UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No.__)*

 

Dynavax Technologies Corporation

(Name of Issuer)

COMMON STOCK, PAR VALUE $.001 PER SHARE

(Title of Class of Securities)

268158201

(CUSIP Number)

Chicago Capital, LLC
135 South LaSalle Street, Suite 3450
Chicago, IL 60603
(312) 429-2333

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

December 31, 2019

(Date of Event which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
x  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 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 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 (however, see the Notes).

1.   NAMES OF REPORTING PERSONS

Chicago Capital, LLC
   
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
 
Illinois
   
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH   5.   SOLE VOTING POWER
 
4,227,763
  6.   SHARED VOTING POWER
 
-0-
  7.   SOLE DISPOSITIVE POWER
 
4,227,763
  8.   SHARED DISPOSITIVE POWER
 
-0-
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

4,227,763
   
10.  

CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(see instructions)    ¨

 

   
11.   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

5.04%
   
12.   TYPE OF REPORTING PERSON (see instructions)

IA
   
 

Item 1.

  (a) Name of Issuer
Dynavax Technologies Corporation, a Delaware corporation (the "Issuer")
 
  (b) Address of Issuer’s Principal Executive Offices
2100 Powell Street, Suite 900
Emeryville, CA 94608
 

Item 2.

  (a)

Name of Person Filing

Chicago Capital LLC

 
  (b) Address of the Principal Office or, if none, residence
135 South LaSalle Street, Suite 3450
Chicago, IL 60603
 
  (c)

Citizenship
Illinois

 
  (d) Title of Class of Securities
COMMON STOCK, PAR VALUE $.001 PER SHARE
 
  (e) CUSIP Number
268158201
 

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 (15 U.S.C. 78c).
 
  (d) ¨ Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
 
  (e) x 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) ¨ Group, in accordance with §240.13d-1(b)(1)(ii)(J).
 

Item 4.  Ownership.

  (a)   Amount beneficially owned by Reporting Persons:  

4,227,763
 
  (b)   Percent of class:  

5.04%
 
  (c)   Number of shares as to which the Reporting Persons have: 
 
      (i) Sole power to vote or to direct the vote:  4,227,763
 
      (ii) Shared power to vote or to direct the vote:   -0-
 
      (iii) Sole power to dispose or to direct the disposition of:  4,227,763
 
      (iv) Shared power to dispose or to direct the disposition of:   -0-
 

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.

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, 2020

Date

/s/ Stacey Sargent

Signature

Name: Stacey Sargent

Title: Chief Compliance Officer of Chicago Capital LLC

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