ROBLOX CORP

Ticker: RBLX CUSIP: 771049103 Class: EQTY

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q4 2025

Shares 461,670 Value ($000) $37,409 Avg Close $106.17 Range $80.30 - $141.95

Q3 2025

Shares 1,189,575 Value ($000) $164,780 Avg Close $124.28 Range $100.00 - $150.59

Q2 2025

Shares 1,141,073 Value ($000) $120,041 Avg Close $78.55 Range $50.10 - $106.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	461,670	$37,409	$106.17	$80.30 - $141.95
Q3 2025	1,189,575	$164,780	$124.28	$100.00 - $150.59
Q2 2025	1,141,073	$120,041	$78.55	$50.10 - $106.17