Sec Form 4 Filing - Vector Acquisition Partners II, L.P. @ Vector Acquisition Corp II - 2021-04-23

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person Vector Acquisition Partners II, L.P. 2. Issuer Name and Ticker or Trading Symbol Vector Acquisition Corp II [ VAQC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O VECTOR ACQUISITION CORPORATION II, ONE MARKET ST., STEUART TOWER, 23RD FLR. 3. Date of Earliest Transaction (MM/DD/YY) 04/23/2021 (Street) SAN FRANCISCO, CA94105 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Class B Ordinary Shares ( 2 ) 04/23/2021 J( 2 ) 1,687,500 ( 1 ) ( 1 ) Class A Ordinary Shares 1,687,500 ( 1 ) 11,200,000 D ( 3 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Vector Acquisition Partners II, L.P. C/O VECTOR ACQUISITION CORPORATION II ONE MARKET ST., STEUART TOWER, 23RD FLR. SAN FRANCISCO, CA94105 X Vector Capital Partners V, Ltd C/O VECTOR ACQUISITION CORPORATION II ONE MARKET ST., STEUART TOWER, 23RD FLR. SAN FRANCISCO, CA94105 X Signatures /s/ See signatures included in Exhibit 99.1 04/23/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )As described in the issuer's registration statement on Form S-1 (File No. 333-253171) under the heading "Description of Securities--Founder Shares", the Class B ordinary shares, par value $0.0001 per share (the "Class B ordinary shares"), will automatically convert into Class A ordinary shares, par value $0.0001 per share at the time of the issuer's initial business combination, or earlier at the option of the holder, on a one-for-one basis, subject to adjustment for share splits, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. ( 2 )This Form 4 reflects the automatic surrender to Vector Acquisition Corporation II (the "issuer") of 1,687,500 shares of the issuer's Class B common shares, par value $0.0001 per share, for no consideration by the reporting person pursuant to contractual arrangements with the issuer, triggered by the expiration of the option of the underwriters of the issuer's initial public offering to purchase additional units. ( 3 )This Form 4 is being filed by Vector Acquisition Partners II, L.P. (the "Sponsor"). The Sponsor is controlled by Vector Capital Partners V, Ltd. (the "General Partner"), its general partner. Accordingly, all of the shares held by the Sponsor may be deemed to be beneficially held by the General Partner.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.