PUBM vs HPS Comparison

PubMatic Inc is a supply-side platform provider in the digital advertising technology market. These platforms help publishers, which supply digital ad inventory, manage their inventory, selling a high percentage of their inventory (increase the ad fill rate) and maximizing revenue per ad sold (optimize yield). The company generates revenue mainly by taking a piece of the ad sales that it enables. Buyers on the platform include intermediary buyers, such as demand-side platforms, or advertisers and ad agencies directly. Geographically, the company generates the majority of its revenue from the United States, followed by EMEA and APAC.

John Hancock Preferred Income Fund III is a closed-end, diversified management investment company. Its investment objective is to provide a high level of current income consistent with preservation of capital. The fund's secondary investment objective is to provide growth of capital to the extent consistent with its primary investment objective. It seeks to achieve the objectives by investing a majority of its assets in preferred stocks and other preferred securities, including convertible preferred securities. The portfolio composition of the company consists of the U.S. preferred securities, foreign preferred securities, common stocks, corporate bonds, and the short-term investments.