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US Treasury 12 Month Bill ETF

58 hedge funds and large institutions have $175M invested in US Treasury 12 Month Bill ETF in 2025 Q2 according to their latest regulatory filings, with 8 funds opening new positions, 21 increasing their positions, 22 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed

5% less repeat investments, than reductions

Existing positions increased: 21 | Existing positions reduced: 22

3% less funds holding

Funds holding: 6058 (-2)

3.79% less ownership

Funds ownership: 67.85%64.05% (-3.8%)

10% less capital invested

Capital invested by funds: $195M → $175M (-$20.3M)

11% less first-time investments, than exits

New positions opened: 8 | Existing positions closed: 9

100% less funds holding in top 10

Funds holding in top 10: 10 (-1)

Holders
58
Holders Change
-2
Holders Change %
-3.33%
% of All Funds
0.76%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
8
Increased
21
Reduced
22
Closed
9
Calls
Puts
Net Calls
Net Calls Change

OBIL Hedge Fund Activity: Q2 2025 in Review

58 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in US Treasury 12 Month Bill ETF (OBIL) for Q2 2025, worth a combined $175M — down 10% from $195M a quarter earlier.

Sellers outnumbered buyers: 9 funds closed out of OBIL and 8 opened new positions — a net loss of 1 holder — while 22 trimmed existing stakes and 21 added.

The largest buyer was Flow Traders U.S., adding an estimated $5.07M. The largest seller was Wealthquest, exiting entirely with an estimated $36.9M sold.

  • 58 institutional investors held US Treasury 12 Month Bill ETF (OBIL) as of Q2 2025, down from 60 in Q1 2025.
  • Funds reported $175M of US Treasury 12 Month Bill ETF stock for Q2 2025, down 10% quarter-over-quarter.
  • 8 funds opened new US Treasury 12 Month Bill ETF positions in Q2 2025 and 9 closed out, a net change of -1 holder.
  • The largest US Treasury 12 Month Bill ETF buyer in Q2 2025 was Flow Traders U.S., an estimated $5.07M added.
  • The largest US Treasury 12 Month Bill ETF seller in Q2 2025 was Wealthquest, an estimated $36.9M sold.

Based on aggregated 13F filings for Q2 2025.