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FISV +12.7%: one of its biggest daily moves this year. FISERV INC moved 13.5 points more than its sector, on 2.7× its usual volume.

2026-11-03 · FISV

FISV +12.7%: one of its biggest daily moves this year

FISERV INC moved 13.5 points more than its sector, on 2.7× its usual volume.

The story in plain words

Tuesday, November 3, 2026. FISV +12.7%: one of its biggest daily moves this year. FISERV INC moved 13.5 points more than its sector, on 2.7× its usual volume.

What the data shows for Fiserv (FISV): FISV +12.7% today. Its sector fund (XLF) −0.8% today. S&P 500 (SPY) +0.3% today.

Worked out from that data: 13.5 points more than its sector. Volume 2.7× its 20-day average. Its biggest daily move in the past 250 trading days. After the 7 most similar FISV days since Nov 17, 2021, the stock was higher 5 days later 3 of 7 times (History, not a forecast).

Possible contributors. These line up in time with the move; they are not confirmed causes: News: “Fiserv Just Gained 17% in a Month: Take Profits, or Buy More?” (Published around the move. Timing only, not a confirmed cause). News: “Fiserv, Inc. Q3 2026 Earnings Call Summary” (Published around the move. Timing only, not a confirmed cause). 8-K filed: Earnings results (Filed around the move. Timing only).

About the company: Fiserv trades as FISV and is part of the S&P 500, in the Financials sector (Transaction & Payment Processing Services), headquartered in Brookfield, Wisconsin, founded in 1984.

This is one of CookieStocks’ daily stock stories about unusually large one-day price moves in S&P 500 stocks, measured against each stock’s own history, its sector and its usual volume. Stories are found automatically each trading day from market data and SEC filings, and every claim is labelled as observed, calculated or a possible contributor. Statistics only, not investment advice.

Prove it

Every claim on the graphic, labelled: observed (straight from the data), calculated (worked out from it), or possible contributor (lines up in time, not a confirmed cause).

  • OBSERVED
    FISV +12.7% todayNov 3, 2026, 4:35 PM ET
  • OBSERVED
    Its sector fund (XLF) −0.8% todayNov 3, 2026, 4:35 PM ET
  • CALCULATED
    13.5 points more than its sectorHow: stock return − sector fund return · Nov 3, 2026, 4:35 PM ET
  • OBSERVED
    S&P 500 (SPY) +0.3% todayNov 3, 2026, 4:35 PM ET
  • CALCULATED
    Volume 2.7× its 20-day averageHow: today’s volume ÷ average of the last 20 days · Nov 3, 2026, 4:35 PM ET
  • CALCULATED
    Its biggest daily move in the past 250 trading daysHow: share of past daily moves smaller in size · Nov 3, 2026, 4:35 PM ET
  • POSSIBLE CONTRIBUTOR
    News: “Fiserv Just Gained 17% in a Month: Take Profits, or Buy More?”Published around the move. Timing only, not a confirmed cause. · Nov 3, 2026, 2:00 PM ET
  • POSSIBLE CONTRIBUTOR
    News: “Fiserv, Inc. Q3 2026 Earnings Call Summary”Published around the move. Timing only, not a confirmed cause. · Nov 3, 2026, 1:29 PM ET
  • POSSIBLE CONTRIBUTOR
    8-K filed: Earnings resultsFiled around the move. Timing only. · Source: SEC EDGAR · Nov 3, 2026, 3:00 PM ET
  • CALCULATED
    After the 7 most similar FISV days since Nov 17, 2021, the stock was higher 5 days later 3 of 7 timesHistory, not a forecast. · How: same-company days with a move of similar size and direction

Fiserv (FISV) financials and filings →

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Statistics only, not investment advice. Past moves don’t predict future ones. Data as of Nov 3, 2026, 4:35 PM ET.