Orchestra BioMed Holdings, Inc. (OBIO) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 12, 2026

Risk Assessment Details

Potential Dilution: 90.47% of current shares
Recent Dilution: 114.26% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
63M
Potential Supply
57M
Additional shares possible
Splits
None
Past 2 years

Summary

OBIO currently has 62.7M outstanding shares. with significant dilution risk as 56.7M authorized shares could dilute existing holders by 90.5%. The company has significantly diluted shareholders by 114.26% over the past 2 years, indicating aggressive capital raising.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 12, 2026

10-Q filing | 62.7M shares outstanding

63M 57M
Mar 12, 2026

10-K filing | 38.2M shares outstanding

38M 57M
Nov 10, 2025

10-Q filing | 52.2M shares outstanding

52M 57M
Oct 28, 2025

8-K filing: Orchestra BioMed Holdings, Inc. entered into a stock purchase agreement with Terumo Medical Corporation, where Terumo agreed to purchase 200,000 shares of the Company's Series A Convertible Preferred Stock at $100.00 per share, for gross proceeds of $20.0 million. ($20.0M proceeds)

54M 57M
Aug 12, 2025

10-Q filing | 54.0M shares outstanding

54M 57M
Jul 31, 2025

8-K filing: Orchestra BioMed Holdings, Inc. entered into a revenue participation right purchase and sale agreement with Ligand Pharmaceuticals Incorporated for $35.0 million, issued a warrant to purchase up to 2,000,000 shares of common stock to Ligand, and Medtronic agreed to extend a convertible loan to the Company in the aggregate original principal amount of $20.0 million.

38M 57M
May 12, 2025

10-Q filing | 38.2M shares outstanding

38M 57M
Mar 31, 2025

10-K filing | 36.8M shares outstanding

37M 57M
Nov 12, 2024

10-Q filing | 37.6M shares outstanding

38M 57M
Aug 12, 2024

10-Q filing | 35.8M shares outstanding

36M 57M
May 15, 2024

S-3 filing: Orchestra BioMed Holdings, Inc. files an S-3 form to offer and sell up to $300,000,000 in various securities, including common stock, preferred stock, and debt securities, from time to time in one or more offerings and a separate offering of common stock having an aggregate offering price of up to $100,000,000 in an at-the-market offering through Jefferies.

36M 57M
May 13, 2024

10-Q filing | 35.8M shares outstanding

36M 36M
Apr 25, 2024

S-3/A filing: This S-3/A filing registers for resale shares of common stock and warrants by selling securityholders and also covers the issuance of common stock upon exercise of outstanding warrants.

36M 36M
Mar 27, 2024

10-K filing | 20.2M shares outstanding

20M 17M
Mar 27, 2024

S-3/A filing: This S-3/A filing relates to the offering of common stock issuable upon the exercise of outstanding warrants, including HSAC2 Warrants, Officer and Director Warrants, and Orchestra Warrants, by Orchestra BioMed Holdings, Inc.

36M 17M
Nov 13, 2023

10-Q filing | 20.2M shares outstanding

20M 40M
Oct 10, 2023

S-1 filing: This S-1 filing registers the issuance of up to 1,932,841 shares of common stock upon the exercise of warrants, as well as the resale of up to 22,221,440 shares of common stock and 750,000 warrants by selling securityholders.

36M 40M
Aug 10, 2023

10-Q filing | 20.2M shares outstanding

20M 15M
May 12, 2023

10-Q filing | 35.8M shares outstanding

36M 15M
Jan 25, 2023

10-K filing | 11.2M shares outstanding

11M 15M
Jan 24, 2023

8-K filing: Health Sciences Acquisitions Corporation 2 (HSAC2) received redemption requests for 1,597,888 ordinary shares in connection with the upcoming General Meeting on January 24, 2023, to vote on the business combination with Orchestra BioMed, Inc.

11M 15M
Nov 14, 2022

10-Q filing | 11.2M shares outstanding

11M 15M
Aug 15, 2022

10-Q filing | 11.2M shares outstanding

11M 15M
Jul 26, 2022

8-K filing: RTW Funds purchased 1,000,000 HSAC2 ordinary shares at $10.01 per share in a privately negotiated transaction from an accredited investor to fulfill obligations under a Forward Purchase Agreement and ensure shares were not redeemed. ($10.01M proceeds)

20M 15M
May 13, 2022

10-Q filing | 20.5M shares outstanding

20M 15M
Mar 31, 2022

10-K filing | 20.5M shares outstanding

20M 15M
Nov 12, 2021

10-Q filing | 20.5M shares outstanding

20M 15M
Aug 16, 2021

10-Q filing | 20.5M shares outstanding

20M 15M
May 17, 2021

10-Q filing | 20.5M shares outstanding

20M 15M
Mar 10, 2021

10-K filing | 20.5M shares outstanding

20M 15M
Nov 05, 2020

10-Q filing | 20.5M shares outstanding

20M 15M
Aug 12, 2020

8-K filing: Health Sciences Acquisitions Corporation 2 consummated the IPO of 16,000,000 ordinary shares at $10.00 per share, generating gross proceeds of $160,000,000. ($160.0M proceeds)

N/A 15M
Aug 07, 2020

8-K filing: Health Sciences Acquisitions Corporation 2 consummated an IPO of 16,000,000 ordinary shares at $10.00 per share and a private placement with HSAC 2 Holdings, LLC of 450,000 ordinary shares and 1,500,000 warrants. ($172.0M proceeds)

N/A 15M
Jul 28, 2020

S-1/A filing: S-1/A filing details the payment and delivery terms for firm securities, with a proposed amount of $125,000,000 ($143,750,000 if over-allotment option is exercised) at $10.00 per security.

N/A 15M
Jul 17, 2020

S-1 filing: Health Sciences Acquisitions Corporation 2 is offering 12,500,000 ordinary shares at a price of $10.00 per share in an initial public offering.

N/A 15M
Weekly Research

Get Weekly Super Stonk Alerts

Never miss a squeeze opportunity. Get our weekly analysis of high short interest stocks, AI-discovered gems, and dilution warnings delivered to your inbox.

No spam Unsubscribe anytime