Progressive Challenger Tracker
Where progressive primary challengers are winning and losing in 2026. Each seat is colored by its primary result use the toggle to switch between House and Senate races.
Won primary 18
Advanced (top-two) 4
Pending 0
Lost primary 14
★ Ousted an incumbent
House candidates (36)
Won primary
18
Rebecca Cooke
Tossup
WI-3 · August 11, 2026 · 2024: Trump+7
Sanders DCCC
Aug 11 primary; faces GOP incumbent Van Orden in November
Justin J. Pearson
Likely-R
TN-9 · August 6, 2026 · 2024: Trump+21
AOC Sanders Justice Dems
Gerrymandered open seat; primary upcoming
Donavan McKinney ★
Safe-D
MI-13 · August 4, 2026 · 2024: Harris+42
Sanders DSA Justice Dems
Aug 4 primary; successfully challenged incumbent Rep. Shri Thanedar
Will Lawrence
Tossup
MI-7 · August 4, 2026 · 2024: Trump+1
Sanders
Aug 4 primary
Hartzell Gray
Safe-R
MO-4 · August 4, 2026 · 2024: Trump+21
DSA
Aug 4 primary
Adelita Grijalva
Safe-D
AZ-7 · July 21, 2026 · 2024: Harris+22
AOC Sanders
Open seat (special general election)
Melat Kiros ★
Safe-D
CO-1 · June 30, 2026 · 2024: Harris+56
Sanders DSA Justice Dems
Defeated 30-year incumbent Diana DeGette
Brad Lander ★
Safe-D
NY-10 · June 23, 2026 · 2024: Harris+60
Sanders
Defeated incumbent Rep. Dan Goldman
Darializa Avila Chevalier ★
Safe-D
NY-13 · June 23, 2026 · 2024: Harris+59
DSA Justice Dems
Defeated 5-term incumbent Rep. Adriano Espaillat
Claire Valdez
Safe-D
NY-7 · June 23, 2026 · 2024: Harris+46
Sanders DSA Justice Dems
Open seat (Rep. Velázquez retired)
Matt Dunlap
Lean-R
ME-02 · June 9, 2026 · 2024: Trump+8
Our Revolution
Open seat (Rep. Jared Golden retiring); won a 3-round RCV primary over DCCC-backed state Sen. Joe Baldacci; endorsed by Our Revolution; faces Paul LePage in November
Sam Forstag
Lean-R
MT-1 · June 2, 2026 · 2024: Trump+11
AOC Sanders
Open seat (Rep. Zinke retired)
Analilia Mejia
Safe-D
NJ-11 · June 2, 2026 · 2024: Harris+8
AOC Sanders
Open seat (special primary)
Adam Hamawy
Safe-D
NJ-12 · June 2, 2026 · 2024: Harris+14
AOC Sanders Justice Dems
Open seat
Chris Rabb
Safe-D
PA-3 · May 19, 2026 · 2024: Harris+77
AOC DSA Justice Dems
Open seat
Bob Brooks
Lean-D
PA-7 · May 19, 2026 · 2024: Trump+3
Sanders DCCC
Won by 20+ pts; faces GOP incumbent Mackenzie in November
Brian Poindexter
Tossup
OH-7 · May 5, 2026 · 2024: Trump+11
Sanders
Fredrick Douglass Haynes III
Safe-D
TX-30 · March 3, 2026 · 2024: Harris+47
Justice Dems
Open seat
Advanced (top-two)
4
Mai Vang ★
Safe-D
CA-07 · June 2, 2026 · 2024: Harris+30
Justice Dems
Top-two Dem lockout
Randy Villegas
Lean-D
CA-22 · June 2, 2026 · 2024: Trump+2
AOC Sanders DCCC
Faces GOP incumbent Valadao in November
Angela Gonzalez-Torres ★
Safe-D
CA-34 · June 2, 2026 · 2024: Harris+51
Justice Dems
Top-two Dem lockout
Aisha Wahab
Safe-D
CA-14 · June 2, 2026 · 2024: Harris+36
Our Revolution
Top-two Dem lockout; open seat after Rep. Eric Swalwell's resignation
Lost primary
14
Elijah Manley
Safe-D
FL-20 · August 18, 2026 · 2024: Harris+37
Our Revolution Ro Khanna
Aug 18 primary; running for open seat
Oliver Larkin
Tossup
FL-25 · August 18, 2026 · 2024: Trump+9
DSA
Aug 18 primary; challenging incumbent Rep. Jared Moskowitz
Kaela Berg
Lean-D
MN-02 · August 11, 2026 · 2024: Harris+6
Our Revolution
Open seat (Rep. Angie Craig running for U.S. Senate); endorsed by Our Revolution
Aisha Farooqi
Safe-D
MI-11 · August 4, 2026 · 2024: Harris+16
Ro Khanna
Open seat (Rep. Haley Stevens running for U.S. Senate); endorsed by Ro Khanna
Cori Bush
Safe-D
MO-1 · August 4, 2026 · 2024: Harris+57
Sanders DSA Justice Dems
Aug 4 rematch vs. incumbent Rep. Wesley Bell (who defeated her in 2024)
Kai Newkirk
Likely-D
AZ-04 · July 21, 2026 · 2024: Harris+7
Our Revolution
Challenging incumbent Rep. Greg Stanton; endorsed by Our Revolution
Nate Blouin
Safe-D
UT-1 · June 23, 2026 · 2024: Harris+24
Sanders
Lost to Ben McAdams in Democratic primary
Trey Martin
Likely-R
OK-5 · June 16, 2026 · 2024: Trump+18
Sanders
Saikat Chakrabarti
Safe-D
CA-11 · June 2, 2026 · 2024: Harris+67
Justice Dems
Open seat
Junaid Ahmed
Likely-D
IL-8 · March 17, 2026 · 2024: Harris+7
AOC DSA Justice Dems
Lost primary
Kat Abughazaleh
Safe-D
IL-9 · March 17, 2026 · 2024: Harris+36
Justice Dems
Open seat
Nida Allam
Safe-D
NC-4 · March 3, 2026 · 2024: Harris+46
Sanders Justice Dems
Narrowly lost to incumbent Rep. Valerie Foushee
Tavin Felton-Stackhouse
Likely-R
NC-6 · March 3, 2026 · 2024: Trump+17
DSA
Lost primary (March)
Etienne Rosas
Lean-D
TX-34 · March 3, 2026 · 2024: Trump+19
DSA
Lost primary (March)