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Why is $SIRI stock moving today?

Sirius XM Holdings, Inc · RADIO BROADCASTING STATIONS

Why is $SIRI moving today?

The likely driver

SIRIUS XM HOLDINGS INC.: Q2 FY2026 results, three months to Jun 30, 2026
SIRIUS XM HOLDINGS INC.: Q2 FY2026 results, three months to Jun 30, 2026
SEC filing · Jul 30

The numbers behind the move

Short interest
126.4% of float
Days to cover
10.4d
Float
25.1M · High
Float rotation
0.1x

SIRI: 126.4% of the float is sold short (10.4 days to cover).

Price
$29.15
Move today
+0.0%
Volume vs avg
0.0x
Scanner alerts today
0
Flagged in 30 days
136
Market cap
$9.8B
Prev close
$29.15
Avg volume
4.1M

Nothing has triggered on SIRI yet in this session. Our scanner has flagged it 136 times in the last 30 days , most recently on September 11 for big percentage moves, unusual volume, which is why this page is here. See the full SIRI page for the chart and the alert history.

Earlier scanner activity on SIRI

  • Sep 11Unusual volume (RVOL) alert
  • Sep 11Unusual volume (RVOL) alert
  • Sep 11Unusual volume (RVOL) alert
  • Sep 10Unusual volume (RVOL) alert
  • Sep 10Unusual volume (RVOL) alert
  • Sep 9Unusual volume (RVOL) alert
  • Sep 9Unusual volume (RVOL) alert
  • Sep 9Unusual volume (RVOL) alert
  • Sep 9Unusual volume (RVOL) alert
  • Sep 9Unusual volume (RVOL) alert
  • Sep 8Unusual volume (RVOL) alert
  • Sep 8Unusual volume (RVOL) alert

Prior sessions in the last 30 days. A name our scanner keeps flagging is behaving differently from the rest of the market, even on a quiet day.

Full $SIRI page →Live chartTrending stocks

Other stocks moving today

$DBVT -8.6%$OMDA -8.6%$ALDX -8.2%$FXHO -8.1%$ASPI -7.8%$OSTX -7.7%$GMTL -7.4%$CRBU -7.3%

Each opens that stock’s own why-is-it-moving page.

Move and volume are based on the latest market data and refresh live on this page. Scanner alerts are our own real-time unusual-volume signals. This is research, not investment advice.