William Blair & Company
HYG icon

William Blair & Company’s iShares iBoxx $ High Yield Corporate Bond ETF HYG Stock Holding History

William Blair & Company’s Portfolio HYG Stock Details HYG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$4.27M Sell
53,623
-514
-0.9% -$41.3K 0.01% 539
2025
Q4 		$4.37M Sell
54,137
-1,521
-3% -$123K 0.01% 557
2025
Q3 		$4.52M Buy
55,658
+703
+1% +$56.6K 0.01% 541
2025
Q2 		$4.43M Sell
54,955
-1,313
-2% -$103K 0.01% 523
2025
Q1 		$4.44M Buy
56,268
+4,387
+8% +$348K 0.01% 517
2024
Q4 		$4.08M Buy
51,881
+6,350
+14% +$504K 0.01% 551
2024
Q3 		$3.66M Buy
45,531
+2,744
+6% +$216K 0.01% 572
2024
Q2 		$3.3M Buy
42,787
+1,148
+3% +$88.3K 0.01% 571
2024
Q1 		$3.24M Buy
41,639
+6,494
+18% +$502K 0.01% 572
2023
Q4 		$2.72M Buy
35,145
+1,501
+4% +$112K 0.01% 602
2023
Q3 		$2.48M Buy
33,644
+1,993
+6% +$149K 0.01% 601
2023
Q2 		$2.38M Buy
31,651
+4,881
+18% +$364K 0.01% 627
2023
Q1 		$2.02M Buy
26,770
+7,157
+36% +$536K 0.01% 653
2022
Q4 		$1.44M Buy
19,613
+5,436
+38% +$401K 0.01% 718
2022
Q3 		$1.01M Buy
14,177
+7,688
+118% +$581K ﹤0.01% 811
2022
Q2 		$478K Sell
6,489
-2,430
-27% -$189K ﹤0.01% 1081
2022
Q1 		$734K Buy
8,919
+658
+8% +$55K ﹤0.01% 1026
2021
Q4 		$719K Buy
8,261
+1,235
+18% +$107K ﹤0.01% 1073
2021
Q3 		$615K Sell
7,026
-1,893
-21% -$166K ﹤0.01% 1088
2021
Q2 		$785K Sell
8,919
-3,215
-26% -$281K ﹤0.01% 997
2021
Q1 		$1.06M Sell
12,134
-29,322
-71% -$2.55M ﹤0.01% 878
2020
Q4 		$3.62M Buy
41,456
+2,204
+6% +$189K 0.01% 506
2020
Q3 		$3.29M Sell
39,252
-2,878
-7% -$242K 0.01% 479
2020
Q2 		$3.44M Buy
42,130
+751
+2% +$60.5K 0.02% 457
2020
Q1 		$3.19M Sell
41,379
-1,936
-4% -$164K 0.02% 424
2019
Q4 		$3.81M Sell
43,315
-1,277
-3% -$111K 0.02% 453
2019
Q3 		$3.89M Buy
44,592
+1,134
+3% +$98.5K 0.02% 426
2019
Q2 		$3.79M Sell
43,458
-4,454
-9% -$384K 0.02% 435
2019
Q1 		$4.14M Sell
47,912
-321
-0.7% -$27.3K 0.03% 402
2018
Q4 		$3.91M Sell
48,233
-2,325
-5% -$195K 0.03% 382
2018
Q3 		$4.37M Sell
50,558
-499
-1% -$42.9K 0.03% 398
2018
Q2 		$4.34M Sell
51,057
-2,642
-5% -$226K 0.03% 383
2018
Q1 		$4.6M Sell
53,699
-5,744
-10% -$496K 0.03% 367
2017
Q4 		$5.19M Sell
59,443
-4,796
-7% -$421K 0.04% 350
2017
Q3 		$5.7M Sell
64,239
-3,882
-6% -$343K 0.04% 306
2017
Q2 		$6.02M Sell
68,121
-15,378
-18% -$1.35M 0.05% 306
2017
Q1 		$7.36M Sell
83,499
-15,949
-16% -$1.39M 0.06% 258
2016
Q4 		$8.61M Buy
99,448
+17,075
+21% +$1.47M 0.08% 230
2016
Q3 		$7.19M Buy
82,373
+11,399
+16% +$980K 0.06% 250
2016
Q2 		$6.01M Buy
+70,974
New +$5.9M 0.06% 267
2015
Q4 		– Sell
-7,557
Closed -$629K – 1248
2015
Q3 		$629K Buy
+7,557
New +$655K 0.01% 899
2015
Q1 		– Sell
-24,370
Closed -$2.18M – 2168
2014
Q4 		$2.18M Sell
24,370
-1,120
-4% -$102K ﹤0.01% 1255
2014
Q3 		$2.34M Buy
25,490
+875
+4% +$81.8K ﹤0.01% 1213
2014
Q2 		$2.34M Buy
24,615
+36
+0.1% +$3.4K ﹤0.01% 1203
2014
Q1 		$2.32M Sell
24,579
-270
-1% -$25.3K ﹤0.01% 1162
2013
Q4 		$2.31M Hold
24,849
– – ﹤0.01% 1135
2013
Q3 		$2.28M Sell
24,849
-600
-2% -$55K ﹤0.01% 1093
2013
Q2 		$2.31M Buy
+25,449
New +$2.39M ﹤0.01% 1038

Other funds holding HYG

Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
CCMG
Clark Capital Management Group Philadelphia, Pennsylvania $16.2B AUM 29.8% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BCIM
British Columbia Investment Management Victoria, British Columbia, Canada $17B AUM 31.69% 1-Year Est. Return
JSTA
Japan Science & Technology Agency Tokyo, Japan $5.29B AUM 8.96% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return
AssetMark Inc
AssetMark Inc Concord, California $58.2B AUM 22.78% 1-Year Est. Return
OTPPB
Ontario Teachers' Pension Plan Board Toronto, Ontario, Canada $3.46B AUM 7.79% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $206B AUM 31.61% 1-Year Est. Return

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

William Blair & Company reduced its iShares iBoxx $ High Yield Corporate Bond ETF (HYG) stake by 0.95% in Q1 2026, selling an estimated $41.3K and leaving 53,623 shares worth $4.27M. The position accounts for 0.01% of the portfolio, ranked #539.

William Blair & Company first reported a position in HYG in Q2 2013 and has held it in 48 quarters since. The position peaked at $8.61M in Q4 2016. 979 funds tracked by Wall St. Rank hold HYG as of Q1 2026.

  • William Blair & Company held 53,623 shares of iShares iBoxx $ High Yield Corporate Bond ETF worth $4.27M as of Q1 2026.
  • William Blair & Company sold 514 iShares iBoxx $ High Yield Corporate Bond ETF shares in Q1 2026, an estimated $41.3K.
  • iShares iBoxx $ High Yield Corporate Bond ETF made up 0.01% of William Blair & Company's portfolio in Q1 2026, its #539 holding.
  • William Blair & Company first reported a position in iShares iBoxx $ High Yield Corporate Bond ETF in Q2 2013 and has held it in 48 quarters since.
  • William Blair & Company's iShares iBoxx $ High Yield Corporate Bond ETF position peaked at $8.61M in Q4 2016.
  • 979 funds tracked by Wall St. Rank held iShares iBoxx $ High Yield Corporate Bond ETF as of Q1 2026.

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