Filing Details

 

 

United States

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

 

 

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 4)*

 

 

SCHOLAR ROCK HOLDING CORPORATION

(Name of Issuer)

Common Stock

(Title of Class of Securities)

80706P103

(CUSIP Number)

December 31, 2022

(Date of Event Which Requires Filing This Statement)

 

 

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

☐ Rule 13d-1(b)

☒ Rule 13d-1(c)

☐ Rule 13d-1(d)

 

*	The remainder of this cover page shall be filled out for a reporting persons 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).

 

 

 

CUSIP No. 80706P103

 

1.		Names of Reporting Persons     BB Biotech AG
2.		Check the Appropriate Box if a Member of a Group (See Instructions)     (a)  ☒        (b)  ☐
3.		SEC Use Only
4.		Citizenship or Place of Organization     Switzerland

Number of Shares  Beneficially  Owned by Each Reporting Person with:				5.		Sole Voting Power     0
				6.		Shared Voting Power     2,132,725
				7.		Sole Dispositive Power     0
				8.		Shared Dispositive Power     2,132,725

9.		Aggregate Amount Beneficially Owned by Each Reporting Person     2,132,725
10.		Check if the Aggregate Amount in Row (9) Excludes Certain Shares     ☐
11.		Percent of Class Represented by amount in Row (9)     4.1%
12.		Type of Reporting Person (See Instructions)     HC, CO

 

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CUSIP No. 80706P103

 

1.		Names of Reporting Persons     Biotech Target N.V.     I.R.S. Identification Nos. of above persons (entities only): N/A
2.		Check the Appropriate Box if a Member of a Group (See Instructions)     (a)  ☒        (b)  ☐
3.		SEC Use Only
4.		Citizenship or Place of Organization     Curaçao

Number of Shares  Beneficially  Owned by Each Reporting Person with:				5.		Sole Voting Power     0
				6.		Shared Voting Power     2,132,725
				7.		Sole Dispositive Power     0
				8.		Shared Dispositive Power     2,132,725

9.		Aggregate Amount Beneficially Owned by Each Reporting Person     2,132,725
10.		Check if the Aggregate Amount in Row (9) Excludes Certain Shares     ☐
11.		Percent of Class Represented by amount in Row (9)     4.1%
12.		Type of Reporting Person (See Instructions)     CO

 

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Item 1

 

1(a)

Name of Issuer: Scholar Rock Holding Corporation

 

1(b)

Address of Issuers Principal Executive Offices:

301 Binney Street, 3rd Floor, Cambridge, Massachusetts, 02142

Item 2

2(a)     Name of Person Filing: BB Biotech AG (BB Biotech) on behalf of its wholly-owned subsidiary, Biotech Target N.V. (Biotech Target)

 

2(b)

Address of Principal Business Office or, if none, Residence:

BB Biotech AG: Schwertstrasse 6, CH-8200 Schaffhausen, Switzerland

Biotech Target N.V.: Ara Hill Top Building, Unit A-5, Pletterijweg Oost 1, Curaçao

 

2(c)

Citizenship: BB Biotech AG: Switzerland

                                                   Biotech Target N.V.: Curaçao

 

2(d)

Title of Class of Securities Common Stock

 

2(e)

CUSIP Number 80706P103

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.

 

(a)

Amount beneficially owned: 2,132,725

 

(b)

Percent of class: 4.1%

 

(c)

Number of shares as to which the person has:

 

(i)

Sole power to vote or to direct the vote 0

 

(ii)

Shared power to vote or to direct the vote 2,132,725

 

(iii)

Sole power to dispose or to direct the disposition of 0

 

(iv)

Shared power to dispose or to direct the disposition of 2,132,725

Item 5. Ownership of Five Percent or Less of a Class

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  ☒.

 

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Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person.

This statement is filed jointly by BB Biotech and Biotech Target, Biotech Target is a wholly-owned subsidiary of BB Biotech.

Item 10. Certification

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.

 

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SIGNATURES

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

 

BB Biotech AG
Date: February 10, 2023				By:		/s/ Daniel Koller
						Signatory Authority
				Name:		Daniel Koller
				Title:		Signatory Authority
Date: February 10, 2023				By:		/s/ Ivo Betschart
						Signatory Authority
				Name:		Ivo Betschart
				Title:		Signatory Authority
Biotech Target N.V.
Date: February 10, 2023				By:		/s/ Jan Bootsma
						Signatory Authority
				Name:		Jan Bootsma
				Title:		Signatory Authority
Date: February 10, 2023				By:		/s/ Nathalie M.A. Isidora-Kwidama
						Signatory Authority
				Name:		Hugo van Neutegem
				Title:		Signatory Authority

 

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Exhibit Index

Exhibit A: Agreement by and between BB Biotech AG and Biotech Target N.V. with respect to the filing of this disclosure statement.*

Exhibit B: Power of Attorney

 

*	Previously filed as an exhibit to BB Biotech AG and Biotech Target N.V.s Schedule 13G filed with the Securities and Exchange Commission on January 7, 2019.

 

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