Sec Form 4 Filing - Harris Theodore L @ BALCHEM CORP - 2024-02-21

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 Harris Theodore L 2. Issuer Name and Ticker or Trading Symbol BALCHEM CORP [ BCPC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chairman, President & CEO (Last) (First) (Middle) C/O BALCHEM CORPORATION, 5 PARAGON DRIVE 3. Date of Earliest Transaction (MM/DD/YY) 02/21/2024 (Street) MONTVALE, NJ07645 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 02/21/2024 S 10,797 D $ 152.9738 ( 1 ) 85,294 D Common Stock 02/21/2024 S 16,015 D $ 153.7461 ( 2 ) 69,279 D Common Stock 02/21/2024 S 2,667 D $ 154.8359 ( 3 ) 66,612 D Common Stock 02/21/2024 S 200 D $ 155.91 66,412 D Common Stock 02/22/2024 M 10,000 ( 4 ) A $ 54.87 76,412 D Common Stock 02/22/2024 M 24,350 ( 4 ) A $ 60.85 100,762 D Common Stock 02/22/2024 S 14,497 D $ 153.5564 ( 5 ) 86,265 D Common Stock 02/22/2024 S 13,989 D $ 154.66 ( 6 ) 72,276 D Common Stock 02/22/2024 S 5,864 D $ 155.249 ( 7 ) 66,412 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 Stock Options (right to buy) $ 54.87 02/22/2024 M 10,000 ( 8 ) 04/28/2025 Common Stock 10,000 $ 0 0 D Stock Options (right to buy) $ 60.85 02/22/2024 M 24,350 ( 9 ) 02/23/2026 Common Stock 24,350 $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Harris Theodore L C/O BALCHEM CORPORATION 5 PARAGON DRIVE MONTVALE, NJ07645 X Chairman, President & CEO Signatures /s/ Travis Larsen, Attorney in Fact for Theodore L. Harris 02/23/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This transaction was executed in multiples sales ranging from $152.3350 to $153.3200 per share, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or any security holder of the issuer full information regarding the number of shares and prices at which the transactions were affected regarding this footnote. ( 2 )This transaction was executed in multiples sales ranging from $153.3400 to $154.2900 per share, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or any security holder of the issuer full information regarding the number of shares and prices at which the transactions were affected regarding this footnote. ( 3 )This transaction was executed in multiples sales ranging from $154.4700 to $155.3800 per share, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or any security holder of the issuer full information regarding the number of shares and prices at which the transactions were affected regarding this footnote. ( 4 )Exercise of fully vested non-qualified stock options. ( 5 )This transaction was executed in multiple sales ranging from $153.0800 to $154.0775 per share, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or any security holder of the issuer full information regarding the number of shares and prices at which the transactions were affected regarding this footnote. ( 6 )This transaction was executed in multiple sales ranging from $154.0800 to $155.0750 per share, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or any security holder of the issuer full information regarding the number of shares and prices at which the transactions were affected regarding this footnote. ( 7 )This transaction was executed in multiple sales ranging from $155.0800 to $155.5700 per share, inclusive. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or any security holder of the issuer full information regarding the number of shares and prices at which the transactions were affected regarding this footnote. ( 8 )Stock options that vested 20% on April 28, 2016, 40% on April 28, 2017, and 40% on April 28, 2018, and are exercisable. ( 9 )Stock options that vested 20% on February 23, 2017, 40% on February 23, 2018, and 40% on February 23, 2019, and are exercisable.

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