The Alaska Retirement Management Board (ARMB) is the fiduciary of the retirement system and responsible for providing a range of investment options for the following retirement accounts: the Public Employees' (PERS), Teachers (TRS) Defined Contribution Retirement (DCR) Plan, the Supplemental Annuity Plan (SBS-AP) and the public employees' Deferred Compensation Plan. The ARMB monitors the performance of the range of investment options for the accounts and establishes the rules by which participants can direct their investments among those options.