We are live on ! Find out more
BIL icon

State Street SPDR Bloomberg 1-3 Month T-Bill ETF

1,241 hedge funds and large institutions have $22.3B invested in State Street SPDR Bloomberg 1-3 Month T-Bill ETF in 2025 Q4 according to their latest regulatory filings, with 198 funds opening new positions, 513 increasing their positions, 464 reducing their positions, and 105 closing their positions.

New
Increased
Maintained
Reduced
Closed

89% more first-time investments, than exits

New positions opened: 198 | Existing positions closed: 105

11% more repeat investments, than reductions

Existing positions increased: 513 | Existing positions reduced: 464

6% more funds holding

Funds holding: 1,1681,241 (+73)

6% more funds holding in top 10

Funds holding in top 10: 177187 (+10)

1.35% more ownership

Funds ownership: 51.65%53% (+1.4%)

3% more capital invested

Capital invested by funds: $21.8B → $22.3B (+$545M)

80% less call options, than puts

Call options by funds: $265K | Put options by funds: $1.33M

Holders
1,241
Holders Change
+73
Holders Change %
+6.25%
% of All Funds
15.02%
Holding in Top 10
187
Holding in Top 10 Change
+10
Holding in Top 10 Change %
+5.65%
% of All Funds
2.26%
New
198
Increased
513
Reduced
464
Closed
105
Calls
$265K
Puts
$1.33M
Net Calls
-$1.07M
Net Calls Change
+$1.3M

BIL Hedge Fund Activity: Q4 2025 in Review

1,241 of the 8,261 institutional investors tracked by Wall St. Rank reported a position in State Street SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) for Q4 2025, worth a combined $22.3B — up 2.5% from $21.8B a quarter earlier.

Buyers outnumbered sellers: 198 funds opened new BIL positions and 105 closed out — a net gain of 93 holders — while 513 added to existing stakes and 464 trimmed.

The largest buyer was Corient Private Wealth, adding an estimated $387M. The largest seller was Truist Financial, cutting an estimated $176M.

  • 1,241 institutional investors held State Street SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) as of Q4 2025, up from 1,168 in Q3 2025.
  • Funds reported $22.3B of State Street SPDR Bloomberg 1-3 Month T-Bill ETF stock for Q4 2025, up 2.5% quarter-over-quarter.
  • 198 funds opened new State Street SPDR Bloomberg 1-3 Month T-Bill ETF positions in Q4 2025 and 105 closed out, a net change of +93 holders.
  • The largest State Street SPDR Bloomberg 1-3 Month T-Bill ETF buyer in Q4 2025 was Corient Private Wealth, an estimated $387M added.
  • The largest State Street SPDR Bloomberg 1-3 Month T-Bill ETF seller in Q4 2025 was Truist Financial, an estimated $176M sold.

Based on aggregated 13F filings for Q4 2025.