TBT · Insider trading · 13F holders · Congress trades
ProShares UltraShort 20+ Year Treasury (TBT)
Who is buying and selling TBT: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 3
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 2
TBT at a glance
- No open-market insider purchases or sales of TBT were filed in the last 90 days.
- 3 13F filers hold TBT among their 50 largest positions, worth $37.8M combined. The biggest bets by portfolio weight are CastleKnight Management LP (0.9%), Camelot Technology Advisors, Inc. (0.7%) and Proficio Capital Partners LLC (0.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
- Members of Congress have disclosed 2 TBT trades since 2018, 0 purchases and 2 sales in the past year; the latest was Patrick J. Toomey (R-PA), selling $1K–15K on Sep 25, 2018.
- TBT last closed at $38.50 on Oct 30, 2026.
TBT insider trading
No open-market insider purchases or sales of TBT were filed in the last 90 days.
Who owns TBT? Hedge funds and superinvestors
3 13F filers hold TBT among their 50 largest positions, worth $37.8M combined. The biggest bets by portfolio weight are CastleKnight Management LP (0.9%), Camelot Technology Advisors, Inc. (0.7%) and Proficio Capital Partners LLC (0.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| CastleKnight Management LPHedge fund | 0.9% | $24.7M | 706,549 | +3.2% shares | Q2 2026 |
| Proficio Capital Partners LLCWealth manager | 0.4% | $12.0M | 343,893 | — | Q2 2026 |
| Camelot Technology Advisors, Inc.Wealth manager | 0.7% | $1.1M | 25,075 | +9.8% shares | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 2). Screen TBT in the grand portfolio →
TBT stock trades by members of Congress
Members of Congress have disclosed 2 TBT trades since 2018, 0 purchases and 2 sales in the past year; the latest was Patrick J. Toomey (R-PA), selling $1K–15K on Sep 25, 2018.
| Filed | Member | Trade | Amount | Traded | Since |
|---|---|---|---|---|---|
| Oct 5, 2018 | Patrick J. ToomeyR-PA · Senate | Sale | $1K–15K | Sep 25, 2018 | -0.7% |
| Oct 5, 2018 | Patrick J. ToomeyR-PA · Senate | Sale | $1K–15K | Sep 14, 2018 | +2.5% |
TBT questions and answers
Are insiders buying TBT stock?
No open-market insider purchases or sales of TBT were filed in the last 90 days.
Which hedge funds own TBT?
3 13F filers hold TBT among their 50 largest positions, worth $37.8M combined. The biggest bets by portfolio weight are CastleKnight Management LP (0.9%), Camelot Technology Advisors, Inc. (0.7%) and Proficio Capital Partners LLC (0.4%). In their latest 13Fs, 0 managers opened a new position and 1 added to one.
Has Congress traded TBT?
Members of Congress have disclosed 2 TBT trades since 2018, 0 purchases and 2 sales in the past year; the latest was Patrick J. Toomey (R-PA), selling $1K–15K on Sep 25, 2018.
Who is the largest holder of TBT?
Among 13F filers, CastleKnight Management LP reports the largest TBT position, $24.7M (706,549 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is CastleKnight Management LP's: 0.9% of its portfolio.
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Free to use with a link back. The data updates every filing day.