William Blair & Company
LII icon

William Blair & Company’s Lennox International LII Stock Holding History

William Blair & Company’s Portfolio LII Stock Details LII Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$606K Sell
1,306
-38
-3% -$19.6K ﹤0.01% 1087
2025
Q4 		$653K Sell
1,344
-194
-13% -$97.2K ﹤0.01% 1054
2025
Q3 		$814K Sell
1,538
-519
-25% -$303K ﹤0.01% 973
2025
Q2 		$1.18M Buy
2,057
+299
+17% +$167K ﹤0.01% 845
2025
Q1 		$986K Buy
1,758
+36
+2% +$21.8K ﹤0.01% 890
2024
Q4 		$1.05M Sell
1,722
-453
-21% -$283K ﹤0.01% 888
2024
Q3 		$1.31M Buy
2,175
+321
+17% +$183K ﹤0.01% 822
2024
Q2 		$992K Buy
1,854
+510
+38% +$251K ﹤0.01% 884
2024
Q1 		$657K Sell
1,344
-62
-4% -$28.2K ﹤0.01% 1009
2023
Q4 		$629K Buy
1,406
+12
+0.9% +$4.79K ﹤0.01% 1012
2023
Q3 		$522K Buy
1,394
+172
+14% +$62K ﹤0.01% 1043
2023
Q2 		$398K Sell
1,222
-100
-8% -$28.3K ﹤0.01% 1130
2023
Q1 		$332K Sell
1,322
-673
-34% -$170K ﹤0.01% 1199
2022
Q4 		$477K Sell
1,995
-149
-7% -$36.5K ﹤0.01% 1056
2022
Q3 		$477K Sell
2,144
-19
-0.9% -$4.52K ﹤0.01% 1055
2022
Q2 		$447K Sell
2,163
-12
-0.6% -$2.63K ﹤0.01% 1107
2022
Q1 		$561K Sell
2,175
-57
-3% -$15.6K ﹤0.01% 1114
2021
Q4 		$724K Buy
2,232
+742
+50% +$232K ﹤0.01% 1071
2021
Q3 		$438K Sell
1,490
-6,074
-80% -$1.98M ﹤0.01% 1204
2021
Q2 		$2.65M Buy
7,564
+124
+2% +$41.8K 0.01% 617
2021
Q1 		$2.32M Buy
7,440
+85
+1% +$24.6K 0.01% 647
2020
Q4 		$2.02M Buy
7,355
+261
+4% +$74.2K 0.01% 649
2020
Q3 		$1.93M Sell
7,094
-318
-4% -$84.9K 0.01% 590
2020
Q2 		$1.73M Sell
7,412
-31
-0.4% -$6.26K 0.01% 589
2020
Q1 		$1.35M Sell
7,443
-675
-8% -$156K 0.01% 597
2019
Q4 		$1.98M Sell
8,118
-30
-0.4% -$7.44K 0.01% 607
2019
Q3 		$1.98M Buy
8,148
+13
+0.2% +$3.35K 0.01% 576
2019
Q2 		$2.24M Buy
8,135
+365
+5% +$99.5K 0.01% 545
2019
Q1 		$2.06M Sell
7,770
-10
-0.1% -$2.39K 0.01% 553
2018
Q4 		$1.7M Sell
7,780
-1,458
-16% -$308K 0.01% 559
2018
Q3 		$2.02M Buy
9,238
+735
+9% +$160K 0.01% 555
2018
Q2 		$1.7M Sell
8,503
-195
-2% -$39.5K 0.01% 588
2018
Q1 		$1.78M Sell
8,698
-614
-7% -$128K 0.01% 579
2017
Q4 		$1.94M Sell
9,312
-114
-1% -$22.2K 0.01% 580
2017
Q3 		$1.69M Sell
9,426
-6,190
-40% -$1.07M 0.01% 590
2017
Q2 		$2.87M Buy
15,616
+8
+0.1% +$1.4K 0.02% 483
2017
Q1 		$2.57M Sell
15,608
-1,132
-7% -$183K 0.02% 485
2016
Q4 		$2.56M Sell
16,740
-8,049
-32% -$1.23M 0.02% 440
2016
Q3 		$3.89M Buy
24,789
+10,117
+69% +$1.57M 0.03% 358
2016
Q2 		$2.09M Buy
14,672
+1,492
+11% +$205K 0.02% 469
2016
Q1 		$1.78M Buy
+13,180
New +$1.63M 0.02% 481
2013
Q3 		– Sell
-4,490
Closed -$290K – 2058
2013
Q2 		$290K Buy
+4,490
New +$283K ﹤0.01% 1685

Other funds holding LII

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

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

William Blair & Company reduced its Lennox International (LII) stake by 2.8% in Q1 2026, selling an estimated $19.6K and leaving 1,306 shares worth $606K. The position accounts for ﹤0.01% of the portfolio, ranked #1087.

William Blair & Company first reported a position in LII in Q2 2013 and has held it in 42 quarters since. The position peaked at $3.89M in Q3 2016. 627 funds tracked by Wall St. Rank hold LII as of Q1 2026.

  • William Blair & Company held 1,306 shares of Lennox International worth $606K as of Q1 2026.
  • William Blair & Company sold 38 Lennox International shares in Q1 2026, an estimated $19.6K.
  • Lennox International made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1087 holding.
  • William Blair & Company first reported a position in Lennox International in Q2 2013 and has held it in 42 quarters since.
  • William Blair & Company's Lennox International position peaked at $3.89M in Q3 2016.
  • 627 funds tracked by Wall St. Rank held Lennox International as of Q1 2026.

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