William Blair & Company
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William Blair & Company’s iShares Global Infrastructure ETF IGF Stock Holding History

William Blair & Company’s Portfolio IGF Stock Details IGF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$644K Buy
9,672
+6,455
+201% +$433K ﹤0.01% 1132
2026
Q1 		$216K Sell
3,217
-154
-5% -$10.1K ﹤0.01% 1455
2025
Q4 		$207K Buy
3,371
+264
+8% +$16.3K ﹤0.01% 1452
2025
Q3 		$190K Buy
3,107
+235
+8% +$14.1K ﹤0.01% 1473
2025
Q2 		$170K Buy
2,872
+71
+3% +$4.05K ﹤0.01% 1445
2025
Q1 		$153K Buy
2,801
+521
+23% +$27.9K ﹤0.01% 1443
2024
Q4 		$119K Hold
2,280
– – ﹤0.01% 1509
2024
Q3 		$124K Hold
2,280
– – ﹤0.01% 1513
2024
Q2 		$109K Buy
2,280
+251
+12% +$12.2K ﹤0.01% 1499
2024
Q1 		$96.6K Buy
2,029
+17
+0.8% +$781 ﹤0.01% 1510
2023
Q4 		$94.7K Hold
2,012
– – ﹤0.01% 1513
2023
Q3 		$87.1K Sell
2,012
-116
-5% -$5.33K ﹤0.01% 1523
2023
Q2 		$99.9K Sell
2,128
-47
-2% -$2.24K ﹤0.01% 1516
2023
Q1 		$104K Buy
2,175
+667
+44% +$31.6K ﹤0.01% 1499
2022
Q4 		$69.1K Sell
1,508
-1,483
-50% -$66.7K ﹤0.01% 1531
2022
Q3 		$125K Sell
2,991
-192
-6% -$9.05K ﹤0.01% 1470
2022
Q2 		$149K Buy
3,183
+1,001
+46% +$49.5K ﹤0.01% 1474
2022
Q1 		$111K Sell
2,182
-218
-9% -$10.4K ﹤0.01% 1619
2021
Q4 		$114K Buy
2,400
+503
+27% +$23.6K ﹤0.01% 1676
2021
Q3 		$87K Hold
1,897
– – ﹤0.01% 1630
2021
Q2 		$86K Hold
1,897
– – ﹤0.01% 1631
2021
Q1 		$85K Buy
1,897
+700
+58% +$30.9K ﹤0.01% 1612
2020
Q4 		$52K Sell
1,197
-5,198
-81% -$218K ﹤0.01% 1622
2020
Q3 		$247K Sell
6,395
-272
-4% -$10.7K ﹤0.01% 1208
2020
Q2 		$255K Hold
6,667
– – ﹤0.01% 1156
2020
Q1 		$228K Buy
6,667
+8
+0.1% +$354 ﹤0.01% 1113
2019
Q4 		$319K Hold
6,659
– – ﹤0.01% 1147
2019
Q3 		$309K Sell
6,659
-30
-0.4% -$1.37K ﹤0.01% 1107
2019
Q2 		$309K Sell
6,689
-174
-3% -$7.89K ﹤0.01% 1145
2019
Q1 		$308K Sell
6,863
-1,413
-17% -$60.6K ﹤0.01% 1138
2018
Q4 		$326K Buy
8,276
+1,203
+17% +$49.2K ﹤0.01% 1058
2018
Q3 		$298K Buy
7,073
+91
+1% +$3.92K ﹤0.01% 1146
2018
Q2 		$300K Sell
6,982
-7,905
-53% -$341K ﹤0.01% 1118
2018
Q1 		$638K Sell
14,887
-5,372
-27% -$237K ﹤0.01% 842
2017
Q4 		$916K Sell
20,259
-4,848
-19% -$221K 0.01% 770
2017
Q3 		$1.14M Sell
25,107
-1,282
-5% -$58K 0.01% 694
2017
Q2 		$1.16M Sell
26,389
-17,299
-40% -$756K 0.01% 713
2017
Q1 		$1.78M Sell
43,688
-541
-1% -$21.9K 0.01% 572
2016
Q4 		$1.73M Buy
44,229
+38,458
+666% +$1.51M 0.02% 525
2016
Q3 		$240K Buy
+5,771
New +$238K ﹤0.01% 1099

Other funds holding IGF

Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
US Bancorp
US Bancorp Minneapolis, Minnesota $91.6B AUM 29.2% 1-Year Est. Return
Pathstone Holdings
Pathstone Holdings Englewood, New Jersey $34.3B AUM 27.35% 1-Year Est. Return
NP
NorthRock Partners Minneapolis, Minnesota $6.89B AUM 19.83% 1-Year Est. Return
AFI
American Family Investments Madison, Wisconsin $5.54B AUM 1.33% 1-Year Est. Return
BP
Ballentine Partners Waltham, Massachusetts $8.18B AUM 27.59% 1-Year Est. Return
1832 Asset Management
1832 Asset Management Toronto, Ontario, Canada $199B AUM 37.98% 1-Year Est. Return
Mariner
Mariner Overland Park, Kansas $95.2B AUM 32.92% 1-Year Est. Return

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

William Blair & Company increased its iShares Global Infrastructure ETF (IGF) stake by 201% in Q2 2026, buying an estimated $433K and bringing the position to 9,672 shares worth $644K. The position accounts for ﹤0.01% of the portfolio, ranked #1132.

William Blair & Company first reported a position in IGF in Q3 2016 and has held it in 40 quarters since. The position peaked at $1.78M in Q1 2017. 435 funds tracked by Wall St. Rank hold IGF as of Q2 2026.

  • William Blair & Company held 9,672 shares of iShares Global Infrastructure ETF worth $644K as of Q2 2026.
  • William Blair & Company bought 6,455 iShares Global Infrastructure ETF shares in Q2 2026, an estimated $433K.
  • iShares Global Infrastructure ETF made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1132 holding.
  • William Blair & Company first reported a position in iShares Global Infrastructure ETF in Q3 2016 and has held it in 40 quarters since.
  • William Blair & Company's iShares Global Infrastructure ETF position peaked at $1.78M in Q1 2017.
  • 435 funds tracked by Wall St. Rank held iShares Global Infrastructure ETF as of Q2 2026.

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