Penny Stocks on the Move: Today’s Top Gainers and Biggest Decliners

On August 8, 2025, the penny stock market witnessed significant movements, with Medirom Healthcare Technologies Inc. (MRM) leading the gains with a remarkable 130.00% surge. Conversely, TPI Composites, Inc. (TPIC) suffered the steepest decline, plummeting 54.02%.

Top Gainers
Medirom Healthcare Technologies Inc. (MRM)
Medirom Healthcare Technologies Inc. (MRM), operating in the Hotels, Restaurants & Leisure sector, surged 130.00% today, ranking as the top gainer in the penny stock market. The stock reached an intraday high of $3.53 and closed at $2.76. Reports indicate the U.S. FCC approved its Medirom T1 wellness device on August 9, 2025. Furthermore, the company announced expansion plans for its resort facilities in Japan on August 6, citing increased consumer demand.

Pineapple Financial Inc. (PAPL)
Pineapple Financial Inc. (PAPL), operating in the Financial Services sector, experienced a dramatic surge today, climbing 73.76% to rank as the second-largest gainer among penny stocks. The stock reached an intraday high of $5.51 before settling at a closing price of $4.78. Key drivers include reports indicating a sharp 70% quarterly drop in Nigeria's Foreign Direct Investment inflows, potentially shifting capital towards alternative financial players like PAPL. Additionally, significant recent insider buying at another financial firm and a boom in Abuja property prices underscore market movements in which PAPL is participating.

Oriental Rise Holdings Limited (ORIS)
Oriental Rise Holdings (ORIS), operating in the food industry, surged 51.11% today to close at $0.136 after reaching an intraday high of $0.209, ranking it the third-highest mover among penny stocks. This week, reports indicate significant director investments in Sterling HoldCo totaling N341 million ($~215,000), signaling strong insider confidence. Concurrently, Abuja property values surged amid intensified infrastructure development, contributing to positive market sentiment across domestic sectors.

Alector, Inc. (ALEC)
Alector, Inc. (ALEC), a biotechnology company, surged 47.26% today to close at $2.15, ranking as the day's fourth-largest gainer among penny stocks after reaching an intraday high of $2.22. Recent reports highlighted advancements in treatments for genetic blood disorders like sickle cell disease and growing adoption of transformative medical solutions including surrogacy. Concurrently, analysts note significant director-level share purchases within a major African financial holding company as a positive market signal.

Safe & Green Holdings Corp. (SGBX)
Safe & Green Holdings Corp. (SGBX), operating in the building products industry, surged 38.89% today, ranking as the 5th biggest gainer among penny stocks. Shares reached an intraday high of $0.482 before closing at $0.40. Recent developments within Nigeria's construction sector, specifically reports of surging land prices in Abuja fueled by infrastructure growth and Dangote Cement winning an industry award, alongside an electricity tariff reduction in Enugu state potentially lowering operational costs, may be contributing factors to the increased investor interest.

Top Decliners
TPI Composites, Inc. (TPIC)
TPI Composites, Inc. (TPIC), a manufacturer in the Electrical Equipment sector, plunged 54.02% today – the largest decline among penny stocks – hitting an intraday low of $0.31 and closing at $0.32. Contributing factors include broader economic hardship reports driving unusual shifts like Nigeria's booming used car market pressuring new vehicle demand, coinciding with Enugu State's August 1st mandated electricity tariff cut raising operational cost fears for regional manufacturers.

Longeveron Inc (LGVN)
Longeveron Inc (LGVN), operating in the Biotech industry, saw its stock plummet 46.61% today, ranking as the second worst performer among penny stocks. The share price touched an intraday low of $0.633 before closing at $0.678. Recent events contribute to heightened regional uncertainty; security concerns escalated following an abduction in Abuja, Lagos enforced movement restrictions for elections August 5th, and a court ordered the reinstatement of a suspended lawmaker August 4th, sparking political discussions. Analysts suggest such instability pressures risk assets.

Biovie Inc. (BIVI)
Biovie Inc. (BIVI), operating in the Pharmaceuticals industry, plunged 42.61% today, ranking as the third-worst performer among penny stocks. The stock hit an intraday low of $1.52 before closing at $1.67. Market sentiment deteriorated following reports indicating Nigeria's foreign direct investment plummeted 70% in Q1 2025 amid intensified economic pressures and devastating flooding in Adamawa state disrupting regional supply chains.

Sensus Healthcare, Inc. (SRTS)
The healthcare equipment and supplies provider plunged 35.20% to rank as today’s fourth-worst penny stock performer, hitting an intraday low of $3.12 before closing at $3.465. Today’s drop coincides with reports indicating Nigeria’s foreign direct investment plummeted 70% in Q1 2025 and devastating floods in Adamawa state on August 4th heightened regional economic strain.

Funko, Inc. (FNKO)
Funko, Inc. (FNKO), operating in the Leisure Equipment and Products industry, saw its stock plummet 32.79% today, ranking as the fifth-largest decline among penny stocks. Shares touched an intraday low of $2.22 before settling at a closing price of $2.46. The sharp decline coincides with concerning economic signals from a key international market; reports indicate foreign direct investment into that market crashed 70% quarter-on-quarter to $126.29m for Q1 2025, while separate analyses point to surging energy costs potentially impacting consumer discretionary spending, factors contributing to negative sentiment impacting global small caps like FNKO.