Helix Acquisition Corp. II (HLXB) - Dilution Analysis
Visualizing historical and potential share dilution over time
Dilution Analysis
Risk Assessment Details
Summary
HLXB currently has 80.1M outstanding shares. with limited dilution risk as only 15.5M additional shares (19.3%) are authorized for issuance. The company has significantly diluted shareholders by 323.17% over the past 2 years, indicating aggressive capital raising.
Share Structure Timeline
Historical Data Points
| Date | Event | Outstanding | Supply |
|---|---|---|---|
| May 12, 2026 |
10-Q filing | 80.1M shares outstanding |
80M | 15M |
| Apr 30, 2026 |
POS AM filing: This prospectus relates to the offer and sale from time to time by the selling securityholders named in this prospectus of up to 63,054,549 shares of common stock of BridgeBio Oncology Therapeutics, Inc. |
80M | 15M |
| Nov 12, 2025 |
10-Q filing | 80.0M shares outstanding |
80M | 79M |
| Aug 29, 2025 |
S-1 filing: This S-1 filing registers 63,054,549 shares of common stock for sale by selling securityholders, including shares from a private placement, shares issued to the Sponsor and initial shareholders, shares issued to equity holders, and shares issuable upon exercise of stock options. |
19M | 79M |
| May 15, 2025 |
10-Q filing | 18.9M shares outstanding |
19M | 15M |
| Mar 11, 2025 |
10-K filing | 18.9M shares outstanding |
19M | 15M |
| Nov 14, 2024 |
10-Q filing | 18.9M shares outstanding |
19M | 15M |
| Aug 14, 2024 |
10-Q filing | 18.9M shares outstanding |
19M | 15M |
| May 15, 2024 |
10-Q filing | 18.4M shares outstanding |
18M | 15M |
| Feb 20, 2024 |
8-K filing: Helix Acquisition Corp. II consummated its initial public offering of 18,400,000 Class A ordinary shares at $10.00 per share, generating gross proceeds of $184,000,000, and completed a private sale of 509,000 Class A Ordinary Shares at $10.00 per share to Helix Holdings LLC, generating gross proceeds of $5,090,000. ($189.09M proceeds) |
19M | 15M |
| Feb 14, 2024 |
8-K filing: Helix Acquisition Corp. II consummated its initial public offering of 18,400,000 Class A ordinary shares at $10.00 per share, generating gross proceeds of $184,000,000, and completed the private sale of 509,000 Class A Ordinary Shares to the Sponsor at $10.00 per share, generating gross proceeds of $5,090,000. ($189.09M proceeds) |
19M | 15M |
| Feb 07, 2024 |
S-1/A filing: This S-1/A filing details the initial public offering of Helix Acquisition Corp. II, a blank check company, offering 15,000,000 Class A ordinary shares at $10.00 per share, along with a private placement of shares to the sponsor. The company intends to effect a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses. |
19M | 15M |
| Feb 02, 2024 |
S-1/A filing: Helix Acquisition Corp. II is offering Class A ordinary shares in an initial public offering to effect a business combination. |
19M | 15M |
| Jan 18, 2024 |
S-1 filing: Helix Acquisition Corp. II is offering Class A ordinary shares in an initial public offering with an underwriter option and concurrent private placements. |
13M | 12M |