William A Zartler Solaris Oilfield Infrastructure, Inc. (SOI) insider trading activity

William A Zartler is CHAIRMAN AND CEO of Solaris Oilfield Infrastructure, Inc.. Currently has a direct ownership of 1.05 Million shares of SOI, which is worth approximately $14.1 Million. The most recent transaction as insider was on Sep 09, 2025, when has been sold 10,000 shares (Class A Common Stock) at a price of $24.83 per share, resulting in proceeds of $248,299. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 1.05M

0.96% 3M change

21.3% 12M change

Total Value Held $14.1 Million

William A Zartler Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Sep 09 2025	BUY Open market or private purchase	$248,299 $24.83 p/Share	10,000 Added 0.94%	1,049,227 Class A Common Stock
May 21 2025	BUY Open market or private purchase	$217,800 $21.78 p/Share	10,000 Added 0.95%	1,039,227 Class A Common Stock
Mar 07 2025	BUY Open market or private purchase	$232,300 $23.23 p/Share	10,000 Added 0.96%	1,029,227 Class A Common Stock
Mar 06 2025	BUY Grant, award, or other acquisition	$240,700 $24.07 p/Share	10,000 Added 0.97%	1,019,227 Class A Common Stock
Mar 01 2025	SELL Payment of exercise price or tax liability	$2,770,043 $34.15 p/Share	81,114 Reduced 7.44%	1,009,227 Class A Common Stock
Mar 01 2025	BUY Grant, award, or other acquisition	-	225,378 Added 17.13%	1,090,341 Class A Common Stock
Mar 01 2024	SELL Payment of exercise price or tax liability	$445,420 $8.47 p/Share	52,588 Reduced 5.73%	864,963 Class A Common Stock
Mar 01 2024	BUY Grant, award, or other acquisition	-	267,411 Added 22.57%	917,551 Class A Common Stock
Mar 01 2023	SELL Payment of exercise price or tax liability	$339,652 $8.93 p/Share	38,035 Reduced 5.53%	650,140 Class A Common Stock
Mar 01 2023	BUY Grant, award, or other acquisition	-	150,000 Added 17.9%	688,175 Class A Common Stock
Dec 16 2022	SELL Open market or private sale	$218,500 $9.5 p/Share	23,000 Reduced 4.1%	538,175 Class A Common Stock
Sep 15 2022	BUY Open market or private purchase	$104,700 $10.47 p/Share	10,000 Added 1.75%	561,175 Class A Common Stock
May 09 2022	BUY Open market or private purchase	$76,930 $10.99 p/Share	7,000 Added 1.25%	551,175 Class A Common Stock
Mar 01 2022	SELL Payment of exercise price or tax liability	$230,173 $10.4 p/Share	22,132 Reduced 3.91%	544,175 Class A Common Stock
Mar 01 2022	BUY Grant, award, or other acquisition	-	222,646 Added 28.22%	566,307 Class A Common Stock
Dec 07 2021	BUY Open market or private purchase	$66,400 $6.64 p/Share	10,000 Added 2.83%	343,661 Class A Common Stock
Nov 22 2021	BUY Open market or private purchase	$100,650 $6.71 p/Share	15,000 Added 4.3%	333,661 Class A Common Stock
Mar 01 2021	SELL Payment of exercise price or tax liability	$143,799 $11.81 p/Share	12,176 Reduced 3.68%	318,661 Class A Common Stock
Mar 01 2021	BUY Grant, award, or other acquisition	-	105,043 Added 24.1%	330,837 Class A Common Stock

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