Biggest Gainers on the ASE YTD 2025

December 21, 2025

Biggest Gainers

The biggest gainers in this list have seen their share price grow at a faster rate than the rest of the market so far this year. Stocks that are experiencing dramatic increases in share price can do so for a variety of reasons, including the sector they are in has turned (such as companies in the commodities space or a new sector that has huge future potential), the company is in talks to be taken over, or the company has restructured and earnings are turning better than expected.

American Stock Exchange

NYSE American, formerly known as the American Stock Exchange (ASE), and more recently as NYSE MKT, is an American stock exchange located in New York City.

About the Data

This table includes the top companies based on their percentage increase in share price year to date.

How do you use this table?

The biggest gainers are companies with upward momentum and potentially higher reward, but with increased risk. These stocks tend to have a higher trading volume and visibility in the marketplace. Stocks in this group can change direction quickly and tend to be short term trades. Stocks in this category are generally held for speculation or growth.

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SymbolNameTotal ReturnPeriod
TGEN Tecogen Inc 223.55 YTD
AXIL AXIL Brands Inc 59.33 YTD
SLSR Solaris Resources Inc 43.32 YTD
GPUS Hyperscale Data, Inc. 10.29 YTD
DVS Dolly Varden Silver Corporation 8.07 YTD
ISOU Isoenergy Ltd 3.19 YTD
CHEB.U Chenghe Acquisition II Co. -18.40 YTD
BURU Nuburu Inc. -44.69 YTD
IBO Impact BioMedical, Inc. -64.41 YTD
All data provided as at market close May 29, 2025.

Company Details

Tecogen Inc

TGEN:ASE

Total Return

223.55

Period

YTD

Tecogen Inc, designs, manufactures, markets, and maintains high-efficiency, ultra-clean cogeneration products. It operates in three business segments, namely Products, Services, and Energy Production. Products segment designs, manufactures, and sells industrial and commercial cogeneration systems. The services segment provides operations and maintenance services and turn-key installation for products under long-term service contracts.

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AXIL Brands Inc

AXIL:ASE

Total Return

59.33

Period

YTD

AXIL Brands Inc is a company which is is a manufacturer and marketer of premium hearing enhancement and protection products, including ear plugs, earmuffs, and ear buds, under the AXIL brand. AXIL delivers top hearing enhancement, protection, & audio devices. From ultra comfortable fitting processes, to stereo quality sound performance, to reliable & durable engineering.

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Solaris Resources Inc

SLSR:ASE

Total Return

43.32

Period

YTD

Solaris Resources Inc. engages in the acquisition, exploration, and development of mineral properties. It focuses on exploring copper, molybdenum, gold, lead, zinc, and silver. It owns interests in Warintza project located in southeastern Ecuador in the province of Morona Santiago, Canton Limon Indanza; and the Tamarugo project located in northern Chile.

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Hyperscale Data, Inc.

GPUS:ASE

Total Return

10.29

Period

YTD

Hyperscale Data, Inc., together with its subsidiaries, provides crane rental and lifting solutions for oilfield, construction, commercial, and infrastructure markets in North America, Europe, the Middle East, and internationally. It operates through Technology and Finance (Fintech); Sentinum; AGREE; Energy and Infrastructure (Energy); ROI; and TurnOnGreen segments.

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Dolly Varden Silver Corporation

DVS:ASE

Total Return

8.07

Period

YTD

Dolly Varden Silver Corporation engages in the acquisition and exploration of mineral properties in Canada. The company explores for gold, silver, lead, zinc, and copper deposits. It holds 100% interests in the Kitsault Valley project, which comprises the Dolly Varden property and the Homestake Ridge property; and the Porter project located in the Golden Triangle of British Columbia, as well as the Big Bulk property located in Canada.

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Isoenergy Ltd

ISOU:ASE

Total Return

3.19

Period

YTD

IsoEnergy Ltd. engages in the acquisition, development, and exploration of uranium mineral properties in Canada, the United States, and Australia. It explores for uranium, copper, and gold deposits. IsoEnergy Ltd. was incorporated in 2016 and is headquartered in Toronto, Canada.

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Chenghe Acquisition II Co.

CHEB.U:ASE

Total Return

-18.40

Period

YTD

PT Ezmart Electronic Commerce Indonesia develops and operates a B2B online grocery store platform. The company was founded in 2021 and is based in Jakarta, Indonesia.

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Nuburu Inc.

BURU:ASE

Total Return

-44.69

Period

YTD

Nuburu, Inc. engages in the development and delivery of blue laser technology for the welding and 3D printing industries in the United States, Asia, Europe, and internationally. The company offers the Nuburu AO-150, a blue industrial laser used to weld thin foils, as well as the NUBURU BL-250.

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Impact BioMedical, Inc.

IBO:ASE

Total Return

-64.41

Period

YTD

Impact BioMedical Inc. discovers, develops, and commercializes products and technologies to address unmet needs in human healthcare and wellness for specialty biopharmaceuticals, antivirals, antimicrobials, consumer healthcare, and wellness products in the United States.

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Tecogen and AXIL Brands were the biggest gainers on the ASE YTD. See all the biggest gainers on the blog: https://www.stockcalc.com/Blog/biggest-gainers-ase-ytd-2025
Tecogen $TGEN and AXIL Brands $AXIL were the biggest gainers on the #ASE YTD. See the full list of gainers: https://www.stockcalc.com/Blog/biggest-gainers-ase-ytd-2025
Tecogen and AXIL Brands were the biggest gainers on the ASE YTD. See all the biggest gainers on the blog: https://www.stockcalc.com/Blog/biggest-gainers-ase-ytd-2025

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