SPHERE ENTERTAINMENT CO (SPHR) Institutional Ownership Changes & 13F Activity

SPHERE ENTERTAINMENT CO (SPHR). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Ameriprise Financial Inc, Ariel Appreciation Fund, Two Sigma Investments, Lp, Castle Hook Partners Lp, and Assenagon Asset Management S.A..

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Envestnet Asset Management IncSell-1,429-5.4%24,926$4.31MQ2 2026Sep 23, 2026
State Street CorpBuy+58,315+5.7%1,081,969$187.21MQ2 2026Sep 22, 2026
Integrated Wealth Concepts LlcBuy+1,476—1,476$255.39KQ2 2026Sep 09, 2026
Manufacturers Life Insurance Company, TheBuy+1,216+10.4%12,945$2.24MQ2 2026Sep 09, 2026
Cornerstone Financial Management LlcSell-4-100.0%0$0.00Q2 2026Aug 28, 2026
Corient Private Wealth LlcBuy+198+1.3%15,930$2.76MQ2 2026Aug 27, 2026
California State Teachers Retirement SystemSell-568-1.9%29,687$5.14MQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Buy+406,875—406,875$70.40MQ2 2026Aug 21, 2026
Mercer Global Advisors IncBuy+2,757—2,757$477.04KQ2 2026Aug 19, 2026
Fulcrum Asset Management LlpBuy+48—48$8.27KQ2 2026Aug 18, 2026
Empowered Funds, LlcSell-37,000-24.5%114,158$19.75MQ2 2026Aug 17, 2026
Jefferies Financial Group Inc.Sell-6,200-78.0%1,750$302.80KQ2 2026Aug 17, 2026
Capstone Investment Advisors, LlcBuy+284+13.7%2,353$407.14KQ2 2026Aug 17, 2026
Equitable Holdings, Inc.Sell-200-1.9%10,281$1.78MQ2 2026Aug 17, 2026
Ameriprise Financial IncBuy+904,008—904,008$156.42MQ2 2026Aug 14, 2026
Ariel Appreciation FundSell-796,983-32.4%1,665,326$288.15MQ2 2026Aug 14, 2026
Two Sigma Investments, LpSell-602,030-85.3%103,456$17.90MQ2 2026Aug 14, 2026
Castle Hook Partners LpBuy+522,039—522,039$90.33MQ2 2026Aug 14, 2026
Contour Asset Management LlcBuy+354,482—354,482$61.34MQ2 2026Aug 14, 2026
Invesco Ltd.Buy+324,441—324,441$56.14MQ2 2026Aug 14, 2026
Balyasny Asset Management L.P.Sell-162,032-62.4%97,504$16.87MQ2 2026Aug 14, 2026
Steadfast Capital Management LpSell-161,000-22.6%550,661$95.28MQ2 2026Aug 14, 2026
Millennium Management LlcBuy+148,708+358.1%190,239$32.92MQ2 2026Aug 14, 2026
Nearwater Capital Markets, LtdSell-145,800-38.9%229,200$39.66MQ2 2026Aug 14, 2026
Trexquant Investment LpSell-122,520-89.8%13,980$2.42MQ2 2026Aug 14, 2026
Carronade Capital Management, LpBuy+111,631+244.3%157,326$27.22MQ2 2026Aug 14, 2026
Hsbc Holdings PlcBuy+106,655+1021.1%117,100$20.29MQ2 2026Aug 14, 2026
Goldman Sachs Group IncSell-96,375-28.4%243,263$42.09MQ2 2026Aug 14, 2026
Squarepoint Ops LlcSell-93,868-70.4%39,480$6.83MQ2 2026Aug 14, 2026
Bridgeway Capital Management, LlcSell-68,506-26.8%186,713$32.31MQ2 2026Aug 14, 2026
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Frequently asked questions about SPHR activity

  • Which institutional owners are buying SPHR?

    Institutional owners buying SPHR include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in SPHR activity?

    "Buy" means an investor increased their reported position in SPHR compared to the prior reporting period. This reflects growing exposure to SPHERE ENTERTAINMENT CO (SPHR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in SPHR increasing?

    Institutional interest in SPHR can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.