American Portfolios | 3,581 followers on LinkedIn. Privately Held Independent Broker/Dealer Servicing Investment Professionals | Headquartered in Holbrook, New York, American Portfolios Financial Services, Inc. (APFS), now Osaic, is a full-service, independent broker/dealer and member firm of FINRA and SIPC, offering a complete range of financial services, including personal financial and retirement planning, securities trading, mutual funds, access to investment research, long-term care planning, insurance products and tax-free investing. Fee-based asset management is offered through its sister subsidiary, American Portfolios Advisors, Inc., (APA), an SEC Registered Investment Advisor.