BIO RAD LABS INC

Ticker: BIO CUSIP: 090572207 Class: COM

Koss-Olinger Consulting, LLC's Holding History (CIK: 0001861163)

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

Q4 2025

Shares 3,488 Value ($000) $1,057 Avg Close $312.04 Range $280.61 - $343.12

Q3 2025

Shares 6,051 Value ($000) $1,460 Avg Close $272.13 Range $237.63 - $308.44

Q2 2025

Shares 6,060 Value ($000) $1,462 Avg Close $236.40 Range $211.43 - $260.00

Q1 2025

Shares 6,148 Value ($000) $1,497 Avg Close $300.83 Range $235.84 - $373.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,488	$1,057	$312.04	$280.61 - $343.12
Q3 2025	6,051	$1,460	$272.13	$237.63 - $308.44
Q2 2025	6,060	$1,462	$236.40	$211.43 - $260.00
Q1 2025	6,148	$1,497	$300.83	$235.84 - $373.69