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ISSUER PROFILE · CIK 0001795250 · CUSIP 55826T102

Sphere Entertainment Co.SPHR

3 13D/G filings 2 distinct filers 0 insider transactions (365d)

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

Median 30d
avg —
Median 60d
avg —
Median 90d
avg —
Median 180d
avg —

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

Cross-Reference Snapshot

Activist filings
3
1 SCHEDULE · 2 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
13.02
as of 2026-05-29

13D/G Filings Timeline · 3 total

FiledFormFilerStakeSharesIntent
2025-02-04 SCHEDULE DOLAN JAMES LAWRENCE 12.30% 4,052,862 view →
2021-07-14 SC DOLAN CHARLES F view →
2021-03-30 SC DOLAN CHARLES F view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-05-29 7,181,667 13.02 -2.7%
2026-05-15 7,381,867 8.45 +5.4%
2026-04-30 7,002,108 11.96 -9.3%
2026-04-15 7,718,612 11.29 +3.1%
2026-03-31 7,488,185 6.50 +6.3%
2026-03-13 7,044,762 7.46 -2.4%
2026-02-27 7,220,974 11.93 -3.5%
2026-02-13 7,484,529 7.95 +3.5%
2026-01-30 7,234,348 11.54 +0.5%
2026-01-15 7,202,001 8.38 +6.7%
2025-12-31 6,752,730 8.84 +2.5%
2025-12-15 6,590,297 9.28 -6.2%

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