US Treasury 12 Month Bill ETF
OBIL
63 hedge funds and large institutions have $190M invested in US Treasury 12 Month Bill ETF in 2025 Q3 according to their latest regulatory filings, with 10 funds opening new positions, 23 increasing their positions, 23 reducing their positions, and 2 closing their positions.
400% more first-time investments, than exits
New positions opened: 10 | Existing positions closed: 2
9% more funds holding
Funds holding: 58 → 63 (+5)
8% more capital invested
Capital invested by funds: $175M → $190M (+$14.7M)
1.97% more ownership
Funds ownership: 64.05% → 66.02% (+2%)
0% more repeat investments, than reductions
Existing positions increased: 23 | Existing positions reduced: 23
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
+$4.94M |
| 2 |
LPL Financial
San Diego,
California
|
+$3.29M |
| 3 |
NFG
Nations Financial Group
Cedar Rapids,
Iowa
|
+$2.79M |
| 4 |
Stifel Financial
St. Louis,
Missouri
|
+$2.08M |
| 5 |
MML Investors Services
Springfield,
Massachusetts
|
+$1.97M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$2.26M |
| 2 |
SWP
Stratos Wealth Partners
Beachwood,
Ohio
|
-$1.58M |
| 3 |
WAP
Wealthcare Advisory Partners
West Chester,
Pennsylvania
|
-$1.23M |
| 4 |
Jane Street
New York
|
-$1.06M |
| 5 |
HCA
Heck Capital Advisors
Rhinelander,
Wisconsin
|
-$872K |
OBIL Hedge Fund Activity: Q3 2025 in Review
63 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in US Treasury 12 Month Bill ETF (OBIL) for Q3 2025, worth a combined $190M — up 8.4% from $175M a quarter earlier.
Buyers outnumbered sellers: 10 funds opened new OBIL positions and 2 closed out — a net gain of 8 holders — while 23 added to existing stakes and 23 trimmed.
The largest buyer was Morgan Stanley, adding an estimated $4.94M. The largest seller was Susquehanna International Group, exiting entirely with an estimated $2.26M sold.
- 63 institutional investors held US Treasury 12 Month Bill ETF (OBIL) as of Q3 2025, up from 58 in Q2 2025.
- Funds reported $190M of US Treasury 12 Month Bill ETF stock for Q3 2025, up 8.4% quarter-over-quarter.
- 10 funds opened new US Treasury 12 Month Bill ETF positions in Q3 2025 and 2 closed out, a net change of +8 holders.
- The largest US Treasury 12 Month Bill ETF buyer in Q3 2025 was Morgan Stanley, an estimated $4.94M added.
- The largest US Treasury 12 Month Bill ETF seller in Q3 2025 was Susquehanna International Group, an estimated $2.26M sold.
Based on aggregated 13F filings for Q3 2025.