Kalshi investigates wagers placed before Trump press secretary pick

Kalshi has opened an investigation into suspicious trades tied to the selection of Katie Zacharia as White House press secretary, after at least three small wagers placed before the news emerged positioned traders for thousands of dollars in profits.

The Wall Street Journal reported the investigation on Friday, citing a company spokesperson. Kalshi declined to comment on the report when Reuters asked, in the wire service's Oct. 9 account. The distinction matters: the investigation itself is confirmed only through the Journal's spokesperson citation, with no further company statement on the record.

The tickets were small and the timing tight. A $19 bet placed late Thursday is set to pay $1,896, while wagers of about $74 and $80 placed Friday are expected to pay $3,689 and $4,023 respectively, the Journal reported. The two Friday bets landed around 1:41 p.m. ET, shortly before the press reported the appointment, The Verge confirmed on Oct. 9. Zacharia, a conservative commentator who previously worked briefly at the Department of Homeland Security, had traded at about a 1 percent chance on Kalshi before the announcement, according to the Reuters version.

Why small stakes pay thousands

Prediction markets pay fixed amounts on yes-or-no outcomes, usually $1 per winning share. A contract bought near 1 percent odds returns roughly a hundred to one when it lands, which is how $19 becomes $1,896 without a large stake or a complex scheme. The payout math is mechanical. The open question is informational: who placed bets hours before a personnel announcement, and what did they know.

That question has followed the industry all year. Prediction markets, where users wager on outcomes from sports to world events, have faced growing scrutiny over the risk of traders profiting from inside information, as noted Oct. 9. In July, Trump's teleprompter operator came under investigation by the Commodity Futures Trading Commission over potential insider trading, according to the same report. No connection between that probe and the press-secretary wagers has been alleged.

The Verge's Oct. 9 confirmation, by senior reporter Jay Peters, framed the episode plainly: Trump announced Zacharia during the day, and three small bets had been placed the day before and that day, per that account. The Thursday ticket and the two Friday tickets tell the timing story in miniature. One wager went in late Thursday before any public signal, then two more landed Friday at 1:41 p.m. ET, shortly before the press reported the appointment. It describes all three payouts as expected rather than settled, writing that the positions are "expected to pay out," in its quotation of the paywalled original.

No finding of wrongdoing has been announced. No accounts have been named, and Kalshi has not said what would follow for wagers placed on nonpublic information if the investigation confirms it. The wire relay, reported by Natalia Bueno Rebolledo in Mexico City with Pragyan Kalita and edited by Anil D'Silva, timestamps the wire to Oct. 9, and the Economic Times repeated the account on Oct. 11 with matching figures. The relay timeline ran overnight: Friday's report, The Verge at 10:56 p.m. UTC on Oct. 9, the wire the same day, the Star's page stamped Oct. 10 at 7:38 a.m. Malaysian time. The original sits behind a paywall and was not opened directly, so every figure here comes from the readable relays, which agree throughout. Two gaps remain in the public record. None of the readable relays names the accounts behind the wagers, and none gives the exact minute of the White House announcement against which to measure the 1:41 p.m. ET tickets.

The episode sits beside a wider legal storm. The CFTC moved Oct. 9 to define event contracts as swaps while excluding casino wagers, and the Sixth Circuit ruled Sept. 25 that Kalshi had not shown its sports-event contracts qualify as swaps. Neither action touches the press-secretary market directly.