InsiderClue
Stocks · Financials · State Commercial Banks

COLUMBIA BANKING SYSTEM, INC.

COLB Clue Score53
United States Fiscal year ends December CIK 0000887343 Results filed 22 Oct 2026
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What the insiders did Net buying

Individual transactions

78
Insider
Date
Role
Action
Shares
Price
Amount
Aaron James Deer
30 Jun 2026
EVP Chief Strategy/Innov Offcr
Buy
886
$25.37
$22.48K
Elizabeth Whitehead Seaton
6 Feb 2024
Director
Buy
2,685
$18.48
$49.62K
Aaron James Deer
1 Feb 2024
Chief Strategy/Innovation Offc
Buy
2,000
$19.32
$38.65K
Randal Lee Lund
1 Feb 2024
Director
Buy
1,000
$19.29
$19.29K
Torran B Nixon
31 Jan 2024
Senior Executive VP
Buy
3,650
$20.49
$74.80K
Luis Machuca
31 Jan 2024
Director
Buy
4,889
$20.58
$100.64K
Mark A Finkelstein
30 Jan 2024
Director
Buy
3,592
$20.87
$74.97K
S Mae Fujita Numata
30 Jan 2024
Director
Buy
400
$21.09
$8.43K
S Mae Fujita Numata
30 Jan 2024
Director
Buy
1,000
$21.09
$21.09K
S Mae Fujita Numata
30 Jan 2024
Director
Buy
1,000
$21.09
$21.09K
Clint Stein
30 Jan 2024
President, CEO
Buy
100
$20.96
$2.10K
Clint Stein
30 Jan 2024
President, CEO
Buy
7,890
$20.96
$165.37K
Clint Stein
30 Jan 2024
President, CEO
Buy
1,510
$20.96
$31.64K
Christopher Merrywell
30 Jan 2024
Senior Executive VP
Buy
5,000
$21.09
$105.45K
Craig D Eerkes
30 Jan 2024
Director
Buy
3
$20.93
$62.78
Craig D Eerkes
30 Jan 2024
Director
Buy
38
$20.88
$793.44
Craig D Eerkes
30 Jan 2024
Director
Buy
100
$20.88
$2.09K
Craig D Eerkes
30 Jan 2024
Director
Buy
2,000
$20.82
$41.64K
John F Schultz
29 Jan 2024
Director
Buy
8,559
$20.40
$174.56K
Ron L Farnsworth
29 Jan 2024
Chief Financial Officer
Buy
2,500
$20.71
$51.78K
Eric Forrest
29 Jan 2024
Director
Buy
4,750
$20.89
$99.24K
Aaron James Deer
30 Jun 2023
Chief Strategy/Innovation Offc
Buy
854
$18.25
$15.59K
Kumi Yamamoto Baruffi
30 Jun 2023
General Counsel, Corporate Sec
Buy
854
$18.25
$15.59K
Craig D Eerkes
24 May 2023
Director
Buy
2,381
$21.01
$50.02K
David C Lawson
30 Dec 2022
EVP Chief H.R. Officer
Buy
264
$26.84
$7.09K
Kumi Yamamoto Baruffi
30 Dec 2022
EVP General Counsel
Buy
232
$26.84
$6.23K
Aaron James Deer
30 Jun 2022
EVP Chief Financial Officer
Buy
748
$25.79
$19.29K
Kumi Yamamoto Baruffi
30 Jun 2022
EVP and General Counsel
Buy
446
$25.79
$11.50K
David C Lawson
30 Jun 2022
EVP & Chief H.R. Officer
Buy
271
$25.79
$6.99K
Craig D Eerkes
10 Jun 2022
Director
Buy
1,694
$28.52
$48.31K
Aaron James Deer
2 May 2022
EVP Chief Financial Officer
Buy
3,000
$28.00
$84.00K
Aaron James Deer
24 Feb 2022
EVP Chief Financial Officer
Buy
3,000
$33.45
$100.36K
Kumi Yamamoto Baruffi
4 Jan 2022
EVP and General Counsel
Buy
186
$29.45
$5.48K
David C Lawson
4 Jan 2022
EVP & Chief H.R. Officer
Buy
116
$29.45
$3.42K
Tom Hulbert
26 Nov 2021
Director
Buy
3,400
$32.24
$109.62K
Tom Hulbert
26 Nov 2021
Director
Buy
1,206
$32.23
$38.87K
Tom Hulbert
26 Nov 2021
Director
Buy
696
$32.22
$22.43K
Tom Hulbert
26 Nov 2021
Director
Buy
796
$32.21
$25.64K
Tom Hulbert
26 Nov 2021
Director
Buy
2,366
$32.20
$76.19K
Tom Hulbert
26 Nov 2021
Director
Buy
133
$32.19
$4.28K
Tom Hulbert
26 Nov 2021
Director
Buy
1,153
$32.18
$37.10K
Tom Hulbert
26 Nov 2021
Director
Buy
100
$32.17
$3.22K
Tom Hulbert
26 Nov 2021
Director
Buy
589
$32.16
$18.94K
Tom Hulbert
26 Nov 2021
Director
Buy
472
$32.15
$15.17K
Tom Hulbert
26 Nov 2021
Director
Buy
100
$32.14
$3.21K
Tom Hulbert
26 Nov 2021
Director
Buy
62
$32.13
$1.99K
Kumi Yamamoto Baruffi
6 Jul 2021
EVP and General Counsel
Buy
304
$31.64
$9.62K
Aaron James Deer
6 Jul 2021
EVP Chief Financial Officer
Buy
711
$31.64
$22.50K
David C Lawson
6 Jul 2021
EVP & Chief H.R. Officer
Buy
190
$31.64
$6.01K
Aaron James Deer
15 Feb 2021
EVP Chief Financial Officer
Buy
935
$24.06
$22.50K
Kumi Yamamoto Baruffi
7 Jan 2021
EVP and General Counsel
Buy
219
$24.06
$5.27K
David C Lawson
7 Jan 2021
EVP & Chief H.R. Officer
Buy
137
$24.06
$3.30K
Clint Stein
7 Jan 2021
President, CEO & Director
Buy
179
$24.06
$4.31K
David C Lawson
2 Jul 2020
EVP & Chief H.R. Officer
Buy
220
$25.51
$5.61K
Clint Stein
2 Jul 2020
President, CEO & Director
Buy
250
$25.51
$6.38K
Kumi Yamamoto Baruffi
2 Jul 2020
EVP and General Counsel
Buy
337
$25.51
$8.60K
Tom Hulbert
12 May 2020
Director
Buy
4,000
$21.97
$87.88K
Tom Hulbert
11 May 2020
Director
Buy
175
$23.09
$4.04K
Tom Hulbert
11 May 2020
Director
Buy
825
$23.08
$19.04K
Craig D Eerkes
7 May 2020
Director
Buy
1,000
$22.93
$22.93K
Craig D Eerkes
10 Mar 2020
Director
Buy
1,000
$28.27
$28.27K
Kumi Yamamoto Baruffi
3 Jan 2020
EVP and General Counsel
Buy
137
$32.81
$4.49K
David C Lawson
3 Jan 2020
EVP & Chief H.R. Officer
Buy
92
$32.81
$3.02K
Clint Stein
3 Jan 2020
President, CEO & Director
Buy
68
$32.81
$2.23K
Kumi Yamamoto Baruffi
1 Jul 2019
EVP and General Counsel
Buy
259
$32.56
$8.43K
David C Lawson
1 Jul 2019
EVP & Chief H.R. Officer
Buy
173
$32.56
$5.63K
Clint Stein
1 Jul 2019
EVP, COO
Buy
143
$32.56
$4.66K
Kumi Yamamoto Baruffi
2 Jan 2019
EVP and General Counsel
Buy
210
$32.66
$6.86K
David C Lawson
2 Jan 2019
EVP & Chief H.R. Officer
Buy
89
$32.66
$2.91K
Clint Stein
2 Jan 2019
EVP, COO
Buy
66
$32.66
$2.16K
Kumi Yamamoto Baruffi
5 Jul 2018
EVP and General Counsel
Buy
374
$36.81
$13.77K
David C Lawson
5 Jul 2018
EVP & Chief H.R. Officer
Buy
157
$36.81
$5.78K
Andy McDonald
5 Jul 2018
EVP & CCO
Buy
276
$36.81
$10.16K
Clint Stein
5 Jul 2018
EVP, COO & CFO
Buy
117
$36.81
$4.31K
Andy McDonald
8 Jan 2018
EVP & CCO
Buy
132
$36.63
$4.84K
Clint Stein
8 Jan 2018
EVP, COO & CFO
Buy
54
$36.63
$1.98K
Kumi Yamamoto Baruffi
8 Jan 2018
EVP and General Counsel
Buy
174
$36.63
$6.37K
David C Lawson
8 Jan 2018
EVP & Chief H.R. Officer
Buy
76
$36.63
$2.78K
Show all 124 transactions →

What was left out

Form 4 filings counted 660
Amendments (4/A) skipped 23
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 3
Sales straight out of an exercise 2
Sales at will 31
Transactions with no price 0
Shares from compensation/vesting 2,551,938
Sales filed before the plan box existed 21
History held since 12 Dec 2006