Lightwave Logic CFO sells shares for tax withholding

Lightwave Logic, Inc. Principal Financial Officer Snizhana P. Quan reported a small share sale primarily to cover taxes on equity compensation.

Rhea-AI Filing Summary

Lightwave Logic, Inc. Principal Financial Officer Snizhana P. Quan reported a small share sale primarily to cover taxes on equity compensation. On June 1, 2026, she sold 345 shares of common stock at $11.41 per share to satisfy tax withholding obligations tied to a restricted stock award (RSA) that vested on May 31, 2026.

After this transaction, she holds 50,780 shares of Lightwave Logic common stock directly and an additional 4,800 shares indirectly through a domestic partner. The filing reflects a routine, compensation-related sale rather than a discretionary reduction of her overall ownership stake.

Insider Trade Summary

Net Seller: 345 shares

Net Sell 2 txns

Insider Quan Snizhana P.

Role Principal Financial Officer

Sold 345 shs ($4K)

Type	Security	Shares	Price	Value
Sale	Common Stock	345	$11.41	$4K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 50,780 shares (Direct); Common Stock — 4,800 shares (Indirect, By Domestic Partner)

Footnotes (1)

1. F1. The sale reported in this Form 4 was to cover the tax withholding obligations associated with an RSA vesting on May 31, 2026.

Key Figures

Shares sold: 345 shares Sale price: $11.41 per share Direct holdings after transaction: 50,780 shares +3 more

6 metrics

Shares sold 345 shares Open-market sale on June 1, 2026

Sale price $11.41 per share Price for 345 shares sold

Direct holdings after transaction 50,780 shares Common stock held directly after sale

Indirect holdings 4,800 shares Held indirectly by domestic partner

Net insider share change -345 shares Net buy/sell shares from transaction summary

RSA vesting date May 31, 2026 Restricted stock award vesting triggering tax

Key Terms

Restricted Stock Award (RSA), tax withholding obligations, Principal Financial Officer, indirect ownership, +1 more

5 terms

Restricted Stock Award (RSA) financial

"associated with an RSA vesting on May 31, 2026"

tax withholding obligations financial

"to cover the tax withholding obligations associated with an RSA vesting"

Principal Financial Officer financial

"Snizhana P. Quan, Principal Financial Officer"

The principal financial officer is the senior executive who runs a company's financial operations: preparing and certifying financial reports, managing accounting controls, budgets and cash flow, and advising on financial strategy. Investors care about this role because its competence affects how trustworthy the company’s numbers are, how well it manages risk and capital needs, and the credibility of forecasts—like the chief navigator steering a firm's financial course.

indirect ownership financial

"4,800 shares indirectly through a domestic partner"

open-market sale financial

"Sale in open market or private transaction"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

FAQ

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

What insider transaction did Lightwave Logic (LWLG) report for Snizhana P. Quan?

Lightwave Logic reported that Principal Financial Officer Snizhana P. Quan sold 345 shares of common stock on June 1, 2026 at $11.41 per share. The transaction was disclosed in a Form 4 insider filing as an open-market sale linked to equity compensation.

Why did Lightwave Logic (LWLG) CFO Snizhana Quan sell 345 shares?

The 345-share sale was made to cover tax withholding obligations from a restricted stock award (RSA) that vested on May 31, 2026. This means the sale was primarily a compensation-related tax event, not a discretionary reduction in her long-term investment position.

How many Lightwave Logic (LWLG) shares does Snizhana Quan hold after the Form 4 transaction?

After the reported sale, Snizhana P. Quan directly holds 50,780 shares of Lightwave Logic common stock. She also has indirect ownership of 4,800 additional shares through a domestic partner, as disclosed in the Form 4 filing’s ownership details.

Was the Lightwave Logic (LWLG) insider sale large relative to Snizhana Quan’s holdings?

The sale involved 345 shares compared with her remaining 50,780 directly held shares. This indicates the transaction was small in relation to her overall direct ownership and was driven by tax withholding on a vested restricted stock award.

What price did Lightwave Logic (LWLG) shares sell for in Snizhana Quan’s Form 4 transaction?

The 345 shares of Lightwave Logic common stock were sold at $11.41 per share. This price reflects the executed sale used to fund tax withholding obligations related to a restricted stock award vesting on May 31, 2026, as described in the filing footnote.

How is indirect ownership reported for Lightwave Logic (LWLG) insider Snizhana Quan?

In addition to her direct holdings, the Form 4 notes 4,800 shares owned indirectly "By Domestic Partner." This indicates those shares are attributed to her through a domestic partner relationship, providing a fuller picture of her total beneficial stake.

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

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Accepted by SEC EDGAR 06/01/2026 - 04:59 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^*

Quan Snizhana P.

(Last) (First) (Middle)

369 INVERNESS PARKWAY

SUITE 350

(Street)

ENGLEWOOD COLORADO 80112

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Lightwave Logic, Inc. [ LWLG ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Principal Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/01/2026

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)

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	06/01/2026		S		345(1)	D	$11.41	50,780	D
Common Stock								4,800	I	By Domestic Partner

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 sale reported in this Form 4 was to cover the tax withholding obligations associated with an RSA vesting on May 31, 2026.

	/s/ Snizhana Quan	06/01/2026
	** 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)