BioCardia, Inc. (BCDA) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 15, 2026

Risk Assessment Details

Potential Dilution: 85.24% of current shares
Recent Dilution: 252.97% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
11M
Potential Supply
9.2M
Additional shares possible
Splits
None
Past 2 years

Summary

BCDA currently has 10.8M outstanding shares. with significant dilution risk as 9.22M authorized shares could dilute existing holders by 85.2%. The company has significantly diluted shareholders by 252.97% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 15, 2026

10-Q filing | 10.8M shares outstanding

11M 9.2M
Mar 24, 2026

10-K filing | 10.9M shares outstanding

11M 9.2M
Nov 12, 2025

10-Q filing | 10.6M shares outstanding

11M 9.2M
Jul 09, 2025

S-3 filing: This is an S-3 filing for BioCardia, Inc. where selling securityholders may offer or sell up to 549,392 shares of common stock, consisting of 274,696 shares of common stock and 274,696 shares of common stock issuable upon exercise of warrants.

5.2M 9.2M
May 14, 2025

10-Q filing | 5.2M shares outstanding

5.2M 8.7M
Apr 30, 2025

S-3 filing: BioCardia, Inc. is offering 813,636 shares of common stock through selling securityholders, consisting of 406,818 shares of common stock and 406,818 shares of common stock issuable upon exercise of warrants.

4.7M 8.7M
Mar 26, 2025

10-K filing | 4.7M shares outstanding

4.7M 7.9M
Nov 13, 2024

10-Q filing | 4.6M shares outstanding

4.6M 7.9M
Sep 03, 2024

8-K filing: BioCardia, Inc. completed a registered offering on September 3, 2024, issuing 1,377,990 shares of common stock and pre-funded warrants to purchase up to 1,022,010 shares of common stock, with net proceeds to the company expected to be $6.3 million. ($7.2M proceeds)

2.1M 7.9M
Aug 29, 2024

S-1/A filing: This S-1/A filing registers the offer and sale of up to 2,439,024 shares of common stock, pre-funded warrants to purchase up to 2,439,024 shares of common stock, and warrants to purchase up to 2,439,024 shares of common stock, along with the shares issuable upon exercise of the pre-funded warrants and warrants.

2.1M 7.9M
Aug 13, 2024

10-Q filing | 2.1M shares outstanding

2.1M 540K
Aug 09, 2024

S-1 filing: The company is offering common stock, pre-funded warrants, and common warrants in a best efforts offering, with the intention to use the net proceeds from this offering for working capital and general corporate purposes.

2.1M 540K
Jun 10, 2024

8-K filing: BioCardia, Inc. sold 335,112 shares of its common stock for gross proceeds of approximately $1.85 million between April 1, 2024 and June 10, 2024 under its At The Market Offering Agreement. ($1.85M proceeds)

1.8M 540K
May 30, 2024
Stock Split

8-K filing: Stock split 1-for-15 | Outstanding: 25,133,093 → 1,825,506

1.8M 540K
May 14, 2024

10-Q filing | 25.1M shares outstanding

25M 8M
Mar 27, 2024

10-K filing | 26.7M shares outstanding

27M 8M
Feb 14, 2024

S-3 filing: BioCardia, Inc. is offering 3,019,466 shares of common stock through selling securityholders, consisting of 2,012,978 shares of common stock and 1,006,488 shares of common stock issuable upon exercise of warrants.

22M 8M
Feb 09, 2024

8-K filing: BioCardia, Inc. entered into a Securities Purchase and Registration Rights Agreement for a private placement, selling 2,012,978 shares of common stock at $0.4331 per share (with Dr. Altman paying $0.4625) and warrants to purchase 1,006,488 shares, expecting gross proceeds of approximately $875,000, with the closing expected on February 13, 2024. ($0.88M proceeds)

22M 5M
Nov 16, 2023

8-K filing: BioCardia, Inc. entered into a securities purchase agreement to sell 2,000,000 shares of common stock at $0.65 per share in a registered direct offering, with gross proceeds of approximately $1.3 million, expected to close around November 20, 2023. ($1.3M proceeds)

22M 5M
Nov 08, 2023

10-Q filing | 21.6M shares outstanding

22M 5M
Oct 19, 2023

S-3 filing: BioCardia, Inc. may offer or sell common stock, preferred stock, depositary shares, debt securities, warrants, subscription rights, purchase contracts and units in one or more offerings up to an aggregate amount of $50,000,000.

18M 5M
Aug 09, 2023

10-Q filing | 20.4M shares outstanding

20M 5M
Jun 21, 2023

8-K filing: BioCardia, Inc. entered into a securities purchase agreement to sell 1,133,141 shares of common stock in a registered direct offering at $2.336 per share, with gross proceeds of approximately $2.6 million. ($2.6M proceeds)

20M 5M
May 10, 2023

10-Q filing | 20.2M shares outstanding

20M 5M
Mar 29, 2023

10-K filing | 20.2M shares outstanding

20M 5M
Dec 19, 2022

S-3 filing: BioCardia, Inc. is filing an S-3 to register the offering of 2,122,017 shares of common stock by selling securityholders.

18M 5M
Nov 09, 2022

10-Q filing | 17.8M shares outstanding

18M 2.9M
Aug 10, 2022

10-Q filing | 17.7M shares outstanding

18M 2.9M
May 11, 2022

10-Q filing | 17.1M shares outstanding

17M 2.9M
Mar 29, 2022

10-K filing | 16.9M shares outstanding

17M 2.9M
Nov 10, 2021

10-Q filing | 16.9M shares outstanding

17M 2.9M
Aug 12, 2021

10-Q filing | 16.9M shares outstanding

17M 2.9M
May 13, 2021

10-Q filing | 16.8M shares outstanding

17M 2.9M
Mar 30, 2021

10-K filing | 16.3M shares outstanding

16M 2.9M
Dec 16, 2020

8-K filing: BioCardia, Inc. entered into a securities purchase agreement to sell 2,038,836 shares of common stock at $5.15 per share in a registered direct offering, resulting in gross proceeds of approximately $10.5 million before fees and expenses. ($10.5M proceeds)

12M 2.9M
Dec 15, 2020

8-K filing: BioCardia, Inc. entered into a securities purchase agreement for the sale and issuance of 1,789,474 shares at $4.75 per share, with gross proceeds of approximately $8.5 million, and also entered into a placement agency agreement with A.G.P./Alliance Global Partners for the sale of these shares. ($8.5M proceeds)

12M 2.9M
Nov 10, 2020

10-Q filing | 12.4M shares outstanding

12M 2.9M
Oct 09, 2020

S-3 filing: BioCardia, Inc. files an S-3 to offer common stock, preferred stock, debt securities, depositary shares, subscription rights, purchase contracts for up to $50,000,000.

12M 2.9M
Aug 13, 2020

10-Q filing | 12.4M shares outstanding

12M 2.9M
Jun 19, 2020

8-K filing: BioCardia, Inc. completed a public offering of 5,476,190 shares of common stock at $2.10 per share, resulting in net proceeds of approximately $10.3 million. ($11.5M proceeds)

6.8M 2.9M
Jun 15, 2020

S-1/A filing: BioCardia, Inc. is offering up to 2,898,550 shares of common stock and pre-funded warrants in a firm commitment underwritten public offering.

6.8M 2.9M
May 26, 2020

S-1/A filing: BioCardia, Inc. is offering 2,380,952 shares of common stock at an assumed price of $4.20 per share, and pre-funded warrants to purchase common stock, in a firm commitment underwritten public offering.

6.8M 2.4M
May 15, 2020

10-Q filing | 6.8M shares outstanding

6.8M 0
Apr 20, 2020

POS AM filing: This prospectus relates to the offer and sale of 1,928,625 shares of our common stock issuable upon the exercise of outstanding warrants.

6.8M 0
Apr 09, 2020

10-K filing | 6.8M shares outstanding

6.8M 0
Feb 13, 2020

S-1 filing: BioCardia, Inc. is offering shares of common stock in a firm commitment underwritten public offering.

N/A 0
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