COMMUNITY BK SYS INC

Ticker: CBU CUSIP: 203607106 Class: Common Stock

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q4 2025

Shares 102 Value ($000) $6 Avg Close $57.17 Range $53.05 - $61.21

Q3 2025

Shares 204 Value ($000) $12 Avg Close $57.09 Range $50.32 - $61.97

Q2 2025

Shares 68 Value ($000) $4 Avg Close $54.28 Range $48.28 - $58.12

Q1 2025

Shares 119 Value ($000) $7 Avg Close $60.09 Range $54.22 - $65.96

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	102	$6	$57.17	$53.05 - $61.21
Q3 2025	204	$12	$57.09	$50.32 - $61.97
Q2 2025	68	$4	$54.28	$48.28 - $58.12
Q1 2025	119	$7	$60.09	$54.22 - $65.96