Reference is made to the stock exchange announcement published by Shelf
Drilling, Ltd. (the "Issuer") on 29 September 2023 regarding the issuance of new
common shares in connection with the completion of a private placement (the
"Private Placement") through the allocation of 19,400,000 new shares.

Funds and entities managed by Castle Harlan, Inc., its affiliates and its
related parties (collectively, "Castle Harlan"), own 20,382,563 shares in the
Issuer. Following the completion of the Private Placement, in which Castle
Harlan did not participate, Castle Harlan has passively crossed below the 10%
threshold. Castle Harlan has an aggregated holding corresponding to 9.55% of the
total share capital and votes following registration of the share capital
increase pertaining to the Private Placement.

This disclosure is made pursuant to section 4-2 of the Norwegian Securities
Trading Act.