# EDGAR Filing Document

**Accession Number:** 0001464521
**File Stem:** 0001464521-25-000005
**Filing Date:** 2025-8
**Character Count:** 5065
**Document Hash:** ce15531c6682c3b8fb062bd75389ba7b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001464521-25-000005.hdr.sgml**: 20250825

**ACCESSION NUMBER**: 0001464521-25-000005

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20250822

**ITEM INFORMATION**: Termination of a Material Definitive Agreement

**FILED AS OF DATE**: 20250825

**DATE AS OF CHANGE**: 20250825

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Heartflow, Inc.
- **CENTRAL INDEX KEY:** 0001464521
- **STANDARD INDUSTRIAL CLASSIFICATION:** SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 260506743
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0811

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-42790
- **FILM NUMBER:** 251250840

**BUSINESS ADDRESS:**
- **STREET 1:** 331 E EVELYN AVENUE
- **CITY:** MOUNTAIN VIEW
- **STATE:** CA
- **ZIP:** 94041
- **BUSINESS PHONE:** 650-241-1221

**MAIL ADDRESS:**
- **STREET 1:** 331 E EVELYN AVENUE
- **CITY:** MOUNTAIN VIEW
- **STATE:** CA
- **ZIP:** 94041

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Cardiovascular Simulation, Inc.
- **DATE OF NAME CHANGE:** 20090519

?xml version='1.0' encoding='ASCII'? htfl-20250822

**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): August 22, 2025**

**Heartflow, Inc.**

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

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| | | |
|:---|:---|:---|
| **Delaware** | **001-42790** | **26-0506743** |
| **(State or Other Jurisdiction**<br>**of Incorporation)** | **(Commission File Number)** | **(IRS Employer**<br>**Identification No.)** |

---

**331 E. Evelyn Avenue**

**Mountain View, California 94041**

**(Address of Principal Executive Offices) (Zip Code)**

**(650) 241-1221**

**(Registrant's Telephone Number, Including Area Code)**

**N/A**

**(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:

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| | | |
|:---|:---|:---|
| **Title of each class** | <br>**Trading Symbol(s)** | **Name of each exchange on which registered** |
| Common Stock, $0.001 par value per share | HTFL | The Nasdaq Stock Market LLC<br>(Nasdaq Global Select Market) |

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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 1.02 Termination of a Material Definitive Agreement.**

On August 22, 2025, Heartflow, Inc. (the "Company") prepaid in full all outstanding amounts, comprising an aggregate principal amount of $60.1 million plus accrued interest of $1.0 million, under that certain Credit Agreement and Guaranty, dated as of June 14, 2024 and as amended on January 24, 2025 (the "Credit Agreement"), by and among the Company, as borrower, Hayfin Services LLP, as agent ("Hayfin"), and the other parties thereto and, in connection with such prepayment, the Credit Agreement was terminated. The Company did not incur exit or prepayment fees in connection with the termination of the Credit Agreement.

Material terms and conditions of the Credit Agreement were summarized under "Management's discussion and analysis of financial condition and results of operations—Liquidity and capital resources—Hayfin credit agreement" in the Company's Registration Statement on Form S-1 filed with the U.S. Securities and Exchange Commission on July 17, 2025, as amended, and such summary is incorporated herein by reference.

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**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 hereunto duly authorized.

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| | | |
|:---|:---|:---|
| | HEARTFLOW, INC. | HEARTFLOW, INC. |
| Date: August 25, 2025 | By: | /s/ Vikram Verghese |
|  |  | **Vikram Verghese** |
|  |  | **Chief Financial Officer** |

---