Tortoise North American Pipeline Fund (TPYP US) – Portfolio Construction MethodologyThe underlying Tortoise North American Pipeline Index delivers exposure to U.S.- and Canada-domiciled pipeline companies, defined as firms with a pipeline-related SIC classification or with ≥50% of assets, cash flow, or revenue from ownership/operation of energy pipelines and related storage, gathering, processing, and local gas distribution. Eligible entities include corporations, limited liability companies, and MLPs. Cons ...