William Blair Investment Management
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William Blair Investment Management’s Knight Transportation KNX Stock Holding History

William Blair Investment Management’s Portfolio KNX Stock Details KNX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$104M Buy
1,330,047
+386,761
+41% +$26.8M 0.31% 96
2026
Q1 		$54.3M Buy
943,286
+399,047
+73% +$22.9M 0.18% 128
2025
Q4 		$28.5M Buy
544,239
+34,320
+7% +$1.61M 0.08% 209
2025
Q3 		$20.1M Buy
509,919
+503,764
+8,185% +$21.8M 0.05% 283
2025
Q2 		$272K Sell
6,155
-96
-2% -$4.08K ﹤0.01% 403
2025
Q1 		$272K Sell
6,251
-2,222
-26% -$115K ﹤0.01% 406
2024
Q4 		$449K Buy
8,473
+5
+0.1% +$272 ﹤0.01% 398
2024
Q3 		$457K Sell
8,468
-87
-1% -$4.5K ﹤0.01% 380
2024
Q2 		$427K Buy
8,555
+4,183
+96% +$205K ﹤0.01% 383
2024
Q1 		$241K Sell
4,372
-3,012
-41% -$170K ﹤0.01% 391
2023
Q4 		$426K Sell
7,384
-907
-11% -$47.5K ﹤0.01% 368
2023
Q3 		$416K Buy
8,291
+2,808
+51% +$156K ﹤0.01% 372
2023
Q2 		$305K Sell
5,483
-14
-0.3% -$781 ﹤0.01% 368
2023
Q1 		$311K Buy
5,497
+12
+0.2% +$686 ﹤0.01% 365
2022
Q4 		$287K Buy
5,485
+22
+0.4% +$1.14K ﹤0.01% 371
2022
Q3 		$267K Sell
5,463
-84
-2% -$4.3K ﹤0.01% 362
2022
Q2 		$257K Sell
5,547
-3,971
-42% -$188K ﹤0.01% 375
2022
Q1 		$480K Buy
9,518
+549
+6% +$30.3K ﹤0.01% 403
2021
Q4 		$547K Buy
8,969
+464
+5% +$26.3K ﹤0.01% 375
2021
Q3 		$435K Buy
+8,505
New +$428K ﹤0.01% 395
2018
Q4 		– Sell
-27,574
Closed -$951K – 421
2018
Q3 		$951K Buy
+27,574
New +$965K ﹤0.01% 401

Other funds holding KNX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
SPC
Slate Path Capital New York $7.22B AUM 110.75% 1-Year Est. Return

William Blair Investment Management's KNX Position: Q2 2026 in Review

William Blair Investment Management increased its Knight Transportation (KNX) stake by 41% in Q2 2026, buying an estimated $26.8M and bringing the position to 1,330,047 shares worth $104M. The position accounts for 0.31% of the portfolio, ranked #96.

William Blair Investment Management first reported a position in KNX in Q3 2018 and has held it in 21 quarters since. 629 funds tracked by Wall St. Rank hold KNX as of Q2 2026.

  • William Blair Investment Management held 1,330,047 shares of Knight Transportation worth $104M as of Q2 2026.
  • William Blair Investment Management bought 386,761 Knight Transportation shares in Q2 2026, an estimated $26.8M.
  • Knight Transportation made up 0.31% of William Blair Investment Management's portfolio in Q2 2026, its #96 holding.
  • William Blair Investment Management first reported a position in Knight Transportation in Q3 2018 and has held it in 21 quarters since.
  • 629 funds tracked by Wall St. Rank held Knight Transportation as of Q2 2026.

Based on William Blair Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.