Banner : Acquisition of Pacific Financial Corporation

BANR

Published on 04/30/2026 at 08:06 pm EDT

A c quisition of Pac i f i c F inanc i a l C orporation

A p r i l 3 0 , 2 0 2 6

Since 1890

Important Information

Additional Information and Where to Find It

Banner will file a registration statement on Form S-4 with the SEC in connection with the proposed transaction. The registration statement will include a proxy statement of Pacific Financial that also constitutes a prospectus of Banner. After the registration statement is declared effective by the SEC, Pacific Financial will mail a definitive proxy statement/prospectus to its shareholders.

Before making any voting decision, the shareholders of Pacific Financial are advised to read the proxy statement/prospectus when it becomes available because it will contain important information about Banner, Pacific Financial, the merger agreement and the merger. When filed, this document and other documents relating to the merger filed by Banner can be obtained free of charge from the SEC's website at https://www.sec.gov. These documents also can be obtained free of charge through Banner's investor relations website at https://investor.bannerbank.com by clicking on "SEC Filings" under the "Financials" tab. Alternatively, these documents, when available, can be obtained free of charge from Banner upon written request to Banner Corporation, Attn: Investor Relations, 10 South First Avenue, Walla Walla, Washington 99362 or by calling (509) 527-3636. The contents of the websites referenced above are not deemed to be incorporated by reference into the registration statement or the proxy statement/prospectus.

Participants in the Solicitation

This communication does not constitute a solicitation of proxy, an offer to sell or a solicitation of an offer to sell any securities. Banner, Pacific Financial, and certain of their directors, executive officers and other members of management and employees may be deemed to be participants in the solicitation of proxies from the shareholders of Pacific Financial in connection with the proposed merger under SEC rules. Information about the directors and executive officers of Banner and Pacific Financial will be included in the proxy statement/prospectus for the proposed transaction filed with the SEC. These documents (when available) may be obtained free of charge in the manner described above under "Additional Information and Where to Find It."

Information about such directors and executive officers of Banner and their direct or indirect interests, by security holdings or otherwise, can be found in Banner's proxy statement in connection with its 2026 annual meeting of shareholders, as filed with the SEC on April 6, 2026, and other documents subsequently filed by Banner with the SEC. To the extent holdings of common stock by its directors or executive

officers have changed since the amounts set forth in Banner's proxy statement for its 2026 annual meeting of shareholders, such changes have been or will be reflected in filings with the SEC on Forms 3, 4, and 5. These documents can be obtained free of charge in the manner described above under "Additional Information and Where to Find It."

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In-Market Transaction of Attractive Deposit

Franchise with Low Execution Risk

Attractive Deposit Franchise

Positive Financial Impact

Adds ~$1.1bn deposits in core Washington / Oregon markets

Granular deposit franchise with 38% non-interest bearing and a 1.03% cost of deposits (0.70% excl. time)

Strong liquidity position - 68% loans / deposits - provides additional upside to drive growth

In-market transaction with identified cost savings opportunities

Successful history of operating in Washington & Oregon with 21 client service locations (15 full-service branches and 6 commercial banking centers)

Conservative balance sheet with commercially focused loan portfolio

Operates in diverse industry lines similar to Banner's super community banking model

Plan for retention of selected leadership post-close supports continuity and integration

Disciplined pricing

~3.2% EPS accretion with fully phased-in cost savings

Limited TBV dilution with <3 year earnback

Attractive use of capital with >25% IRR; neutral to CET1 capital ratio

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Pacific Financial Corporation Overview

Pacific Financial Corporation ("PFLC") was formed in 1997 as the holding company for

Bank of the Pacific, founded in 1971 and headquartered in Aberdeen, Washington

#1 community bank by deposit share in Pacific and Wahkiakum counties within its core

Washington footprint(1)

Low-cost, relationship-driven funding base, with 38% non-interest-bearing deposits and a 1.03% cost of deposits(2)

CEO Denise Portmann, who brings over two decades of leadership experience at Pacific, is expected to continue as part of the Banner team

Key Franchise / Financial Highlights

Franchise & Market Data

CEO Denise J. Portmann

HQ Aberdeen, WA

Branches 15

Profitability (Q1'26) (2)

ROAA 0.97%

Loan Composition (2)

3/31/2026

Deposit Composition (2)

NIM 4.04%

3/31/2026

Commercial and

C&D

Farmland

Time Deposits

Efficiency Ratio 73.9%

Agricultural

4%

Multi-

Non-Interest-

Balance Sheet, Capital and Asset Quality (Q1'26) (2)

Resi 1-4 family

14%

6%

14%

4%

11%

24%

family

Savings

Account

10%

13%

38%

Bearing

(dollars in millions)

Assets $1,291

Gross Loans $771

Consumer

23%

CRE

Owner Occupied

Money

28%

11%

Deposits $1,139

CRE Non-Owner Occupied

Market

Interest-Bearing

CET1

(3

16.2%

NPA / Assets

0.05%

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Demand )

Loan Yield: 5.89%

Cost of Deposits: 1.03%

Source: S&P Capital IQ Pro. Community banks defined as banks with total assets <$65bn. Deposit market share data as of 6/30/2025.

Deposit, loan and financial data from PFLC as of 3/31/2026.

Bank level.

Attractive Deposit Franchise That Adds

Complementary Washington Coast Density

BANR

PFLC

1.03%

(1)

Cost of Deposits Incl. Time

0.70%

(1)

Cost of Deposits Excl. Time

38.0%

(1)

Non-Interest Bearing Deposits

13%

(2)

Upcycle Beta

$2.8k(1)

Median Account Balance

No Borrowings or

Wholesale Deposits

BANR PFLC

Presence in Attractive Markets Granular, Low-Cost & In-Market Deposit Franchise

8.0%

NIB Deposit Growth in 2025

$36.6k(1)

Average Account Balance

(3)

Review of Last Hike Cycle; Valuable Low Beta Deposits

5.50%

0.25%

0.08%

0.75%

Q3'21 Q4'21 Q1'22 Q2'22 Q3'22 Q4'22 Q1'23 Q2'23 Q3'23 Q4'23

Fed-Funds Rate (Top End) PFLC Cost of Deposits

Financial Data as of 3/31/2026 from PFLC.

Upcycle beta calculated over the time period from 9/30/2021 to 12/31/2023 per

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PFLC earnings releases and Federal Reserve Bank of St. Louis (FRED).

Federal Funds Rate data per the Federal Reserve Bank of St. Louis (FRED).

Key Transaction Assumptions

Consideration & Deal Value

Cost Savings & Earnings Adjustments

Key Merger Assumptions

Excluding cash-out of PFLC options outstanding at closing. 7

Based upon BANR closing price of $66.25 on 4/29/2026 and 10,144,298 PFLC fully diluted shares outstanding.

Attractive Financial Impact

Disciplined Pricing Resulting in…

1.54x

6.0%

6.3x

…Attractive Financial Impact

3.2%

~(2.0%)

2.8 Yrs

>25%

7%

Attractive Proforma Franchise

Proforma Loan Mix (1)

Resi 1-4

Family

Consumer

7%

13%

Agricultural

Commercial

37% RE

3%

Total Loans: $12.5bn

20%

Commercial

6%

14%

C&D

Multi-

family

Proforma Deposit Mix (1)

Non-

interest bearing 33%

Interest-bearing

18%

demand

Total Deposits: $15.0bn

11%

Money

market

11%

Time

Deposits

(CDs)

27%

Savings

1. Financial Data as of 3/31/2026. 8

Key Takeaways

Strengthens Banner's franchise in attractive Washington and Oregon markets, adding

strong local relationships and a well-established community banking presence

Compelling financial profile with near-term earnings uplift, driven by Pacific Financial's

low funding costs, strong core deposit mix, and cost synergies

High strategic and cultural alignment enabling a straightforward integration with low

execution risk, retaining Banner's optionality to explore additional attractive opportunities

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Disclaimer

Banner Corporation published this content on April 30, 2026, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on April 30, 2026 at 23:46 UTC.