Abrdn Healthcare Investors is a closed-ended equity mutual fund launched and managed by abrdn Inc. The fund invests in public equity markets across the globe. It seeks to invest in stocks of companies operating in the healthcare sector, including the biotechnology, medical devices, and pharmaceuticals industries. The fund primarily invests in growth stocks of small cap companies. It employs fundamental analysis with a focus on factors such as current or anticipated market position for services or products, experienced business management, recognized technological expertise, and the ability either to generate funds internally to finance growth or to secure outside sources of capital to create its portfolio. The fund benchmarks the performance of its portfolio against the NASDAQ Biotechnology Index, the S&P 500 Index, and the S&P 1500 Healthcare Index. Abrdn Healthcare Investors was formed on October 31, 1986 and is domiciled in the United States.

John Hancock Financial Opportunities Fund is a closed-ended equity mutual fund launched and managed by John Hancock Investment Management LLC. It is co-managed by John Hancock Asset Management. The fund invests in the public equity markets across the globe. It seeks to invest in the stocks of companies operating across the financial services sector. The fund invests in companies across all market capitalizations. It benchmarks the performance of its portfolio against the S&P Composite 1500 Banks Index. The fund was formerly known as John Hancock Bank and Thrift Opportunity Fund. John Hancock Financial Opportunities Fund was formed on August 23, 1994 and is domiciled in the United States.

BlackRock Health Sciences Trust is a closed-ended equity mutual fund launched by BlackRock, Inc. The fund is managed by BlackRock Advisors, LLC. It invests in the public equity markets of the United States. The fund seeks to invest in stocks of companies operating in the health sciences and related sectors, which include businesses involved in researching, developing, producing, distributing or delivering medical, dental, optical, pharmaceutical or biotechnology products, supplies, equipment, or services. It also invests through equity derivatives, with an emphasis on option writing. The fund benchmarks the performance of its portfolio against the Russell 3000 Healthcare Index. BlackRock Health Sciences Trust was formed on March 31, 2005 and is domiciled in the United States.

Tekla World Healthcare Fund is a closed-ended balanced mutual fund launched and managed by Tekla Capital Management LLC. The fund invests in public equity and fixed income markets across the globe. It seeks to invest in stocks of companies operating in the healthcare sector. For its fixed income portion, the fund primarily invests in corporate debt securities. Tekla World Healthcare Fund was formed on June 26, 2015 and is domiciled in the United States.

The Gabelli Healthcare and Wellness Trust is a closed-ended equity mutual fund launched by GAMCO Investors, Inc. The fund is managed by Gabelli Funds, LLC. It invests in the public equity markets across the globe. The fund seeks to invest in stocks of companies primarily operating in the healthcare and wellness sector. It invests in stocks of companies across all market capitalizations. The fund benchmarks the performance of its portfolio against the S&P 500 Index, S&P 500 Consumer Staples Index, and S&P 500 Health Care Index. The Gabelli Healthcare & Wellness Trust was formed on February 20, 2007 and is domiciled in the United States.

Calamos Global Total Return Fund is a closed ended balanced mutual fund launched by Calamos Investments LLC. It is managed by Calamos Advisors LLC. The fund invests in public equity and fixed income markets across the globe. It seeks to invest in securities of companies operating across diversified sectors. The fund primarily invests in equities, convertible bonds, and high yield corporate bonds. It employs both fundamental and quantitative analysis to create its portfolio. The fund benchmarks the performance of its portfolio against MSCI World Index. Calamos Global Total Return Fund was formed on March 30, 2004 and is domiciled in the United States.

Clough Global Opportunities Fund is a closed ended balanced mutual fund launched and managed by Clough Capital Partners L.P. It invests in public equity and fixed income markets across the globe. The fund invests in securities of companies operating across diversified sectors. For its fixed income portion, the fund invests in both investment grade and non-investment grade issues. It employs a combination of fundamental and quantitative analysis with bottom-up stock picking approach to create its portfolio. Clough Global Opportunities Fund was formed on January 12, 2006 and is domiciled in the United States.

Clough Global Dividend and Income Fund is a closed ended balanced mutual fund launched and managed by Clough Capital Partners L.P. The fund primarily invests in the public equity and fixed income markets across the globe. It seeks to invest in securities of companies operating across diversified sectors. For its fixed income portion, it invests in corporate and sovereign debt. It invest in fixed income securities having a maturity ranging from 30 days to over 30 years. The fund invests in non-U.S. markets primarily through liquid securities, including depositary receipts. Its equity portion primarily invests in stocks of small-cap and mid-cap companies. The fund employs a fundamental analysis with a bottom-up stock picking approach to make its investments. It primarily employs a theme-oriented investment approach which emphasizes on industry consolidation, technological change, an emerging shortage of a product or raw material which derives from a period of under-investment, and changes in government regulation or major economic or investment cycles. The fund's research process includes identifying shortages, global geographic growth opportunities, and unique global credit market opportunities. The fund was formerly known as Clough Global Allocation Fund. Clough Global Dividend and Income Fund was formed on April 27, 2004 and is domiciled in the United States.