Revenue tied to alternative investments such as nontraded REITs plunged 72% year-over-year.
The group, named Seaport Wealth Management, joins Janney in Connecticut.
Charges centered around making misrepresentations in private placements.
Investment from Long Ridge Equity Partners will help Carson Group make acquisitions.
Raymond James drums up interest among teachers, attorneys, real-estate agents and psychologists for potential recuits.
Ironmark, which has $340 million of assets, sought scale and resources to compete for clients.
Peter Kohli, the CEO of DMS Advisors, allegedly stole money from investors as the funds neared collapse.
Mr. Greenspan, who was chairman of the Federal Reserve for five terms, will provide economic and market-valuation analysis.
The acquisition will expand the firm's ability to sell financial products through Jefferson National's network of 4,000 RIAs.
Brian Latz, John Cicillini and Kenneth Cariota joined their new firm Sept. 1.