GREENIDGE GENERATION HOLDING (GREE) Institutional Ownership Changes & 13F Activity

GREENIDGE GENERATION HOLDING (GREE). 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 Vanguard Capital Management Llc, Gsa Capital Partners Llp, Geode Capital Management, Llc, Xtx Topco Ltd, and Vanguard Fiduciary Trust Co.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Citadel Advisors LlcBuy+20,86420,864$37.35KQ2 2026Sep 02, 2026
Jane Street Group, LlcBuy+22,265+85.6%48,274$86.41KQ2 2026Aug 14, 2026
Barclays PlcBuy+263263$471.00Q2 2026Aug 14, 2026
Vanguard Capital Management LlcBuy+87,686+72.1%209,268$374.59KQ2 2026Aug 13, 2026
Vanguard Fiduciary Trust CoBuy+36,234+80.7%81,123$145.21KQ2 2026Aug 13, 2026
Renaissance Technologies LLCBuy+12,000+13.6%100,300$179.54KQ2 2026Aug 13, 2026
Centiva Capital, LpBuy+9,033+24.2%46,406$83.07KQ2 2026Aug 13, 2026
Ubs Group AgSell-6,798-13.6%43,131$77.20KQ2 2026Aug 13, 2026
Northern Trust CorpBuy+1,066+3.6%30,872$55.26KQ2 2026Aug 13, 2026
Geode Capital Management, LlcSell-52,099-29.2%126,147$225.82KQ2 2026Aug 12, 2026
Jpmorgan Chase & CoBuy+11$2.00Q2 2026Aug 12, 2026
Tower Research Capital Llc (Trc)Sell-4,669-63.5%2,678$4.79KQ2 2026Aug 11, 2026
Gsa Capital Partners LlpSell-63,157-25.4%185,730$332.00KQ2 2026Aug 06, 2026
Sbi Securities Co., Ltd.Sell-439-16.8%2,180$3.90KQ2 2026Jul 23, 2026
Sowell Financial Services LlcBuy+19,00219,002$34.01KQ2 2026Jul 20, 2026
Ewa, LlcSell-24-0.2%10,673$19.11KQ2 2026Jul 14, 2026
Xtx Topco LtdSell-37,955-100.0%0$0.00Q2 2026May 15, 2026
Dynamic Technology Lab Private LtdSell-10,392-100.0%0$0.00Q2 2026May 15, 2026
Citigroup IncSell-841-100.0%0$0.00Q2 2026May 11, 2026
Caitong International Asset Management Co., LtdSell-5-100.0%0$0.00Q2 2026May 11, 2026
Fifth Third BancorpSell-2-100.0%0$0.00Q2 2026May 01, 2026
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Frequently asked questions about GREE activity

  • Which institutional owners are buying GREE?

    Institutional owners buying GREE 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 GREE activity?

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

  • Is institutional interest in GREE increasing?

    Institutional interest in GREE 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.