# EDGAR Filing Document

**Accession Number:** 0001869105
**File Stem:** 0001193125-26-126493
**Filing Date:** 2026-3
**Character Count:** 5966
**Document Hash:** e93cba4ae5bc5da9754275f1473b4df5
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-126493.hdr.sgml**: 20260326

**ACCESSION NUMBER**: 0001193125-26-126493

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 11

**CONFORMED PERIOD OF REPORT**: 20260324

**ITEM INFORMATION**: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

**FILED AS OF DATE**: 20260326

**DATE AS OF CHANGE**: 20260326

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BridgeBio Oncology Therapeutics, Inc.
- **CENTRAL INDEX KEY:** 0001869105
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-41955
- **FILM NUMBER:** 26799049

**BUSINESS ADDRESS:**
- **STREET 1:** 256 E. GRAND AVENUE, SUITE 104
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080
- **BUSINESS PHONE:** 857 702 0377

**MAIL ADDRESS:**
- **STREET 1:** 256 E. GRAND AVENUE, SUITE 104
- **CITY:** SOUTH SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94080

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Helix Acquisition Corp. II
- **DATE OF NAME CHANGE:** 20210623

?xml version='1.0' encoding='ASCII'? 8-K

### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### WASHINGTON, D.C. 20549

### FORM 8-K

#### CURRENT REPORT

#### Pursuant to Section 13 or 15(d)

#### of the Securities Exchange Act of 1934

#### Date of Report (Date of earliest event reported): March 24, 2026

## BridgeBio Oncology Therapeutics, Inc.

#### (Exact name of Registrant as Specified in Its Charter)

---

| | | |
|:---|:---|:---|
| **Delaware** | **001-41955** | **39-3690783** |
| **(State or Other Jurisdiction**<br> **of Incorporation)** | **(Commission**<br> **File Number)** | **(IRS Employer**<br> **Identification No.)** |

---

#### 256 E. Grand Avenue, Suite 104

#### South San Francisco, CA 94080

#### (Address of principal executive offices, including zip code)
(650) 405-4770

#### (Telephone number, including area code, of agent for service)

#### (Former name or former address, if changed since last report.)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

#### Securities registered pursuant to Section 12(b) of the Act:

---

| | | |
|:---|:---|:---|
| **Title of each class** | **Trading<br>Symbol(s)** | **Name of each exchange**<br> **on which registered** |
| Common Stock, par value $0.0001 per share | BBOT | The Nasdaq Global Market |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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#### Item 5.02 Departure of Director or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
*(d)* *Director Appointment* 

There are no arrangements or understandings between Dr. Lebowitz and any other persons pursuant to which he was appointed as director. There are no transactions in which Dr. Lebowitz has an interest requiring disclosure under Item 404(a) of Regulation S-K of the Securities Act of 1933, as amended.

Dr. Lebowitz will receive compensation for his services as a non-employee director and for any committee service in accordance with the Company's amended and restated non-employee director compensation policy, a copy of which was filed as Exhibit 10.25 to the Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2025 filed with the Securities and Exchange Commission (the "SEC") on March 5, 2026, including the automatic grant of a one-time nonqualified stock option under the Company's 2025 Stock Option and Incentive Plan to purchase 63,350 shares of the Company's common stock, $0.0001 par value per share at an exercise price per share equal to $8.72 per share, the closing price on the Nasdaq Global Market on March 24, 2026, the effective date of his appointment to the Board.

In connection with his appointment, Mr. Lebowitz entered into the Company's standard form of indemnification agreement, a copy of which was filed as Exhibit 10.26 to the Company's Current Report on Form 8-K filed with the SEC on August 13, 2025. Pursuant to the terms of the indemnification agreement, the Company may be required, among other things, to indemnify Mr. Lebowitz for certain expenses (including attorneys' fees), judgments, fines and settlement amounts actually and reasonably incurred by him in any action or proceeding arising out of his service as a member of the Board.

------

#### SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

---

| | | |
|:---|:---|:---|
|  |  | BRIDGEBIO ONCOLOGY THERAPEUTICS, INC. |
| Date: March 26, 2026 | By: | /s/ Eli Wallace |
|  |  | Name: Eli Wallace <br>Title: Chief Executive Officer |

---