iShares Core 5-10 Year USD Bond ETF
IMTB
61 hedge funds and large institutions have $202M invested in iShares Core 5-10 Year USD Bond ETF in 2026 Q1 according to their latest regulatory filings, with 9 funds opening new positions, 24 increasing their positions, 10 reducing their positions, and 3 closing their positions.
200% more first-time investments, than exits
New positions opened: 9 | Existing positions closed: 3
140% more repeat investments, than reductions
Existing positions increased: 24 | Existing positions reduced: 10
9% more funds holding
Funds holding: 56 → 61 (+5)
0% more capital invested
Capital invested by funds: $202M → $202M (+$561K)
0.3% less ownership
Funds ownership: 72.49% → 72.19% (-0.3%)
50% less funds holding in top 10
Funds holding in top 10: 2 → 1 (-1)
Top Buyers
| 1 |
Mariner
Overland Park,
Kansas
|
+$5.86M |
| 2 |
Raymond James Financial
St Petersburg,
Florida
|
+$5.52M |
| 3 |
LPL Financial
San Diego,
California
|
+$3.64M |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$2.49M |
| 5 |
Goldman Sachs
New York
|
+$2.06M |
Top Sellers
IMTB Hedge Fund Activity: Q1 2026 in Review
61 of the 8,125 institutional investors tracked by Wall St. Rank reported a position in iShares Core 5-10 Year USD Bond ETF (IMTB) for Q1 2026, worth a combined $202M — up 0.28% from $202M a quarter earlier.
Buyers outnumbered sellers: 9 funds opened new IMTB positions and 3 closed out — a net gain of 6 holders — while 24 added to existing stakes and 10 trimmed.
The largest buyer was Mariner, adding an estimated $5.86M. The largest seller was Octavia Wealth Advisors, cutting an estimated $9.01M.
- 61 institutional investors held iShares Core 5-10 Year USD Bond ETF (IMTB) as of Q1 2026, up from 56 in Q4 2025.
- Funds reported $202M of iShares Core 5-10 Year USD Bond ETF stock for Q1 2026, up 0.28% quarter-over-quarter.
- 9 funds opened new iShares Core 5-10 Year USD Bond ETF positions in Q1 2026 and 3 closed out, a net change of +6 holders.
- The largest iShares Core 5-10 Year USD Bond ETF buyer in Q1 2026 was Mariner, an estimated $5.86M added.
- The largest iShares Core 5-10 Year USD Bond ETF seller in Q1 2026 was Octavia Wealth Advisors, an estimated $9.01M sold.
Based on aggregated 13F filings for Q1 2026.