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

As filed with the Securities and Exchange Commission on February 20, 2026

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. 450		☒

and/or

REGISTRATION STATEMENT

UNDER

		THE INVESTMENT COMPANY ACT OF 1940		☒
		Amendment No. 452		☒

(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:

Frank H. Na

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 March 18, 2026 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. 438 (the "Amendment") was filed pursuant to Rule 485(a)(2) under the Securities Act of 1933, as amended, on September 26, 2025, and pursuant to Rule 485(a)(2) would become effective on December 10, 2025.

Post-Effective Amendment No. 442 was filed pursuant to Rule 485(b)(1)(iii) for the sole purpose of designating January 9, 2026, as the new date upon which the Amendment would become effective.

Post-Effective Amendment No. 445 was filed pursuant to Rule 485(b)(1)(iii) for the sole purpose of designating January 23, 2026, as the new date upon which the Amendment would become effective.

Post-Effective Amendment No. 447 was filed pursuant to Rule 485(b)(1)(iii) for the sole purpose of designating February 22, 2026, as the new date upon which the Amendment would become effective.

This Post-Effective Amendment No. 450 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. 450 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. 450 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 February 20, 2026.

Pursuant to the requirements of the Securities Act, this Post-Effective Amendment No. 450 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* Daniel D. O'Neill		Chairman of the Board		February 20, 2026
/s/ Angela Brickl Angela Brickl		Trustee		February 20, 2026
/s/ David L. Driscoll* David L. Driscoll		Trustee		February 20, 2026
/s/ Kathleen M. Berkery* Kathleen M. Berkery		Trustee		February 20, 2026
/s/ Mary Jo Collins* Mary Jo Collins		Trustee		February 20, 2026
/s/ Carlyle Peake* Carlyle Peake		Trustee		February 20, 2026
/s/ Bradley Kurtzman* Bradley Kurtzman		Trustee		February 20, 2026
/s/ Patrick J. Rudnick* Patrick J. Rudnick		Principal Executive Officer		February 20, 2026
/s/ Corey Noltner* Corey Noltner		Principal Financial Officer		February 20, 2026
*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.