Specialised Investment Fund (SIF)
AB INSTITUTIONAL SERIES B
Supervised by the CSSF · active · Luxembourg
AB Institutional Series B is a Specialised Investment Fund, commonly referred to as a SIF, supervised by the CSSF (Commission de Surveillance du Secteur Financier), the authority responsible for overseeing Luxembourg's financial sector. Its SIF licence is recorded as active, with an effective date of 11 June 2013. The fund is registered at 2-4, rue Eugène Ruppert, L-2453 Luxembourg. It carries the Legal Entity Identifier 254900SSKQFZXAJW9565, a standardised code used in regulatory reporting and financial transactions globally. No RCS registration number is available for this entity within the CSSF register data used for this profile.
Key facts
- Fund structure
- Specialised Investment Fund (SIF)
- RCS number
- —
- LEI
- 254900SSKQFZXAJW9565
- Regulatory regime
- Specialised investment fund (SIF)
- Authorised since
- 11 June 2013
- Registered address
- 2-4, rue Eugène Ruppert L-2453 Luxembourg
Verify AB INSTITUTIONAL SERIES B on the official CSSF register ↗
About AB INSTITUTIONAL SERIES B
AB Institutional Series B operates under the Specialised Investment Fund framework, a Luxembourg fund structure designed for well-informed and institutional investors. As a SIF, the fund is subject to the Law of 13 February 2007 relating to specialised investment funds, which sets out the regulatory conditions governing its operation, including investment restrictions and ongoing reporting obligations to the CSSF.
The CSSF granted the fund an active SIF licence recorded as effective from 11 June 2013. This licence remains active according to the official CSSF register, confirming that the fund continues to meet the regulatory requirements for operating under this category. The CSSF carries out ongoing supervision of SIFs registered in Luxembourg, ensuring adherence to applicable rules on investor protection, governance, and financial stability.
The fund's registered office is located at 2-4, rue Eugène Ruppert, L-2453 Luxembourg, an address that also serves as the registered location for a number of other regulated fund vehicles. For international identification purposes, the fund is assigned the Legal Entity Identifier 254900SSKQFZXAJW9565. This code is used in cross-border regulatory filings and transaction reporting to identify the legal entity uniquely across financial systems.
No RCS (Registre de Commerce et des Sociétés) number is recorded for AB Institutional Series B in the CSSF register data underpinning this profile. The specific investment services or strategies associated with this fund are not detailed in the available source data, and no further claims about its activities, assets, or personnel are made here beyond what the official register confirms.