485BPOS 1 adex485bxbrl.txt INTERACTIVE DATA As filed with the Securities and Exchange Commission on December 19, 2012 ================================================================================ 1933 Act Registration No. 333-140895 1940 Act Registration No. 811-22019 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-1A REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 [ ] Pre-Effective Amendment No. __ [ ] Post-Effective Amendment No. 20 [X] and/or REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940 [ ] Amendment No. 23 [X] FIRST TRUST EXCHANGE-TRADED ALPHADEX(R) FUND (Exact name of registrant as specified in charter) 120 East Liberty Drive, Suite 400 Wheaton, Illinois 60187 (Address of Principal Executive Offices) (Zip Code) REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE: (800) 621-1675 W. Scott Jardine, Esq., Secretary First Trust Exchange-Traded AlphaDEX(R) Fund First Trust Advisors L.P. 120 East Liberty Drive, Suite 400 Wheaton, Illinois 60187 (Name and Address of Agent for Service) Copy to: Eric F. Fess, Esq. Chapman and Cutler LLP 111 West Monroe Street Chicago, Illinois 60603 It is proposed that this filing will become effective (check appropriate box): [X] immediately upon filing pursuant to paragraph (b) [ ] on ___________ pursuant to paragraph (b) [ ] 60 days after filing pursuant to paragraph (a)(1) [ ] on (date) pursuant to paragraph (a)(1) [ ] 75 days after filing pursuant to paragraph (a)(2) [ ] on (date) pursuant to paragraph (a)(2) of Rule 485. If appropriate, check the following box: [ ] this post-effective amendment designates a new effective date for a previously filed post-effective amendment. This Registration Statement relates to the First Trust Consumer Discretionary AlphaDEX(R) Fund, First Trust Consumer Staples AlphaDEX(R) Fund, First Trust Energy AlphaDEX(R) Fund, First Trust Financials AlphaDEX(R) Fund, First Trust Health Care AlphaDEX(R) Fund, First Trust Industrials/Producer Durables AlphaDEX(R) Fund, First Trust Materials AlphaDEX(R) Fund, First Trust Technology AlphaDEX(R) Fund, First Trust Utilities AlphaDEX(R) Fund, First Trust Large Cap Core AlphaDEX(R) Fund, First Trust Mid Cap Core AlphaDEX(R) Fund, First Trust Small Cap Core AlphaDEX(R) Fund, First Trust Large Cap Value AlphaDEX(R) Fund, First Trust Large Cap Growth AlphaDEX(R) Fund, First Trust Multi Cap Value AlphaDEX(R) Fund, First Trust Multi Cap Growth AlphaDEX(R) Fund, First Trust Mid Cap Growth AlphaDEX(R) Fund, First Trust Mid Cap Value AlphaDEX(R) Fund, First Trust Small Cap Growth AlphaDEX(R) Fund, First Trust Small Cap Value AlphaDEX(R) Fund and First Trust Mega Cap AlphaDEX(R) Fund, each a series of the Registrant. SIGNATURES Pursuant to the requirements of the Securities Act of 1933 and the Investment Company Act of 1940, the Registrant certifies that it meets all of the requirements for effectiveness of this Registration Statement under Rule 485(b) under the Securities Act of 1933 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, duly authorized in the City of Wheaton, and State of Illinois, on the 19th day of December, 2012. FIRST TRUST EXCHANGE-TRADED ALPHADEX(R) FUND By: /s/ Mark R. Bradley ---------------------------------------- Mark R. Bradley, President and Chief Executive Officer Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed below by the following persons in the capacities and on the date indicated:
SIGNATURE TITLE DATE /s/ Mark R. Bradley President and Chief Executive December 19, 2012 ------------------------------------- Officer Mark R. Bradley /s/ James M. Dykas Treasurer, Chief Financial Officer December 19, 2012 ------------------------------------- and Chief Accounting Officer James M. Dykas ) James A. Bowen* Trustee ) ) ) Richard E. Erickson* Trustee ) ) ) Thomas R. Kadlec* Trustee ) BY: /s/ W. Scott Jardine ) ------------------------------ ) W. Scott Jardine Robert F. Keith* Trustee ) Attorney-In-Fact ) December 19, 2012 ) Niel B. Nielson* Trustee ) )
* Original powers of attorney authorizing James A. Bowen, W. Scott Jardine and Eric F. Fess to execute Registrant's Registration Statement, and Amendments thereto, for each of the trustees of the Registrant on whose behalf this Registration Statement is filed, were previously executed, filed as an exhibit and are incorporated by reference herein. INDEX TO EXHIBITS (101) Risk/return summary in interactive data format