Sec Form 5 Filing - FARBER JEFFREY @ LANNETT CO INC - 2021-06-30

FORM 5 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 FARBER JEFFREY 2. Issuer Name and Ticker or Trading Symbol LANNETT CO INC [ LCI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 1775 JOHN R ROAD 3. Date of Earliest Transaction (MM/DD/YY) 06/30/2021 (Street) TROY, MI48083 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 08/14/2020 W( 1 )( 2 ) V 38,125 A $ 0 1,667,649 D Common Stock 09/01/2020 A( 3 ) V 38,986 A $ 0 1,706,635 D Common Stock 02/10/2021 J( 4 )( 5 ) V 320,000 D $ 0 250,919 I 2019 GRAT ( 6 ) Common Stock 02/10/2021 J( 4 )( 5 ) V 320,000 A $ 0 2,026,635 D Common Stock 05/05/2021 J( 5 )( 7 ) V 38,000 D $ 0 0 I Farber Investment LLC ( 6 ) Common Stock 05/05/2021 J( 5 )( 7 ) V 19,000 A $ 0 2,045,635 D Common Stock 05/28/2021 P( 8 ) V 10,000 A $ 4.37 2,055,635 D Common Stock 994,412 I Jeffrey Farber Family Foundation ( 6 ) Common Stock 528,122 I Farber Family LLC ( 6 ) Common Stock 300,000 I 2020 GRAT ( 6 ) Common Stock 73,408 I Jeffrey Farber, Custodian for Children ( 6 ) Common Stock 30,000 I Jeffrey and Jennifer Farber Family Foundation ( 6 ) Common Stock 17,279 I Jeffrey Farber, Joint Custodian ( 6 )

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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other FARBER JEFFREY 1775 JOHN R ROAD TROY, MI48083 X X Signatures /s/ Samuel Israel Limited Power of Attorney For: Jeffrey Farber 08/17/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )On August 14, 2020, the Audrey Farber Roth IRA transferred 38,128 shares to Jeffrey Farber's IRA. ( 2 )This transaction represents an acquisition of shares for no value as part of the settlement of an estate by will. ( 3 )Represents restricted stock awards that vested in full on September 1, 2020, which were previously reported on a Form 4 filed on September 3, 2020 ( 4 )On February 10, 2021, the 2019 GRAT transferred 320,000 shares to Jeffrey Farber's Trust. ( 5 )This transaction represents a transfer for no value by the Reporting Person. ( 6 )Jeffrey Farber disclaims beneficial ownership of these shares. ( 7 )On May 5, 2021, the Farber Investment LLC transferred 19,000 shares to Jeffrey Farber's Trust and 19,000 shares to David Farber's Trust. ( 8 )Represents shares purchased on the open market on May 28, 2021, which were previously reported on a Form 4 filed June 1, 2021

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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