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 OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Sylebra Capital Ltd		 2. Issuer Name and Ticker or Trading Symbol

IMPINJ INC [ PI ] 		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)

28 HENNESSY ROAD, 20TH FLOOR, WAN CHAI		 3. Date of Earliest Transaction (MM/DD/YYYY)

11/29/2022
(Street)

HONG KONG, K3 00000
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
 6. Individual or Joint/Group Filing (Check Applicable Line)

___ Form filed by One Reporting Person
_ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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
Common Stock 11/29/2022  S  10684 D$123.72 2736388 I See Footnote (1)(2)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)		2. Conversion or Exercise Price of Derivative Security3. Trans. Date3A. Deemed Execution Date, if any4. Trans. Code
(Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date7. Title and Amount of Securities Underlying Derivative Security
(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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
(1) Sylebra Capital Limited (Sylebra HK) is the investment sub-adviser to Sylebra Capital Partners Master Fund, Ltd. (SCPMF), Sylebra Capital Parc Master Fund (PARC MF), Sylebra Capital Menlo Master Fund (MENLO MF), and other advisory clients. Sylebra Capital Management (Sylebra Cayman) is the investment manager and parent of Sylebra HK. Sylebra Cayman owns 100% of the shares of Sylebra HK. Daniel Gibson (Mr. Gibson) owns 100% of the shares of Sylebra Cayman. In such capacities, Sylebra HK, Sylebra Cayman and Mr. Gibson may be deemed to share voting and dispositive power over the shares of common stock of the Issuer held by SCP MF, PARC MF, MENLO MF, and other advisory clients.
(2) These securities are held by SCP MF, PARC MF, MENLO MF, and other advisory clients. Mr. Gibson is a member of the board of directors of the Issuer. Sylebra HK, Sylebra Cayman and Mr. Gibson disclaim beneficial ownership of these securities, and this report shall not be deemed an admission that Sylebra HK, Sylebra Cayman and Mr. Gibson are the beneficial owners of such securities, except to the extent of their pecuniary interest, if any, therein.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
Sylebra Capital Ltd
28 HENNESSY ROAD, 20TH FLOOR
WAN CHAI
HONG KONG, K3 00000
X

Gibson Daniel Patrick
400 FAIRVIEW AVENUE NORTH, SUITE 1200
SEATTLE, WA 98109		X
Signatures
Matthew Whitehead, CCO,COO, Authorised Signatory12/1/2022
**Signature of Reporting PersonDate
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 control number.
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