Post-Effective Amendment to Post-Effective Amendment by Investment Company (Form 485BXT)

As filed with the Securities and Exchange Commission on December 16, 2025

1933 Act File No. 333-150525

1940 Act File No. 811-22201

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. 443		☒

and/or

REGISTRATION STATEMENT

UNDER

		THE INVESTMENT COMPANY ACT OF 1940		☒
		Amendment No. 445		☒

(Check appropriate box or boxes.)

DIREXION SHARES ETF TRUST

(Exact name of Registrant as Specified in Charter)

535 Madison Avenue, 37^th Floor

New York, New York 10022

(Address of Principal Executive Office) (Zip Code)

Registrant's Telephone Number, including Area Code: (646) 572-3390

Angela Brickl

535 Madison Avenue, 37^th Floor

New York, New York 10022

(Name and Address of Agent for Service)

Copy to:

Stacy L. Fuller

K&L Gates LLP

1601 K Street, NW

Washington, DC 20006

It is proposed that this filing will become effective (check appropriate box)

☐

immediately upon filing pursuant to paragraph (b)

☒

On December 24, 2025 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.

EXPLANATORY NOTE

Designation of New Effective Date for Previously Filed Amendment

Post-Effective Amendment No. 439 (the "Amendment") was filed pursuant to Rule 485(a)(2) under the Securities Act of 1933, as amended, on October 3, 2025, and pursuant to Rule 485(a)(2) would become effective on December 17, 2025.

This Post-Effective Amendment No. 443 incorporates by reference the information contained in Parts A, B, and C of the Amendment.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933, as amended, (the "Securities Act") and the Investment Company Act of 1940, as amended, the Registrant certifies that this Post-Effective Amendment No. 443 to its Registration Statement meets all the requirements for effectiveness pursuant to Rule 485(b) of the Securities Act, and the Registrant has duly caused this Post-Effective Amendment No. 443 to its Registration Statement on Form N-1A to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of New York and the State of New York on December 16, 2025.

Pursuant to the requirements of the Securities Act, this Post-Effective Amendment No. 443 to its Registration Statement has been signed below by the following persons in the capacities and on the dates indicated.

Signature		Title		Date
/s/ Daniel D. O'Neill*		Chairman of the Board		December 16, 2025
Daniel D. O'Neill
/s/ Angela Brickl		Trustee		December 16, 2025
Angela Brickl
/s/ David L. Driscoll*		Trustee		December 16, 2025
David L. Driscoll
/s/ Kathleen M. Berkery*		Trustee		December 16, 2025
Kathleen M. Berkery
/s/ Mary Jo Collins*		Trustee		December 16, 2025
Mary Jo Collins
/s/ Carlyle Peake*		Trustee		December 16, 2025
Carlyle Peake
/s/ Bradley Kurtzman*		Trustee		December 16, 2025
Bradley Kurtzman
/s/ Patrick J. Rudnick*		Principal Executive Officer		December 16, 2025
Patrick J. Rudnick
/s/ Corey Noltner*		Principal Financial Officer		December 16, 2025
Corey Noltner
*By: /s/ Angela Brickl
Attorney-In-Fact pursuant to the Power of Attorney filed with Post-Effective Amendment No. 429 to the Trust's Registration Statement filed with the SEC on February 26, 2025.