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Acadian Asset Management Inc. — Investor Relations & Filings

Ticker · AAMI ISIN · US10948W1036 LEI · RQTOM0CI0L1JQEIRRN40 US Financial and insurance activities
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Filings indexed 711 across all filing types
Latest filing 2026-04-30 Regulatory Filings
Country US United States of America
Listing US AAMI

About Acadian Asset Management Inc.

https://www.acadian-inc.com/

Acadian Asset Management is a global, quantitative investment management firm that serves institutional investors worldwide. Founded in 1986, the company specializes in systematic investment strategies, applying data and technology to the evaluation of global investments. Its approach is designed to identify market inefficiencies and generate risk-adjusted returns. The firm offers a diversified array of strategies across multiple asset classes, including equities, alternatives, and fixed income. Acadian leverages data-driven insights and a large investment team to manage its portfolios and help clients achieve their long-term objectives.

Recent filings

Filing Released Lang Actions
8-K - Acadian Asset Management Inc. (0001748824) (Filer)
Regulatory Filings
2026-04-30 English
Form 8.3 AFENTRA PLC
Major Shareholding Notification Classification · 1% confidence The document is a Form 8.3 “Public Opening Position Disclosure/Dealing Disclosure” under Rule 8.3 of the UK Takeover Code. It discloses significant share ownership (crossing the 1% threshold) and trading activity by a financial institution in Afentra plc’s securities. This matches our “Major Shareholding Notification” category (Code: MRQ).
2026-04-28 English
Form 8.3 AFENTRA PLC
Major Shareholding Notification Classification · 1% confidence The document is an RNS announcement of a Form 8.3 “Public Opening Position Disclosure/Dealing Disclosure” under Rule 8.3 of the UK Takeover Code. It details positions and trades by Acadian Asset Management LLC in Afentra plc shares, disclosing crossing and holdings around the 1% threshold. This aligns with a major shareholding notification rather than a director’s dealing, earnings release, or other category. Therefore, it should be classified as MRQ: Major Shareholding Notification.
2026-04-21 English
Form 8.3 Afentra plc
Major Shareholding Notification Classification · 1% confidence The document is an RNS “Form 8.3” public opening position disclosure under Rule 8.3 of the Takeover Code. It is an institutional investor (Acadian Asset Management LLC) notifying holdings and a purchase that take its position above 1%. This is not a company report, earnings release, management change, or capital issuance but a shareholding notification when crossing a threshold. Thus it best maps to a Major Shareholding Notification (MRQ).
2026-04-20 English
Form 8.3 Afentra plc
Major Shareholding Notification Classification · 1% confidence The document is an RNS Form 8.3 disclosure under Rule 8.3 of the Takeover Code, detailing an opening position and subsequent dealings by Acadian Asset Management on Afentra plc securities representing ≥1% of share capital. This is a mandatory Major Shareholding Notification rather than an earnings release, annual report, or director dealing. It fits the ‘Major Shareholding Notification’ category (MRQ).
2026-04-17 English
Form 8.3 - PICTON PROPERTY INCOME LTD
Major Shareholding Notification Classification · 1% confidence The document is a Form 8.3 “Public Opening Position Disclosure/Dealing Disclosure by a Person with Interests in Relevant Securities Representing 1% or More” filed via RNS under Rule 8 of the UK Takeover Code. It details an institutional investor’s >1% shareholding in Picton Property Income Limited and related trades. This is not a director’s dealing but a major shareholding notification, matching our MRQ category.
2026-04-13 English

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