MAGNERA CORP

Ticker: MAGN CUSIP: 55939A107 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2025

Shares 1,968 Value ($000) $30 Avg Close $11.59 Range $7.82 - $15.52

Q3 2025

Shares 32,330 Value ($000) $379 Avg Close $12.42 Range $10.33 - $14.16

Q2 2025

Shares 32,329 Value ($000) $391 Avg Close $13.76 Range $11.43 - $18.61

Q1 2025

Shares 30,252 Value ($000) $549 Avg Close $19.44 Range $16.75 - $23.19

Q4 2024

Shares 30,252 Value ($000) $550 Avg Close $20.46 Range $17.09 - $26.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,968	$30	$11.59	$7.82 - $15.52
Q3 2025	32,330	$379	$12.42	$10.33 - $14.16
Q2 2025	32,329	$391	$13.76	$11.43 - $18.61
Q1 2025	30,252	$549	$19.44	$16.75 - $23.19
Q4 2024	30,252	$550	$20.46	$17.09 - $26.78