Defense counsel in 1 case

John Wall Baumann

QUINN EMANUEL URQUHART & SULLIVAN LLP (LA)

Address of record: 865 S FIGUEROA ST, 10TH FLOOR, LOS ANGELES, CA 90017, 213-443-3169
Email: jackbaumann@quinnemanuel.com
Phone: (213) 443-3169
Fax: Fax 213-443-3100

Contact details as filed with the court in the cases below.

Cases tracked

1 active · 0 settled

—

Plaintiff-side recovery

Disclosed settlement funds

—

Defense-side exposure

Resolved in settlements

Cases with values

of 1 tracked

Case history

Publicly tracked matters where this attorney is listed as counsel.

Defense counselActive litigation — no settlement yet

Brown v. Kalshi Inc Class Action

A proposed class action alleges fraud by Kalshi Inc, apparently a financial services or trading platform. Based solely on the docket caption and nature-of-suit code (370 Other Fraud), the complaint appears to claim that the defendant engaged in fraudulent conduct affecting users or customers, though the specific allegations cannot be determined from the limited docket metadata available.

Filed: April 27, 2026
Represents: Kalshi Inc

“Recovery” and “exposure” refer to total disclosed settlement funds in associated cases, not money personally won or lost by an attorney. Settlements generally resolve disputed allegations without a finding that either side won. Data comes from public court dockets and may be incomplete.