Harmony Biosciences officer plans 800-share sale

Officer Kumar Budur filed a Rule 144 notice to sell 800 HRMY shares after option exercise, with recent sales already made under a Rule 10b5-1 plan.

Rhea-AI Filing Summary

Harmony Biosciences Holdings, Inc. (HRMY) received a notice under Rule 144 from officer Kumar Budur of a proposed sale of 800 shares of common stock, expected on September 17, 2026, following an exercise of stock options for cash through Morgan Stanley Smith Barney LLC on Nasdaq.

The notice states an aggregate market value for the proposed sale of about $33,768, with 58,236,000 shares outstanding. It also lists prior Rule 10b5-1 plan sales by Budur in the past three months totaling several blocks of common shares between September 4 and September 16, 2026.

Key Figures

Shares to be sold under Rule 144: 800 shares Aggregate market value of proposed sale: $33,768 Shares outstanding: 58,236,000 shares +3 more

6 metrics

Shares to be sold under Rule 144 800 shares Proposed sale of Harmony Biosciences common stock on September 17, 2026

Aggregate market value of proposed sale $33,768 800-share planned Rule 144 sale by officer Kumar Budur

Shares outstanding 58,236,000 shares Harmony Biosciences common stock outstanding used as baseline in the notice

10b5-1 sale on September 16, 2026 1,800 shares for $77,426.28 Rule 10b5-1 sale of Harmony Biosciences common stock by Kumar Budur

10b5-1 sales on September 8, 2026 5,500 shares for $232,908.65; 22,954 shares for $989,349.63 Two Rule 10b5-1 sales of Harmony Biosciences common stock by Kumar Budur

10b5-1 sale on September 4, 2026 5,500 shares for $230,911.45 Rule 10b5-1 sale of Harmony Biosciences common stock by Kumar Budur

Key Terms

Rule 144, 10b5-1 Sales, Exercise of Stock Options, aggregate market value

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

10b5-1 Sales regulatory

"10b5-1 Sales for KUMAR BUDUR 630 W Germantown Pike..."

10b5-1 sales are pre-arranged stock-trading plans that let company insiders automatically buy or sell shares according to a fixed schedule or formula, even if they later learn confidential information. Think of it as setting up an automatic thermostat for trades: it creates a clear, documented path that can protect insiders from insider-trading accusations and gives investors a signal about predictable insider activity—though it can also simply be a way for insiders to diversify or raise cash.

Exercise of Stock Options financial

"Common | 09/17/2026 | Exercise of Stock Options | Issuer..."

aggregate market value financial

"Common | Morgan Stanley Smith Barney LLC... | 800 | 33768.00 | 58236000..."

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filing disclose for Harmony Biosciences (HRMY)?

It discloses that officer Kumar Budur plans to sell 800 shares of Harmony Biosciences common stock on or about September 17, 2026, after exercising stock options for cash, with the sale to be executed through Morgan Stanley Smith Barney LLC on Nasdaq.

How many Harmony Biosciences (HRMY) shares does the Form 144 plan to sell?

The notice covers a proposed sale of 800 shares of common stock, with an indicated aggregate market value of $33,768, as part of an option exercise transaction expected on September 17, 2026.

What recent Rule 10b5-1 sales by Kumar Budur in HRMY stock are reported?

The filing lists Rule 10b5-1 sales of Harmony Biosciences common stock by Kumar Budur on September 16, 2026 (1,800 shares for $77,426.28), September 8, 2026 (5,500 shares for $232,908.65 and 22,954 shares for $989,349.63), and September 4, 2026 (5,500 shares for $230,911.45).

What is the reported market value and shares outstanding for HRMY in this Form 144?

For the proposed 800-share sale, the filing indicates an aggregate market value of $33,768 and shows 58,236,000 shares outstanding of Harmony Biosciences common stock as the baseline share count.

What is the method and consideration for the planned HRMY share sale?

The shares are to be sold following an exercise of stock options on September 17, 2026, with the transaction described as for cash and executed through Morgan Stanley Smith Barney LLC on Nasdaq under Rule 144.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/17/2026 - 04:35 PM Accepted by SEC EDGAR 09/17/2026 - 04:34 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002009762
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	HARMONY BIOSCIENCES HLDGS INC
SEC File Number	001-39450
Address of Issuer	630 W Germantown Pike, Suite 215 Plymouth Meeting PENNSYLVANIA 19462
Phone	(484)-539-9800
Name of Person for Whose Account the Securities are To Be Sold	KUMAR BUDUR
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	800	33768.00	58236000	09/17/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/17/2026	Exercise of Stock Options	Issuer			800	09/17/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
10b5-1 Sales for KUMAR BUDUR 630 W Germantown Pike, Suite 215 Plymouth Meeting PA 19462	Common	09/16/2026	1800	77426.28
10b5-1 Sales for KUMAR BUDUR 630 W Germantown Pike, Suite 215 Plymouth Meeting PA 19462	Common	09/08/2026	5500	232908.65
10b5-1 Sales for KUMAR BUDUR 630 W Germantown Pike, Suite 215 Plymouth Meeting PA 19462	Common	09/08/2026	22954	989349.63
10b5-1 Sales for KUMAR BUDUR 630 W Germantown Pike, Suite 215 Plymouth Meeting PA 19462	Common	09/04/2026	5500	230911.45

144: Remarks and Signature

Remarks
Date of Notice	09/17/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/05/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Kumar Budur
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)