William Blair Investment Management
WNS

William Blair Investment Management’s WNS Holdings WNS Stock Holding History

William Blair Investment Management’s Portfolio WNS Stock Details WNS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-803,915
Closed -$50.8M – 457
2025
Q2 		$50.8M Sell
803,915
-305,126
-28% -$18.3M 0.13% 135
2025
Q1 		$68.2M Sell
1,109,041
-3,702
-0.3% -$211K 0.19% 126
2024
Q4 		$52.7M Buy
1,112,743
+53,433
+5% +$2.64M 0.13% 149
2024
Q3 		$55.8M Buy
1,059,310
+711,799
+205% +$40.4M 0.14% 130
2024
Q2 		$18.2M Buy
347,511
+26,648
+8% +$1.32M 0.05% 307
2024
Q1 		$16.2M Buy
320,863
+44,627
+16% +$2.69M 0.04% 313
2023
Q4 		$17.5M Buy
276,236
+46,943
+20% +$2.87M 0.05% 301
2023
Q3 		$15.7M Buy
+229,293
New +$15.5M 0.05% 295
2023
Q2 		– Sell
-314,445
Closed -$29.3M – 423
2023
Q1 		$29.3M Buy
314,445
+25,821
+9% +$2.25M 0.1% 225
2022
Q4 		$23.1M Buy
288,624
+1,229
+0.4% +$101K 0.09% 248
2022
Q3 		$23.5M Buy
287,395
+47,762
+20% +$3.97M 0.09% 232
2022
Q2 		$17.9M Sell
239,633
-6,090
-2% -$465K 0.07% 267
2022
Q1 		$21M Buy
245,723
+6,645
+3% +$567K 0.06% 280
2021
Q4 		$21.1M Buy
239,078
+5,897
+3% +$506K 0.06% 289
2021
Q3 		$19.1M Buy
233,181
+2,937
+1% +$240K 0.05% 318
2021
Q2 		$18.4M Sell
230,244
-120,661
-34% -$8.96M 0.06% 230
2021
Q1 		$25.4M Buy
350,905
+24,449
+7% +$1.78M 0.08% 196
2020
Q4 		$23.5M Buy
326,456
+31,802
+11% +$2.13M 0.08% 194
2020
Q3 		$18.8M Buy
294,654
+8,767
+3% +$552K 0.07% 197
2020
Q2 		$15.7M Sell
285,887
-16,240
-5% -$775K 0.06% 207
2020
Q1 		$13M Sell
302,127
-15,241
-5% -$977K 0.06% 210
2019
Q4 		$21M Buy
317,368
+27,787
+10% +$1.73M 0.08% 193
2019
Q3 		$17M Buy
289,581
+12,921
+5% +$789K 0.07% 228
2019
Q2 		$16.4M Sell
276,660
-5,307
-2% -$298K 0.07% 247
2019
Q1 		$15M Buy
281,967
+22,237
+9% +$1.11M 0.06% 271
2018
Q4 		$10.7M Buy
259,730
+15,675
+6% +$749K 0.05% 298
2018
Q3 		$12.4M Buy
244,055
+36,944
+18% +$1.89M 0.04% 324
2018
Q2 		$10.8M Buy
207,111
+22,049
+12% +$1.09M 0.04% 322
2018
Q1 		$8.39M Sell
185,062
-3,355
-2% -$147K 0.03% 322
2017
Q4 		$7.56M Sell
188,417
-30,066
-14% -$1.18M 0.03% 318
2017
Q3 		$7.97M Buy
+218,483
New +$7.68M 0.03% 325
2017
Q2 		– Sell
-9,341
Closed -$267K – 477
2017
Q1 		$267K Sell
9,341
-2,262,075
-100% -$64.1M ﹤0.01% 428
2016
Q4 		$62.6M Buy
2,271,416
+77,831
+4% +$2.1M 0.25% 126
2016
Q3 		$65.7M Buy
2,193,585
+36,949
+2% +$1.06M 0.25% 127
2016
Q2 		$58.2M Buy
2,156,636
+40,399
+2% +$1.23M 0.23% 128
2016
Q1 		$64.8M Buy
2,116,237
+149,665
+8% +$4.28M 0.26% 125
2015
Q4 		$61.3M Buy
1,966,572
+170,010
+9% +$5.32M 0.25% 127
2015
Q3 		$50.2M Buy
+1,796,562
New +$52.6M 0.1% 289

Other funds holding WNS

Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
FTCM
First Trust Capital Management Chicago, Illinois $1.9B AUM 58.28% 1-Year Est. Return
NAM
Nexpoint Asset Management Dallas, Texas $1.49B AUM 61.08% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $9.84B AUM 190.63% 1-Year Est. Return

William Blair Investment Management's WNS Position: Q3 2025 in Review

William Blair Investment Management sold out of WNS Holdings (WNS) in Q3 2025, closing a stake of 803,915 shares — an estimated $50.8M sold.

William Blair Investment Management first reported a position in WNS in Q3 2015 and held it in 38 quarters. The position peaked at $68.2M in Q1 2025. 233 funds tracked by Wall St. Rank hold WNS as of Q3 2025.

  • William Blair Investment Management reported no remaining WNS Holdings position as of Q3 2025 after selling out during the quarter.
  • William Blair Investment Management sold 803,915 WNS Holdings shares in Q3 2025, an estimated $50.8M.
  • William Blair Investment Management first reported a position in WNS Holdings in Q3 2015 and held it in 38 quarters.
  • William Blair Investment Management's WNS Holdings position peaked at $68.2M in Q1 2025.
  • 233 funds tracked by Wall St. Rank held WNS Holdings as of Q3 2025.

Based on William Blair Investment Management's 13F filing for Q3 2025, filed 12 Nov 2025.