Affiliated Managers Group, Inc.

Affiliated Managers Group, Inc.

AMGยทNYSE

$311.61

+3.0%
Financial ServicesAsset Management

Affiliated Managers Group, Inc., through its affiliates, operates as an asset management company providing investment management services to mutual funds, institutional clients, and high net worth individuals in the United States. It provides advisory or subadvisory services to mutual funds. These funds are distributed to retail and institutional clients directly and through intermediaries, including independent investment advisors, retirement plan sponsors, broker-dealers, major fund marketplaces, and bank trust departments. The company also offers investment products in various investment styles in the institutional distribution channel, including small, small/mid, mid, and large capitalization value and growth equity, and emerging markets. In addition, it offers quantitative, alternative, and fixed income products, and manages assets for foundations and endowments, defined benefit, and defined contribution plans for corporations and municipalities. Affiliated Managers Group provides investment management or customized investment counseling and fiduciary services. Affiliated Managers Group, Inc. was formed in 1993 and is based in West Palm Beach, Florida with additional offices in Prides Crossing, Massachusetts; Stamford, Connecticut; London, United Kingdom; Dubai, United Arab Emirates; Sydney, Australia; Hong Kong; Tokyo, Japan, Zurich, Switzerland and Delaware.

At a Glance

Live Snapshot
Market Cap$8.23B
EPS25.1800
P/E Ratio12.38
Earnings Date07/30/2026

SEC Filings

AMG - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

May 28, 2026
May 27, 2026
2026
10-Q

10-Q 2026 Q1

Q1

May 07, 2026
March 31, 2026
2026
8-K

8-K 2026

N/A

May 01, 2026
May 01, 2026
2026
8-K

8-K 2026

N/A

February 26, 2026
February 22, 2026
2026
8-K

8-K 2025

N/A

December 08, 2025
December 08, 2025
2025
10-Q

10-Q 2025 Q3

Q3

November 06, 2025
September 30, 2025
2025
8-K

8-K 2025

N/A

November 03, 2025
November 03, 2025
2025
8-K

8-K 2025

N/A

August 14, 2025
August 11, 2025
2025
10-Q

10-Q 2025 Q2

Q2

August 07, 2025
June 30, 2025
2025
8-K

8-K 2025

N/A

July 31, 2025
July 31, 2025
2025
Showing 1 to 10 of 408 filings

Understanding SEC Filings

Essential regulatory documents for investors

SEC filings are mandatory documents that publicly traded companies must submit to the Securities and Exchange Commission. These reports provide critical insights into a company's financial health, operations, risks, and strategic direction. For investors conducting due diligence, these filings are the most authoritative source of company information.

10-K

Annual Report

Comprehensive annual financial report filed within 60-90 days of fiscal year-end. Includes audited financial statements, management discussion & analysis (MD&A), risk factors, and detailed business operations. The most thorough financial disclosure of the year.

Filed annually
10-Q

Quarterly Report

Unaudited quarterly financial report filed within 40-45 days after each of the first three fiscal quarters. Provides updates on financial position, results of operations, and significant events. Essential for tracking quarterly performance trends.

Filed 3 times per year
8-K

Current Report

Event-driven filing for material events that shareholders should know about, filed within 4 business days. Includes acquisitions, executive changes, bankruptcy, earnings releases, and other significant developments. Critical for staying informed about breaking news.

Filed as events occur
DEF 14A

Proxy Statement

Definitive proxy statement sent to shareholders before annual meetings. Contains executive compensation details, board member information, voting matters, and corporate governance policies. Key for understanding management incentives and board composition.

Filed before shareholder meetings
S-1

Registration Statement

Initial registration for securities offerings, including IPOs. Provides detailed company history, business model, financial statements, risk factors, and use of proceeds. Essential for evaluating new investment opportunities and understanding company fundamentals.

Filed for new offerings
20-F

Foreign Annual Report

Annual report for foreign private issuers, equivalent to Form 10-K for non-U.S. companies. Filed within 4-6 months of fiscal year-end. Contains audited financials, business description, and regulatory disclosures adapted for international companies.

Foreign companies only

Why SEC Filings Matter

  • Regulatory Accuracy: Filings are subject to SEC review and legal penalties for misstatements, ensuring high data quality
  • Management Insights: MD&A sections reveal management's perspective on trends, challenges, and future outlook
  • Risk Assessment: Detailed risk factor disclosures help investors understand potential threats to business operations
  • Competitive Analysis: Business descriptions and segment data enable comparison with industry peers
  • Historical Context: Years of filings provide trend analysis and context for current performance