Purchase
Purchase includes any contract to buy, purchase, or otherwise acquire. For security futures products, purchase includes any contract, agreement, or transaction for future delivery. With respect to a commodity future, purchase includes any contract, agreement, or transaction for future delivery. With respect to a derivative, purchase includes the execution, termination (prior to its scheduled maturity date), assignment, exchange, or similar transfer or conveyance of, or extinguishing of rights or obligations under, a derivative, as the context may require.
Source
12 CFR § 248.2
Scoping language
Unless otherwise specified, for purposes of this part: