# EDGAR Filing Document

**Accession Number:** 0001709654
**File Stem:** 0000895345-23-000118
**Filing Date:** 2023-2
**Character Count:** 9938
**Document Hash:** ee4007f46a4b69ce6c93d2f4fad5976a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000895345-23-000118.hdr.sgml**: 20230214

**ACCESSION NUMBER**: 0000895345-23-000118

**CONFORMED SUBMISSION TYPE**: SC 13G/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230214

**DATE AS OF CHANGE**: 20230214

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** AILERON THERAPEUTICS INC
- **CENTRAL INDEX KEY:** 0001420565
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SC 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-90032
- **FILM NUMBER:** 23622578

**BUSINESS ADDRESS:**
- **STREET 1:** 285 SUMMER STREET
- **STREET 2:** UNIT  101
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210
- **BUSINESS PHONE:** 617-995-0900

**MAIL ADDRESS:**
- **STREET 1:** 285 SUMMER STREET
- **STREET 2:** UNIT  101
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02210
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Kapnick Scott
- **CENTRAL INDEX KEY:** 0001709654

**FILING VALUES:**
- **FORM TYPE:** SC 13G/A

**MAIL ADDRESS:**
- **STREET 1:** C/O AILERON THERAPEUTICS, INC.
- **STREET 2:** 281 ALBANY STREET
- **CITY:** CAMBRIDGE
- **STATE:** MA
- **ZIP:** 02139

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, D.C. 20549

#### SCHEDULE 13G

#### Under the Securities Exchange Act of 1934

#### (Amendment No. 2)

Aileron Therapeutics, Inc.

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(Name of Issuer)

Common Stock, $0.001 par value per share

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(Title of Class of Securities)

#### 00887A105
(CUSIP Number)

#### December 31, 2022
(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

☐ Rule 13d-1(b) <br> ☒ Rule 13d-1(c) <br> ☐ Rule 13d-1(d)

\* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

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CUSIP No. 00887A105 13G Page 1 of 5

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| | | |
|:---|:---|:---|
| **1** | **NAMES OF REPORTING PERSONS** | **NAMES OF REPORTING PERSONS** |
| **1** | Scott B. Kapnick | Scott B. Kapnick |
| **1** | Scott B. Kapnick | Scott B. Kapnick |
| **2** | **CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP** | **CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP** |
| **2** | (a)☐ | (a)☐ |
| **2** | (b)☐ | (b)☐ |
| **3** | **SEC USE ONLY** | **SEC USE ONLY** |
| **3** |  |  |
| **3** |  |  |
| **4** | **CITIZENSHIP OR PLACE OF ORGANIZATION** | **CITIZENSHIP OR PLACE OF ORGANIZATION** |
| **4** | United States of America | United States of America |
| **4** | United States of America | United States of America |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **5** | **SOLE VOTING POWER** |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **5** | 379608 <sup></sup>  |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **5** | 379608 <sup></sup>  |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **6** | **SHARED VOTING POWER** |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **6** | 0 |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **6** | 0 |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **7** | **SOLE DISPOSITIVE POWER** |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **7** | 379608 <sup></sup>  |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **7** | 379608 <sup></sup>  |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **8** | **SHARED DISPOSITIVE POWER** |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **8** | 0 |
| **NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH** | **8** | 0 |
| **9** | **AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON** | **AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON** |
| **9** | 379608 <sup></sup>  | 379608 <sup></sup>  |
| **9** | 379608 <sup></sup>  | 379608 <sup></sup>  |
| **10** | **CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)** | **CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)** |
| **10** | ☐ | ☐ |
| **10** | ☐ | ☐ |
| **11** | **PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)** | **PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)** |
| **11** | 8.4%<sup>(1)</sup><sup></sup>  | 8.4%<sup>(1)</sup><sup></sup>  |
| **11** | 8.4%<sup>(1)</sup><sup></sup>  | 8.4%<sup>(1)</sup><sup></sup>  |
| **12** | **TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)** | **TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)** |
| **12** | IN | IN |
| **12** | IN | IN |

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<sup>(1)</sup> Based upon 4,541,167 shares of the Issuer's Common Stock outstanding as of December 31, 2022, as provided by the Issuer.

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| | |
|:---|:---|
| Item 1. | Item 1. |
| (a) | Name of Issuer:<br> Aileron Therapeutics, Inc. |
| (b) | Address of Issuer's Principal Executive Offices:<br> 285 Summer Street, Suite 101, Boston, MA 02210 |
| Item 2. | Item 2. |
| (a) | Name of Person Filing:<br> Scott B. Kapnick |
| (b) | Address of Principal Business Office or, if none, Residence:<br> c/o HPS Investment Partners, LLC<br> 40 West 57<sup>th</sup> Street, 33<sup>rd</sup> Floor<br> New York, NY 10019 |
| (c) | Citizenship:<br> United States of America |
| (d) | Title of Class of Securities:<br> Common stock, $0.001 par value per share |
| (e) | CUSIP Number:<br> 00887A105 |
| Item 3. | If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: |
| Not applicable. | Not applicable. |
| Item 4. | Ownership |
| Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. | Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. |
| (a) | Amount beneficially owned:<br>379,608 |
| (b) | Percent of class:<br>8.4%<sup>(1)</sup>  |
| (c) | Number of shares as to which the person has: |
| (i) | Sole power to vote or to direct the vote<br>379,608 |
| (ii) | Shared power to vote or to direct the vote<br>0 |
| (iii) | Sole power to dispose or to direct the disposition of<br>379,608 |
| (iv) | Shared power to dispose or to direct the disposition of<br>0 |

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| | |
|:---|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br> <sup>(1)</sup>&nbsp;&nbsp;&nbsp;&nbsp; Based upon 4,541,167 shares of the Issuer's Common Stock outstanding as of December 31, 2022, as provided by the Issuer. | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br> <sup>(1)</sup>&nbsp;&nbsp;&nbsp;&nbsp; Based upon 4,541,167 shares of the Issuer's Common Stock outstanding as of December 31, 2022, as provided by the Issuer. |
| Item 5. | Ownership of Five Percent or Less of a Class |
| <br> If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following ☐. | <br> If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following ☐. |
| Item 6. | Ownership of More than Five Percent on Behalf of Another Person |
| <br>Not applicable. | <br>Not applicable. |
| Item 7. | Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person |
| <br>Not applicable. | <br>Not applicable. |
| Item 8. | Identification and Classification of Members of the Group |
| <br>Not applicable. | <br>Not applicable. |
| Item 9. | Notice of Dissolution of Group |
| <br>Not applicable. | <br>Not applicable. |
| Item 10. | Certification |
| <br>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under §240.14a-11. | <br>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under §240.14a-11. |

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#### Signature
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

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| |
|:---|
| February 14, 2023 |
| Date |
| <br> /s/ Scott B. Kapnick  |
| Signature |
| <br>Scott B. Kapnick |
| Name |

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