PRIMORIS SVCS CORP

Ticker: PRIM CUSIP: 74164F103 Class: Common Stock

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q4 2025

Shares 105,716 Value ($000) $13,124 Avg Close $130.57 Range $112.10 - $146.16

Q3 2025

Shares 149,241 Value ($000) $20,495 Avg Close $107.37 Range $77.04 - $137.63

Q2 2025

Shares 99,449 Value ($000) $7,751 Avg Close $67.77 Range $49.10 - $80.89

Q1 2025

Shares 10,240 Value ($000) $588 Avg Close $72.31 Range $54.63 - $90.86

Q4 2024

Shares 107,242 Value ($000) $8,193 Avg Close $73.05 Range $56.13 - $84.97

Q3 2024

Shares 163,090 Value ($000) $9,472 Avg Close $53.35 Range $45.92 - $60.27

Q2 2024

Shares 126,542 Value ($000) $6,313 Avg Close $49.48 Range $40.74 - $56.62

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	105,716	$13,124	$130.57	$112.10 - $146.16
Q3 2025	149,241	$20,495	$107.37	$77.04 - $137.63
Q2 2025	99,449	$7,751	$67.77	$49.10 - $80.89
Q1 2025	10,240	$588	$72.31	$54.63 - $90.86
Q4 2024	107,242	$8,193	$73.05	$56.13 - $84.97
Q3 2024	163,090	$9,472	$53.35	$45.92 - $60.27
Q2 2024	126,542	$6,313	$49.48	$40.74 - $56.62