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Filing Details

Accession Number:: 0000929638-24-000647
Form Type:: 13G Filing
Publication Date:: 2024-02-13 19:00:00

Filed By:: Cormorant Asset Management
Company:: Longboard Pharmaceuticals Inc.
Filing Date:: 2024-02-14
SEC Url:: 13G Filing

Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name	Shared Voting Power	Shared Dispositive Power	Aggregate Amount Owned Power	Percent of Class
Cormorant Global Healthcare Master Fund	1,027,679	1,027,679	1,027,679	4.79%
Cormorant Global Healthcare GP	1,027,679	1,027,679	1,027,679	4.79%
Cormorant Private Healthcare Fund III	1,113,827	1,113,827	1,113,827	5.20%
Cormorant Private Healthcare GP III	1,113,827	1,113,827	1,113,827	5.20%
Cormorant Asset Management	2,141,506	2,141,506	2,141,506	9.99%
Bihua Chen	2,141,506	2,141,506	2,141,506	9.99%

Filing

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

	SCHEDULE 13G
	Under the Securities Exchange Act of 1934
	(Amendment No. 3)*

	Longboard Pharmaceuticals, Inc.
	(Name of Issuer)

	Common Stock
	(Title of Class of Securities)

	54300N103
	(CUSIP Number)

	December 31, 2023
	(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)

[x] Rule 13d-1(c)

[ ] 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).

1	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Cormorant Global Healthcare Master Fund, LP
2	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a) [ ]
	(b) [x]
3	SEC Use Only
4	Citizenship or Place of Organization. Cayman Islands

Number of Shares Beneficially Owned by Each Reporting Person With	5 Sole Voting Power 0 shares
	6 Shared Voting Power 1,027,679 shares Refer to Item 4 below.
	7 Sole Dispositive Power 0 shares
	8 Shared Dispositive Power 1,027,679 shares Refer to Item 4 below.

9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,027,679 shares Refer to Item 4 below.
10	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] N/A
11	Percent of Class Represented by Amount in Row (9)* 4.79% Refer to Item 4 below.
12	Type of Reporting Person (See Instructions) PN (Partnership)

1	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Cormorant Global Healthcare GP, LLC
2	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a) [ ]
	(b) [x]
3	SEC Use Only
4	Citizenship or Place of Organization. Delaware

Number of Shares Beneficially Owned by Each Reporting Person With	5 Sole Voting Power 0 shares
	6 Shared Voting Power 1,027,679 shares Refer to Item 4 below.
	7 Sole Dispositive Power 0 shares
	8 Shared Dispositive Power 1,027,679 shares Refer to Item 4 below.

9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,027,679 shares Refer to Item 4 below.
10	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] N/A
11	Percent of Class Represented by Amount in Row (9)* 4.79% Refer to Item 4 below.
12	Type of Reporting Person (See Instructions) OO (Limited Liability Company)

1	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Cormorant Private Healthcare Fund III, LP
2	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a) [ ]
	(b) [x]
3	SEC Use Only
4	Citizenship or Place of Organization. Delaware

Number of Shares Beneficially Owned by Each Reporting Person With	5 Sole Voting Power 0 shares
	6 Shared Voting Power 1,113,827 shares (#) Refer to Item 4 below.
	7 Sole Dispositive Power 0 shares
	8 Shared Dispositive Power 1,113,827 shares (#) Refer to Item 4 below.

9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,113,827 shares (#) Refer to Item 4 below.
10	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] N/A
11	Percent of Class Represented by Amount in Row (9)* 5.20% (#) Refer to Item 4 below.
12	Type of Reporting Person (See Instructions) PN (Partnership)

(#) Includes 449,620 shares of Common Stock issuable upon the conversion of shares of Non-Voting Common Stock held by the Reporting Persons but does not include an additional number of Non-Voting Stock because of a limitation on conversion, the terms of which limit the extent to which such shares can be converted into shares of Common Stock. See Item 4 below.

1	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Cormorant Private Healthcare GP III, LLC
2	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a) [ ]
	(b) [x]
3	SEC Use Only
4	Citizenship or Place of Organization. Delaware

Number of Shares Beneficially Owned by Each Reporting Person With	5 Sole Voting Power 0 shares
	6 Shared Voting Power 1,113,827 shares (#) Refer to Item 4 below.
	7 Sole Dispositive Power 0 shares
	8 Shared Dispositive Power 1,113,827 shares (#) Refer to Item 4 below.

9	Aggregate Amount Beneficially Owned by Each Reporting Person 1,113,827 shares (#) Refer to Item 4 below.
10	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] N/A
11	Percent of Class Represented by Amount in Row (9)* 5.20% (#) Refer to Item 4 below.
12	Type of Reporting Person (See Instructions) OO (Limited Liability Company)

1	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Cormorant Asset Management, LP
2	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a) [ ]
	(b) [x]
3	SEC Use Only
4	Citizenship or Place of Organization. Delaware

Number of Shares Beneficially Owned by Each Reporting Person With	5 Sole Voting Power 0 shares
	6 Shared Voting Power 2,141,506 shares (#) Refer to Item 4 below.
	7 Sole Dispositive Power 0 shares
	8 Shared Dispositive Power 2,141,506 shares (#) Refer to Item 4 below.

9	Aggregate Amount Beneficially Owned by Each Reporting Person 2,141,506 shares (#) Refer to Item 4 below.
10	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] N/A
11	Percent of Class Represented by Amount in Row (9)* 9.99% (#) Refer to Item 4 below.
12	Type of Reporting Person (See Instructions) PN (Partnership)

1	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Bihua Chen
2	Check the Appropriate Box if a Member of a Group (See Instructions)
	(a) [ ]
	(b) [x]
3	SEC Use Only
4	Citizenship or Place of Organization. United States

Number of Shares Beneficially Owned by Each Reporting Person With	5 Sole Voting Power 0 shares
	6 Shared Voting Power 2,141,506 shares (#) Refer to Item 4 below.
	7 Sole Dispositive Power 0 shares
	8 Shared Dispositive Power 2,141,506 shares (#) Refer to Item 4 below.

9	Aggregate Amount Beneficially Owned by Each Reporting Person 2,141,506 shares (#) Refer to Item 4 below.
10	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] N/A
11	Percent of Class Represented by Amount in Row (9)* 9.99% (#) Refer to Item 4 below.
12	Type of Reporting Person (See Instructions) IN (Individual)

Item 1.

(a)	Name of Issuer
	Longboard Pharmaceuticals, Inc.
(b)	Address of Issuer’s Principal Executive Offices
	4275 Executive Square, Suite 950, La Jolla, CA 92037

Item 2.

(a)	Name of Person Filing
	Cormorant Global Healthcare Master Fund, LP Cormorant Global Healthcare GP, LLC Cormorant Private Healthcare Fund III, LP Cormorant Private Healthcare GP III, LLC Cormorant Asset Management, LP Bihua Chen
(b)	Address of Principal Business Office or, if none, Residence
	200 Clarendon Street, 52nd Floor Boston, MA 02116
(c)	Citizenship
	Cormorant Global Healthcare Master Fund, LP - Cayman Islands Cormorant Global Healthcare GP, LLC - Delaware Cormorant Private Healthcare Fund III, LP - Delaware Cormorant Private Healthcare GP III, LLC - Delaware Cormorant Asset Management, LP - Delaware Bihua Chen - United States
(d)	Title of Class of Securities
	Common Stock
(e)	CUSIP Number
	54300N103

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:

(a)	[ ]	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
(b)	[ ]	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
(c)	[ ]	Insurance Company as defined in Section 3(a)(19) of the Act
(d)	[ ]	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
(e)	[ ]	An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
(f)	[ ]	An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
(g)	[ ]	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	[ ]	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	[ ]	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	[ ]	A non-U.S. institution in accordance with §240.13d–1(b)(1)(ii)(J);
(k)	[ ]	Group, in accordance with §240.13d-1(b)(1)(ii)(K).

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***#
	The information set forth in Rows 5 through 11 on the cover page for each Reporting Person is hereby incorporated by reference into this Item 4(a) for each such Reporting Person.
(b)	Percent of Class
	The information set forth in Rows 5 through 11 on the cover page for each Reporting Person is hereby incorporated by reference into this Item 4(b) for each such Reporting Person.

(c)	Number of shares as to which such person has:
	(i)	sole power to vote or to direct the vote

	(ii)	shared power to vote or to direct the vote

	(iii)	sole power to dispose or to direct the disposition of

	(iv)	shared power to dispose or to direct the disposition of

	The information set forth in Rows 5 through 11 on the cover page for each Reporting Person is hereby incorporated by reference into this Item 4(c) for each such Reporting Person.

*** Shares reported herein for Cormorant Asset Management, LP represent shares which are beneficially owned by Cormorant Global Healthcare Master Fund, LP (the “Master Fund”) and Cormorant Private Healthcare Fund III, LP (“Fund III”), as reported herein. Cormorant Global Healthcare GP, LLC, and Cormorant Private Healthcare GP III, LLC serve as the general partners of the Master Fund and Fund III, respectively. Cormorant Asset Management, LP serves as the investment manager to the Master Fund and Fund III. Bihua Chen serves as the managing member of Cormorant Global Healthcare GP, LLC, Cormorant Private Healthcare GP III, LLC and the general partner of Cormorant Asset Management, LP. Each of the Reporting Persons disclaims beneficial ownership of the shares reported herein except to the extent of its or his pecuniary interest therein.

(#) The Reporting Persons’ holdings reported herein include shares issuable upon the conversion of shares of Non-Voting Common Stock (“Non-Voting Stock”) of the Issuer Under its terms, the Non-Voting Stock may be converted to Common Stock only to the extent that such conversion would not cause the holder thereof, together with its affiliates and any other person or entity acting as a group, to beneficially own in excess of 9.99% (subject to adjustment in accordance with the terms of the Non-Voting Stock) of the shares of Common Stock then outstanding. If not for such limitation on conversion, the Reporting Persons would beneficially own in excess of 9.99% of the Issuer’s outstanding shares of Common Stock. The Master Fund and Fund III own 1,027,679 and 664,207 shares of Common Stock, respectively, and Fund III may receive up to 661,255 additional shares of Common Stock, upon the conversion of Non-Voting Stock, subject to the limitation on conversion.

The percentages reported herein with respect to the Reporting Persons’ holdings are calculated based upon a statement in the Issuer’s Quarterly Report on Form 10-Q for the quarterly period ended September 30, 2023, as filed with the Securities and Exchange Commission on November 2, 2023, that there were 21,436,494 shares of voting Common Stock of the Issuer outstanding as of October 31, 2023.

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 [ ].

Item 6.

Ownership of More than Five Percent on Behalf of Another Person

Not applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company

Not applicable.

Item 8.

Identification and Classification of Members of the Group

Not applicable.

Item 9.

Notice of Dissolution of Group

Not applicable.

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.

Exhibits Exhibit

99.1 Joint Filing Agreement by and among the Reporting Persons, incorporated by reference to Exhibit 99.1 to the Schedule 13G filed by the Reporting Persons with the Securities and Exchange Commission on March 26, 2021.

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.

February 14, 2024

	CORMORANT GLOBAL HEALTHCARE MASTER FUND, LP
	By: Cormorant Global Healthcare GP, LLC
	its General Partner

	By: /s/ Bihua Chen
	Bihua Chen, Managing Member

	CORMORANT GLOBAL HEALTHCARE GP, LLC

	By: /s/ Bihua Chen
	Bihua Chen, Managing Member

	CORMORANT PRIVATE HEALTHCARE FUND III, LP
	By: Cormorant Global Healthcare GP III, LLC
	its General Partner

	By: /s/ Bihua Chen
	Bihua Chen, Managing Member

	CORMORANT PRIVATE HEALTHCARE GP III, LLC

	By: /s/ Bihua Chen
	Bihua Chen, Managing Member

	CORMORANT ASSET MANAGEMENT, LP
	By: Cormorant Asset Management GP, LLC
	its General Partner

	By: /s/ Bihua Chen
	Bihua Chen, Managing Member

	/s/ Bihua Chen
	Bihua Chen