GB Sciences SC 13D/A Growblox Sciences, Inc.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

(Amendment No. 4)

Under the Securities Exchange Act of 1934

Growblox Sciences, Inc.
(Name of Issuer)
Common Stock
(Title of Class of Securities)
	399847 102
	(CUSIP Nubmer)

Adam D. Averbach, Esq.

Lazarus Management Company LLC

3200 Cherry Creek South Drive, Suite 670

Denver, CO 80209

(303) 500-8821

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

April 27, 2015

(Date of event which requires filing of this statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because § 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g) check the following box o

CUSIP No. 399847 102

1.	NAMES OF REPORTING PERSONS Lazarus Management Company LLC
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) o (b) x
3.	SEC USE ONLY
4.	SOURCE OF FUNDS PF, OO
5.	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) x
6.	CITIZENSHIP OR PLACE OF ORGANIZATION Colorado

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7.	SOLE VOTING POWER 8,691,479
	8.	SHARED VOTING POWER 0
	9.	SOLE DISPOSITIVE POWER 8,691,479
	10.	SHARED DISPOSITIVE POWER 0

11.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 8,691,479
12.	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) o
13.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 22.3%
14.	TYPE OF REPORTING PERSON IA

CUSIP No. 399847 102

1.	NAMES OF REPORTING PERSONS Justin B. Borus
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) o (b) x
3.	SEC USE ONLY
4.	SOURCE OF FUNDS PF, OO
5.	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
6.	CITIZENSHIP OR PLACE OF ORGANIZATION United States

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7.	SOLE VOTING POWER 8,691,479
	8.	SHARED VOTING POWER 0
	9.	SOLE DISPOSITIVE POWER 8,691,479
	10.	SHARED DISPOSITIVE POWER 0

11.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 8,691,479
12.	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) o
13.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 22.3%
14.	TYPE OF REPORTING PERSON IN/HC

CUSIP No. 399847 102

1.	NAMES OF REPORTING PERSONS Lazarus Investment Partners LLLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) o (b) x
3.	SEC USE ONLY
4.	SOURCE OF FUNDS PF, OO
5.	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
6.	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7.	SOLE VOTING POWER 6,269,632
	8.	SHARED VOTING POWER 0
	9.	SOLE DISPOSITIVE POWER 6,269,632
	10.	SHARED DISPOSITIVE POWER 0

11.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 6,269,632
12.	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) o
13.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 16.5%
14.	TYPE OF REPORTING PERSON PN

CUSIP No.399847 102

1.	NAMES OF REPORTING PERSONS Lazarus Israel Opportunities Fund LLLP
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) o (b) x
3.	SEC USE ONLY
4.	SOURCE OF FUNDS PF, OO
5.	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) o
6.	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7.	SOLE VOTING POWER 2,421,847
	8.	SHARED VOTING POWER 0
	9.	SOLE DISPOSITIVE POWER 2,421,847
	10.	SHARED DISPOSITIVE POWER 0

11.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,421,847
12.	CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (See Instructions) o
13.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 6.8%
14.	TYPE OF REPORTING PERSON PN

Explanatory Note

This Amendment No. 4 amends and supplements the statement on Schedule 13D originally filed by Lazarus Investment Partners LLLP ("Lazarus Partners"), Lazarus Israel Opportunities Fund LLLP ("Lazarus Israel"), Lazarus Management Company LLC ("Lazarus Management") and Justin B. Borus (collectively, the "Reporting Persons") on June 9, 2014, as amended from time to time (the "Schedule 13D"). All capitalized terms contained herein but not otherwise defined shall have the meanings ascribed to such terms in the Schedule 13D. The information set forth in response to each Item below shall be deemed to be a response to all Items where such information is relevant.

Item 3. Source and Amount of Funds or Other Consideration.

The responses to Items 4, 5 and 6 of the Schedule 13D are incorporated herein by reference.

Item 4. Purpose of Transaction.

Item 4 of the Schedule 13D is hereby supplemented by adding the following:

On April 27, 2015, Lazarus Partners and Lazarus Israel entered into a warrant purchase agreement with the Issuer pursuant to which the Issuer repurchased warrants to purchase 3,000,000 shares of common stock from Lazarus Partners and warrants to purchase 1,000,000 shares of common stock from Lazarus Israel, for a purchase price of $0.01 per warrant share, resulting in cash consideration of $30,000 to Lazarus Partners and $10,000 to Lazarus Israel. The warrants had an original exercise price of $2.00 per share and would have expired in 2019.

Item 5. Interest in Securities of the Issuer.

Item 5 of the Schedule 13D is hereby supplemented by adding the following:

Reference is made to Items 7, 9, 11 and 13 of pages 2-5 of the Schedule 13D, which items are incorporated by reference. The securities reported on the Schedule 13D by Lazarus Partners consist of 3,269,632 shares of common stock and warrants to purchase an additional 3,000,000 shares of common stock. The securities reported on the Schedule 13D by Lazarus Israel consist of 1,421,847 shares of common stock and warrants to purchase an additional 1,000,000 shares of common stock. The securities reported on the Schedule 13D by Lazarus Management and Mr. Borus consists of the sums of the shares of common stock and warrants held by Lazarus Partners and Lazarus Israel. The calculation of percentage of beneficial ownership in Item 13 of pages 2-5 was calculated using information obtained from the Issuer's Form 10-Q filed with the Securities and Exchange Commission on February 17, 2015, in which it stated that there were 34,904,926 shares of common stock outstanding as of February 14, 2015.

Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

The information disclosed in Item 4 above is incorporated herein by reference.

Item 7. Material to Be Filed as Exhibits.

Exhibit A		Joint Filing Agreement, dated as of April 29, 2015, by and among Lazarus Investment Partners LLLP, Lazarus Israel Opportunities Fund LLLP, Lazarus Management Company LLC and Justin B. Borus.
Exhibit B		Warrant Purchase Agreement dated April 27, 2015

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.

Dated: April 29, 2015

LAZARUS MANAGEMENT COMPANY LLC

By: /s/ Justin B. Borus

Name: Justin B. Borus

Title: Managing Member

LAZARUS INVESTMENT PARTNERS LLLP

By: Lazarus Management Company LLC

its general partner

By: /s/ Justin B. Borus

Name: Justin B. Borus

Title: Managing Member

LAZARUS ISRAEL OPPORTUNITIES FUND LLLP

By: Lazarus Management Company LLC

its general partner

By: /s/ Justin B. Borus

Name: Justin B. Borus

Title: Managing Member

/s/ Justin B. Borus

Justin B. Borus

GB Sciences (GBLX) SC 13D/AGrowblox Sciences, Inc.