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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
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 JS
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Detailed Insider History for:
COLUMBIA BANKING SYSTEM INC: COLB
Price: 3/7/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$25.04 $32.85 $17.08 $5,250 210 1,494 5.8% 2.9% 94.84% 1.01%
Exch Sector Industry Sub-Industry
NasdaqGS Finance, Insurance, And Real Estate Depository Institutions State Commercial Banks
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
--
--
--
--
2
NIXON TORRAN B
VP
AS
$116,461
4,481
---
3/4/25
---
$25.99
104,869
-4.1
D
10b
3/5/25 - 6:10:58 pm
2
    
 
WHITE LISA M
CT
JS
$56,641
2,119
---
2/28/25
---
$26.73
29,045
-6.8
D
---
3/4/25 - 4:33:44 pm
3
    
 
OGNALL ANDREW H
HR
JS
$91,417
3,420
---
2/28/25
---
$26.73
74,268
-4.4
D
---
3/4/25 - 4:31:14 pm
4
    
 
NIXON TORRAN B
VP
JS
$188,901
7,067
---
2/28/25
---
$26.73
109,350
-6.1
D
---
3/4/25 - 4:22:22 pm
5
    
 
NAMDAR FRANK
O
JS
$74,176
2,775
---
2/28/25
---
$26.73
33,394
-7.7
D
---
3/4/25 - 4:18:53 pm
6
    
 
MOORE DEVINE DAVID
SO
JS
$22,426
839
---
2/28/25
---
$26.73
23,025
-3.5
D
---
3/4/25 - 4:15:21 pm
7
    
 
MERRYWELL CHRISTOPHER
VP
JS
$86,338
3,230
---
2/28/25
---
$26.73
43,392
-6.9
D
---
3/4/25 - 4:13:51 pm
8
    
 
FARNSWORTH RON L
CFO
JS
$160,460
6,003
---
2/28/25
---
$26.73
141,162
-4.1
D
---
3/4/25 - 4:10:16 pm
9
    
 
DOW LISA
O
JS
$34,348
1,285
---
2/28/25
---
$26.73
35,110
-3.5
D
---
3/4/25 - 4:06:26 pm
10
    
 
DEER AARON JAMES
O
JS
$24,538
918
---
2/28/25
---
$26.73
42,046
-2.1
D
---
3/4/25 - 4:04:03 pm
11
    
 
BARUFFI KUMI YAMAMOTO
GC,SEC
JS
$48,087
1,799
---
2/28/25
---
$26.73
54,263
-3.2
D
---
3/4/25 - 4:01:28 pm
12
    
 
ANDERSON DREW K
O
JS
$82,088
3,071
---
2/28/25
---
$26.73
23,342
-11.6
D
---
3/4/25 - 3:55:10 pm
13
    
 
O HAVER CORT L
CB,DIR
JS
$494,585
18,503
---
2/28/25
---
$26.73
390,824
-4.5
D
---
3/4/25 - 3:52:35 pm
14
    
 
STEIN CLINT
PR,CEO,DIR
JS
$261,660
9,789
---
2/28/25
---
$26.73
142,961
-6.4
D
---
3/4/25 - 3:46:38 pm
15
    
 
WHITE LISA M
CT
JB
$174,975
6,578
---
2/25/25
---
$26.60
31,164
26.8
D
---
2/26/25 - 4:42:40 pm
16
    
 
WHITE LISA M
CT
JS
$16,967
619
---
2/14/25
---
$27.41
24,586
-2.5
D
---
2/18/25 - 7:50:54 pm
17
    
 
STEIN CLINT
PR,CEO,DIR
JS
$158,841
5,795
---
2/14/25
---
$27.41
152,750
-3.7
D
---
2/18/25 - 7:48:44 pm
18
    
 
STEIN CLINT
PR,CEO,DIR
JB
$130,444
4,759
---
2/14/25
---
$27.41
158,545
3.1
D
---
2/18/25 - 7:48:44 pm
19
    
 
OGNALL ANDREW H
GC
JS
$36,647
1,337
---
2/14/25
---
$27.41
77,688
-1.7
D
---
2/18/25 - 7:42:57 pm
20
    
 
O HAVER CORT L
CB,DIR
JS
$162,925
5,944
---
2/14/25
---
$27.41
410,497
-1.4
D
---
2/18/25 - 7:40:26 pm
21
    
 
NIXON TORRAN B
VP
JS
$57,506
2,098
---
2/14/25
---
$27.41
116,417
-1.8
D
---
2/18/25 - 7:37:53 pm
22
    
 
NAMDAR FRANK
O
JS
$35,935
1,311
---
2/14/25
---
$27.41
36,169
-3.5
D
---
2/18/25 - 7:31:18 pm
23
    
 
FARNSWORTH RON L
CFO
JS
$61,398
2,240
---
2/14/25
---
$27.41
147,165
-1.5
D
---
2/18/25 - 7:21:25 pm
24
    
 
MOORE DEVINE DAVID
SO
JS
$24,888
908
---
2/14/25
---
$27.41
23,864
-3.7
D
---
2/18/25 - 7:08:57 pm
25
    
 
MOORE DEVINE DAVID
SO
JB
$27,136
990
---
2/14/25
---
$27.41
24,772
4.2
D
---
2/18/25 - 7:08:57 pm
26
    
 
MERRYWELL CHRISTOPHER
VP
JS
$64,825
2,365
---
2/14/25
---
$27.41
46,622
-4.8
D
---
2/18/25 - 7:07:22 pm
27
    
 
MERRYWELL CHRISTOPHER
VP
JB
$45,857
1,673
---
2/14/25
---
$27.41
48,987
3.5
D
---
2/18/25 - 7:07:22 pm
28
    
 
DOW LISA
O
JS
$27,492
1,003
---
2/14/25
---
$27.41
36,395
-2.7
D
---
2/18/25 - 7:02:21 pm
29
    
 
DOW LISA
O
JB
$25,245
921
---
2/14/25
---
$27.41
37,398
2.5
D
---
2/18/25 - 7:02:21 pm
30
    
 
DEER AARON JAMES
O
JS
$28,479
1,039
---
2/14/25
---
$27.41
42,964
-2.4
D
---
2/18/25 - 7:00:18 pm
31
    
 
DEER AARON JAMES
O
JB
$35,743
1,304
---
2/14/25
---
$27.41
44,003
3.1
D
---
2/18/25 - 7:00:18 pm
32
    
 
BARUFFI KUMI YAMAMOTO
GC,SEC
JS
$40,375
1,473
---
2/14/25
---
$27.41
56,062
-2.6
D
---
2/18/25 - 6:58:18 pm
33
    
 
BARUFFI KUMI YAMAMOTO
GC,SEC
JB
$27,739
1,012
---
2/14/25
---
$27.41
57,535
1.8
D
---
2/18/25 - 6:58:18 pm
34
    
 
ANDERSON DREW K
O
JS
$24,230
884
---
2/14/25
---
$27.41
26,413
-3.2
D
---
2/18/25 - 6:54:55 pm
35
    
 
STEIN CLINT
PR,CEO,DIR
JS
$335,680
12,428
---
1/1/25
---
$27.01
153,786
-7.5
D
---
1/3/25 - 1:19:33 pm
36
    
 
MOORE DEVINE DAVID
SO
JS
$38,921
1,441
---
1/1/25
---
$27.01
23,782
-5.7
D
---
1/3/25 - 1:15:58 pm
37
    
 
MERRYWELL CHRISTOPHER
VP
JS
$95,264
3,527
---
1/1/25
---
$27.01
47,314
-6.9
D
---
1/3/25 - 1:13:01 pm
38
    
 
DOW LISA
O
JS
$35,842
1,327
---
1/1/25
---
$27.01
36,477
-3.5
D
---
1/3/25 - 1:10:35 pm
39
    
 
DEER AARON JAMES
O
JS
$50,887
1,884
---
1/1/25
---
$27.01
42,699
-4.2
D
---
1/3/25 - 1:07:25 pm
40
    
 
BARUFFI KUMI YAMAMOTO
GC,SEC
JS
$39,462
1,461
---
1/1/25
---
$27.01
56,523
-2.5
D
---
1/3/25 - 1:03:42 pm
41
    
 
POPE MARIA M
DIR
JS
---
2,090
---
11/29/24
---
---
44,187
-4.5
D
---
12/2/24 - 2:08:15 pm
42
    
 
SCHULTZ JOHN F
DIR
JS
---
3,000
---
8/29/24
---
---
43,053
-6.5
D
---
9/4/24 - 8:53:09 pm
43
    
 
ANDERSON DREW K
O
JS
$10,616
576
---
6/21/24
---
$18.43
27,297
-2.1
D
---
6/24/24 - 4:00:43 pm
44
    
 
VARNADO ANDDRIA
DIR
JB
---
4,183
---
5/10/24
---
---
23,563
21.6
D
---
5/14/24 - 6:12:54 pm
45
    
 
TERRY HILLIARD C III
DIR
JB
---
4,183
---
5/10/24
---
---
48,183
9.5
D
---
5/14/24 - 6:10:50 pm
46
    
 
SEATON ELIZABETH WHITEHEAD
DIR
JB
---
4,183
---
5/10/24
---
---
29,184
16.7
D
---
5/14/24 - 6:07:46 pm
47
    
 
SCHULTZ JOHN F
DIR
JB
---
4,183
---
5/10/24
---
---
46,053
10.0
D
---
5/14/24 - 6:04:53 pm
48
    
 
POPE MARIA M
DIR
JB
---
4,183
---
5/10/24
---
---
46,277
9.9
D
---
5/14/24 - 5:59:35 pm
49
    
 
NUMATA S MAE FUJITA
DIR
JB
---
4,183
---
5/10/24
---
---
33,731
14.2
D
---
5/14/24 - 5:55:52 pm
50
    
 
MACHUCA LUIS
DIR
JB
---
4,183
---
5/10/24
---
---
22,622
22.7
D
---
5/14/24 - 5:40:33 pm
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