William Blair Investment Management
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William Blair Investment Management’s Winmark WINA Stock Holding History

William Blair Investment Management’s Portfolio WINA Stock Details WINA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-51,781
Closed -$21M – 457
2025
Q4 		$21M Sell
51,781
-18,854
-27% -$8.07M 0.06% 266
2025
Q3 		$35.2M Buy
70,635
+9,800
+16% +$4.21M 0.09% 181
2025
Q2 		$23M Sell
60,835
-27,601
-31% -$10.7M 0.06% 270
2025
Q1 		$28.1M Buy
88,436
+3,633
+4% +$1.29M 0.08% 229
2024
Q4 		$33.3M Buy
84,803
+12,755
+18% +$5.01M 0.08% 226
2024
Q3 		$27.6M Buy
72,048
+622
+0.9% +$231K 0.07% 257
2024
Q2 		$25.2M Buy
71,426
+5,892
+9% +$2.1M 0.07% 267
2024
Q1 		$23.7M Sell
65,534
-14,045
-18% -$5.16M 0.06% 287
2023
Q4 		$33.2M Buy
79,579
+2,682
+3% +$1.13M 0.1% 207
2023
Q3 		$28.7M Sell
76,897
-23,659
-24% -$8.59M 0.1% 227
2023
Q2 		$33.4M Buy
100,556
+1,400
+1% +$474K 0.11% 212
2023
Q1 		$31.8M Buy
99,156
+5,430
+6% +$1.52M 0.11% 211
2022
Q4 		$22.1M Sell
93,726
-10,283
-10% -$2.45M 0.08% 252
2022
Q3 		$22.5M Buy
104,009
+4,991
+5% +$1.08M 0.09% 242
2022
Q2 		$19.4M Buy
99,018
+508
+0.5% +$104K 0.07% 262
2022
Q1 		$21.7M Buy
98,510
+2,123
+2% +$478K 0.06% 276
2021
Q4 		$23.9M Buy
96,387
+843
+0.9% +$204K 0.06% 275
2021
Q3 		$20.5M Buy
95,544
+679
+0.7% +$140K 0.06% 306
2021
Q2 		$18.2M Sell
94,865
-3,825
-4% -$744K 0.06% 231
2021
Q1 		$18.4M Buy
98,690
+7,039
+8% +$1.28M 0.06% 232
2020
Q4 		$17M Buy
91,651
+76,676
+512% +$13.6M 0.06% 225
2020
Q3 		$2.58M Buy
+14,975
New +$2.41M 0.01% 330

Other funds holding WINA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
AC
AltraVue Capital Bellevue, Washington $1.39B AUM 53.77% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
PC
Port Capital Chicago, Illinois $2.45B AUM 18.2% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return
Fisher Asset Management
Fisher Asset Management Camas, Washington $336B AUM 34.66% 1-Year Est. Return

William Blair Investment Management's WINA Position: Q1 2026 in Review

William Blair Investment Management sold out of Winmark (WINA) in Q1 2026, closing a stake of 51,781 shares — an estimated $21M sold.

William Blair Investment Management first reported a position in WINA in Q3 2020 and held it in 22 quarters. The position peaked at $35.2M in Q3 2025. 230 funds tracked by Wall St. Rank hold WINA as of Q1 2026.

  • William Blair Investment Management reported no remaining Winmark position as of Q1 2026 after selling out during the quarter.
  • William Blair Investment Management sold 51,781 Winmark shares in Q1 2026, an estimated $21M.
  • William Blair Investment Management first reported a position in Winmark in Q3 2020 and held it in 22 quarters.
  • William Blair Investment Management's Winmark position peaked at $35.2M in Q3 2025.
  • 230 funds tracked by Wall St. Rank held Winmark as of Q1 2026.

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