Kevin Cureton - 17 May 2023 Form 4 Insider Report for NANOPHASE TECHNOLOGIES Corp (SLSN)

Role: Chief Operating Officer
Signature: /s/ Jess Jankowski under UPA for Kevin Cureton
Issuer symbol: SLSN
Transactions as of: 17 May 2023
Net transactions value: +$55,392
Form type: 4
Filing time: 05 Jun 2023, 20:02:57 UTC
Previous filing: 22 Dec 2022
Next filing: 29 Dec 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NANX	Common Stock	Purchase	$920	+1,000	+2%	$0.9200	51,821	17 May 2023	Direct
transaction	NANX	Common Stock	Purchase	$16,214	+15,590	+30%	$1.04	67,411	18 May 2023	Direct
transaction	NANX	Common Stock	Purchase	$10,400	+10,000	+15%	$1.04	77,411	19 May 2023	Direct
transaction	NANX	Common Stock	Purchase	$27,858	+23,410	+30%	$1.19	100,821	26 May 2023	Direct
holding	NANX	Common Stock						50,821	17 May 2023	Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	NANX	Common Stock (right to purchase)						25,000	17 May 2023	Common Stock	25,000	$0.5200	Direct	F1, F2
holding	NANX	Common Stock (right to purchase)						50,000	17 May 2023	Common Stock	50,000	$0.4400	Direct	F1
holding	NANX	Common Stock (right to purchase)						43,500	17 May 2023	Common Stock	43,500	$0.4200	Direct	F1
holding	NANX	Common Stock (right to purchase)						50,000	17 May 2023	Common Stock	50,000	$0.6800	Direct	F1
holding	NANX	Common Stock (right to purchase)						80,000	17 May 2023	Common Stock	80,000	$0.8200	Direct	F1
holding	NANX	Common Stock (right to purchase)						16,500	17 May 2023	Common Stock	16,500	$0.5100	Direct	F1
holding	NANX	Common Stock (right to purchase)						90,000	17 May 2023	Common Stock	90,000	$0.4500	Direct	F1
holding	NANX	Common Stock (right to purchase)						90,000	17 May 2023	Common Stock	90,000	$4.17	Direct	F1
holding	NANX	Common Stock (right to purchase)						72,000	17 May 2023	Common Stock	72,000	$1.16	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Subject to certain restrictions, beginning on this date, options vest in three equal annual installments.
F2	Following the recently reported exercise of 12,393 shares (11/24/21), and the 2nd exercise of 12,607 shares (11/26/21, reported above) this line item represents the 3rd exercise, of 25,000 shares of the total initial grant of 75,000 shares, leaving a balance of 25,000 shares remaining relating to this grant.