MAGNITE INC

Ticker: MGNI CUSIP: 55955D100 Class: Common Stock

IMC-Chicago, LLC's Holding History (CIK: 0001452861)

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

Q4 2025

Shares 133,096 Value ($000) $2,160 Avg Close $16.60 Range $13.07 - $22.14

Q1 2025

Shares 39,631 Value ($000) $452 Avg Close $15.94 Range $10.86 - $21.29

Q4 2024

Shares 76,410 Value ($000) $1,216 Avg Close $14.67 Range $11.34 - $18.38

Q3 2024

Shares 74,093 Value ($000) $1,026 Avg Close $13.63 Range $10.36 - $15.92

Q2 2024

Shares 86,036 Value ($000) $1,143 Avg Close $10.93 Range $8.38 - $14.02

Q1 2024

Shares 27,321 Value ($000) $294 Avg Close $9.99 Range $8.40 - $12.40

Q4 2023

Shares 30,271 Value ($000) $283 Avg Close $7.90 Range $6.28 - $10.07

Q3 2023

Shares 27,153 Value ($000) $205 Avg Close $10.78 Range $7.23 - $15.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	133,096	$2,160	$16.60	$13.07 - $22.14
Q1 2025	39,631	$452	$15.94	$10.86 - $21.29
Q4 2024	76,410	$1,216	$14.67	$11.34 - $18.38
Q3 2024	74,093	$1,026	$13.63	$10.36 - $15.92
Q2 2024	86,036	$1,143	$10.93	$8.38 - $14.02
Q1 2024	27,321	$294	$9.99	$8.40 - $12.40
Q4 2023	30,271	$283	$7.90	$6.28 - $10.07
Q3 2023	27,153	$205	$10.78	$7.23 - $15.73