Pulse Biosciences CEO buys 15,000 company shares

PULSE BIOSCIENCES, INC. director and Chief Executive Officer Paul A. LAVIOLETTE bought 15,000 shares of common stock in an open-market purchase on May 11, 2026 at $19.69 per share.

Rhea-AI Filing Summary

PULSE BIOSCIENCES, INC. director and Chief Executive Officer Paul A. LAVIOLETTE bought 15,000 shares of common stock in an open-market purchase on May 11, 2026 at $19.69 per share. After this transaction, he directly owns 15,846 shares of the company’s stock.

Footnotes explain the shares were acquired through the company’s at-the-market equity offering program under an Equity Distribution Agreement with TD Securities (USA) LLC, during an open trading window under the insider trading policy. His holdings also include shares purchased through the company’s Employee Stock Purchase Plan in March 2026.

Insider Trade Summary

Net Buyer: 15,000 shares

Net Buy 1 txn

Insider LAVIOLETTE PAUL A

Role Chief Executive Officer

Bought 15,000 shs ($295K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	15,000	$19.69	$295K

Holdings After Transaction: Common Stock — 15,846 shares (Direct)

Footnotes (3)

1. F1. The shares reported herein were acquired through the Company's at-the-market equity offering program established pursuant to that certain Equity Distribution Agreement, dated February 19, 2026, by and between the Company and TD Securities (USA) LLC, as sales agent. The shares were purchased during an open trading window under the Company's Insider Trading Policy and in accordance with applicable securities laws.
2. F2. The shares reported herein were acquired in a negotiated through the Company's at-the-market equity offering program at the prevailing market bid price or better at the time of sale.
3. F3. Includes shares purchased through the Company's Employee Stock Purchase Plan in March 2026.

Key Figures

Shares purchased: 15,000 shares Purchase price: $19.69 per share Shares owned after transaction: 15,846 shares +1 more

4 metrics

Shares purchased 15,000 shares Open-market purchase on May 11, 2026

Purchase price $19.69 per share Common stock transaction on May 11, 2026

Shares owned after transaction 15,846 shares Direct ownership following May 11, 2026 purchase

Net buy shares 15,000 shares Net buying activity in this Form 4/A

Key Terms

open-market purchase, at-the-market equity offering program, Equity Distribution Agreement, Employee Stock Purchase Plan

4 terms

open-market purchase financial

"transaction_action: "open-market purchase" for the common stock transaction"

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

at-the-market equity offering program financial

"The shares reported herein were acquired through the Company's at-the-market equity offering program"

A program that lets a company sell newly issued shares directly into the open market at whatever the current trading price is, usually through a broker, and do so gradually over time instead of all at once. Investors care because it can dilute existing ownership and put steady selling pressure on the stock price, while giving the company a flexible, on-demand way to raise cash — like adding small amounts of water to a pool rather than dumping in a bucket.

Equity Distribution Agreement financial

"program established pursuant to that certain Equity Distribution Agreement, dated February 19, 2026"

An equity distribution agreement is a formal plan between a company and financial institutions to sell newly issued shares of the company's stock to investors over a period of time. It helps the company raise money gradually, similar to filling a container with water in stages, rather than all at once. For investors, it provides an organized way to buy shares and can influence the stock's supply and price.

Employee Stock Purchase Plan financial

"Includes shares purchased through the Company's Employee Stock Purchase Plan in March 2026."

An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.

FAQ

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

What insider transaction did PLSE CEO Paul A. LAVIOLETTE report?

Paul A. LAVIOLETTE reported buying 15,000 shares of Pulse Biosciences common stock. The open-market purchase occurred on May 11, 2026 at $19.69 per share, increasing his direct ownership to 15,846 shares after the transaction.

At what price did the PLSE CEO buy the 15,000 shares of common stock?

The PLSE CEO bought 15,000 common shares at $19.69 per share. This open-market purchase reflects the price paid through the company’s at-the-market equity offering program on May 11, 2026 under its insider trading policy.

How many PLSE shares does the CEO hold after this Form 4/A transaction?

After the reported purchase, the CEO holds 15,846 Pulse Biosciences shares directly. This total includes the 15,000 shares bought on May 11, 2026, plus additional shares acquired earlier, including shares from the Employee Stock Purchase Plan in March 2026.

How were the newly purchased PLSE shares acquired by the CEO?

The CEO’s 15,000 newly purchased PLSE shares were acquired through the company’s at-the-market equity offering program. The program operates under an Equity Distribution Agreement with TD Securities (USA) LLC and the trade occurred during an open trading window.

Does the PLSE CEO’s position include Employee Stock Purchase Plan shares?

Yes, the CEO’s reported holdings include shares bought through the company’s Employee Stock Purchase Plan. A footnote states that his total direct ownership figure incorporates shares acquired under the plan in March 2026, in addition to the May open-market purchase.

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

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Accepted by SEC EDGAR 05/11/2026 - 08:52 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

LAVIOLETTE PAUL A

(Last) (First) (Middle)

C/O PULSE BIOSCIENCES, INC.

601 BRICKELL KEY DRIVE, SUITE 1080

(Street)

MIAMI FLORIDA 33131

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
PULSE BIOSCIENCES, INC. [ PLSE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)
05/11/2026

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	05/11/2026		P(1)		15,000	A	$19.69(2)	15,846(3)	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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. The shares reported herein were acquired through the Company's at-the-market equity offering program established pursuant to that certain Equity Distribution Agreement, dated February 19, 2026, by and between the Company and TD Securities (USA) LLC, as sales agent. The shares were purchased during an open trading window under the Company's Insider Trading Policy and in accordance with applicable securities laws.

2. The shares reported herein were acquired in a negotiated through the Company's at-the-market equity offering program at the prevailing market bid price or better at the time of sale.

3. Includes shares purchased through the Company's Employee Stock Purchase Plan in March 2026.

	/s/ Kenneth B. Stratton, as Attorney-in-Fact	05/11/2026
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)