DISH Network is a holding company. Through its subsidiaries, the company operates two business segments: Pay-TV and Wireless. The company provides pay-TV services under: the DISH? brand, which consists of, among other things, Federal Communications Commission licenses authorizing the company to use direct broadcast satellite and Fixed Satellite Service spectrum, the company's owned and leased satellites, and certain other assets utilized in the company's operations; and the Sling? brand, which consists of, among other things, live-linear streaming over-the-top Internet-based domestic, international and Latino video programming services. In addition, the company invests to acquire certain wireless spectrum licenses and related assets.

Donegal Group is an insurance holding company. Through its insurance subsidiaries, the company provides personal and commercial lines of property and casualty insurance. The company has three segments: its investment function, its commercial lines of insurance and its personal lines of insurance. The company's insurance operations consist of two segments: commercial lines of insurance and personal lines of insurance. The commercial lines its insurance subsidiaries write consist primarily of commercial automobile, commercial multi-peril and workers' compensation insurance. The personal lines its insurance subsidiaries write consist primarily of private passenger automobile and homeowner's insurance.

Ecolab is a provider of water, hygiene and energy technologies and services. The company's segments include: Global Industrial, which provides water treatment and process applications, and cleaning and sanitizing solutions in the manufacturing, food and beverage processing, chemical, power generation, pharmaceutical and commercial laundry industries; Global Institutional, which provides cleaning and sanitizing products to the foodservice, hospitality, lodging, healthcare, government, education and retail industries; and Global Energy, which serves the process chemicals and water treatment needs of the global petroleum and petrochemical industries in both upstream and downstream applications.

OncoCyte is focused on developing non-invasive molecular diagnostic tests for cancer diagnosis. The company is developing DetermaVu?, a non-invasive molecular lung cancer confirmatory diagnostic that can be administered to patients as a blood test. DetermaVu? utilizes proprietary sets of gene expression markers to help confirm whether lung nodules detected via Low Dose Computed Tomography scans, x-rays or other imaging are likely to be benign or malignant. DetermaVu? is based on the company's Immune System Interrogation approach that checks the body's immune system response to a specific disease by measuring differential RNA expression in patients with the disease versus patients without the disease.

Tela Bio is a commercial stage medical technology company focused on designing, developing and marketing a new category of tissue reinforcement materials to address unmet needs in soft tissue reconstruction. The company offers a portfolio of advanced reinforced tissue matrices that improve clinical outcomes and reduce overall costs of care in hernia repair, abdominal wall reconstruction and plastic and reconstructive surgery. The company's products are an innovative solution that integrate multiple layers of minimally-processed biologic material with interwoven polymers in a unique embroidered pattern, which the company refers to as a reinforced tissue matrix. The company serves customers in the United States.

Twilio provides a cloud communications platform that enables developers to build, scale and operate communications within their software applications via the company's Application Programming Interfaces (APIs). The company's platform consists of three layers: Engagement Cloud, which provides functionality for a specific purpose, such as two-factor authentication or a contact center; Programmable Communications Cloud, which provides a range of products that enables developers to embed voice, messaging and video capabilities into their applications; and Super Network, which contains a set of API's giving the company's customers access to components of its platform.

Ultralife provides products and services ranging from power solutions to communications and electronics systems. The company has two operating segments: Battery and Energy Products, which includes lithium nine-volt, cylindrical, thin cell and other non-rechargeable batteries, in addition to rechargeable batteries, uninterruptable power supplies, charging systems and accessories; and Communications Systems, which includes radio frequency amplifiers, power supplies, cable and connector assemblies, amplified speakers, equipment mounts, case equipment, man-portable systems, integrated communication systems for fixed or vehicle applications and communications and electronics systems design.