Acacia Research invests in intellectual property, and related absolute return assets and engages in the licensing and enforcement of patented technologies. The company partners with inventors and patent owners, from small entities to large corporations, applying its legal and technology capabilities to patent assets to unlock the financial value in their patented inventions. The company is an intermediary in the patent marketplace. The company has partnered with patent owners, including individual inventors, universities, small companies and large multi-national corporations in a variety of technology sectors.

Aqua Metals is engaged in the business of recycling lead through a proprietary and patent-pending process that the company developed and named AquaRefining. AquaRefining uses an aqueous solvent and an electro-chemical process to produce lead suitable for use in lead acid battery (LAB) production. The company's AquaRefining process has two key elements. The first is the company's use of a proprietary, non-toxic solvent that dissolves lead compounds. The second is a proprietary electro-chemical process and electrolyzer that converts the dissolved lead compounds into high purity lead suitable for use in LAB production. The company's AquaRefining process can generate lead and lead-based products, and recovered plastic chips.

Babcock & Wilcox Enterprises is a technology-based provider of steam production from fossil and renewable sources. The company's segments are: Babcock & Wilcox, which focuses on the supply of, and aftermarket services for, steam-generating, environmental, and auxiliary equipment for power generation and other industrial applications; Volund & Other Renewable, which provides steam-generating systems, environmental and auxiliary equipment for the waste-to-energy and biomass power generation industries, and plant operations and maintenance services for its systems and equipment; and SPIG S.p.A. (SPIG), which provides custom-engineered cooling systems, services and aftermarket products.

Cadiz is a natural resources development company. The company's business is to acquire and develop land with water resources for various uses, including groundwater supply, groundwater storage and agriculture. The company's portfolio of land and water resource assets is located in proximity to the Colorado River and the Colorado River Aqueduct, the principal source of imported water for Southern California, and provides the company with the opportunity to participate in a variety of water supply, water storage, and conservation programs with public water agencies and other partners. The company's contiguous land in the Cadiz and Fenner valleys of eastern San Bernardino County, CA is zoned for agricultural development.

Calavo Growers is engaged in marketing and distribution of avocados, prepared avocados, and other perishable food products. The company has three business segments: Fresh products, which the company sells avocados under the Calavo family of brand labels, as well as private labels and markets and distributes select other perishable food products, such as tomatoes and papayas; Calavo Foods, which utilizes ultra-high pressure technology equipment to protect and safeguard foods without the need of preservatives on several of its prepared avocado and guacamole products; and Renaissance Food Group, which creates, markets, and distributes nationally a portfolio of packaged food products.

Codorus Valley Bancorp is a bank holding company. Through its bank subsidiary, PeoplesBank, A Codorus Valley Company (PeoplesBank), the company provides a range of consumer, business, wealth management, and mortgage services at financial centers located in communities throughout South Central Pennsylvania and Central Maryland. PeoplesBank is focused on acquiring and nurturing financial relationships with small and mid-sized businesses. The company operates in one segment, community banking. Nonbank subsidiaries of PeoplesBank include: Codorus Valley Financial Advisors, Inc., which sells non-deposit investment products; and SYC Settlement Services, Inc., which provides real estate settlement services.

Culp operates three segments: mattress fabrics, which markets primarily knitted and woven fabrics, as well as sewn covers made from those fabrics, which are used in the production of bedding products; upholstery fabrics, which markets a variety of fabric products that are used principally in the production of residential and commercial upholstered furniture, as well as window treatment products and installation services for customers in the hospitality and commercial industries; and home accessories, which markets a variety of bedding accessories and home goods directly to consumers and businesses through global e-commerce and business-to-business sales channels.

Enphase Energy is a global energy technology company. The company designs, develops, manufactures and sells home energy solutions that connect energy generation, energy storage and control and communications management on one platform. The company's semiconductor-based microinverter converts energy at the individual solar module level and, combines with its proprietary networking and software technologies to provide energy monitoring and control. The Enphase Home Energy Solution with IQ consists of four primary components: Enphase microinverters, the AC Battery?, an Envoy gateway, and Enlighten cloud-based software.

Epsilon Energy is engaged in the acquisition, exploration, development and production of oil and natural gas reserves in the United States, Canada, the Republic of Yemen, the Federal Democratic Republic of Ethiopia and Oman.

Evelo Biosciences is discovering and developing therapies designed to engage immune cells in the small intestine to drive therapeutic immune effects throughout the body for the treatment of inflammatory diseases and cancers. The company is developing monoclonal microbials, a modality of oral biologic medicines. The company initiates a clinical trial of its monoclonal microbial candidate in inflammatory diseases, EDP1066 and initiates a clinical trial for its inflammation candidate, EDP1815. The company is developing monoclonal microbial therapies in oncology. The company initiates its clinical trial of its oncology product candidate, EDP1503 in combination with KEYTRUDA? (pembrolizumab) in various oncology indications.

Graham Holdings is an education and media company, whose operations include educational services; television broadcasting; online, print and local TV news; home health and hospice care; and manufacturing. The company's subsidiary, Kaplan, Inc. provides educational services, both domestically and outside the United States. The company's media operations comprise of the ownership and operation of television broadcasting, plus Slate and Foreign Policy magazines; Megaphone, a provider of podcast technology for publishers and advertisers; and Pinna, an ad-free audio streaming service for children. The company also owns, among others, home health and hospice providers, industrial companies, and automotive dealerships.

Landmark Bancorp is a financial holding company. The company is engaged in the banking business through its wholly-owned subsidiary, Landmark National Bank (the Bank) and in the insurance business through its wholly-owned subsidiary, Landmark Risk Management, Inc. The Bank is principally engaged in the business of accepting deposits from the general public and using such deposits, together with borrowings and other funds, to originate one-to-four family residential real estate, construction and land, commercial real estate, commercial, agriculture, municipal and consumer loans.

Motorcar Parts of America is a supplier of automotive aftermarket non-discretionary replacement parts and diagnostic equipment. The company's non-discretionary replacement parts are sold to automotive retail chain stores and warehouse distributors throughout North America and to main automobile manufacturers for both their aftermarket programs and warranty replacement programs. The company's hard parts portfolio includes: rotating electrical products such as alternators and starters, wheel hub assemblies and bearings, and brake master cylinders. The company's diagnostic equipment portfolio includes: bench top alternator and starter testing, production alternator and starter, and alternator and starter endurance.

Oxford Square Capital is a closed-end, non-diversified management investment company. The company's primary focus is to seek a risk-adjusted total return by investing primarily in corporate debt securities and collateralized loan obligation structured finance investments that own corporate debt securities.

PFSweb is a provider of omni-channel commerce solutions, including a range of technology, infrastructure and other services. The company's service offerings include website design, creation and integration, digital agency and marketing, eCommerce technologies, order management, customer care, logistics and fulfillment, financial management and consulting. The services the company provides are primarily organized into the following categories: Strategic Commerce Consulting Services; Design and Digital Marketing Services; Technology Services; Order to Cash; Fulfillment; and Customer Care.

Rocky Mountain Chocolate Factory is a holding company. Through its subsidiaries, the company is an international franchisor, confectionery manufacturer and retail operator. The company manufactures chocolate candies and other confectionery products. The company's wholly-owned subsidiary, U-Swirl International, Inc. (U-Swirl), franchises and operates self-serve frozen yogurt cafes. The company also sells its candy in selected locations outside of its system of retail stores and license the use of its brand with certain consumer products. U-Swirl operates self-serve frozen yogurt cafes under the names U-Swirl, Yogurtini, CherryBerry, Yogli Mogli Frozen Yogurt, Fuzzy Peach Frozen Yogurt, Let's Yo! and Aspen Leaf Yogurt.

RumbleON is a development stage company. The company is engaged in developing a capital light e-commerce platform facilitating the ability of both consumers and dealers to Buy-Sell-Trade-Finance pre-owned recreation vehicles in one online location. Serving both consumers and dealers, through its online marketplace platform, the company makes cash offers for the purchase of pre-owned vehicles. In addition, the company provides an inventory of pre-owned vehicles for sale along with third-party financing and associated products. The company utilizes regional partners in the acquisition of pre-owned vehicles to provide inspection, reconditioning and distribution services.

Savara is an orphan lung disease company. The company's drug development pipeline comprises Molgradex, an inhaled granulocyte-macrophage colony-stimulating factor in development for pulmonary alveolar proteinosis and in development for nontuberculous mycobacterial lung infection; and AeroVanc, an inhaled vancomycin for treatment of persistent methicillin-resistant Staphylococcus aureus lung infection in individuals living with cystic fibrosis.

SecureWorks is a holding company. Through its subsidiaries, the company provides information security solutions focused on protecting its customers from cyber attacks. The company's integrated suite of solutions include: managed security, through which it provides its customers global visibility and insight into malicious activity enabling them to detect and remediate threats; and security and risk consulting, through which it advises its customers on a variety of security and risk-related matters. The company's proprietary Counter Threat Platform collects, aggregates, correlates and analyzes daily events from its customer base and uses algorithms to detect malicious activity and deliver security countermeasures.

Smartsheet is a cloud-based platform for work execution, enabling teams and organizations to plan, capture, manage, automate, and report on work at scale. Customers access their accounts online via a web-based interface or a mobile application. Some customers also purchase the company's other services, which primarily consist of consulting and training services. The company's products are comprised of: Smartdashboards, Smartportals, Smartcards, Smartgrids, Smartprojects, Smartcalendars, Smartforms, Smartautomation, Smartintegrations, Connectors, Control Center, Accelerators, Dynamic View, and Data Uploader.

Southern Missouri Bancorp is a bank holding company. Through its subsidiary, Southern Bank (the Bank), the company is primarily engaged in providing a range of banking and financial services to individuals and corporate customers in its market areas. The principal business of the Bank consists primarily of accepting retail deposits to invest in one- to four-family residential mortgage loans, mortgage loans secured by commercial real estate, commercial non-mortgage business loans, and consumer loans. These funds are also used to purchase mortgage-backed and related securities, United States Government Agency obligations, municipal bonds, and other permissible investments.

Toro designs, manufactures, and markets turf maintenance equipment and services, turf irrigation systems, landscaping equipment and lighting products, snow and ice management products, agricultural irrigation systems, rental and underground construction equipment, and residential yard and snow thrower products. The company's segments include: Professional, which markets its products worldwide through a network of distributors and dealers, as well as directly to government customers, rental companies, and retailers; and Residential, which markets its products to homeowners through outdoor power equipment distributors and dealers, mass retailers, hardware retailers, home centers, as well as online.

Vertex Energy is an environmental services company that recycles industrial waste streams and off-specification commercial chemical products. The company has three segments: Black Oil, which collects and purchases used motor oil directly from third-party generators, aggregates used motor oil, and sells used motor oil to its customers for use as a feedstock or replacement fuel for industrial burners; Refining and Marketing, which aggregates and manages the re-refinement of used motor oil and other petroleum by-products and sells the re-refined products to end customers; and Recovery, which includes a generator solutions company for the proper recovery and management of hydrocarbon streams.