17 CFR § 240.14e-8 - Prohibited conduct in connection with pre-commencement communications.
It is a fraudulent, deceptive or manipulative act or practice within the meaning of section 14(e) of the Act (15 U.S.C. 78n) for any person to publicly announce that the person (or a party on whose behalf the person is acting) plans to make a tender offer that has not yet been commenced, if the person:
(a) Is making the announcement of a potential tender offer without the intention to commence the offer within a reasonable time and complete the offer;
(b) Intends, directly or indirectly, for the announcement to manipulate the market price of the stock of the bidder or subject company; or
(c) Does not have the reasonable belief that the person will have the means to purchase securities to complete the offer.