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ISSUER PROFILE · CIK 0000908937

Sirius XM Holdings Inc.SIRI

2 13D/G filings 2 distinct filers 38 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d
0.0%
avg 0.0%
Median 60d
0.0%
avg 0.0%
Median 90d
-0.4%
avg -0.4%
Median 180d
—
avg —

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
2
1 SCHEDULE 13D/A · 1 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
38
34 buys · 1 sales
Latest short DTC
7.05
as of 2026-10-15

13D/G Filings Timeline · 2 total

FiledFormFilerStakeSharesIntent
2026-06-10 SCHEDULE 13D/A MALONE JOHN C — 18,420,796 view →
2021-11-04 SC Liberty Media Corp — — view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-03-05 MAFFEI GREGORY B director Gift 1,108 — —
2026-02-27 Zaslav David director Award 104 — —
2026-02-27 Witz Jennifer C director, officer Award 2,048 — —
2026-02-27 Thorsen Wayne officer Award 2,343 — —
2026-02-27 Sud Anjali director Award 104 — —
2026-02-27 Stephenson Dave director Award 70 — —
2026-02-27 Salen Kristina director Award 104 — —
2026-02-27 Rapino Michael director Award 104 — —
2026-02-27 Procope Jonelle director Award 104 — —
2026-02-27 Mothner Eve officer Award 2,203 — —
2026-02-27 MALONE EVAN DANIEL director Award 104 — —
2026-02-27 Greenstein Scott Andrew officer Award 511 — —
2026-02-27 HARTENSTEIN EDDY W director Award 104 — —
2026-02-27 MAFFEI GREGORY B director Award 66,862 — —
2026-02-27 Coughlin Zachary officer Award 3,781 — —
2026-02-11 Mothner Eve officer Award 96,579 — —
2026-02-11 Mothner Eve officer Award 72,434 — —
2026-02-10 Coughlin Zachary officer Award 193,335 — —
2026-02-10 Thorsen Wayne officer Award 96,667 — —
2026-02-10 Coughlin Zachary officer Award 96,667 — —
2026-02-05 Witz Jennifer C director, officer Award 134,609 — —
2025-12-31 Witz Jennifer C director, officer F 12,406 $20.22 $251K
2025-12-16 Thorsen Wayne officer F 28,750 $21.54 $619K
2025-11-21 Zaslav David director Award 98 — —
2025-11-21 Salen Kristina director Award 98 — —
Showing 25 of 38

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-10-15 30,404,445 7.05 -18.9%
2026-09-30 37,493,814 7.49 +1.4%
2026-09-15 36,971,997 9.83 +16.4%
2026-08-31 31,763,443 10.44 -9.5%
2026-08-14 35,096,906 8.21 +1.0%
2026-07-31 34,736,975 8.61 -5.4%
2026-07-15 36,718,070 9.54 +0.8%
2026-06-30 36,423,582 7.21 -0.4%
2026-06-15 36,583,670 4.80 +30.6%
2026-05-29 28,005,913 5.80 -4.2%
2026-05-15 29,222,226 7.74 +1.3%
2026-04-30 28,852,679 3.39 -7.7%

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