William Blair & Company
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William Blair & Company’s WEC Energy WEC Stock Holding History

William Blair & Company’s Portfolio WEC Stock Details WEC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.27M Buy
45,512
+4,050
+10% +$455K 0.02% 493
2025
Q4 		$4.37M Buy
41,462
+157
+0.4% +$17.4K 0.01% 556
2025
Q3 		$4.73M Sell
41,305
-693
-2% -$75.1K 0.01% 532
2025
Q2 		$4.38M Sell
41,998
-1,052
-2% -$112K 0.01% 529
2025
Q1 		$4.69M Sell
43,050
-1,216
-3% -$124K 0.01% 500
2024
Q4 		$4.16M Buy
44,266
+168
+0.4% +$16.3K 0.01% 541
2024
Q3 		$4.24M Sell
44,098
-775
-2% -$68.7K 0.01% 535
2024
Q2 		$3.52M Sell
44,873
-466
-1% -$37.9K 0.01% 555
2024
Q1 		$3.72M Buy
45,339
+347
+0.8% +$27.9K 0.01% 542
2023
Q4 		$3.79M Buy
44,992
+3,416
+8% +$281K 0.01% 524
2023
Q3 		$3.35M Sell
41,576
-976
-2% -$84.8K 0.01% 527
2023
Q2 		$3.75M Buy
42,552
+3,665
+9% +$339K 0.01% 506
2023
Q1 		$3.69M Sell
38,887
-54
-0.1% -$5K 0.01% 507
2022
Q4 		$3.65M Sell
38,941
-2,482
-6% -$229K 0.02% 492
2022
Q3 		$3.7M Buy
41,423
+1,121
+3% +$115K 0.02% 478
2022
Q2 		$4.06M Sell
40,302
-603
-1% -$61.1K 0.02% 468
2022
Q1 		$4.08M Sell
40,905
-181
-0.4% -$17.1K 0.01% 517
2021
Q4 		$3.99M Sell
41,086
-2,695
-6% -$246K 0.01% 529
2021
Q3 		$3.86M Sell
43,781
-843
-2% -$79.1K 0.01% 514
2021
Q2 		$3.97M Sell
44,624
-1,044
-2% -$98.3K 0.01% 515
2021
Q1 		$4.27M Sell
45,668
-4,991
-10% -$435K 0.02% 485
2020
Q4 		$4.66M Buy
50,659
+501
+1% +$48.7K 0.02% 450
2020
Q3 		$4.86M Sell
50,158
-2,093
-4% -$195K 0.02% 408
2020
Q2 		$4.58M Sell
52,251
-3,099
-6% -$280K 0.02% 397
2020
Q1 		$4.88M Buy
55,350
+4,316
+8% +$415K 0.03% 333
2019
Q4 		$4.71M Buy
51,034
+5,722
+13% +$522K 0.02% 406
2019
Q3 		$4.31M Buy
45,312
+123
+0.3% +$11.1K 0.02% 397
2019
Q2 		$3.77M Buy
45,189
+4,386
+11% +$352K 0.02% 437
2019
Q1 		$3.23M Buy
40,803
+2,467
+6% +$183K 0.02% 445
2018
Q4 		$2.65M Buy
38,336
+1,072
+3% +$75.3K 0.02% 461
2018
Q3 		$2.49M Sell
37,264
-752
-2% -$50.1K 0.02% 509
2018
Q2 		$2.46M Sell
38,016
-1,069
-3% -$66.4K 0.02% 512
2018
Q1 		$2.45M Sell
39,085
-12,295
-24% -$763K 0.02% 509
2017
Q4 		$3.41M Buy
51,380
+45,669
+800% +$3.06M 0.02% 443
2017
Q3 		$359K Sell
5,711
-36,940
-87% -$2.36M ﹤0.01% 1051
2017
Q2 		$2.62M Buy
42,651
+1,809
+4% +$112K 0.02% 510
2017
Q1 		$2.46M Buy
40,842
+1,750
+4% +$103K 0.02% 495
2016
Q4 		$2.29M Buy
39,092
+3,122
+9% +$179K 0.02% 469
2016
Q3 		$2.15M Buy
35,970
+711
+2% +$44.4K 0.02% 483
2016
Q2 		$2.3M Sell
35,259
-7,218
-17% -$434K 0.02% 445
2016
Q1 		$2.55M Buy
42,477
+1,846
+5% +$103K 0.02% 401
2015
Q4 		$2.08M Sell
40,631
-9,323
-19% -$476K 0.02% 460
2015
Q3 		$2.61M Buy
49,954
+3,193
+7% +$155K 0.02% 463
2015
Q2 		$2.1M Buy
46,761
+6,773
+17% +$325K ﹤0.01% 1332
2015
Q1 		$1.98M Sell
39,988
-578
-1% -$30.2K ﹤0.01% 1321
2014
Q4 		$2.14M Sell
40,566
-1,546
-4% -$75.8K ﹤0.01% 1264
2014
Q3 		$1.81M Buy
42,112
+10,291
+32% +$457K ﹤0.01% 1292
2014
Q2 		$1.49M Buy
31,821
+2,625
+9% +$122K ﹤0.01% 1320
2014
Q1 		$1.36M Sell
29,196
-1,207
-4% -$52K ﹤0.01% 1318
2013
Q4 		$1.26M Buy
30,403
+1,522
+5% +$63.2K ﹤0.01% 1319
2013
Q3 		$1.17M Sell
28,881
-67
-0.2% -$2.79K ﹤0.01% 1289
2013
Q2 		$1.19M Buy
+28,948
New +$1.23M ﹤0.01% 1218

Other funds holding WEC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

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

William Blair & Company increased its WEC Energy (WEC) stake by 9.8% in Q1 2026, buying an estimated $455K and bringing the position to 45,512 shares worth $5.27M. The position accounts for 0.02% of the portfolio, ranked #493.

William Blair & Company first reported a position in WEC in Q2 2013 and has held it in 52 quarters since. 1,373 funds tracked by Wall St. Rank hold WEC as of Q1 2026.

  • William Blair & Company held 45,512 shares of WEC Energy worth $5.27M as of Q1 2026.
  • William Blair & Company bought 4,050 WEC Energy shares in Q1 2026, an estimated $455K.
  • WEC Energy made up 0.02% of William Blair & Company's portfolio in Q1 2026, its #493 holding.
  • William Blair & Company first reported a position in WEC Energy in Q2 2013 and has held it in 52 quarters since.
  • 1,373 funds tracked by Wall St. Rank held WEC Energy as of Q1 2026.

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