iShares Core 1-5 Year USD Bond ETF

Historical 13F Holders

Symbol
ISTB
CUSIP
46432F859
All holders as of
Q2 2026
Type
Equity
Class
CORE 1 5 YR USD
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Every filing for 46432F859 since 12/18/2024, newest first.

Filer % of Class Filed
BlackRock Portfolio Management LLC 13G/A Amendment 4 8.8% 10/27/2026
Event 9/30/2026
BlackRock Portfolio Management LLC 13G/A Amendment 3 7.0% 7/17/2026
Event 6/30/2026
BlackRock Portfolio Management LLC 13G/A Amendment 2 5.3% 1/21/2026
Event 12/31/2025
BlackRock Portfolio Management LLC 13G/A Amendment 1 7.0% 7/15/2025
Event 6/30/2025
BlackRock Portfolio Management LLC 13G 5.5% 4/15/2025
Event 3/31/2025

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 204 25.1 M $1.18 B
2026 Q2 404 79.3 M $3.81 B
2026 Q1 401 72.1 M $3.50 B
2025 Q4 394 68.5 M $3.34 B
2025 Q3 387 65.3 M $3.19 B
2025 Q2 391 63.5 M $3.09 B
2025 Q1 394 62.3 M $3.01 B
2024 Q4 389 60.2 M $2.87 B
2024 Q3 365 57.0 M $2.77 B
2024 Q2 374 57.9 M $2.74 B
2024 Q1 382 60.6 M $2.88 B
2023 Q4 387 59.4 M $2.82 B
2023 Q3 366 54.1 M $2.48 B
2023 Q2 392 55.9 M $2.57 B
2023 Q1 391 62.1 M $2.93 B
2022 Q4 394 69.6 M $3.95 B
2022 Q3 381 71.6 M $3.08 B
2022 Q2 389 79.0 M $3.74 B
2022 Q1 384 109 M $4.05 B
2021 Q4 395 82.6 M $4.16 B
2021 Q3 354 77.4 M $3.95 B
2021 Q2 345 65.2 M $3.34 B
2021 Q1 332 58.3 M $2.99 B
2020 Q4 318 57.1 M $2.94 B
2020 Q3 275 52.4 M $2.70 B
2020 Q2 264 48.6 M $2.50 B
2020 Q1 255 44.2 M $2.23 B
2019 Q4 246 44.4 M $2.24 B
2019 Q3 207 31.7 M $1.60 B
2019 Q2 204 32.5 M $1.64 B
2019 Q1 195 29.2 M $1.46 B
2018 Q4 178 29.6 M $1.46 B
2018 Q3 158 26.6 M $1.30 B
2018 Q2 150 25.0 M $1.23 B
2018 Q1 142 20.7 M $1.03 B
2017 Q4 127 8.67 M $435 M
2017 Q3 104 6.25 M $317 M
2017 Q2 103 5.78 M $290 M
2017 Q1 95 7.06 M $354 M
2016 Q4 91 5.24 M $262 M
2016 Q3 87 3.97 M $201 M
2016 Q2 76 3.95 M $342 M
2016 Q1 66 3.43 M $345 M
2015 Q4 64 3.16 M $313 M
2015 Q3 51 2.46 M $247 M
2015 Q2 44 2.21 M $222 M
2015 Q1 41 1.84 M $186 M
2014 Q4 37 2.27 M $228 M
2014 Q3 29 757 k $75.8 M
2014 Q2 26 310 k $31.2 M
2014 Q1 25 251 k $25.2 M