SPHERE ENTERTAINMENT CO (SPHR): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in SPHR · Communication Services. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
24
13F filers
Aggregate Value
$960.9M
Across holders
Last Price
$157.31
2026-08-24
Sector
Communication Services
GICS
Quarterly fund activity6 increased17 reduced5 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ARIEL INVESTMENTS, LLC CIK 0000936753 | Institutional Manager | 1.67M | $288.2M | 30.0% | 2.9% | Reduced | +$214.6M | Q2 2026 |
| SANDS CAPITAL MANAGEMENT, LLC CIK 0001020066 | Institutional Manager | 1.36M | $235.0M | 24.5% | 0.9% | Added | — | Q2 2026 |
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 766K | $132.5M | 13.8% | 1.2% | Reduced | $-5.0M | Q2 2026 |
| STEADFAST CAPITAL MANAGEMENT LP CIK 0001214822 | Hedge Fund | 551K | $95.3M | 9.9% | 2.9% | Reduced | $-27.9M | Q2 2026 |
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 256K | $44.3M | 4.6% | 0.1% | Reduced | $-52.6M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 190K | $32.9M | 3.4% | 0.0% | Added | +$19.1M | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 179K | $30.9M | 3.2% | 0.0% | Reduced | $-33.4M | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 103K | $17.9M | 1.9% | 0.0% | Reduced | +$17.4M | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 98K | $16.9M | 1.8% | 0.0% | Reduced | $-28.0M | Q2 2026 |
| FRED ALGER MANAGEMENT, LLC CIK 0000003520 | Hedge Fund | 75K | $12.9M | 1.3% | 0.0% | Reduced | $-5.8M | Q2 2026 |
Reduced
Institutional Manager
$288.2M· 30.0% of total· 2.9% port· 1.67M sh· +$214.6M QoQ· Q2 2026
Added
Institutional Manager
$235.0M· 24.5% of total· 0.9% port· 1.36M sh· — QoQ· Q2 2026
Reduced
Institutional Manager
$132.5M· 13.8% of total· 1.2% port· 766K sh· $-5.0M QoQ· Q2 2026
Reduced
Hedge Fund
$95.3M· 9.9% of total· 2.9% port· 551K sh· $-27.9M QoQ· Q2 2026
Reduced
Hedge Fund
$44.3M· 4.6% of total· 0.1% port· 256K sh· $-52.6M QoQ· Q2 2026
Added
Hedge Fund
$32.9M· 3.4% of total· 0.0% port· 190K sh· +$19.1M QoQ· Q2 2026
Reduced
Hedge Fund
$30.9M· 3.2% of total· 0.0% port· 179K sh· $-33.4M QoQ· Q2 2026
Reduced
Hedge Fund
$17.9M· 1.9% of total· 0.0% port· 103K sh· +$17.4M QoQ· Q2 2026
Reduced
Hedge Fund
$16.9M· 1.8% of total· 0.0% port· 98K sh· $-28.0M QoQ· Q2 2026
Reduced
Hedge Fund
$12.9M· 1.3% of total· 0.0% port· 75K sh· $-5.8M QoQ· Q2 2026
Added
Hedge Fund
$12.8M· 1.3% of total· 0.1% port· 74K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$11.1M· 1.2% of total· 0.0% port· 64K sh· $-6.2M QoQ· Q2 2026
Reduced
Hedge Fund
$6.8M· 0.7% of total· 0.0% port· 39K sh· $-16.2M QoQ· Q2 2026
Reduced
Hedge Fund
$5.8M· 0.6% of total· 0.0% port· 34K sh· $-34.8M QoQ· Q2 2026
Reduced
Hedge Fund
$4.9M· 0.5% of total· 0.0% port· 28K sh· $-2.8M QoQ· Q2 2026
Reduced
Hedge Fund
$3.5M· 0.4% of total· 0.0% port· 20K sh· $-910K QoQ· Q2 2026
Reduced
Hedge Fund
$2.5M· 0.3% of total· 0.0% port· 15K sh· $-117K QoQ· Q2 2026
Reduced
Hedge Fund
$2.4M· 0.3% of total· 0.0% port· 14K sh· $-3.8M QoQ· Q2 2026
Reduced
Hedge Fund
$1.7M· 0.2% of total· 0.0% port· 10K sh· $-619K QoQ· Q2 2026
Unchanged
Hedge Fund
$1.6M· 0.2% of total· 0.0% port· 9K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$407K· 0.0% of total· 0.0% port· 2K sh· +$49K QoQ· Q2 2026
Reduced
Hedge Fund
$255K· 0.0% of total· 0.0% port· 1K sh· $-91K QoQ· Q2 2026
Added
Hedge Fund
$105K· 0.0% of total· 0.0% port· 608 sh· $-102K QoQ· Q2 2026
Added
Hedge Fund
$8K· 0.0% of total· 0.0% port· 48 sh· — QoQ· Q2 2026
1–10 of 24
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