NORTHERN TR CORP

Ticker: NTRS CUSIP: 665859104 Class: COM

OAK ASSOCIATES LTD /OH/'s Holding History (CIK: 0000836372)

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

Q4 2025

Shares 15,940 Value ($000) $2,177 Avg Close $130.74 Range $120.39 - $141.25

Q3 2025

Shares 15,940 Value ($000) $2 Avg Close $127.35 Range $117.54 - $134.67

Q2 2025

Shares 15,940 Value ($000) $2,021 Avg Close $100.50 Range $80.06 - $125.55

Q1 2025

Shares 15,931 Value ($000) $1,572 Avg Close $103.45 Range $93.23 - $111.60

Q4 2024

Shares 15,931 Value ($000) $1,633 Avg Close $99.01 Range $84.76 - $108.13

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,940	$2,177	$130.74	$120.39 - $141.25
Q3 2025	15,940	$2	$127.35	$117.54 - $134.67
Q2 2025	15,940	$2,021	$100.50	$80.06 - $125.55
Q1 2025	15,931	$1,572	$103.45	$93.23 - $111.60
Q4 2024	15,931	$1,633	$99.01	$84.76 - $108.13