424B5 1 ef20077252_424b5.htm DEAL 1171

Filed pursuant to Rule 424(b)(5)

Registration No. 333-295759

The information in this preliminary pricing supplement is not complete and may be changed without notice. This preliminary pricing supplement is not an offer to sell these securities, nor a solicitation of an offer to buy these securities, in any jurisdiction where the offering is not permitted.

PRELIMINARY PRICING SUPPLEMENT

(to Product Supplement no. 5, dated May 11, 2026,

Prospectus Supplement dated May 11, 2026

and Prospectus dated May 11, 2026)

SUBJECT TO COMPLETION, DATED July 1, 2026

Jefferies

Jefferies Financial Group Inc.

Senior Autocallable Barrier Notes due July 31, 2031

Linked to the Worst-Performing of the Dow Jones Industrial Average^®, the Nasdaq-100 Index^® and the Russell 2000^® Index

The Senior Autocallable Barrier Notes due July 31, 2031 Linked to the Worst-Performing of the Dow Jones Industrial Average^®, the Nasdaq-100 Index^® and the Russell 2000^® Index (the “Notes”) are senior unsecured obligations of Jefferies Financial Group Inc. The Notes have the terms described in the accompanying product supplement, prospectus supplement and prospectus, as supplemented or modified by this pricing supplement. The Notes are issued as part of our Series A Global Medium-Term Notes program.

All payments are subject to our credit risk. If we default on our obligations, you could lose some or a significant portion of your investment. These Notes are not secured obligations and you will not have any security interest in, or otherwise have any access to, any Underlying or the securities represented by any Underlying.

SUMMARY OF TERMS

Issuer:	Jefferies Financial Group Inc.
Title of the Notes:	Senior Autocallable Barrier Notes due July 31, 2031 Linked to the Worst-Performing of the Dow Jones Industrial Average^®, the Nasdaq-100 Index^® and the Russell 2000^® Index
Aggregate Principal Amount:	$ . We may increase the Aggregate Principal Amount prior to the Original Issue Date but are not required to do so.
Issue Price:	$1,000 per Note
Stated Principal Amount:	$1,000 per Note
Pricing Date:	July 29, 2026
Original Issue Date:	July 31, 2026 (2 Business Days after the Pricing Date)
Call Observation Dates:	Semi-annually, beginning on July 29, 2027, as set forth on page PS-3. The Call Observation Dates are subject to postponement as described in the accompanying product supplement.
Call Payment Dates:	As set forth on page PS-3. The Call Payment Dates may be postponed if the related Call Observation Date is postponed as described in the accompanying product supplement.
Valuation Date:	July 29, 2031 (which is also the final Call Observation Date), subject to postponement as described in the accompanying product supplement.
Maturity Date:	July 31, 2031, which may be postponed if the Valuation Date is postponed as described in the accompanying product supplement.
Underlying:	The worst-performing of the Dow Jones Industrial Average^® (the “INDU”), the Nasdaq-100 Index^® (the “NDX”) and the Russell 2000^® Index (the “RTY”). Please see “The Underlyings” below.
Worst-Performing Underlying:	The Underlying with the lowest Observation Value or Final Value, as applicable, as compared to its Initial Value.
Call Feature:	Autocallable Notes. The Notes will be automatically called if the Observation Value of the Worst-Performing Underlying on any Call Observation Date (beginning approximately one year after the Pricing Date) is equal to or greater than its Call Value. If your Notes are called, you will receive the applicable Call Payment on the applicable Call Payment Date, and no further amounts will be payable on the Notes.
Call Payment:	The Stated Principal Amount plus the applicable Call Premium.
Call Premium:	The Call Premium applicable to each Call Observation Date is set forth on page PS-3 and reflects a return of approximately 12.50% per annum. The Notes are “Snowball Coupon Notes” for purposes of the accompanying product supplement and, for purposes of this pricing supplement, references in the accompanying product supplement to “Snowball Coupon Payment” shall be deemed to refer to “Call Premium”.
Payment at Maturity:	If the Notes are not called prior to maturity and the Final Value of the Worst-Performing Underlying is greater than or equal to its Threshold Value, you will receive for each Note that you hold a Payment at Maturity that is equal to the Stated Principal Amount If the Notes are not called prior to maturity and the Final Value of the Worst-Performing Underlying is less than its Threshold Value, you will receive for each Note that you hold a Payment at Maturity that is less than the Stated Principal Amount of each Note that will equal: In this scenario the Payment at Maturity will be less than the Stated Principal Amount and you could lose some or all of your investment.
Initial Value:	With respect to each Underlying, the Index Closing Value of the Underlying on the Pricing Date.
Observation Value:	With respect to each Underlying, the Index Closing Value of the Underlying on the applicable Call Observation Date.
Final Value:	With respect to each Underlying, the Index Closing Value of the Underlying on the Valuation Date.
Call Value:	With respect to each Underlying, 100% of its Initial Value
Threshold Value:	With respect to each Underlying, 70% of its Initial Value.
Specified Currency:	U.S. dollars
CUSIP/ISIN:	47234KAW4 / US47234KAW45
Book-entry or Certificated Note:	Book-entry
Business Day:	New York
Agent:	Jefferies LLC, a wholly-owned subsidiary of Jefferies Financial Group Inc. See “Supplemental Plan of Distribution.”
Calculation Agent:	Jefferies Financial Services, Inc., a wholly owned subsidiary of Jefferies Financial Group Inc.
Trustee:	The Bank of New York Mellon
Estimated value on the Pricing Date:	Approximately $936.50 per Note, or within $30.00 of that estimate. Please see “The Notes” below.
Use of Proceeds:	General corporate purposes
Listing:	None
Conflict of Interest:	Jefferies LLC, the broker-dealer subsidiary of Jefferies Financial Group Inc., is a member of FINRA and will participate in the distribution of the notes being offered hereby. Accordingly, the offering is subject to the provisions of FINRA Rule 5121 relating to conflicts of interest and will be conducted in accordance with the requirements of Rule 5121. See “Conflict of Interest.”

The Notes will be our senior unsecured obligations and will rank equally with our other senior unsecured indebtedness.

Investing in the Notes involves risks that are described in the “Risk Factors” section beginning on page PS-6 of this pricing supplement.

	PER NOTE	TOTAL
Public Offering Price	100.00%	$
Underwriting Discounts and Commissions	%¹	$
Proceeds to Jefferies Financial Group Inc. (Before Expenses)	%	$

¹ We or Jefferies LLC will pay various discounts and commissions to dealers of up to 4.55% per Note depending on market conditions. See “Supplemental Plan of Distribution” on page PS-25 of this document

Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or determined if this pricing supplement or the accompanying product supplement, prospectus or prospectus supplement is truthful or complete. Any representation to the contrary is a criminal offense.

As used in this pricing supplement, “we,” “us” and “our” refer to Jefferies Financial Group Inc., unless the context requires otherwise.

We will deliver the Notes in book-entry form only through The Depository Trust Company on or about July 31, 2026 against payment in immediately available funds.

Jefferies

Pricing supplement dated ,2026.

You should read this pricing supplement together with the related product supplement, prospectus and prospectus supplement, each of which can be accessed via the hyperlinks below, before you decide to invest.

Product Supplement No. 5, dated May 11, 2026 Prospectus Supplement dated May 11, 2026 and Prospectus dated May 11, 2026

TABLE OF CONTENTS

	PAGE
PRICING SUPPLEMENT
SPECIAL NOTE ON FORWARD-LOOKING STATEMENTS	PS-ii
RECENT DEVELOPMENTS	PS-1
THE NOTES	PS-2
HOW THE NOTES WORK	PS-5
RISK FACTORS	PS-6
THE UNDERLYINGS	PS-11
HEDGING	PS-20
SUPPLEMENTAL DISCUSSION OF U.S. FEDERAL INCOME TAX CONSEQUENCES	PS-21
SUPPLEMENTAL PLAN OF DISTRIBUTION	PS-25
CONFLICT OF INTEREST	PS-29
LEGAL MATTERS	PS-30
EXPERTS	PS-31

You should rely only on the information contained in or incorporated by reference in this pricing supplement and the accompanying product supplement, prospectus and prospectus supplement. We have not authorized anyone to provide you with different information. We are not making an offer of these securities in any state where the offer is not permitted. You should not assume that the information contained in this pricing supplement or the accompanying product supplement, prospectus or prospectus supplement is accurate as of any date later than the date on the front of this pricing supplement.

PS-i

Call Observation Dates	Call Payment Dates	Call Premiums (per Note)	Call Payments (per Note)
July 29, 2027	August 2, 2027	$125.00	$1,125.00
January 31, 2028	February 2, 2028	$187.50	$1,187.50
July 31, 2028	August 2, 2028	$250.00	$1,250.00
January 29, 2029	January 31, 2029	$312.50	$1,312.50
July 30, 2029	August 1, 2029	$375.00	$1,375.00
January 29, 2030	January 31, 2030	$437.50	$1,437.50
July 29, 2030	July 31, 2030	$500.00	$1,500.00
January 29, 2031	January 31, 2031	$562.50	$1,562.50
July 29, 2031	July 31, 2031	$625.00	$1,625.00

	Stated Principal Amount:		$1,000 per Note.
	Hypothetical Initial Value of the Worst-Performing Underlying:		100
	Hypothetical Threshold Value of the Worst- Performing Underlying:		70

Final Value of the Worst- Performing Underlying	Payment at Maturity per Note	Return on the Notes
0.00	$0.00	-100.00%
50.00	$500.00	-50.00%
69.99	$699.90	-30.01%
70.00⁽¹⁾	$1,000.00	0.00%
85.00	$1,000.00	0.00%
90.00	$1,000.00	0.00%
95.00	$1,000.00	0.00%
99.99	$1,000.00	0.00%