William Blair & Company
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William Blair & Company’s iShares 7-10 Year Treasury Bond ETF IEF Stock Holding History

William Blair & Company’s Portfolio IEF Stock Details IEF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$835K Sell
8,751
-1,880
-18% -$181K ﹤0.01% 994
2025
Q4 		$1.02M Sell
10,631
-4
-0% -$387 ﹤0.01% 936
2025
Q3 		$1.03M Buy
10,635
+90
+0.9% +$8.61K ﹤0.01% 910
2025
Q2 		$1.01M Sell
10,545
-3,915
-27% -$370K ﹤0.01% 900
2025
Q1 		$1.38M Sell
14,460
-1,254
-8% -$117K ﹤0.01% 800
2024
Q4 		$1.45M Buy
15,714
+3,296
+27% +$311K ﹤0.01% 793
2024
Q3 		$1.22M Buy
12,418
+2,301
+23% +$222K ﹤0.01% 852
2024
Q2 		$947K Sell
10,117
-627
-6% -$58.2K ﹤0.01% 896
2024
Q1 		$1.02M Sell
10,744
-154
-1% -$14.6K ﹤0.01% 858
2023
Q4 		$1.05M Sell
10,898
-11,973
-52% -$1.11M ﹤0.01% 846
2023
Q3 		$2.09M Buy
22,871
+255
+1% +$24.1K 0.01% 642
2023
Q2 		$2.18M Buy
22,616
+9,497
+72% +$934K 0.01% 645
2023
Q1 		$1.3M Buy
13,119
+3,911
+42% +$382K 0.01% 762
2022
Q4 		$882K Sell
9,208
-1,802
-16% -$173K ﹤0.01% 863
2022
Q3 		$1.06M Buy
11,010
+541
+5% +$54.9K ﹤0.01% 798
2022
Q2 		$1.07M Sell
10,469
-900
-8% -$92.4K ﹤0.01% 828
2022
Q1 		$1.22M Buy
11,369
+144
+1% +$16K ﹤0.01% 845
2021
Q4 		$1.29M Sell
11,225
-1,016
-8% -$117K ﹤0.01% 870
2021
Q3 		$1.41M Sell
12,241
-2,054
-14% -$240K ﹤0.01% 796
2021
Q2 		$1.65M Sell
14,295
-1,434
-9% -$164K 0.01% 759
2021
Q1 		$1.78M Buy
15,729
+3,014
+24% +$351K 0.01% 724
2020
Q4 		$1.52M Sell
12,715
-1,322
-9% -$159K 0.01% 727
2020
Q3 		$1.71M Buy
14,037
+1,745
+14% +$213K 0.01% 617
2020
Q2 		$1.5M Buy
12,292
+16
+0.1% +$1.94K 0.01% 624
2020
Q1 		$1.49M Buy
12,276
+7,917
+182% +$911K 0.01% 575
2019
Q4 		$480K Sell
4,359
-2,824
-39% -$315K ﹤0.01% 1002
2019
Q3 		$808K Sell
7,183
-768
-10% -$85.7K ﹤0.01% 812
2019
Q2 		$875K Sell
7,951
-5,521
-41% -$592K 0.01% 797
2019
Q1 		$1.44M Sell
13,472
-537
-4% -$56.2K 0.01% 641
2018
Q4 		$1.46M Sell
14,009
-1,276
-8% -$129K 0.01% 602
2018
Q3 		$1.55M Buy
15,285
+10,183
+200% +$1.04M 0.01% 619
2018
Q2 		$523K Sell
5,102
-2,306
-31% -$235K ﹤0.01% 933
2018
Q1 		$764K Buy
7,408
+40
+0.5% +$4.12K 0.01% 783
2017
Q4 		$778K Buy
7,368
+2,583
+54% +$274K 0.01% 812
2017
Q3 		$510K Sell
4,785
-8,209
-63% -$880K ﹤0.01% 928
2017
Q2 		$1.39M Sell
12,994
-1,180
-8% -$126K 0.01% 663
2017
Q1 		$1.5M Sell
14,174
-874
-6% -$91.8K 0.01% 605
2016
Q4 		$1.58M Sell
15,048
-6,582
-30% -$707K 0.01% 552
2016
Q3 		$2.42M Sell
21,630
-1,214
-5% -$136K 0.02% 456
2016
Q2 		$2.58M Sell
22,844
-6,240
-21% -$690K 0.02% 420
2016
Q1 		$3.21M Buy
29,084
+404
+1% +$44.1K 0.03% 354
2015
Q4 		$3.03M Buy
28,680
+5,013
+21% +$534K 0.03% 378
2015
Q3 		$2.55M Sell
23,667
-89,022
-79% -$9.46M 0.02% 470
2015
Q2 		$11.8M Buy
112,689
+6,987
+7% +$744K 0.02% 836
2015
Q1 		$11.5M Buy
105,702
+19,910
+23% +$2.15M 0.02% 816
2014
Q4 		$9.09M Buy
85,792
+9,872
+13% +$1.04M 0.01% 882
2014
Q3 		$7.87M Buy
75,920
+2,427
+3% +$252K 0.01% 912
2014
Q2 		$7.61M Buy
73,493
+41,177
+127% +$4.23M 0.01% 907
2014
Q1 		$3.29M Buy
32,316
+1,715
+6% +$174K 0.01% 1064
2013
Q4 		$3.04M Buy
30,601
+8,905
+41% +$904K 0.01% 1053
2013
Q3 		$2.21M Sell
21,696
-1,467
-6% -$148K ﹤0.01% 1108
2013
Q2 		$2.37M Buy
+23,163
New +$2.47M ﹤0.01% 1030

Other funds holding IEF

Fisher Asset Management
Fisher Asset Management Camas, Washington $295B AUM 31.6% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $374B AUM 17.66% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
PNC Financial Services Group
PNC Financial Services Group Pittsburgh, Pennsylvania $173B AUM 20.72% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return
BTI
Blue Trust Inc Alpharetta, Georgia $9.54B AUM 19.86% 1-Year Est. Return

William Blair & Company's IEF Position: Q1 2026 in Review

William Blair & Company reduced its iShares 7-10 Year Treasury Bond ETF (IEF) stake by 18% in Q1 2026, selling an estimated $181K and leaving 8,751 shares worth $835K. The position accounts for ﹤0.01% of the portfolio, ranked #994.

William Blair & Company first reported a position in IEF in Q2 2013 and has held it in 52 quarters since. The position peaked at $11.8M in Q2 2015. 1,115 funds tracked by Wall St. Rank hold IEF as of Q1 2026.

  • William Blair & Company held 8,751 shares of iShares 7-10 Year Treasury Bond ETF worth $835K as of Q1 2026.
  • William Blair & Company sold 1,880 iShares 7-10 Year Treasury Bond ETF shares in Q1 2026, an estimated $181K.
  • iShares 7-10 Year Treasury Bond ETF made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #994 holding.
  • William Blair & Company first reported a position in iShares 7-10 Year Treasury Bond ETF in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's iShares 7-10 Year Treasury Bond ETF position peaked at $11.8M in Q2 2015.
  • 1,115 funds tracked by Wall St. Rank held iShares 7-10 Year Treasury Bond ETF as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.