MICROSOFT CORP

Ticker: MSFT CUSIP: 594918104 Class: Common Stock

Columbia Bank's Holding History (CIK: 0002017259)

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

Q4 2025

Shares 41,472 Value ($000) $20,057 Avg Close $500.58 Range $464.89 - $552.69

Q3 2025

Shares 42,013 Value ($000) $21,571 Avg Close $508.71 Range $486.99 - $553.50

Q2 2025

Shares 41,461 Value ($000) $20,590 Avg Close $432.38 Range $342.95 - $499.00

Q1 2025

Shares 39,340 Value ($000) $14,768 Avg Close $405.08 Range $365.28 - $445.10

Q4 2024

Shares 38,420 Value ($000) $15,970 Avg Close $422.35 Range $401.80 - $452.82

Q3 2024

Shares 35,369 Value ($000) $15,219 Avg Close $423.10 Range $381.30 - $463.16

Q2 2024

Shares 34,614 Value ($000) $15,471 Avg Close $417.26 Range $383.04 - $451.11

Q1 2024

Shares 33,753 Value ($000) $14,201 Avg Close $399.26 Range $361.12 - $425.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	41,472	$20,057	$500.58	$464.89 - $552.69
Q3 2025	42,013	$21,571	$508.71	$486.99 - $553.50
Q2 2025	41,461	$20,590	$432.38	$342.95 - $499.00
Q1 2025	39,340	$14,768	$405.08	$365.28 - $445.10
Q4 2024	38,420	$15,970	$422.35	$401.80 - $452.82
Q3 2024	35,369	$15,219	$423.10	$381.30 - $463.16
Q2 2024	34,614	$15,471	$417.26	$383.04 - $451.11
Q1 2024	33,753	$14,201	$399.26	$361.12 - $425.28