RAMBUS INC DEL

Ticker: RMBS CUSIP: 750917106 Class: EQTY

OSTERWEIS CAPITAL MANAGEMENT INC's Holding History (CIK: 0001007524)

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

Q4 2025

Shares 89,065 Value ($000) $8,184 Avg Close $98.40 Range $82.51 - $114.55

Q3 2025

Shares 151,560 Value ($000) $15,793 Avg Close $77.09 Range $61.16 - $109.15

Q2 2025

Shares 284,410 Value ($000) $18,208 Avg Close $53.58 Range $40.12 - $64.90

Q1 2025

Shares 286,305 Value ($000) $14,823 Avg Close $58.74 Range $50.01 - $69.15

Q4 2024

Shares 176,745 Value ($000) $9,343 Avg Close $50.98 Range $39.56 - $60.84

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	89,065	$8,184	$98.40	$82.51 - $114.55
Q3 2025	151,560	$15,793	$77.09	$61.16 - $109.15
Q2 2025	284,410	$18,208	$53.58	$40.12 - $64.90
Q1 2025	286,305	$14,823	$58.74	$50.01 - $69.15
Q4 2024	176,745	$9,343	$50.98	$39.56 - $60.84