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Filing Details

Accession Number:: 0001193125-18-042672
Form Type:: 13G Filing
Publication Date:: 2018-02-13 16:36:05

Filed By:: Hatteras Venture Partners Iv Sbic, Lp
Company:: G1 Therapeutics Inc. (NASDAQ:GTHX)
Filing Date:: 2018-02-13
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
Hatteras Venture Partners IV SBIC	3,861,797	3,861,797	3,861,797	13.6%
Hatteras Venture Advisors IV SBIC	3,861,797	3,861,797	3,861,797	13.6%
Hatteras NC Fund	212,419	212,419	212,419	Less than 1%
Hatteras Venture Advisors IV	212,419	212,419	212,419	Less than 1%
Hatteras Venture Partners IV	212,419	212,419	212,419	Less than 1%
Hatteras Venture Advisors V	995	995	995	Less than 1%
Hatteras Venture Partners V	995	995	995	Less than 1%
John C. Crumpler	4,075,211	4,075,211	4,075,211	14.4%
Clay B. Thorp	4,075,211	4,075,211	4,075,211	14.4%
Christy Shaffer	995	995	995	Less than 1%
Kenneth B. Lee	4,074,216	4,074,216	4,074,216	14.4%
Douglas Reed	4,075,211	4,075,211	4,075,211	14.4%
Robert A. Ingram	4,075,211	4,075,211	4,075,211	14.4%

Filing

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13G

(Amendment No. )*

Under the Securities Exchange Act of 1934

G1 Therapeutics, Inc.

(Name of Issuer)

Common Stock, par value $0.0001 per share

(Title of Class of Securities)

3621LQ109

(CUSIP Number)

December 31, 2017

(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)

☐ Rule 13d-1(c)

☒ Rule 13d-1(d)

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

The information required on 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.


CUSIP No. 3621LQ109				Page 2 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Hatteras Venture Partners IV SBIC, L.P.
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
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
		6.	Shared Voting Power 3,861,797
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 3,861,797
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,861,797
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) 13.6%
12.	Type of Reporting Person CO


CUSIP No. 3621LQ109				Page 3 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Hatteras Venture Advisors IV SBIC, LLC
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
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
		6.	Shared Voting Power 3,861,797
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 3,861,797
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,861,797
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) 13.6%
12.	Type of Reporting Person OO


CUSIP No. 3621LQ109				Page 4 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Hatteras NC Fund, L.P.
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 212,419
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 212,419
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 212,419
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) Less than 1%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 5 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Hatteras Venture Advisors IV, LLC
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 212,419
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 212,419
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 212,419
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) Less than 1%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 6 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Hatteras Venture Partners IV, L.P.
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 212,419
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 212,419
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 212,419
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) Less than 1%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 7 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Hatteras Venture Advisors V, LLC
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 995
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 995
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 995
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) Less than 1%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 8 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Hatteras Venture Partners V, L.P.
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 995
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 995
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 995
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) Less than 1%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 9 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) John C. Crumpler
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 4,075,211
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 4,075,211
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 4,075,211
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) 14.4%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 10 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Clay B. Thorp
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 4,075,211
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 4,075,211
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 4,075,211
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) 14.4%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 11 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Christy Shaffer
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 995
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 995
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 995
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) Less than 1%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 12 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Kenneth B. Lee
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 4,074,216
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 4,074,216
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 4,074,216
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) 14.4%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 13 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Douglas Reed
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 4,075,211
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 4,075,211
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 4,075,211
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) 14.4%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 14 of 26


1.	Name of Reporting Person I.R.S. Identification No. of Above Person (Entities Only) Robert A. Ingram
2.	Check the Appropriate Box if a Member of a Group (a) ☐ (b) ☐ Not Applicable
3.	SEC Use Only
4.	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned By Each Reporting Person with		5.	Sole Voting Power 0
		6.	Shared Voting Power 4,075,211
		7.	Sole Dispositive Power 0
		8.	Shared Dispositive Power 4,075,211
9.	Aggregate Amount Beneficially Owned by Each Reporting Person 4,075,211
10.	Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares Not Applicable
11.	Percent of Class Represented by Amount in Row (9) 14.4%
12.	Type of Reporting Person IN


CUSIP No. 3621LQ109				Page 15 of 26

Item 1(a)

Name of Issuer

G1 Therapeutics, Inc. (the Issuer)

Item 1(b)

Address of Issuers Principal Executive Offices

79 T.W. Alexander Drive, Research Triangle Park, North Carolina 27709.

Item 2(a)

Name of Person Filing

This Schedule 13G is being filed by:

Hatteras Venture Partners IV SBIC, L.P. (HVP SBIC)

Hatteras Venture Advisors IV SBIC, LLC (HVA SBIC)

Hatteras NC Fund, L.P. (Hatteras Fund)

Hatteras Venture Advisors IV, LLC (HVA IV)

Hatteras Venture Partners IV, L.P. (HVP IV)

Hatteras Venture Advisors V, LLC (HVA V)

Hatteras Venture Partners V, L.P. (HVP V)

John C. Crumpler

Clay B. Thorp

Christy Shaffer

Kenneth B. Lee

Douglas Reed

Robert A. Ingram

(collectively, the Reporting Persons).

Item 2(b)

Address of Principal Business Office, or if none, Residence

280 S. Mangum Street, Suite 350, Durham, North Carolina 27701.

Item 2(c)

Citizenship

The Reporting Persons are citizens of:

HVP SBIC Delaware

HVA SBIC Delaware

Hatteras Fund Delaware

HVA IV Delaware

HVP IV Delaware

HVA V Delaware

HVP V Delaware

John C. Crumpler USA

Clay B. Thorp USA

Christy Shaffer USA

Kenneth B. Lee USA

Douglas Reed USA

Robert A. Ingram USA


CUSIP No. 3621LQ109				Page 16 of 26

Item 2(d)

Title of Class of Securities

Common Stock, par value $0.0001 per share (Common Stock)

Item 2(e)

CUSIP Number

3621LQ109

Item 3.

Filing pursuant to Rules 13d-1(b) or 13d-2(b) or (c)

Not Applicable

Item 4.

Ownership

(a) The Reporting Persons are the beneficial owners of an aggregate of 4,075,211 shares of Common Stock, which represents 14.4% of the Issuers outstanding Common Stock based upon 28,345,284 shares outstanding on October 31, 2017 as reported by the Issuer in its Form 10-Q for the quarterly period ended September 30, 2017 as filed with the Securities and Exchange Commission on November 8, 2017. The Reporting Persons beneficial ownership consists of 3,861,797 shares of Common Stock held directly by HVP SBIC, 212,419 shares of Common Stock held directly by Hatteras Fund and 995 shares of Common Stock held directly by HVA V.

HVA SBIC is the general partner of HVP SBIC. HVA IV is the general partner of HVP IV and Hatteras Fund. HVA V is the general partner of HVP V. The shares are held directly by HVP SBIC, Hatteras Fund and HVA V. The shares held by HVP SBIC and Hatteras Fund are indirectly held by the individual managing members of the general partners, HVA SBIC and HVA IV, respectively, (collectively, the GP Managing Members). The GP Managing Members are John C. Crumpler, Clay B. Thorp, Kenneth B. Lee, Douglas Reed and Robert A. Ingram. The GP Managing Members may share voting and dispositive power over the securities directly held by HVP SBIC and Hatteras Fund. The shares held by HVA V are indirectly held by the individual management members of the general partner, HVP V (the Managing Members). The Management Members are John C. Crumpler, Clay B. Thorp, Christy Shaffer, Douglas Reed and Robert A. Ingram. The Managing Members may share voting and dispositive power over the securities directly held by HVA V.

(b) Percent of class:

HVP SBIC 13.6%

HVA SBIC 13.6%

Hatteras Fund Less than 1%

HVA IV Less than 1%

HVP IV Less than 1%

HVA V Less than 1%

HVP V Less than 1%

John C. Crumpler 14.4%

Clay B. Thorp 14.4%

Christy Shaffer Less than 1%

Kenneth B. Lee 14.4%

Douglas Reed 14.4%

Robert A. Ingram 14.4%


CUSIP No. 3621LQ109				Page 17 of 26

(i) Sole power to vote or to direct the vote: 0

(ii) Shared power to vote or to direct the vote:

HVP SBIC 3,861,797

HVA SBIC 3,861,97

Hatteras Fund 212,419

HVA IV 212,419

HVP IV 212,419

HVA V 995

HVP V 995

John C. Crumpler 4,075,211

Clay B. Thorp 4,075,211

Christy Shaffer 995

Kenneth B. Lee 4,074,216

Douglas Reed 4,075,211

Robert A. Ingram 4,075,211

(iii) Sole power to dispose or to direct the disposition of: 0

(iv) Shared power to dispose or to direct the disposition of:

HVP SBIC 3,861,797

HVA SBIC 3,861,97

Hatteras Fund 212,419

HVA IV 212,419

HVP IV 212,419

HVA V 995

HVP V 995

John C. Crumpler 4,075,211

Clay B. Thorp 4,075,211

Christy Shaffer 995

Kenneth B. Lee 4,074,216

Douglas Reed 4,075,211

Robert A. Ingram 4,075,211

Item 5.

Ownership of Five Percent or Less of a Class

Not Applicable

Item 6.

Ownership of More than Five Percent on Behalf of Another Person

Not Applicable


CUSIP No. 3621LQ109				Page 18 of 26

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, other than activities solely in connection with a nomination under §240.14a-11.

Exhibit Index

Exhibit A Joint Filing Agreement

Exhibit B Power of Attorney


CUSIP No. 3621LQ109				Page 19 of 26

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.

Date: February 13, 2018


HATTERAS VENTURE PARTNERS IV SBIC, L.P.

By:		Hatteras Venture Advisors IV SBIC, LLC, its general partner

By:		/s/ Clay B. Thorp
		Manager

HATTERAS VENTURE ADVISORS IV SBIC, LLC

By:		/s/ Clay B. Thorp
		Manager

HATTERAS NC FUND, L.P.

By:		Hatteras Venture Advisors IV, LLC, its general partner

By:		/s/ Clay B. Thorp
		Manager

HATTERAS VENTURE ADVISORS IV, LLC

By:		/s/ Clay B. Thorp
		Manager

HATTERAS VENTURE PARTNERS IV, L.P.

By:		Hatteras Venture Advisors IV, LLC, its general partner

By:		/s/ Clay B. Thorp
		Manager

HATTERAS VENTURE ADVISORS V, LLC

By:		/s/ Clay B. Thorp
		Manager


CUSIP No. 3621LQ109				Page 20 of 26


HATTERAS VENTURE PARTNERS V, L.P.

By:		Hatteras Venture Advisors V, LLC, its general partner

By:		/s/ Clay B. Thorp
		Manager

John C. Crumpler

Clay B. Thorp

Christy Shaffer

Kenneth B. Lee

Douglas Reed

Robert A. Ingram


By:		/s/ Clay B. Thorp
		Clay B. Thorp, as Attorney-in-Fact