087,596 +0.03(+8.69%)
Sep 02, 2025 0.3286 0.3440 0.3252 0.3303 469,711 -0.01(-2.31%)
Aug 29, 2025 0.3355 0.3473 0.3300 0.3381 260,228 -0.01(-2.42%)
Aug 28, 2025 0.3310 0.3480 0.3310 0.3465 1,007,640 +0.02(+5.35%)
Aug 27, 2025 0.3473 0.3473 0.3276 0.3289 613,891 -0.01(-4.17%)
Aug 26, 2025 0.3300 0.3518 0.3250 0.3432 831,611 +0.01(+2.30%)
Aug 25, 2025 0.3500 0.3480 0.3273 0.3355 683,006 +0.01(+2.04%)
Aug 22, 2025 0.3318 0.3449 0.3207 0.3288 728,702 -0.01(-1.88%)
Aug 21, 2025 0.3200 0.3490 0.3150 0.3351 693,446 +0.01(+1.61%)
Aug 20, 2025 0.3100 0.3330 0.3085 0.3298 964,808 +0.02(+5.54%)
Aug 19, 2025 0.3300 0.3349 0.3125 0.3125 1,180,342 -0.02(-6.44%)
Aug 18, 2025 0.3400 0.3599 0.3315 0.3340 1,262,666 -0.02(-4.38%)
Aug 15, 2025 0.3202 0.3526 0.3150 0.3493 3,577,553 +0.02(+5.05%)
Aug 14, 2025 0.3150 0.3441 0.3100 0.3325 3,407,524 +0.01(+1.56%)
Aug 13, 2025 0.3400 0.3711 0.3050 0.3274 12,743,240 -0.03(-7.51%)
Aug 12, 2025 0.3970 0.4430 0.3350 0.3540 273,076,064 +0.07(+25.67%)
Aug 11, 2025 0.3236 0.3338 0.2774 0.2817 1,543,113 -0.03(-9.77%)
Aug 08, 2025 0.3399 0.3399 0.3050 0.3122 373,876 -0.01(-4.26%)
Aug 07, 2025 0.3179 0.3489 0.3179 0.3261 390,984 +0.01(+3.03%)
Aug 06, 2025 0.3050 0.3230 0.3050 0.3165 227,151 +0.01(+2.89%)
Aug 05, 2025 0.3186 0.3200 0.3030 0.3076 476,912 -0.00(-0.81%)
Aug 04, 2025 0.3300 0.3323 0.3061 0.3101 757,571 -0.02(-4.91%)
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the Privacy Policy and Terms Of Service.


 

IntelligentValue Home
Close Window

DISCLAIMER

All content herein is issued solely for informational purposes and is not to be construed as an offer to sell or the solicitation of an offer to buy, nor should it be interpreted as a recommendation to buy, hold or sell (short or otherwise) any security.  All opinions, analyses, and information included herein are based on sources believed to be reliable, but no representation or warranty of any kind, expressed or implied, is made including but not limited to any representation or warranty concerning accuracy, completeness, correctness, timeliness or appropriateness. We undertake no obligation to update such opinions, analysis or information. You should independently verify all information contained on this website. Some information is based on analysis of past performance or hypothetical performance results, which have inherent limitations. We make no representation that any particular equity or strategy will or is likely to achieve profits or losses similar to those shown. Shareholders, employees, writers, contractors, and affiliates associated with ETFOptimize.com may have ownership positions in the securities that are mentioned. If you are not sure if ETFs, algorithmic investing, or a particular investment is right for you, you are urged to consult with a Registered Investment Advisor (RIA). Neither this website nor anyone associated with producing its content are Registered Investment Advisors, and no attempt is made herein to substitute for personalized, professional investment advice. Neither ETFOptimize.com, Global Alpha Investments, Inc., nor its employees, service providers, associates, or affiliates are responsible for any investment losses you may incur as a result of using the information provided herein. Remember that past investment returns may not be indicative of future returns.

Copyright © 1998-2017 ETFOptimize.com, a publication of Optimized Investments, Inc. All rights reserved.