BankFinancial CORP (BFIN) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: January 06, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 0.01% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
12M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

BFIN currently has 12.5M outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 0.01% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Jan 06, 2026

POS AM filing: This is a Post-Effective Amendment No. 1 to a prior registration statement filed by BankFinancial Corporation to terminate all offerings under the prior registration statement and to deregister any and all shares of the company's common stock registered but unsold as of the date hereof.

12M 0
Oct 30, 2025

10-Q filing | 12.5M shares outstanding

12M 0
Aug 06, 2025

10-Q filing | 12.5M shares outstanding

12M 0
Apr 25, 2025

10-Q filing | 12.5M shares outstanding

12M 0
Mar 24, 2025

10-K filing | 12.5M shares outstanding

12M 0
Nov 05, 2024

10-Q filing | 12.5M shares outstanding

12M 0
Nov 01, 2024

8-K filing: BankFinancial Corporation extended the expiration date of its share repurchase authorization from December 15, 2024, to June 16, 2025, with 182,193 shares remaining authorized for purchase as of October 31, 2024.

12M 0
Jul 31, 2024

10-Q filing | 12.5M shares outstanding

12M 0
May 09, 2024

10-Q filing | 12.5M shares outstanding

12M 0
Mar 01, 2024

10-K filing | 12.6M shares outstanding

13M 0
Dec 15, 2023

8-K filing: BankFinancial Corporation extended its share repurchase authorization until December 15, 2024, and increased the total number of shares authorized for repurchase by 200,000 shares, resulting in a total of 213,625 shares authorized for repurchase as of December 14, 2023.

13M 0
Oct 30, 2023

10-Q filing | 12.6M shares outstanding

13M 0
Jul 28, 2023

10-Q filing | 12.7M shares outstanding

13M 0
May 02, 2023

10-Q filing | 12.7M shares outstanding

13M 0
Apr 28, 2023

8-K filing: BankFinancial Corporation extended the expiration date of its share repurchase authorization from July 15, 2023, to January 15, 2024, with 215,508 shares remaining authorized for purchase as of April 27, 2023.

13M 0
Mar 09, 2023

10-K filing | 13.1M shares outstanding

13M 0
Jan 27, 2023

8-K filing: BankFinancial Corporation extended its share repurchase authorization to July 15, 2023, and increased the total number of shares authorized for repurchase by 125,000 shares, bringing the total to 264,112 shares.

13M 0
Oct 28, 2022

10-Q filing | 13.1M shares outstanding

13M 0
Oct 28, 2022

8-K filing: BankFinancial Corporation extended the expiration date of its share repurchase authorization to April 28, 2023, and increased the total number of shares authorized for repurchase to 318,689 shares.

13M 0
Jul 29, 2022

10-Q filing | 13.2M shares outstanding

13M 0
Jul 29, 2022

8-K filing: BankFinancial Corporation extended its share repurchase authorization to February 28, 2023, and increased the total number of shares authorized for repurchase to 250,000 shares.

13M 0
May 03, 2022

10-Q filing | 13.2M shares outstanding

13M 0
Apr 29, 2022

8-K filing: BankFinancial Corporation extended the expiration date of its share repurchase authorization from May 15, 2022, to November 15, 2022, with 192,984 shares remaining authorized for purchase as of April 28, 2022.

13M 0
Mar 01, 2022

10-K filing | 13.2M shares outstanding

13M 0
Oct 29, 2021

10-Q filing | 13.3M shares outstanding

13M 0
Oct 29, 2021

8-K filing: BankFinancial Corporation extended its share repurchase authorization from November 15, 2021, to May 15, 2022, and increased the total number of shares authorized for repurchase by 200,000 shares, resulting in a total of 292,222 shares authorized for repurchase as of October 28, 2021.

14M 0
Jul 30, 2021

10-Q filing | 13.8M shares outstanding

14M 0
Jun 24, 2021

8-K filing: On June 24, 2021, BankFinancial Corporation increased the total number of shares authorized for repurchase under the Share Repurchase Program by 900,000 shares, resulting in a total of 999,661 shares authorized for repurchase.

15M 0
Apr 30, 2021

10-Q filing | 14.6M shares outstanding

15M 0
Apr 19, 2021

8-K filing: BankFinancial Corporation extended its share repurchase authorization to November 15, 2021, increasing the total authorized shares from 6,210,755 to 6,460,755, an increase of 250,000 shares.

6.5M 0
Feb 25, 2021

10-K filing | 14.7M shares outstanding

15M 0
Oct 29, 2020

8-K filing: BankFinancial Corporation extended its share repurchase authorization to April 30, 2021, and increased the total number of shares authorized for repurchase by 400,000 shares, resulting in a new total of 6,210,755 shares authorized.

15M 0
Oct 28, 2020

10-Q filing | 14.8M shares outstanding

15M 0
Jul 29, 2020

10-Q filing | 14.8M shares outstanding

15M 0
Apr 21, 2020

10-Q filing | 16.2M shares outstanding

16M 0
Mar 05, 2020

10-K filing | 15.2M shares outstanding

15M 0
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