Cynthia M. Durrett Solaris Oilfield Infrastructure, Inc. (SOI) insider trading activity

Cynthia M. Durrett is CHIEF ADMINISTRATIVE OFFICER of Solaris Oilfield Infrastructure, Inc.. Currently has a direct ownership of 178,163 shares of SOI, which is worth approximately $2.39 Million. The most recent transaction as insider was on Mar 01, 2025, when has been sold 16,182 shares (Class A Common Stock) at a price of $34.15 per share, resulting in proceeds of $552,615. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 178K

11.42% 3M change

11.42% 12M change

Total Value Held $2.39 Million

Cynthia M. Durrett Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 01 2025	SELL Payment of exercise price or tax liability	$552,615 $34.15 p/Share	16,182 Reduced 8.33%	178,163 Class A Common Stock
Mar 01 2025	BUY Grant, award, or other acquisition	-	34,442 Added 15.05%	194,345 Class A Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$85,055 $8.47 p/Share	10,042 Reduced 5.91%	159,903 Class A Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	-	58,911 Added 25.74%	169,945 Class A Common Stock
Aug 03 2023	SELL Open market or private sale	$81,565 $11.0 p/Share	7,415 Reduced 6.26%	111,034 Class A Common Stock
Mar 01 2023	SELL Payment of exercise price or tax liability	$77,664 $8.93 p/Share	8,697 Reduced 6.84%	118,449 Class A Common Stock
Mar 01 2023	BUY Grant, award, or other acquisition	-	42,410 Added 25.01%	127,146 Class A Common Stock
May 04 2022	SELL Open market or private sale	$187,612 $12.4 p/Share	15,130 Reduced 15.15%	84,736 Class A Common Stock
Mar 01 2022	SELL Payment of exercise price or tax liability	$75,494 $10.4 p/Share	7,259 Reduced 6.78%	99,866 Class A Common Stock
Mar 01 2022	BUY Grant, award, or other acquisition	-	47,710 Added 30.81%	107,125 Class A Common Stock
Mar 12 2021	SELL Open market or private sale	$220,869 $14.6 p/Share	15,128 Reduced 20.29%	59,415 Class A Common Stock
Mar 05 2021	SELL Open market or private sale	$353,559 $12.29 p/Share	28,768 Reduced 27.85%	74,543 Class A Common Stock
Mar 01 2021	SELL Payment of exercise price or tax liability	$57,515 $11.81 p/Share	4,870 Reduced 4.5%	103,311 Class A Common Stock
Mar 01 2021	BUY Grant, award, or other acquisition	-	29,412 Added 21.38%	108,181 Class A Common Stock

CMD

Cynthia M. Durrett

CHIEF ADMINISTRATIVE OFFICER

Houston, TX

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