RIVIAN AUTOMOTIVE INC

Ticker: RIVN CUSIP: 76954A103 Class: EQTY

MATHER GROUP, LLC.'s Holding History (CIK: 0001527641)

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

Q3 2025

Shares 2,072 Value ($000) $30 Avg Close $13.40 Range $11.57 - $16.17

Q1 2025

Shares 57 Value ($000) $1 Avg Close $12.58 Range $10.48 - $16.65

Q4 2024

Shares 23 Value ($000) $0 Avg Close $11.51 Range $9.50 - $15.49

Q3 2024

Shares 45 Value ($000) $1 Avg Close $14.37 Range $10.95 - $18.86

Q2 2024

Shares 239 Value ($000) $3 Avg Close $10.45 Range $8.26 - $16.35

Q1 2024

Shares 915 Value ($000) $21 Avg Close $14.41 Range $10.05 - $21.94

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	2,072	$30	$13.40	$11.57 - $16.17
Q1 2025	57	$1	$12.58	$10.48 - $16.65
Q4 2024	23	$0	$11.51	$9.50 - $15.49
Q3 2024	45	$1	$14.37	$10.95 - $18.86
Q2 2024	239	$3	$10.45	$8.26 - $16.35
Q1 2024	915	$21	$14.41	$10.05 - $21.94