Acuity Partners



Products & Services

Government Securities (GSEC) are issued by the Public Debt Department of the Central Bank of Sri Lanka (CBSL) in order to fund the Government’s budget deficit. The key products are Treasury Bills and Treasury Bonds. Additionally other securities are also introduced to the market by the Central Bank through dedicated Primary Dealers.


T- Bills are considered as short term debt instruments which are issued at the weekly auction for periods of 3/6/12 months. Key features are as follows;


Treasury Bonds are long term debt instruments issued by the CBSL and the duration ranges between 2 – 20 years.


A Repo is a derivative of T-Bills/T-Bonds used by the Primary Dealers to borrow funds from investors. Repos can be invested even for a day or for a duration decided by the investor, up to a maximum of one year. Unlike in Treasury Bills, the maturity date can fall on any working day of the week.


Acuity Securities allows customers who have invested in Treasury Bills/Bonds/Repos to borrow against their securities, subject to conditions. The borrowing can be done either directly from Acuity Securities or through a HNB branch.


Refers to the buying and selling of Treasury Bonds during times of fluctuating interest rates that allows for capital gains. This is derived by capitalizing on favorable interest rate/price fluctuations of the Treasury Bond-selling at a higher price (lower yield) when compared to the purchased price. As an active investor you can earn capital gains by trading.

Repo Rates (% P.A.)

Treasury Bill Rates (% P.A.)

Treasury Bond Rates (% P.A.)

Sri Lankan Yield Curve

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T-Bills & T-Bonds are issued by the Central Bank of Sri Lanka (CBSL) on behalf of the Government of Sri Lanka. These instruments are used to fund the Government’s budget deficit. The Public Debt Department of Central Bank of Sri Lanka administers the issue of Government Securities . The investors can approach primary dealers & purchase T-Bills, T-Bonds , Repos & Reverse Repos through them.

Investor Types

01. Local Investors
  • Sri Lankan citizens who are over 18
  • Dual citizens of Sri Lanka
  • Institutions incorporated in Sri Lanka

Documents to be submitted for a Corporate /Institutional client

Documents to be submitted for an individual client

Transfer of funds to Acuity Securities

02. Foreign Investors
  • Foreign Country funds , Regional Funds or mutual funds
  • Institutions (corporate bodies) incorporated outside Sri Lanka
  • Citizens of foreign states

As a foreign investor how can you invest in Sri Lankan Treasury Bills and Bonds?

Step 01

Open a Securities Investment Account ( SIA) A/C through a commercial bank such as Hatton National Bank or DFCC Vardhana Bank.

Step 02

Investment A/c opening –
Acuity Securities Ltd
ASL Application form (Please refer downloads) (If a SIA account has already been opened in SL, a letter from the respective commercial bank. In the alternative, a letter from the client’s off –shore bank.) Once you submit the completed forms along with documentation you will be allocated a unique customer code, and simultaneously a CDS account will be opened with the CBSL, once purchases are made.

Step 03

Negotiate interest rates – Acuity Securities Ltd

Step 04

Remit Funds-to SIA A/C

Step 05

Investments in T-Bills/ Bonds

Step 06

Maturity proceeds- Acuity Securities Ltd


The half yearly interest paid by the Central Bank to the Treasury Bond investor. The coupon value is computed on the Maturity Value (Face value) of the Bond. At the time of investment, Acuity Securities will inform the client of the respective coupon dates & amounts.
This is the effective return on investment the investor gets on the Treasury Bill or Bond.
The purchase of a Bond at a price more than its face value. This arises when the coupon rate of Interest on the Bond exceeds the Yield.
The purchase of a Bond at a price less than its face value. This is exactly the opposite of “Premium” explained above.
It denotes the actual cost of the investment without the accrued interest component.
Clean Price plus the portion of coupon accrued paid to the seller. This is the ultimate purchase price of the bond.
Securities Investment Account opened with a Sri Lankan commercial bank to route funds for T-Bill/ T-Bond investments.
Central Depository System where securities (T-Bills/T-Bonds) are lodged electronically. Maintained at the Central Bank of Sri Lanka and managed by Lanka Secure.
Real Time Gross Settlement System – a method of transferring funds wholesale between banks and primary dealers within Sri Lanka, where credit is given on the same day.