PROSHARES ULTRASHORT 20+Y TR (TBT) Institutional Ownership Changes & 13F Activity

PROSHARES ULTRASHORT 20+Y TR (TBT). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Scion Asset Management, and Miller Value Partners.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCBuy19,70064,400$2,263,016
Q4 2025Renaissance Technologies LLCSell-170,20044,700$1,561,818
Q3 2025Renaissance Technologies LLCBuy120,600214,900$7,259,322
Q2 2025Renaissance Technologies LLCSell-103,00094,300$3,308,044
Q1 2025Renaissance Technologies LLCBuy134,100197,300$6,639,145
Q4 2024Renaissance Technologies LLCSell-92,70063,200$2,314,384
Q3 2024Renaissance Technologies LLCBuy124,000155,900$4,642,702
Q2 2024Renaissance Technologies LLCSell-91,01231,900$1,099,274
Q1 2024Renaissance Technologies LLCSell-36,388122,912$4,051
Q4 2023Renaissance Technologies LLCBuy54,500159,300$4,811
Q3 2023Renaissance Technologies LLCBuy12,100104,800$4,110
Q2 2023Renaissance Technologies LLCSell-69,70092,700$2,725
Q3 2022Renaissance Technologies LLCBuy115,200162,400$5,166
Q2 2022Renaissance Technologies LLCBuy19,90047,200$1,234
Q1 2021Scion Asset ManagementBuy300,000300,000$6,522
Q2 2020Renaissance Technologies LLCSell-161,38027,300$434
Q2 2019Renaissance Technologies LLCBuy158,780188,680$5,460
Q1 2019Renaissance Technologies LLCSell-123,40029,900$965
Q4 2018Renaissance Technologies LLCBuy138,700153,300$5,385
Q2 2018Miller Value PartnersSell-250,000250,000$8,988
Q1 2018Miller Value PartnersBuy250,000500,000$18,136
Q1 2018Renaissance Technologies LLCBuy14,60014,600$530
Q2 2017Miller Value PartnersBuy75,000250,000$8,968
Q1 2017Miller Value PartnersBuy175,000175,000$5,785

Frequently asked questions about TBT activity

  • Which institutional owners are buying TBT?

    Institutional owners buying TBT 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 TBT activity?

    "Buy" means an investor increased their reported position in TBT compared to the prior reporting period. This reflects growing exposure to PROSHARES ULTRASHORT 20+Y TR (TBT) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in TBT increasing?

    Institutional interest in TBT 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.

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