Sec Form 4 Filing - Larkin Kathleen D @ SOUTH JERSEY INDUSTRIES INC - 2021-05-11

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Larkin Kathleen D 2. Issuer Name and Ticker or Trading Symbol SOUTH JERSEY INDUSTRIES INC [ SJI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) SVP & CHRO (Last) (First) (Middle) 1 SOUTH JERSEY PLAZA 3. Date of Earliest Transaction (MM/DD/YY) 05/11/2021 (Street) FOLSOM, NJ08037 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 05/11/2021 M 1,307 ( 1 ) ( 2 ) A $ 0 1,307 D Common Stock 05/11/2021 F 410 ( 3 ) D $ 25.79 897 D Common Stock 05/11/2021 M 1,307 ( 2 ) ( 4 ) A $ 0 2,204 D Common Stock 05/11/2021 F 410 ( 3 ) D $ 25.79 1,794 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Restricted Stock Units $ 0 05/11/2021 A 1,307.3607 ( 1 ) ( 2 ) ( 1 ) ( 1 ) Common Stock 1,307.3607 $ 0 8,669.3255 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Larkin Kathleen D 1 SOUTH JERSEY PLAZA FOLSOM, NJ08037 SVP & CHRO Signatures /s /Lauren Hemple, Attorney-in-Fact 05/12/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents new hire Inducement Equity Grant issued pursuant to the South Jersey Industries, Inc. 20215 Omnibus Equity Compensation Plan. Subject to certain exceptions, 1,239 RSUs shall vest on May 11, 2021, 1,416 shall vest on January 3, 2022, and 1,594 shall vest on January 2, 2023, provided that the reporting person remains employed by the issuer. ( 2 )Includes accrued Dividend Equivalent Shares (referred to as "DES", as defined in the Issuer's 2015 Omnibus Equity Compensation Plan). ( 3 )Represents shares withheld for taxes in connection with Restricted Stock Units ("RSUs") that vested on May 11, 2021. ( 4 )The shares were acquired pursuant to the vesting of performance restricted stock units (PRSU) that were granted on May 11, 2020 with a performance period beginning on May 11, 2020 and ending on December 31, 2020. Vesting of this PRSU was subject to meeting the annual individual performance goals and the grantee remaining employed on the vest date. The overall payout of the PRSU was 100%.

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