UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549    

FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934
 
Date of Report (Date of earliest event reported): July 31, 2023
 
NuStar Energy L.P.
(Exact name of registrant as specified in its charter)
 
Delaware
001-16417
74-2956831
(State or other jurisdiction of incorporation or organization)
 (Commission File Number)
 (IRS Employer Identification No.)

19003 IH-10 West
San Antonio, Texas
  
78257
(Address of principal executive offices)
  
(Zip Code)

(210) 918-2000
(Registrant’s telephone number, including area code)
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
 
☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
 
☐
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
 
☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.14d-2(b))
 
☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
Securities registered pursuant to Section 12(b) of the Act:
 
Title of each class
  
Trading Symbol(s)
  
Name of each exchange on which registered
Common units
  
NS
   New York Stock Exchange
8.50% Series A Fixed-to-Floating Rate Cumulative Redeemable Perpetual Preferred Units
  
NSprA
  
New York Stock Exchange
7.625% Series B Fixed-to-Floating Rate Cumulative Redeemable Perpetual Preferred Units
  
NSprB
  
New York Stock Exchange
9.00% Series C Fixed-to-Floating Rate Cumulative Redeemable Perpetual Preferred Units
  
NSprC
  
New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933(§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01
Other Events.
 
On July 31, 2023, NuStar Energy L.P. redeemed 2,560,000 Series D Cumulative Convertible Preferred Units (“Series D Preferred Units”) at a redemption price of $32.18 per Series D Preferred Unit. The redemption was primarily funded with the proceeds from borrowings under NuStar Logistics, L.P.’s revolving credit facility with the remainder funded using cash on hand. Following the redemption, 8,286,650 Series D Preferred Units remain outstanding.
 
SIGNATURES
 
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized.
 
 
NuStar Energy L.P.
   
 
By:
Riverwalk Logistics, L.P.
   
its general partner
     
 
By:
NuStar GP, LLC
   
its general partner
     
Date:  August 1, 2023
By:
/s/ Steve Gilbert
   
Steve Gilbert
   
Vice President, Assistant General Counsel
   
and Corporate Secretary