BOSTON–(BUSINESS WIRE)–On December 31, 2021, Tekla Healthcare Opportunities Fund paid a monthly distribution of $0.1125 per share. It is currently estimated that this distribution is derived from return of capital or other capital source. The composition of this and subsequent distributions may vary from month to month because it may be materially impacted by future realized gains and losses on securities. The aggregate of the net unrealized appreciation of portfolio securities and net realized gains on sale of securities is $252,118,815, of which $248,098,171 represents net unrealized appreciation of portfolio securities. The following table sets forth the estimated amounts of the current distribution, paid on December 31, 2021, and the…