SOLARIS OILFIELD INFRASTRUCT

Ticker: SEI CUSIP: 83418M103 Class: Common Stock

Y-Intercept (Hong Kong) Ltd's Holding History (CIK: 0001772875)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 6,649 Value ($000) $266 Avg Close $31.12 Range $24.43 - $43.37

Q2 2025

Shares 34,817 Value ($000) $985 Avg Close $23.34 Range $14.12 - $30.16

Q3 2024

Shares 50,016 Value ($000) $638 Avg Close $11.60 Range $7.99 - $14.01

Q4 2023

Shares 39,557 Value ($000) $315 Avg Close $8.44 Range $7.11 - $9.93

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	6,649	$266	$31.12	$24.43 - $43.37
Q2 2025	34,817	$985	$23.34	$14.12 - $30.16
Q3 2024	50,016	$638	$11.60	$7.99 - $14.01
Q4 2023	39,557	$315	$8.44	$7.11 - $9.93