William Blair & Company’s iShares Short-Term National Muni Bond ETF SUB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $4.05M | Buy |
38,046
+1,276
| +3% | +$136K | 0.01% | 575 |
|
|
2026
Q1 | $3.92M | Buy |
36,770
+2,524
| +7% | +$270K | 0.01% | 560 |
|
|
2025
Q4 | $3.65M | Sell |
34,246
-13
| -0% | -$1.39K | 0.01% | 599 |
|
|
2025
Q3 | $3.66M | Sell |
34,259
-276
| -0.8% | -$29.5K | 0.01% | 599 |
|
|
2025
Q2 | $3.67M | Buy |
34,535
+1,721
| +5% | +$182K | 0.01% | 579 |
|
|
2025
Q1 | $3.47M | Sell |
32,814
-4,140
| -11% | -$438K | 0.01% | 579 |
|
|
2024
Q4 | $3.9M | Sell |
36,954
-6,853
| -16% | -$724K | 0.01% | 558 |
|
|
2024
Q3 | $4.65M | Sell |
43,807
-15,826
| -27% | -$1.67M | 0.01% | 520 |
|
|
2024
Q2 | $6.23M | Buy |
59,633
+3,332
| +6% | +$348K | 0.02% | 429 |
|
|
2024
Q1 | $5.9M | Buy |
56,301
+7,606
| +16% | +$799K | 0.02% | 447 |
|
|
2023
Q4 | $5.13M | Sell |
48,695
-738
| -1% | -$76.8K | 0.02% | 458 |
|
|
2023
Q3 | $5.08M | Buy |
49,433
+2,765
| +6% | +$287K | 0.02% | 432 |
|
|
2023
Q2 | $4.86M | Sell |
46,668
-7,865
| -14% | -$819K | 0.02% | 457 |
|
|
2023
Q1 | $5.71M | Sell |
54,533
-9,197
| -14% | -$960K | 0.02% | 412 |
|
|
2022
Q4 | $6.65M | Buy |
63,730
+41,012
| +181% | +$4.24M | 0.03% | 371 |
|
|
2022
Q3 | $2.33M | Sell |
22,718
-23,644
| -51% | -$2.47M | 0.01% | 578 |
|
|
2022
Q2 | $4.85M | Sell |
46,362
-52,889
| -53% | -$5.5M | 0.02% | 424 |
|
|
2022
Q1 | $10.4M | Buy |
99,251
+71,370
| +256% | +$7.55M | 0.04% | 326 |
|
|
2021
Q4 | $2.99M | Buy |
27,881
+3,765
| +16% | +$404K | 0.01% | 619 |
|
|
2021
Q3 | $2.59M | Buy |
24,116
+367
| +2% | +$39.6K | 0.01% | 632 |
|
|
2021
Q2 | $2.56M | Buy |
23,749
+3,480
| +17% | +$375K | 0.01% | 631 |
|
|
2021
Q1 | $2.19M | Buy |
20,269
+320
| +2% | +$34.5K | 0.01% | 664 |
|
|
2020
Q4 | $2.16M | Buy |
19,949
+1,334
| +7% | +$144K | 0.01% | 624 |
|
|
2020
Q3 | $2.01M | Buy |
18,615
+4,813
| +35% | +$520K | 0.01% | 581 |
|
|
2020
Q2 | $1.49M | Sell |
13,802
-479
| -3% | -$51.3K | 0.01% | 626 |
|
|
2020
Q1 | $1.52M | Buy |
14,281
+8
| +0.1% | +$851 | 0.01% | 572 |
|
|
2019
Q4 | $1.52M | Buy |
14,273
+1,157
| +9% | +$123K | 0.01% | 671 |
|
|
2019
Q3 | $1.4M | Buy |
13,116
+14
| +0.1% | +$1.5K | 0.01% | 668 |
|
|
2019
Q2 | $1.4M | Buy |
13,102
+5,047
| +63% | +$535K | 0.01% | 672 |
|
|
2019
Q1 | $854K | Buy |
8,055
+2,441
| +43% | +$258K | 0.01% | 784 |
|
|
2018
Q4 | $592K | Hold |
5,614
| – | – | ﹤0.01% | 856 |
|
|
2018
Q3 | $588K | Buy |
+5,614
| New | +$590K | ﹤0.01% | 906 |
|
|
2018
Q1 | – | Sell |
-15,000
| Closed | -$1.57M | – | 1584 |
|
|
2017
Q4 | $1.57M | Buy |
+15,000
| New | +$1.58M | 0.01% | 625 |
|
Other funds holding SUB
William Blair & Company's SUB Position: Q2 2026 in Review
William Blair & Company increased its iShares Short-Term National Muni Bond ETF (SUB) stake by 3.5% in Q2 2026, buying an estimated $136K and bringing the position to 38,046 shares worth $4.05M. The position accounts for 0.01% of the portfolio, ranked #575.
William Blair & Company first reported a position in SUB in Q4 2017 and has held it in 33 quarters since. The position peaked at $10.4M in Q1 2022. 914 funds tracked by Wall St. Rank hold SUB as of Q2 2026.
- William Blair & Company held 38,046 shares of iShares Short-Term National Muni Bond ETF worth $4.05M as of Q2 2026.
- William Blair & Company bought 1,276 iShares Short-Term National Muni Bond ETF shares in Q2 2026, an estimated $136K.
- iShares Short-Term National Muni Bond ETF made up 0.01% of William Blair & Company's portfolio in Q2 2026, its #575 holding.
- William Blair & Company first reported a position in iShares Short-Term National Muni Bond ETF in Q4 2017 and has held it in 33 quarters since.
- William Blair & Company's iShares Short-Term National Muni Bond ETF position peaked at $10.4M in Q1 2022.
- 914 funds tracked by Wall St. Rank held iShares Short-Term National Muni Bond ETF as of Q2 2026.
Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.