Securities exchange act of 1934 rule 12b 2 July 8, 2019 16 32 64 128 Rule 12b 25 of the securities exchange act of 1934 Rule 12b 2 promulgated under the securities exchange act of 1934 Securities act of 1933 Securities exchange act of 1934 section 12(b) Section 12 securities exchange act of 1934 Section 12(d) of the securities exchange act of 1934