YORK SPACE SYSTEMS INC (YSS) Institutional Ownership Changes & 13F Activity

YORK SPACE SYSTEMS INC (YSS). 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 Mirae Asset Global Etfs Holdings Ltd., Westwood Holdings Group Inc, Wellington Management Group Llp, State Street Corp, and Hood River Capital Management Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Caz Investments LpSell-4,500-75.0%1,500$36.93KQ2 2026Oct 09, 2026
Envestnet Asset Management IncBuy+12,029—12,029$296.15KQ2 2026Sep 23, 2026
State Street CorpBuy+1,087,889+314.4%1,433,938$35.30MQ2 2026Sep 22, 2026
Integrated Wealth Concepts LlcBuy+14,408—14,408$354.73KQ2 2026Sep 09, 2026
Manufacturers Life Insurance Company, TheBuy+14,218—14,218$350.05KQ2 2026Sep 09, 2026
Citadel Advisors LlcSell-920,610-97.1%27,283$671.71KQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+250—250$6.16KQ2 2026Aug 24, 2026
Denver Pwm, LlcBuy+15,000—15,000$163.95KQ2 2026Aug 18, 2026
Public Employees Retirement System Of OhioBuy+33,707+280.4%45,730$1.13MQ2 2026Aug 17, 2026
Mirae Asset Global Etfs Holdings Ltd.Buy+1,361,373+16296.1%1,369,727$33.72MQ2 2026Aug 14, 2026
Westwood Holdings Group IncBuy+1,327,720+324.5%1,736,906$42.76MQ2 2026Aug 14, 2026
Wellington Management Group LlpSell-1,155,100-87.0%171,853$4.23MQ2 2026Aug 14, 2026
Hood River Capital Management LlcBuy+975,432+98.7%1,963,942$48.35MQ2 2026Aug 14, 2026
Frontier Capital Management Co LlcBuy+733,025—733,025$18.05MQ2 2026Aug 14, 2026
Lord, Abbett & Co. LlcSell-662,880-81.0%155,096$3.82MQ2 2026Aug 14, 2026
Exoduspoint Capital Management, LpBuy+570,784—570,784$14.05MQ2 2026Aug 14, 2026
Systematic Financial Management LpBuy+504,266+110.4%961,190$23.66MQ2 2026Aug 14, 2026
Granahan Investment Management, LlcSell-499,420-51.6%468,190$11.53MQ2 2026Aug 14, 2026
Ae Industrial Partners, LpBuy+430,134+3.8%11,728,057$288.74MQ2 2026Aug 14, 2026
Nissay Asset Management Corp /JapanBuy+345,127—345,127$8.50MQ2 2026Aug 14, 2026
Balyasny Asset Management L.P.Sell-300,134-98.4%4,904$120.74KQ2 2026Aug 14, 2026
Toronto Dominion BankBuy+263,000—263,000$6.48MQ2 2026Aug 14, 2026
Bank Of America CorpBuy+259,577+234.2%370,425$9.12MQ2 2026Aug 14, 2026
Sei Investments CoBuy+217,168+52.3%632,624$15.58MQ2 2026Aug 14, 2026
Ghisallo Capital Management LlcSell-207,837-51.0%200,000$4.92MQ2 2026Aug 14, 2026
Longaeva Partners L.P.Sell-184,669-87.9%25,331$623.65KQ2 2026Aug 14, 2026
Susquehanna International Group, LlpBuy+140,400+1192.3%152,176$3.75MQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+102,991+192.0%156,640$3.86MQ2 2026Aug 14, 2026
Seven Grand Managers, LlcSell-100,000-66.7%50,000$1.23MQ2 2026Aug 14, 2026
Brevan Howard Capital Management LpSell-92,472-85.1%16,239$399.80KQ2 2026Aug 14, 2026
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Frequently asked questions about YSS activity

  • Which institutional owners are buying YSS?

    Institutional owners buying YSS 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 YSS activity?

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

  • Is institutional interest in YSS increasing?

    Institutional interest in YSS 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.