Party City Holdco Inc.

Q: Sep 30 2023

Q: Mar 31 2023

Q: Jun 30 2023

FY: Dec 31 2022

Q: Sep 30 2022

FY: Dec 31 2022

FY: Dec 31 2022

Q: Sep 30 2022

Q: Jun 30 2022

Q: Mar 31 2022

FY: Dec 31 2021

Q: Sep 30 2021

Q: Jun 30 2021

Q: Mar 31 2021

FY: Dec 31 2020

Q: Sep 30 2020

Q: Jun 30 2020

Q: Mar 31 2020

FY: Dec 31 2019

Q: Sep 30 2019

5.02,9.01

5.02

4.01

1.01,1.02,2.03,3.02,3.03,5.01,5.02,5.03,7.01,9.01

8.01

5.02

1.03,7.01,9.01

1.01,9.01

8.01

5.02,9.01

1.01,7.01,9.01

4.01,4.02,9.01

7.01,9.01

7.01,9.01

1.01,2.03,3.01,9.01

1.01,1.03,2.04,5.02,7.01,8.01,9.01

3.01,7.01,9.01

5.02,9.01

2.02,5.02,8.01,9.01

5.02

Certification of termination of registration of a class of securities (Section 12(g))

Notice of Effectiveness

Notice of Effectiveness

Post Effective Amendment to S-8

Post-effective amendment to a registration statement

Post-effective amendment to a registration statement

Post Effective Amendment to S-8

Notification of removal from listing and/or registration on a national securities exchange

Notice of Effectiveness

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement with Pricing Information

Prospectus Supplement with Pricing Information

Prospectus Supplement with Pricing Information

Prospectus Supplement with Pricing Information

Prospectus Supplement with Pricing Information

Prospectus Supplement with Pricing Information

Free Writing Prospectus

Notice of Effectiveness

Registration statement under Securities Act of 1933

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Preliminary Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

DAVIDSON KEMPNER PARTNERS

MULE EDWARD A

none

Capital World Investors

none

none

none

Vogensen Todd E.

Smith Peter Royer

none

none

none

Thompson Sean

Vogensen Todd E.

Weston Bradley Morgan

Kulikowsky Denise

none

SOSIN CLIFFORD

Kulikowsky Denise

Weston Bradley Morgan

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Specialized Disclosure Report

Specialized Disclosure Report

Letter from the SEC

Correspondence with the SEC

Specialized Disclosure Report

Specialized Disclosure Report

Specialized Disclosure Report

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Specialized Disclosure Report

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC