WWE

Shinsuke Nakamura- Mid 2019
Rhyno: July 17, 2019
The Good Brothers- September 2019
Stephanie McMahon - October 7, 2019 (as on-screen talent)
Luke Harper - Late 2019 (6 months tacked on)
Matt Hardy: March 2020
Jeff Hardy: March 2020
The Revival: April 2020 (Dash Wilder had two months tacked on)
Mandy Rose: Late 2020
Rey Mysterio- October 2020 (out clause after 18 months)
Randy Orton: 2020 (ten-year deal in 2010)
Mojo Rawley- 2020
Pat McAfee: Through 2020 at least (multi-year deal)
Jerry Lawler: January 10, 2021
Ronda Rousey: April 10, 2021
Sasha Banks - 2021
Big Show: Spring 2021
Daniel Bryan: September 2021
Sami Zayn: Fall 2021 (signed three-year deal before June 2018 injury. Contract extended due to missed time for injury)
The Miz: 2022
Sin Cara: Signed through 2022
Kevin Owens: April 2023 (minimum; signed 5-year deal in 2018)
AJ Styles: 2024
Booker T: Runs through 2029

All Elite Wrestling

Chris Jericho:Through 2021
Jim Ross: Through Spring 2022
Joey Janela: Through May 2022
Kenny Omega: 2023
Cody: January 2024
Young Bucks: January 2024

NJPW/ROH

PJ Black: Through 2019
Beer City Bruiser: Through 2019
Hiroshi Tanahashi- At least through 2019, terms not disclosed
Shane Taylor- At least through 2019, terms not disclosed
Rush: With ROH through 2019. With CMLL until end of 2020.
Bandido: Through 2019.
Flip Gordon: Through 2020
Ian Riccaboni- Minimum February 2020 (multi-year deal in 2019)
Rocky Romero: Minimum through 2020 (multi-year deal in January 2019)
Chase Owens: Minimum through 2020 (multi-year deal in January 2019)
Kota Ibushi- February 2021
Silas Young: Through 2021

Impact Wrestling:

Moose: Minimum through February 2021 (multi-year deal in February 2019)
Rosemary: February 2021
Ethan Page: February 2021
Sami Callihan: Minimum through February 2021 (multi-year deal in February 2019)
Fallah Bahh: Minimum through February 2021 (multi-year deal in February 2019)
Jake & Dave Crist: Minimum through March 2021 (multi-year deal in March 2019)
Willie Mack: Minimum through April 2021 (signed multi-year deal in May 2019)
Jordynne Grace: Through May 2021
Rich Swann: May 2021
Josh Alexander: February 2022

Recent News: Killer Kross and Scarlett Bordeaux ask for their releases

Note: Despite the fact that Impact announced February/March 2019 signings, SEScoops reported that the contracts were actually signed in October 2018

MLW:

Pentagon Jr.: Through 2019
Rey Fenix: Through 2019
Davey Boy Smith Jr.: Minimum through 2020 (multi-year deal in January 2019)
Von Erichs: Minimum through April 2021 (multi-year deal in May 2019)