Columbia Banking System, Inc. (COLB) SEC filings
COLB SEC filings moved a median of -0.04% by the close. COLB SEC filings — 10-K, 10-Q, 8-K and the rest — each read against the price at its own news timestamp. Back to the COLB overview →
86 measured COLB SEC filing events.
Where these COLB SEC filings landedvs 86 measured COLB SEC filing reactions
| Middle 50% of COLB SEC filing reactions | -1.11% to +0.98% |
|---|---|
| Median reaction (to close) | -0.04% |
| Measured reactions | 86 |
Point-in-time · zero look-ahead
Half of the 86 COLB SEC filing events with a measured close landed between -1.11% and +0.98%; 49% closed up.
| Date | Headline | Event | 5-min | To close |
|---|---|---|---|---|
| Form 8-K COLUMBIA BANKING SYSTEM, For: Sep 30 | SEC filing · Form 8-K | +0.25% | +1.09% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Aug 14 | SEC filing · Form 8-K | -0.34% | -1.07% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Jun 30 | SEC filing · Form 10-Q | -0.66% | -1.82% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jul 28 | SEC filing · Form 8-K | -0.82% | -0.73% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jul 23 | SEC filing · Form 8-K | +0.23% | +0.35% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jun 30 | SEC filing · Form 8-K | -0.48% | +1.15% | |
| Form 11-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 11-K | -0.22% | +0.09% | |
| Form 11-K/A COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 11-K | +0.81% | -2.37% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: May 14 | SEC filing · Form 8-K | -0.04% | +0.14% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: May 15 | SEC filing · Form 8-K | +0.07% | +0.26% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Mar 31 | SEC filing · Form 10-Q | +0.40% | +0.33% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Apr 23 | SEC filing · Form 8-K | +2.05% | +0.58% | |
| Form 11-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 11-K | +0.51% | +0.98% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Mar 31 | SEC filing · Form 8-K | -0.18% | +0.11% | |
| Form ARS COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form ARS | +0.51% | +0.98% | |
| Form DEF 14A COLUMBIA BANKING SYSTEM, For: May 14 | SEC filing · Form DEF | +0.51% | +0.98% | |
| Form DEFA14A COLUMBIA BANKING SYSTEM, | SEC filing · Form DEFA14A | +0.51% | +0.98% | |
| Form 10-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 10-K | -0.10% | -3.79% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Feb 13 | SEC filing · Form 8-K | -0.16% | -0.13% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jan 22 | SEC filing · Form 8-K | -3.35% | -6.84% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 8-K | +0.10% | -0.24% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Nov 19 | SEC filing · Form 8-K | +0.65% | +3.27% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Nov 14 | SEC filing · Form 8-K | +0.00% | +0.07% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Sep 30 | SEC filing · Form 10-Q | +0.28% | -0.60% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Oct 29 | SEC filing · Form 8-K | +0.34% | -0.11% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Oct 30 | SEC filing · Form 8-K | -0.16% | +4.32% | |
| Form 8-K/A COLUMBIA BANKING SYSTEM, For: Sep 02 | SEC filing · Form 8-K | +0.06% | -1.37% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Sep 02 | SEC filing · Form 8-K | +0.28% | +2.12% | |
| Form S-8 COLUMBIA BANKING SYSTEM, | SEC filing · Form S-8 | +0.28% | +2.12% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Aug 29 | SEC filing · Form 8-K | -0.02% | -1.69% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Aug 15 | SEC filing · Form 8-K | +0.10% | -0.60% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Jun 30 | SEC filing · Form 10-Q | -0.17% | -2.07% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Aug 06 | SEC filing · Form 8-K | -0.17% | -2.07% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jul 24 | SEC filing · Form 8-K | +0.87% | +3.29% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jul 21 | SEC filing · Form 8-K | +0.25% | +0.37% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jul 11 | SEC filing · Form 8-K | +0.36% | +0.89% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jun 30 | SEC filing · Form 8-K | +0.19% | +5.29% | |
| Form 11-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 11-K | -0.04% | -0.38% | |
| Form EFFECT COLUMBIA BANKING SYSTEM, | SEC filing · Form EFFECT | +0.76% | -1.12% | |
| Form S-4/A COLUMBIA BANKING SYSTEM, | SEC filing · Form S-4 | -0.09% | -1.27% | |
| Form S-4 COLUMBIA BANKING SYSTEM, | SEC filing · Form S-4 | +0.08% | -2.03% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: May 16 | SEC filing · Form 8-K | +0.04% | +0.32% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: May 15 | SEC filing · Form 8-K | +2.48% | +3.39% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Mar 31 | SEC filing · Form 10-Q | +0.19% | -0.51% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: May 05 | SEC filing · Form 8-K | +0.34% | -0.17% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Apr 23 | SEC filing · Form 8-K | -1.03% | -3.17% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Apr 23 | SEC filing · Form 8-K | -3.05% | +2.42% | |
| Form ARS COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form ARS | -0.10% | -0.24% | |
| Form DEF 14A COLUMBIA BANKING SYSTEM, For: May 15 | SEC filing · Form DEF | -0.10% | -0.24% | |
| Form DEFA14A COLUMBIA BANKING SYSTEM, | SEC filing · Form DEFA14A | -0.10% | -0.24% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Mar 30 | SEC filing · Form 8-K | -1.38% | -8.89% | |
| Form 11-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 11-K | -0.10% | -0.08% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Mar 31 | SEC filing · Form 8-K | +0.10% | -0.14% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Mar 27 | SEC filing · Form 8-K | +0.04% | -1.86% | |
| Form 10-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 10-K | -0.07% | -0.60% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Feb 14 | SEC filing · Form 8-K | -0.09% | -0.58% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jan 23 | SEC filing · Form 8-K | -1.22% | +0.61% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 8-K | -0.08% | +0.00% | |
| Form S-3ASR COLUMBIA BANKING SYSTEM, | SEC filing · Form S-3ASR | -0.18% | +0.30% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Nov 15 | SEC filing · Form 8-K | +0.18% | -1.23% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Sep 30 | SEC filing · Form 10-Q | +2.49% | +5.04% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Oct 24 | SEC filing · Form 8-K | +0.04% | +1.22% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Sep 30 | SEC filing · Form 8-K | -0.29% | -0.08% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Aug 12 | SEC filing · Form 8-K | -0.07% | +0.09% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Jun 30 | SEC filing · Form 10-Q | +0.38% | -2.41% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jul 25 | SEC filing · Form 8-K | +3.62% | +7.96% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jun 28 | SEC filing · Form 8-K | -0.13% | +0.73% | |
| Form 11-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 11-K | +0.21% | -1.59% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: May 13 | SEC filing · Form 8-K | +0.10% | +0.10% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: May 08 | SEC filing · Form 8-K | -0.39% | -1.23% | |
| Form S-8 COLUMBIA BANKING SYSTEM, | SEC filing · Form S-8 | -0.39% | -1.23% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Mar 31 | SEC filing · Form 10-Q | +0.20% | +1.91% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Apr 25 | SEC filing · Form 8-K | +1.06% | -3.39% | |
| Form DEFA14A COLUMBIA BANKING SYSTEM, | SEC filing · Form DEFA14A | +1.01% | +1.43% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Apr 01 | SEC filing · Form 8-K | -0.05% | -0.42% | |
| Form ARS COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form ARS | +0.79% | +1.52% | |
| Form DEF 14A COLUMBIA BANKING SYSTEM, For: May 08 | SEC filing · Form DEF | +0.79% | +1.52% | |
| Form DEFA14A COLUMBIA BANKING SYSTEM, | SEC filing · Form DEFA14A | +0.79% | +1.52% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Mar 04 | SEC filing · Form 8-K | -0.82% | +2.89% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Mar 04 | SEC filing · Form 8-K | -0.82% | +2.89% | |
| Form 10-K COLUMBIA BANKING SYSTEM, For: Dec 31 | SEC filing · Form 10-K | -0.06% | +0.06% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Feb 09 | SEC filing · Form 8-K | -0.19% | +0.13% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Jan 24 | SEC filing · Form 8-K | +5.18% | -2.46% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Dec 29 | SEC filing · Form 8-K | +0.04% | -0.91% | |
| Form 8-K COLUMBIA BANKING SYSTEM, For: Nov 13 | SEC filing · Form 8-K | -0.12% | -0.34% | |
| Form 10-Q COLUMBIA BANKING SYSTEM, For: Sep 30 | SEC filing · Form 10-Q | -0.67% | -1.79% |
Keep exploring
More COLB: earnings → · analyst actions → · COLB overview →
Other Financial Services names and their SEC filings
| Ticker | Events | Median 30-min | % positive |
|---|---|---|---|
| Blue Ridge Bankshares, Inc. (BRBS) | 443 | 0.00% | 40% |
| LEGACYTEXAS FINANCIAL GROUP INC (LTXB) | 443 | -0.05% | 47% |
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| KCAP FINANCIAL (KCAP) | 432 | +0.09% | 51% |
Same sector, same measurement: percent move vs. the price at the news timestamp, read at 30 minutes. Sample sizes differ, so the medians are comparable but the confidence behind them is not. These are each name’s all-news baseline, not its SEC filings — that is what the link opens.