SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Pillar Invest Corp (Last) (First) (Middle) C/O STUARTS CORPORATE SERVICES LTD. KENSINGTON HOUSE, 69 DR. ROY'S DRIVE (Street) GEORGETOWN, GRAND CAYMAN E9 KY1-1104 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Aceragen, Inc. [ ACGN ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 05/17/2023
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person
	Rule 10b5-1(c) Transaction Indication Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/17/2023		P		26,965	A	$1.42	170,712	I	By Abude Umari See Footnote(1)
Common Stock								355,247	I	By Pillar Partners Foundation, L.P. See Footnote(1)
Common Stock								135,540	I	By Pillar Pharmaceuticals 6, L.P. See Footnote(1)
Common Stock								1,547	I	By Youssef El Zein See Footnote(1)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* Pillar Invest Corp (Last) (First) (Middle) C/O STUARTS CORPORATE SERVICES LTD. KENSINGTON HOUSE, 69 DR. ROY'S DRIVE (Street) GEORGETOWN, GRAND CAYMAN E9 KY1-1104 (City) (State) (Zip)

1. Name and Address of Reporting Person* Pillar Partners Foundation, L.P. (Last) (First) (Middle) C/O STUARTS CORPORATE SERVICES LTD. KENSINGTON HOUSE, 69 DR. ROY'S DRIVE (Street) GEORGETOWN, GRAND CAYMAN E9 KY1-1104 (City) (State) (Zip)

1. Name and Address of Reporting Person* Pillar Pharmaceuticals 6, L.P. (Last) (First) (Middle) C/O STUARTS CORPORATE SERVICES LTD. KENSINGTON HOUSE, 69 DR. ROY'S DRIVE (Street) GEORGETOWN, GRAND CAYMAN E9 KY1-1104 (City) (State) (Zip)

1. Name and Address of Reporting Person* Umari Abude (Last) (First) (Middle) C/O STUARTS CORPORATE SERVICES LTD. KENSINGTON HOUSE, 69 DR. ROY'S DRIVE (Street) GEORGETOWN, GRAND CAYMAN E9 KY1-1104 (City) (State) (Zip)

1. Name and Address of Reporting Person* ZEIN YOUSSEF EL (Last) (First) (Middle) C/O STUARTS CORPORATE SERVICES LTD. KENSINGTON HOUSE, 69 DR. ROY'S DRIVE (Street) GEORGETOWN, GRAND CAYMAN E9 KY1-1104 (City) (State) (Zip)

Explanation of Responses:

1. Pillar Invest Corporation ("Pillar GP") is the general partner of Pillar Pharmaceuticals 6, L.P. ("Pillar 6") and Pillar Partners Foundation, L.P. ("Pillar Partners", together with Pillar GP and Pillar 6, the "Pillar Funds"). Youssef El Zein and Abude Umari are directors of Pillar GP. Each of Pillar GP, Mr. El Zein and Mr. Umari disclaims Section 16 beneficial ownership of the securities beneficially owned by the Pillar Funds and this report shall not be deemed an admission that any of Pillar GP, Mr. El Zein or Mr. Umari is the Section 16 beneficial owner of any such securities, except to the extent of its or his pecuniary interest therein, if any, by virtue of its or his ownership interest in the Pillar Funds or Pillar GP, as applicable.

Remarks:

	Pillar Invest Corporation, /s/ Youssef El Zein, Authorized Person	07/19/2023
	Pillar Partners Foundation, L.P., /s/ Youssef El Zein, Authorized Person	07/19/2023
	Pillar Pharmaceuticals, 6, L.P., /s/ Youssef El Zein, Authorized Person	07/19/2023
	/s/ Abude Umari	07/19/2023
	/s/ Youssef El Zein	07/19/2023
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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