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Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities.

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
$0.00
$0.00
$0.16
$73K-0.0760,924 shsN/A
Optec International, Inc. stock logo
OPTI
Optec International
$0.00
-5.9%
$0.00
$0.00
$0.00
$19KN/A1.07 million shs490,846 shs
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
$3.37
-17.0%
$5.54
$1.25
$145.46
$78K2.78885,697 shs1.30 million shs
Smart for Life, Inc. stock logo
SMFL
Smart for Life
$0.00
-69.4%
$0.01
$0.00
$1.56
$23K17.056,340 shs1,949 shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
0.00%0.00%0.00%0.00%+200.00%
Optec International, Inc. stock logo
OPTI
Optec International
-5.88%0.00%+6.67%-27.27%+166.67%
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
-17.00%+17.42%-24.78%+12.33%+673,900.00%
Smart for Life, Inc. stock logo
SMFL
Smart for Life
-69.44%-46.77%-91.75%+32.00%-99.79%
CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & Valuation
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
N/AN/AN/AN/AN/AN/AN/AN/A
Optec International, Inc. stock logo
OPTI
Optec International
N/AN/AN/AN/AN/AN/AN/AN/A
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
N/AN/AN/AN/AN/AN/AN/AN/A
Smart for Life, Inc. stock logo
SMFL
Smart for Life
N/AN/AN/AN/AN/AN/AN/AN/A
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
0.00
N/AN/AN/A
Optec International, Inc. stock logo
OPTI
Optec International
0.00
N/AN/AN/A
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
0.00
N/AN/AN/A
Smart for Life, Inc. stock logo
SMFL
Smart for Life
0.00
N/AN/AN/A
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
$2.66M0.00N/AN/AN/ANaN
Optec International, Inc. stock logo
OPTI
Optec International
N/AN/AN/AN/AN/AN/A
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
N/AN/AN/AN/A($493.34) per shareN/A
Smart for Life, Inc. stock logo
SMFL
Smart for Life
$11.11M0.00N/AN/A($17.10) per share0.00
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
-$33.33MN/A0.00N/AN/AN/AN/AN/AN/A
Optec International, Inc. stock logo
OPTI
Optec International
N/AN/A0.00N/AN/AN/AN/AN/A
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
-$1.82MN/A0.00N/AN/A-3,652.66%-971.09%N/A
Smart for Life, Inc. stock logo
SMFL
Smart for Life
-$22.68MN/A0.00N/AN/AN/AN/AN/A

Latest OPTI, PPCB, SMFL, and GNBT Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
6/11/2025Q3 2024
Smart for Life, Inc. stock logo
SMFL
Smart for Life
N/A-$0.94N/A-$0.94N/A$1.27 million
5/23/2025Q2 2024
Smart for Life, Inc. stock logo
SMFL
Smart for Life
N/A-$2.41N/A-$2.34N/A$0.88 million
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
N/AN/AN/AN/AN/A
Optec International, Inc. stock logo
OPTI
Optec International
N/AN/AN/AN/AN/A
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
N/AN/AN/AN/AN/A
Smart for Life, Inc. stock logo
SMFL
Smart for Life
N/AN/AN/AN/AN/A
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
N/AN/AN/A
Optec International, Inc. stock logo
OPTI
Optec International
N/AN/AN/A
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
0.01
2.24
2.24
Smart for Life, Inc. stock logo
SMFL
Smart for Life
N/AN/AN/A

Institutional Ownership

CompanyInstitutional Ownership
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
N/A
Optec International, Inc. stock logo
OPTI
Optec International
N/A
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
N/A
Smart for Life, Inc. stock logo
SMFL
Smart for Life
28.39%

Insider Ownership

CompanyInsider Ownership
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
35.20%
Optec International, Inc. stock logo
OPTI
Optec International
50.34%
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
0.10%
Smart for Life, Inc. stock logo
SMFL
Smart for Life
31.71%
CompanyEmployeesShares OutstandingFree FloatOptionable
Generex Biotechnology Co. stock logo
GNBT
Generex Biotechnology
15122.06 million79.09 millionNot Optionable
Optec International, Inc. stock logo
OPTI
Optec International
111.65 millionN/ANot Optionable
Propanc Biopharma Inc stock logo
PPCB
Propanc Biopharma
119,00019,000Not Optionable
Smart for Life, Inc. stock logo
SMFL
Smart for Life
1107.09 million4.84 millionNot Optionable

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Generex Biotechnology stock logo

Generex Biotechnology OTCMKTS:GNBT

Generex Biotechnology Corporation, through its subsidiaries, engages in the administration of formulations of large molecule drugs to the oral cavity using a hand-held aerosol applicator in Canada and the United States. It offers Generex Oral-lyn, an oral insulin product. The company is also developing AE37, a synthetic peptide vaccine, which has completed Phase IIb clinical trial to stimulate a potent and specific immune response against tumors expressing the HER-2/neu oncogene in patients with breast cancer and prostate cancer. In addition, it develops, manufactures, and distributes rapid point-of-care in-vitro medical diagnostics for infectious diseases, such as human immunodeficiency virus, tuberculosis, malaria, hepatitis B, hepatitis C, syphilis, and others; and test kits and cassettes for testing infectious diseases, as well as Excellagen, a wound conforming gel. Further, the company is developing immunotherapeutic products and vaccines; and extracellular matrix hydrogel solution, a tissue engineered therapy for the treatment of Ulcerative Colitis. Additionally, it manufactures and sells foot and ankle surgical kits that include plates, screws, and tools; and distributes surgical supplies, orthopedic implants, artificial joints, and biologics, medical devices, and regenerative medicine products. It also serves as the general partner of the Management Services Organization. Generex Biotechnology Corporation was founded in 1983 and is headquartered in Miramar, Florida. On April 23, 2022, an involuntary petition for liquidation under Chapter 7 was filed against Generex Biotechnology Corporation in the U.S. Bankruptcy Court for the Southern District of Florida. On June 6, 2022, the involuntary petition was approved by the Court.

Optec International stock logo

Optec International OTCMKTS:OPTI

$0.0016 0.00 (-5.88%)
As of 08/22/2025 03:52 PM Eastern

Optec International, Inc. engages in selling and marketing optimized fuel maximizer units in North America and internationally. It markets optimized fuel maximizer for passenger vehicles, intermediate/medium duty trucks, off-road equipment, generator systems, heavy duty diesel on-road vehicles, and transportation refrigeration units. The company was formerly known as Green Meadow Products, Inc. and changed its name to Optec International, Inc. in August 2017. Optec International, Inc. was founded in 2012 and is based in Carlsbad, California.

Propanc Biopharma stock logo

Propanc Biopharma OTCMKTS:PPCB

$3.37 -0.69 (-17.00%)
As of 08/22/2025 04:00 PM Eastern

Propanc Biopharma, Inc., a biopharmaceutical company, develops cancer treatments for patients with pancreatic, ovarian, and colorectal cancer in Australia. It offers PRP, a formulation lead product that is in preclinical phase of development designed to enhance the anti-cancer effects of multiple enzymes. The company has a research collaboration with University of Jaén that undertakes the research activities for POP1 joint drug discovery program; and a joint research and drug discovery program with Universities of Jaén and Granada to investigate the changes in genetic and protein expression that occur in cancer cells. The company was formerly known as Propanc Health Group Corporation and changed its name to Propanc Biopharma, Inc. in April 2017. Propanc Biopharma, Inc. was incorporated in 2007 and is based in Camberwell, Australia.

Smart for Life stock logo

Smart for Life NASDAQ:SMFL

$0.0033 -0.01 (-69.44%)
As of 08/22/2025 02:52 PM Eastern

Smart for Life, Inc. acquires, develops, manufactures, operates, markets, and sells nutraceutical and related products in the United States and internationally. It offers natural health and wellness meal replacement products, including nutrition bars, cookies, soups and shakes, vitamins, and supplements under the Smart for Life brand; dietary supplements; and nutritional products, including whey protein isolate powder, tablet supplements for joint health, nitric oxide, post workout blends, Omega-3 supplements, and pre-workout supplements under the Sports Illustrated Nutrition brand for athletes and active lifestyle consumers. The company also provides various nutritional products, including antioxidant rich supplements, plant-based proteins, alkalizing nutrients, and weight management products. It sells its products through online market platforms. The company was formerly known as Bonne Santé Group, Inc. and changed its name to Smart for Life, Inc. in August 2021. Smart for Life, Inc. was founded in 2002 and is based in Boca Raton, Florida.