U S WELL SVCS INC

CUSIP: 91274U101 Class: CLASS A

Virtu Financial LLC's Holding History (CIK: 0001533964)

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

Q1 2021

Shares 88,427 Value ($000) $92 Avg Close — Range —

Q4 2020

Shares 87,409 Value ($000) $36 Avg Close — Range —

Q3 2020

Shares 10,389 Value ($000) $3 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	88,427	$92	—	—
Q4 2020	87,409	$36	—	—
Q3 2020	10,389	$3	—	—