SPHERE ENTERTAINMENT CO SPHR
CL A · Common Stock · CUSIP 55826T102
American holding company in New York City
- SectorConsumer discretionary
- IndustryServices-Amusement & Recreation Services
- HeadquartersNew York, NY
- Websitesphereentertainmentco.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($34.7m this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $95.08. Options: 18 managers hold calls ($194.6m notional), 15 hold puts ($85.0m).
Trends to Q4 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 192 |
| Q4 2022 | 186 |
| Q1 2023 | 190 |
| Q2 2023 | 179 |
| Q3 2023 | 197 |
| Q4 2023 | 202 |
| Q1 2024 | 210 |
| Q2 2024 | 211 |
| Q3 2024 | 215 |
| Q4 2024 | 227 |
| Q1 2025 | 214 |
| Q2 2025 | 225 |
| Q3 2025 | 260 |
| Q4 2025 | 318 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q1 2024 | 105 | 94 |
| Q2 2024 | 109 | 91 |
| Q3 2024 | 100 | 102 |
| Q4 2024 | 101 | 92 |
| Q1 2025 | 89 | 98 |
| Q2 2025 | 120 | 84 |
| Q3 2025 | 128 | 107 |
| Q4 2025 | 170 | 118 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q1 2025 | $94.4m | $41.5m | 0.44 |
| Q2 2025 | $68.1m | $56.4m | 0.83 |
| Q3 2025 | $124.7m | $100.6m | 0.81 |
| Q4 2025 | $194.6m | $85.0m | 0.44 |
Biggest buyers
| SAMLYN CAPITAL, LLC | New | +606.5k |
| GILDER GAGNON HOWE & CO LLC | New | +561.1k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | New | +419.7k |
| AMERIPRISE FINANCIAL INC | Added | +365.4k |
| JANE STREET GROUP, LLC | Added | +325.9k |
| MILLENNIUM MANAGEMENT LLC | Added | +325.8k |
| FRED ALGER MANAGEMENT, LLC | Added | +276.2k |
| TWO SIGMA INVESTMENTS, LP | Added | +238.9k |
| TWO SIGMA ADVISERS, LP | Added | +218.0k |
| NEUBERGER BERMAN GROUP LLC | New | +183.2k |
Biggest sellers
| ARIEL INVESTMENTS, LLC | Reduced | -2.8m |
| Balyasny Asset Management L.P. | Sold out | -712.3k |
| J. Goldman & Co LP | Sold out | -592.8k |
| JPMORGAN CHASE & CO | Reduced | -349.3k |
| Woodline Partners LP | Sold out | -330.0k |
| CITADEL ADVISORS LLC | Reduced | -274.6k |
| Point72 Asset Management, L.P. | Sold out | -223.5k |
| ROYAL BANK OF CANADA | Reduced | -214.6k |
| STEADFAST CAPITAL MANAGEMENT LP | Reduced | -188.6k |
| DIMENSIONAL FUND ADVISORS LP | Reduced | -173.9k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $54.0m567.8k shares |
| CITADEL ADVISORS LLC | Added | $46.1m484.9k shares |
| JANE STREET GROUP, LLC | Added | $21.7m228.4k shares |
| GROUP ONE TRADING LLC | Reduced | $15.5m162.7k shares |
| IMC-Chicago, LLC | Added | $15.4m162.1k shares |
| D. E. Shaw & Co., Inc. | Added | $11.5m120.8k shares |
| CITIGROUP INC | New | $10.0m105.1k shares |
| Verition Fund Management LLC | Unchanged | $4.8m50.0k shares |
| Walleye Capital LLC | Added | $2.7m28.7k shares |
| Centiva Capital, LP | Unchanged | $2.4m25.0k shares |
Biggest puts
| CITADEL ADVISORS LLC | Reduced | $19.2m202.4k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $12.8m135.1k shares |
| D. E. Shaw & Co., Inc. | Reduced | $12.3m129.3k shares |
| DLD Asset Management, LP | Unchanged | $10.7m112.0k shares |
| GROUP ONE TRADING LLC | Reduced | $8.6m90.1k shares |
| IMC-Chicago, LLC | Added | $8.2m86.4k shares |
| SIMPLEX TRADING, LLC | Reduced | $3.0m31.8k shares |
| JANE STREET GROUP, LLC | Reduced | $2.8m29.3k shares |
| TUDOR INVESTMENT CORP ET AL | New | $1.9m20.3k shares |
| CAPITAL FUND MANAGEMENT S.A. | New | $1.8m18.5k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| DOLAN JAMES LAWRENCE 13D · may seek influence +1.5 pts · filed 2026-10-22 | 14.5% |
| BlackRock, Inc. 13G · institution new · filed 2026-04-07 | 13.5% |
DOLAN CHARLES F
13D · may seek influence
filed 2024-12-31
Stated purposeThe disclosure in Item 4 is hereby amended by adding the following at the end thereof: Charles F. Dolan passed away on December 28, 2024. As a result, as described in Exhibit A to Amendment No. 3, each child of Charles F. Dolan has the power to appoint additional or successor Trustees, including himself or herself, and to remove Trustees with respect to the 2009 Family Trust for his or her benefit. Accordingly, James L. Dolan, Thomas C. Dolan, Kathleen M. Dolan, Marianne Dolan Weber and Deborah A. Dolan-Sweeney may each be deemed to beneficially own the shares owned of record by the 2009 Family Trust for his or her benefit (as reflected in Items 7 through 13 of each such person's cover page to this Amendment No. 4). Each of them disclaims beneficial ownership of the shares of Class A Comm… Full filing |
12.3% |
| MORGAN STANLEY 13G · institution +1.3 pts · filed 2026-08-12 | 8.3% |
| ARIEL INVESTMENTS, LLC 13G · institution -2.8 pts · filed 2026-08-14 | 5.8% |
| BARCLAYS PLC 13G · institution new · filed 2025-05-13 | 5.8% |
| VANGUARD PORTFOLIO MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 5.4% |
Fell to 5% or below in the last year: GAMCO INVESTORS, INC. ET AL (1.9%, 2026-08-14), VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD PORTFOLIO MANAGEMENT LLC), BANK OF NOVA SCOTIA (3.1%, 2026-01-27), Point72 Asset Management, L.P. (0.8%, 2025-11-14)
Insider purchases and sales in Q4 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q1 2024 | 1 | $10.7m | 2 | $815.5k | — |
| Q2 2024 | 0 | — | 0 | — | — |
| Q3 2024 | 0 | — | 0 | — | — |
| Q4 2024 | 0 | — | 0 | — | — |
| Q1 2025 | 0 | — | 0 | — | — |
| Q2 2025 | 0 | — | 0 | — | — |
| Q3 2025 | 0 | — | 0 | — | — |
| Q4 2025 | 0 | — | 0 | — | — |
None reported in Q4 2025.
Holders, Q4 2025
| Manager | Shares | Change |
|---|---|---|
| ARIEL INVESTMENTS, LLC 3.25% of their portfolio | 3.2m $301.3m | Reduced -2.8m |
| VANGUARD GROUP INC 0.00% of their portfolio | 2.7m $252.3m | Reduced -12.7k |
| Jericho Capital Asset Management L.P. 2.82% of their portfolio | 2.6m $247.7m | Reduced -100.0k |
| BlackRock, Inc. 0.00% of their portfolio | 2.1m $195.8m | Added +22.3k |
| MORGAN STANLEY 0.01% of their portfolio | 1.9m $182.7m | Added +182.0k |
| STEADFAST CAPITAL MANAGEMENT LP 1.78% of their portfolio | 1.1m $101.5m | Reduced -188.6k |
| DIMENSIONAL FUND ADVISORS LP 0.02% of their portfolio | 917.9k $87.3m | Reduced -173.9k |
| GAMCO INVESTORS, INC. ET AL 0.78% of their portfolio | 858.9k $81.7m | Reduced -14.7k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 647.8k $61.6m | Reduced -23.3k |
| STATE STREET CORP 0.00% of their portfolio | 632.0k $60.1m | Reduced -5.3k |
| SAMLYN CAPITAL, LLC 0.92% of their portfolio | 606.5k $57.7m | New |
| GILDER GAGNON HOWE & CO LLC 0.56% of their portfolio | 561.1k $53.4m | New |
| GABELLI FUNDS LLC 0.35% of their portfolio | 539.7k $51.3m | Reduced -8.4k |
| DEUTSCHE BANK AG\ 0.02% of their portfolio | 493.3k $46.9m | Reduced -46.7k |
| MILLENNIUM MANAGEMENT LLC 0.03% of their portfolio | 460.6k $43.8m | Added +325.8k |
| JANE STREET GROUP, LLC 0.05% of their portfolio | 423.4k $40.3m | Added +325.9k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.07% of their portfolio | 419.7k $39.9m | New |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 374.9k $35.6m | Added +365.4k |
| TWO SIGMA INVESTMENTS, LP 0.05% of their portfolio | 365.0k $34.7m | Added +238.9k |
| UBS Group AG 0.01% of their portfolio | 352.0k $33.5m | Added +121.8k |
| FRED ALGER MANAGEMENT, LLC 0.13% of their portfolio | 350.8k $33.4m | Added +276.2k |
| Luxor Capital Group, LP 4.72% of their portfolio | 333.4k $31.7m | Added +146.2k |
| Avantyr Capital Partners, LP 1.85% of their portfolio | 325.0k $30.9m | First filing |
| SYSTEMATIC FINANCIAL MANAGEMENT LP 0.69% of their portfolio | 306.4k $29.1m | Reduced -38.6k |
| Walleye Capital LLC 0.17% of their portfolio | 304.2k $28.9m | Reduced -48.8k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 303.9k $28.9m | Reduced -52.7k |
| BNP PARIBAS FINANCIAL MARKETS 0.02% of their portfolio | 300.5k $28.6m | Added +59.6k |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.56% of their portfolio | 283.0k $26.9m | Reduced -54.5k |
| MANE GLOBAL CAPITAL MANAGEMENT LP 1.46% of their portfolio | 280.5k $26.7m | Reduced -76.0k |
| TWO SIGMA ADVISERS, LP 0.05% of their portfolio | 269.3k $25.6m | Added +218.0k |
| Nearwater Capital Markets, Ltd 0.41% of their portfolio | 250.0k $23.8m | Unchanged |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 225.3k $21.4m | Reduced -2.8k |
| RENAISSANCE TECHNOLOGIES LLC 0.03% of their portfolio | 224.0k $21.3m | Added +117.3k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 220.8k $21.0m | Reduced -107.7k |
| Islander Capital Partners, L.P. 9.43% of their portfolio | 220.0k $20.9m | First filing |
| Metavasi Capital LP 9.14% of their portfolio | 218.1k $20.7m | Added +68.4k |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC 0.07% of their portfolio | 212.1k $20.2m | Added +171.3k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.01% of their portfolio | 208.7k $19.8m | Added +62.7k |
| NORGES BANK 0.00% of their portfolio | 198.7k $18.9m | Not comparable |
| Invesco Ltd. 0.00% of their portfolio | 191.5k $18.2m | Added +106.5k |
| NEUBERGER BERMAN GROUP LLC 0.01% of their portfolio | 183.2k $17.4m | New |
| Portolan Capital Management, LLC 0.89% of their portfolio | 175.6k $16.7m | Reduced -32.8k |
| FEDERATED HERMES, INC. 0.03% of their portfolio | 172.2k $16.4m | Added +171.0k |
| Holocene Advisors, LP 0.03% of their portfolio | 169.6k $16.1m | Reduced -34.7k |
| LANDSCAPE CAPITAL MANAGEMENT, L.L.C. 1.08% of their portfolio | 169.1k $16.1m | Reduced -74.1k |
| O'Keefe Stevens Advisory, Inc. 4.14% of their portfolio | 167.6k $15.9m | Reduced -39.1k |
| MARSHALL WACE, LLP 0.02% of their portfolio | 166.8k $15.9m | New |
| Empowered Funds, LLC 0.26% of their portfolio | 163.4k $15.5m | Reduced -24.1k |
| Capitolis Liquid Global Markets LLC 0.09% of their portfolio | 150.8k $14.3m | Unchanged |
| D. E. Shaw & Co., Inc. 0.01% of their portfolio | 132.4k $12.6m | Added +59.8k |
| Nuveen, LLC 0.00% of their portfolio | 131.8k $12.5m | Reduced -730 |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 130.5k $12.4m | Reduced -349.3k |
| HRT FINANCIAL LP 0.05% of their portfolio | 125.0k $11.9m | Added +62.8k |
| PINNACLE ASSOCIATES LTD 0.15% of their portfolio | 121.0k $11.5m | Reduced -3.4k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 119.6k $11.4m | Reduced -214.6k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 114.9k $10.9m | Added +63.7k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 112.0k $10.7m | Added +5.9k |
| Trexquant Investment LP 0.09% of their portfolio | 111.6k $10.6m | Added +22.7k |
| CITIGROUP INC 0.01% of their portfolio | 111.4k $10.6m | Added +60.8k |
| PDT Partners, LLC 0.68% of their portfolio | 110.8k $10.5m | Reduced -6.3k |
| Nicholas Investment Partners, LP 0.76% of their portfolio | 109.4k $10.4m | Added +28.1k |
| North Star Investment Management Corp. 0.63% of their portfolio | 106.1k $10.1m | Reduced -33.5k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 105.8k $10.1m | Reduced -47.8k |
| Washington Trust Advisors, Inc. 0.75% of their portfolio | 103.4k $9.8m | Reduced -75.1k |
| Engineers Gate Manager LP 0.11% of their portfolio | 96.0k $9.1m | Added +85.2k |
| Baird Financial Group, Inc. 0.01% of their portfolio | 95.3k $9.1m | New |
| MOORE CAPITAL MANAGEMENT, LP 0.18% of their portfolio | 92.6k $8.8m | New |
| PEAK6 LLC 0.12% of their portfolio | 90.4k $8.6m | Added +39.4k |
| BARCLAYS PLC 0.00% of their portfolio | 89.8k $8.5m | Added +50.6k |
| SG Americas Securities, LLC 0.01% of their portfolio | 87.3k $8.3m | Added +40.0k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 83.7k $8.0m | Reduced -1.7k |
| Squarepoint Ops LLC 0.02% of their portfolio | 83.6k $7.9m | Added +1.6k |
| Quinn Opportunity Partners LLC 0.34% of their portfolio | 83.0k $7.9m | Added +48.0k |
| Empire Life Investments Inc. 0.44% of their portfolio | 81.3k $7.7m | New |
| TUDOR INVESTMENT CORP ET AL 0.04% of their portfolio | 80.6k $7.7m | New |
| Creek Drive Management Group LLC 5.57% of their portfolio | 79.5k $7.6m | First filing |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 78.9k $7.5m | Added +3.2k |
| Quantbot Technologies LP 0.22% of their portfolio | 68.1k $6.5m | Added +48.5k |
| Informed Momentum Co LLC 0.71% of their portfolio | 67.2k $6.4m | New |
| LORD, ABBETT & CO. LLC 0.02% of their portfolio | 57.7k $5.5m | New |
| RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio | 57.7k $5.5m | Reduced -3.0k |
| FMR LLC 0.00% of their portfolio | 55.3k $5.3m | Added +11.8k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.02% of their portfolio | 53.5k $5.1m | New |
| Aquatic Capital Management LLC 0.14% of their portfolio | 52.9k $5.0m | New |
| Brevan Howard Capital Management LP 0.10% of their portfolio | 52.7k $5.0m | Added +5.8k |
| ExodusPoint Capital Management, LP 0.05% of their portfolio | 51.9k $4.9m | Reduced -5.8k |
| Swiss National Bank 0.00% of their portfolio | 50.7k $4.8m | Reduced -200 |
| PINNBROOK CAPITAL MANAGEMENT LP 1.22% of their portfolio | 49.8k $4.7m | Added +738 |
| HORIZON KINETICS ASSET MANAGEMENT LLC 0.06% of their portfolio | 47.5k $4.5m | Reduced -1.9k |
| Voleon Capital Management LP 0.10% of their portfolio | 47.5k $4.5m | Added +28.8k |
| Verition Fund Management LLC 0.02% of their portfolio | 46.3k $4.4m | Reduced -116.5k |
| OSAIC HOLDINGS, INC. 0.01% of their portfolio | 42.5k $4.0m | Added +7.7k |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 42.2k $4.0m | Reduced -5.2k |
| SIMPLEX TRADING, LLC 0.11% of their portfolio | 41.4k $3.9m | Added +10.9k |
| CAPITAL FUND MANAGEMENT S.A. 0.04% of their portfolio | 40.9k $3.9m | Reduced -18.5k |
| FIRST TRUST ADVISORS LP 0.00% of their portfolio | 37.9k $3.6m | Added +25.8k |
| VICTORY CAPITAL MANAGEMENT INC 0.00% of their portfolio | 37.7k $3.6m | Reduced -21.8k |
| GROUP ONE TRADING LLC 0.10% of their portfolio | 36.5k $3.5m | Reduced -92.8k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 36.3k $3.4m | Added +145 |
| AQR CAPITAL MANAGEMENT LLC 0.00% of their portfolio | 36.2k $3.4m | Added +23.3k |