DEEP FISSION INC (FISN) Institutional Ownership Changes & 13F Activity

DEEP FISSION INC (FISN). 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 Blue Owl Capital Holdings Lp, Elevation Wealth Management Llc, Ubs Group Ag, Consolidated Press International Holdings Ltd, and Citadel Advisors Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Citadel Advisors LlcBuy+110,000110,000$1.21MQ2 2026Sep 02, 2026
Goldman Sachs Group IncBuy+17,37317,373$191.80KQ2 2026Aug 14, 2026
Prelude Capital Management, LlcBuy+14,71414,714$162.44KQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+335335$3.70KQ2 2026Aug 14, 2026
Jones Financial Companies LllpBuy+300300$3.23KQ2 2026Aug 14, 2026
Ubs Group AgBuy+198,497198,497$2.19MQ2 2026Aug 13, 2026
Consolidated Press International Holdings LtdBuy+133,333133,333$1.47MQ2 2026Aug 13, 2026
Morgan StanleyBuy+6,0506,050$66.79KQ2 2026Aug 13, 2026
Geode Capital Management, LlcBuy+27,33327,333$301.76KQ2 2026Aug 12, 2026
Us Bancorp \De\Buy+1,1001,100$12.14KQ2 2026Aug 12, 2026
Blue Owl Capital Holdings LpBuy+1,333,3331,333,333$14.72MQ2 2026Aug 11, 2026
National Bank Of CanadaBuy+200200$2.16KQ2 2026Aug 10, 2026
Lpl Financial LlcBuy+70,85870,858$782.27KQ2 2026Aug 07, 2026
Clearstead Advisors, LlcBuy+500500$5.52KQ2 2026Aug 06, 2026
Citigroup IncBuy+22$22.00Q2 2026Aug 03, 2026
Elevation Wealth Management LlcBuy+298,335298,335$3.29MQ2 2026Jul 29, 2026
Bhk Investment Advisors, LlcBuy+15,00015,000$165.60KQ2 2026Jul 28, 2026
Traphagen Investment Advisors LlcBuy+13,66613,666$150.87KQ2 2026Jul 16, 2026
Fny Investment Advisers, LlcBuy+500500$5.00KQ2 2026Jul 08, 2026
Chapin Davis, Inc.Buy+19,00019,000$209.76KQ2 2026Jul 07, 2026
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Frequently asked questions about FISN activity

  • Which institutional owners are buying FISN?

    Institutional owners buying FISN 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 FISN activity?

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

  • Is institutional interest in FISN increasing?

    Institutional interest in FISN 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.