DRIEHAUS CAPITAL MANAGEMENT LLC

Holdings History for Solaris Energy Infrastructure, Inc. - Class A Common Stock, $0.01 par value (SEI)

Symbol: SEI on NYSE
Investment type: Equity / Class A Common Stock, $0.01 par value
Latest Disclosed Shares Owned: 961,547 shares
Security Ownership %: 2.2%

Shares, Excluding Options vs Price

Value, Excluding Options

DRIEHAUS CAPITAL MANAGEMENT LLC ownership in Solaris Energy Infrastructure, Inc. Class A Common Stock, $0.01 par value (SEI)

14 Nov 2025 - DRIEHAUS CAPITAL MANAGEMENT LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 961,547 shares of Solaris Energy Infrastructure, Inc. Class A Common Stock, $0.01 par value (SEI). This represents 2.2% ownership of the company. In their previous filing dated 15 May 2025, DRIEHAUS CAPITAL MANAGEMENT LLC had reported owning 2,025,417 shares, indicating a decrease of +53%. .

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
DRIEHAUS CAPITAL MANAGEMENT LLC	2.2%	-63%	$38,433,034	961,547	-1,063,870	-53%	$39.97	13G/A	30 Sep 2025	14 Nov 2025, 07:24
DRIEHAUS CAPITAL MANAGEMENT LLC	5.3%		$41,986,894	2,025,417			$20.73	13G	31 Mar 2025	15 May 2025, 07:33

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2025	0.38%	+0.08%	$56,438,334	1,227,721	+266,174	+28%	$45.97	Q4 2025
30 Sep 2025	0.28%	-0.37%	$38,433,034	961,547	-1,282,827	-57%	$39.97	Q3 2025
30 Jun 2025	0.51%	+0.05%	$63,493,340	2,244,374	+218,957	+11%	$28.29	Q2 2025
31 Mar 2025	0.42%	+0.31%	$44,073,074	2,025,417	+1,489,616	+200%	$21.76	Q1 2025
31 Dec 2024	0.13%	+0.13%	$15,420,353	535,801	+535,801	NEW	$28.78	Q4 2024
30 Sep 2019		-0.16%	$0	0	-332,117	-100%	$56.83	Q3 2019
30 Jun 2019	0.16%	-0.04%	$4,975,000	332,117	-86,846	-21%	$14.98	Q2 2019
31 Mar 2019	0.26%	+0.06%	$6,888,000	418,963	+104,286	+33%	$16.44	Q1 2019
31 Dec 2018	0.16%	-0.12%	$3,804,000	314,677	-240,758	-43%	$12.09	Q4 2018
30 Sep 2018	0.32%	+0.32%	$10,492,000	555,435	+555,435	NEW	$18.89	Q3 2018
30 Jun 2018		-0.53%	$0	0	-899,567	-100%	$56.83	Q2 2018
31 Mar 2018	0.53%	+0.15%	$14,897,000	899,567	+250,189	+39%	$16.56	Q1 2018
31 Dec 2017	0.53%	+0.27%	$13,903,000	649,378	+328,789	+103%	$21.41	Q4 2017
30 Sep 2017	0.22%	-0.04%	$5,588,000	320,589	-54,288	-14%	$17.43	Q3 2017
30 Jun 2017	0.16%	+0.16%	$4,322,000	374,877	+374,877	NEW	$11.53	Q2 2017

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.