William Blair & Company
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William Blair & Company’s iShares 10+ Year Investment Grade Corporate Bond ETF IGLB Stock Holding History

William Blair & Company’s Portfolio IGLB Stock Details IGLB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.5K Sell
90
-267
-75% -$13.3K ﹤0.01% 1951
2026
Q1 		$17.7K Sell
357
-170
-32% -$8.59K ﹤0.01% 1790
2025
Q4 		$26.6K Buy
527
+161
+44% +$8.25K ﹤0.01% 1710
2025
Q3 		$18.9K Buy
366
+237
+184% +$11.9K ﹤0.01% 1721
2025
Q2 		$6.48K Sell
129
-513
-80% -$25.1K ﹤0.01% 1755
2025
Q1 		$32.2K Buy
642
+567
+756% +$28.3K ﹤0.01% 1632
2024
Q4 		$3.71K Sell
75
-43
-36% -$2.21K ﹤0.01% 1779
2024
Q3 		$6.32K Buy
118
+25
+27% +$1.3K ﹤0.01% 1775
2024
Q2 		$4.65K Buy
93
+75
+417% +$3.75K ﹤0.01% 1783
2024
Q1 		$927 Hold
18
– – ﹤0.01% 1776
2023
Q4 		$948 Sell
18
-6
-25% -$290 ﹤0.01% 1770
2023
Q3 		$1.13K Buy
+24
New +$1.19K ﹤0.01% 1773
2023
Q1 		– Sell
-143
Closed -$7.12K – 1832
2022
Q4 		$7.12K Sell
143
-63
-31% -$3.11K ﹤0.01% 1749
2022
Q3 		$10K Buy
206
+63
+44% +$3.35K ﹤0.01% 1737
2022
Q2 		$8K Sell
143
-265
-65% -$14.7K ﹤0.01% 1783
2022
Q1 		$25K Hold
408
– – ﹤0.01% 1773
2021
Q4 		$28K Sell
408
-80
-16% -$5.59K ﹤0.01% 1824
2021
Q3 		$34K Hold
488
– – ﹤0.01% 1721
2021
Q2 		$34K Sell
488
-36
-7% -$2.45K ﹤0.01% 1731
2021
Q1 		$35K Hold
524
– – ﹤0.01% 1697
2020
Q4 		$38K Hold
524
– – ﹤0.01% 1648
2020
Q3 		$37K Buy
524
+265
+102% +$19K ﹤0.01% 1527
2020
Q2 		$18K Buy
259
+25
+11% +$1.68K ﹤0.01% 1545
2020
Q1 		$15K Buy
234
+19
+9% +$1.27K ﹤0.01% 1526
2019
Q4 		$14K Buy
+215
New +$14.3K ﹤0.01% 1612
2019
Q1 		– Sell
-41
Closed -$2K – 1719
2018
Q4 		$2K Buy
+41
New +$2.3K ﹤0.01% 1636
2018
Q3 		– Sell
-138
Closed -$8K – 1644
2018
Q2 		$8K Sell
138
-1,938
-93% -$113K ﹤0.01% 1548
2018
Q1 		$125K Buy
+2,076
New +$126K ﹤0.01% 1248

Other funds holding IGLB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
PP
Prudential plc London, England, United Kingdom $18.4B AUM 23.98% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $424B AUM 22.96% 1-Year Est. Return
HNB
Huntington National Bank Columbus, Ohio $20.6B AUM 34.61% 1-Year Est. Return
A
Allianz Munich, Germany $9.48B AUM 23.58% 1-Year Est. Return
AssetMark Inc
AssetMark Inc Concord, California $58.2B AUM 22.78% 1-Year Est. Return
AC
Allstate Corporation Northbrook, Illinois $10B AUM 30.74% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

William Blair & Company's IGLB Position: Q2 2026 in Review

William Blair & Company reduced its iShares 10+ Year Investment Grade Corporate Bond ETF (IGLB) stake by 75% in Q2 2026, selling an estimated $13.3K and leaving 90 shares worth $4.5K. The position accounts for ﹤0.01% of the portfolio, ranked #1951.

William Blair & Company first reported a position in IGLB in Q1 2018 and has held it in 28 quarters since. The position peaked at $125K in Q1 2018. 215 funds tracked by Wall St. Rank hold IGLB as of Q2 2026.

  • William Blair & Company held 90 shares of iShares 10+ Year Investment Grade Corporate Bond ETF worth $4.5K as of Q2 2026.
  • William Blair & Company sold 267 iShares 10+ Year Investment Grade Corporate Bond ETF shares in Q2 2026, an estimated $13.3K.
  • iShares 10+ Year Investment Grade Corporate Bond ETF made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1951 holding.
  • William Blair & Company first reported a position in iShares 10+ Year Investment Grade Corporate Bond ETF in Q1 2018 and has held it in 28 quarters since.
  • William Blair & Company's iShares 10+ Year Investment Grade Corporate Bond ETF position peaked at $125K in Q1 2018.
  • 215 funds tracked by Wall St. Rank held iShares 10+ Year Investment Grade Corporate Bond ETF as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.