ISTB
iShares Core 1-5 Year USD Bond ETF · Financial Services · Asset Management
Momentum inputs (comparable managers): holder breadth 0.0% · share flow -7.5% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 51 | -1 | 31.75M | $1.53B | +1 | −2 |
| Q1 2026 | 53 | +2 | 29.60M | $1.43B | +5 | −3 |
| Q4 2025 | 51 | 0 | 27.88M | $1.36B | — | — |
| Q3 2025 | 7 | 0 | 9.80M | $478.75M | — | — |
| Q2 2025 | 4 | 0 | 7.62M | $370.62M | — | — |
| Q1 2025 | 2 | +1 | 628.30K | $30.38M | +1 | — |
| Q4 2024 | 1 | -1 | 225.01K | $10.75M | — | −1 |
| Q3 2024 | 2 | 0 | 315.91K | $15.38M | — | — |
| Q2 2024 | 2 | — | 198.24K | $9.39M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 6.53M | -6.9% | $318.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 6.53M | -6.9% | $318.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 6.53M | -6.9% | $318.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 6.53M | -6.9% | $318.76M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 5 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | JPMorgan Chase ✦ | 1.72M | — | $83.99M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Morgan Stanley ✦ | 793.78K | — | $38.77M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | Goldman Sachs Group ✦ | 460.17K | — | $22.47M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Goldman Sachs Group ✦ | 460.17K | — | $22.47M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | Renaissance Technologies ✦ | 273.10K | -32.8% | $13.34M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 19 | Citadel Advisors ✦ | 26.15K | -86.6% | $1.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 20 | Fidelity (FMR) ✦ | 2.82K | -21.2% | $137,900 | 0.0% | ▼ Trim | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 389 holders, 68.85M shares, $2.72B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.