Welcome to our dedicated page for Affiliated Managers Group SEC filings (Ticker: AMG), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Affiliated Managers Group, Inc. (AMG) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. AMG’s common stock trades on the New York Stock Exchange under the symbol AMG, and the company also has several series of junior subordinated notes listed on the NYSE, as reflected in its Form 8-K cover pages.
Investors can use this page to review current and historical filings such as Form 8-K reports, annual reports on Form 10-K, and quarterly reports on Form 10-Q when available. Recent 8-K filings illustrate how AMG reports material events, including quarterly financial and operating results, dividend declarations, and changes in its capital structure. For example, an 8-K dated December 11, 2025 describes the issuance and sale of $425,000,000 of 5.500% Senior Notes due 2036, outlining the terms of the notes, the governing indenture, and the intended use of proceeds. Another 8-K dated December 8, 2025 details a notice of redemption for AMG’s 5.15% Convertible Trust Preferred Securities due 2037 and explains that the contemplated refinancing is intended to simplify the company’s capital structure while maintaining a long-duration debt profile.
Other 8-K filings furnished by AMG cover results of operations and financial condition, including earnings press releases for specific quarters. These filings identify which portions of the earnings materials are deemed “filed” for purposes of the Exchange Act and incorporated by reference into Securities Act filings. They also disclose Board-authorized quarterly cash dividends on AMG’s common stock.
On Stock Titan, these filings are supplemented with AI-powered summaries that highlight key points from lengthy documents, helping users quickly understand topics such as new debt issuances, redemption notices, earnings metrics, and dividend actions. Real-time updates from EDGAR ensure that new AMG filings, including 10-Ks, 10-Qs, and Form 4 insider transaction reports when available, are added promptly, while AI-generated overviews make it easier to interpret the implications of complex regulatory text.
Affiliated Managers Group director Felix V. Matos Rodriguez reported an open-market sale of company stock. He sold 1,000 shares of AMG common stock on May 8, 2026 at a price of $300.18 per share. After this transaction, he directly owns 4,369 shares of AMG common stock.
Affiliated Managers Group director Ryan David Christopher sold shares in the company. On May 6, 2026, he completed an open-market sale of 3,402 shares of common stock at a weighted average price of $305.06 per share, with trades ranging from $303.54 to $307.71. After these transactions, he directly owned 1,092 shares.
Affiliated broker-dealer filed a Form 144 reporting intent to sell restricted shares that vested under a registered plan. The notice lists vesting dates and share amounts: 207 shares (03/05/2022), 186 shares (08/15/2022), 380 shares (03/05/2023), and 227 shares (08/15/2023).
Affiliated Managers Group delivered strong Q1 2026 growth. Consolidated revenue rose to $544.9 million from $496.6 million, while net income increased to $146.4 million. Net income attributable to common shareholders climbed to $110.4 million, driving diluted EPS up to $3.84 from $2.20.
Assets under management reached $882 billion, up 24% year over year, with broad growth in private markets and liquid alternatives. Aggregate fees across all Affiliates increased 50% to $1,909.9 million, supported by higher performance-based fees. Equity method income nearly doubled to $147.4 million, reflecting strong results at Affiliates.
AMG closed minority investments in BBH Credit Partners, Garda, and HighBrook, further expanding private markets and credit exposure. Debt rose to $2,918.6 million, including $565.0 million drawn on the revolver, and cash declined to $376.1 million after a $514.6 million cash settlement of junior convertible securities and continued share repurchases.
AFFILIATED MANAGERS GROUP, INC. director Cates G. Staley reported an open-market purchase of Common Stock. Staley bought 1,500 shares at a price of $305.83 per share and now directly holds 6,405 shares following this transaction.
Morgan Stanley Smith Barney LLC filed a Form 144 notice reporting proposed sales of Common stock tied to restricted stock vesting under a registered plan. The filing lists multiple vesting dates and share quantities (e.g., 176, 171, 370, 317, 545, 956, 867), and identifies Morgan Stanley Smith Barney LLC as the broker.
Cates G. Staley reported acquisition or exercise transactions in this Form 4 filing.
Affiliated Managers Group director Cates G. Staley received an equity award of 172 stock units. The grant was recorded on May 1, 2026 and each stock unit represents a right to receive one share of the company’s common stock upon vesting.
The 172 stock units vest in full on August 15, 2027 and are held directly. Following this award, Staley holds 172 stock units in total. This is a compensation-related grant, not an open-market purchase or sale of shares.
Affiliated Managers Group reported strong first‑quarter 2026 results, with diluted EPS of $3.84 and Economic EPS of $8.23, a 58% year‑over‑year increase. Net income attributable to controlling interest rose to $110.4 million, and Adjusted EBITDA (controlling interest) increased to $317.3 million, up 39% year‑over‑year.
The company reached record assets under management of $882 billion and generated record positive net client cash flows of $22.5 billion, led by alternative strategies. AMG also repurchased approximately $186 million of common stock and declared a quarterly dividend of $0.01 per share, payable May 26, 2026 to stockholders of record on May 11, 2026.
Vanguard Capital Management reported beneficial ownership of 1,386,744 shares of Affiliated Managers Group Inc. common stock, representing 5.19% of the class as of 03/31/2026. The filing states Vanguard has sole voting power for 211,998 shares and sole dispositive power for 1,386,744 shares. The disclosure covers holdings managed by Vanguard Capital Management and affiliated investment divisions and was signed on 04/29/2026.
Affiliated Managers Group Inc Schedule 13G shows Vanguard Portfolio Management beneficially owned 1,368,430 shares of common stock, representing 5.12% as of 03/31/2026. The filing states Vanguard has sole dispositive power over 1,368,430 shares and sole voting power for 8,637 shares. The filing is signed on 04/28/2026.