STERLING INFRASTRUCTURE INC

Ticker: STRL CUSIP: 859241101 Class: COM

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q1 2017

Shares 26,000 Value ($000) $240 Avg Close $9.13 Range $7.75 - $10.92

Q4 2016

Shares 45,700 Value ($000) $386 Avg Close $8.00 Range $6.13 - $9.38

Q3 2016

Shares 40,700 Value ($000) $315 Avg Close $6.32 Range $4.93 - $7.98

Q2 2016

Shares 40,700 Value ($000) $199 Avg Close $4.95 Range $4.19 - $6.28

Q1 2016

Shares 22,400 Value ($000) $115 Avg Close $5.03 Range $4.11 - $6.48

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	26,000	$240	$9.13	$7.75 - $10.92
Q4 2016	45,700	$386	$8.00	$6.13 - $9.38
Q3 2016	40,700	$315	$6.32	$4.93 - $7.98
Q2 2016	40,700	$199	$4.95	$4.19 - $6.28
Q1 2016	22,400	$115	$5.03	$4.11 - $6.48