William Blair & Company
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William Blair & Company’s Gartner IT Stock Holding History

William Blair & Company’s Portfolio IT Stock Details IT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.3M Sell
14,506
-108,046
-88% -$19.9M 0.01% 691
2025
Q4 		$30.9M Buy
122,552
+4,358
+4% +$1.05M 0.08% 180
2025
Q3 		$31.1M Buy
118,194
+78,610
+199% +$22.9M 0.08% 180
2025
Q2 		$16M Sell
39,584
-1,322
-3% -$553K 0.04% 263
2025
Q1 		$17.2M Sell
40,906
-1,280
-3% -$631K 0.05% 241
2024
Q4 		$20.4M Buy
42,186
+1,726
+4% +$890K 0.06% 221
2024
Q3 		$20.5M Sell
40,460
-338
-0.8% -$162K 0.06% 229
2024
Q2 		$18.3M Sell
40,798
-47,751
-54% -$21.2M 0.06% 230
2024
Q1 		$42.2M Sell
88,549
-4,176
-5% -$1.92M 0.13% 135
2023
Q4 		$41.8M Buy
92,725
+139
+0.2% +$55.5K 0.14% 133
2023
Q3 		$31.8M Buy
92,586
+1,998
+2% +$697K 0.12% 149
2023
Q2 		$31.7M Sell
90,588
-1,104
-1% -$359K 0.12% 156
2023
Q1 		$29.9M Sell
91,692
-3,099
-3% -$1.02M 0.12% 156
2022
Q4 		$31.9M Buy
94,791
+41,460
+78% +$13.4M 0.14% 142
2022
Q3 		$14.8M Buy
53,331
+4,522
+9% +$1.27M 0.07% 219
2022
Q2 		$11.8M Buy
48,809
+7,120
+17% +$1.89M 0.05% 271
2022
Q1 		$12.4M Sell
41,689
-641
-2% -$186K 0.04% 299
2021
Q4 		$14.2M Sell
42,330
-356
-0.8% -$114K 0.04% 282
2021
Q3 		$13M Buy
42,686
+761
+2% +$221K 0.04% 283
2021
Q2 		$10.2M Sell
41,925
-2,999
-7% -$656K 0.04% 323
2021
Q1 		$8.2M Buy
44,924
+2,246
+5% +$390K 0.03% 356
2020
Q4 		$6.84M Buy
42,678
+220
+0.5% +$31.7K 0.03% 377
2020
Q3 		$5.3M Buy
42,458
+565
+1% +$71.8K 0.02% 386
2020
Q2 		$5.08M Sell
41,893
-2,360
-5% -$273K 0.02% 375
2020
Q1 		$4.41M Sell
44,253
-20,795
-32% -$2.85M 0.03% 359
2019
Q4 		$10M Sell
65,048
-470
-0.7% -$71.8K 0.05% 266
2019
Q3 		$9.37M Buy
65,518
+62
+0.1% +$9.01K 0.05% 265
2019
Q2 		$10.5M Sell
65,456
-2,518
-4% -$394K 0.06% 248
2019
Q1 		$10.3M Sell
67,974
-3,049
-4% -$423K 0.06% 251
2018
Q4 		$9.08M Sell
71,023
-1,021
-1% -$147K 0.07% 248
2018
Q3 		$11.4M Sell
72,044
-315
-0.4% -$45.7K 0.07% 233
2018
Q2 		$9.62M Sell
72,359
-1,067
-1% -$137K 0.07% 249
2018
Q1 		$8.64M Sell
73,426
-1,396
-2% -$174K 0.06% 257
2017
Q4 		$9.21M Buy
74,822
+882
+1% +$107K 0.06% 254
2017
Q3 		$9.2M Sell
73,940
-819
-1% -$101K 0.07% 242
2017
Q2 		$9.23M Buy
74,759
+8,216
+12% +$954K 0.07% 246
2017
Q1 		$7.18M Sell
66,543
-4,142
-6% -$427K 0.06% 264
2016
Q4 		$7.14M Sell
70,685
-5,546
-7% -$536K 0.06% 252
2016
Q3 		$6.74M Sell
76,231
-3,950
-5% -$371K 0.06% 259
2016
Q2 		$7.81M Sell
80,181
-2,232
-3% -$212K 0.07% 231
2016
Q1 		$7.36M Sell
82,413
-2,863
-3% -$242K 0.07% 232
2015
Q4 		$7.73M Sell
85,276
-92,733
-52% -$8.21M 0.07% 233
2015
Q3 		$14.9M Sell
178,009
-770,926
-81% -$67.1M 0.13% 181
2015
Q2 		$81.4M Sell
948,935
-491,971
-34% -$42.2M 0.12% 228
2015
Q1 		$121M Sell
1,440,906
-1,340,594
-48% -$111M 0.19% 171
2014
Q4 		$234M Sell
2,781,500
-110,143
-4% -$8.95M 0.38% 47
2014
Q3 		$212M Sell
2,891,643
-1,232
-0% -$89.5K 0.36% 59
2014
Q2 		$204M Sell
2,892,875
-1,403,037
-33% -$97.8M 0.33% 67
2014
Q1 		$298M Buy
4,295,912
+1,018,154
+31% +$70.4M 0.49% 24
2013
Q4 		$233M Buy
3,277,758
+610,729
+23% +$38.6M 0.38% 52
2013
Q3 		$160M Buy
2,667,029
+1,183,080
+80% +$69.7M 0.28% 89
2013
Q2 		$84.6M Buy
+1,483,949
New +$84.2M 0.17% 183

Other funds holding IT

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
IFP
Independent Franchise Partners London, United Kingdom $14.3B AUM 3.49% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
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

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

William Blair & Company reduced its Gartner (IT) stake by 88% in Q1 2026, selling an estimated $19.9M and leaving 14,506 shares worth $2.3M. The position accounts for 0.01% of the portfolio, ranked #691.

William Blair & Company first reported a position in IT in Q2 2013 and has held it in 52 quarters since. The position peaked at $298M in Q1 2014. 713 funds tracked by Wall St. Rank hold IT as of Q1 2026.

  • William Blair & Company held 14,506 shares of Gartner worth $2.3M as of Q1 2026.
  • William Blair & Company sold 108,046 Gartner shares in Q1 2026, an estimated $19.9M.
  • Gartner made up 0.01% of William Blair & Company's portfolio in Q1 2026, its #691 holding.
  • William Blair & Company first reported a position in Gartner in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's Gartner position peaked at $298M in Q1 2014.
  • 713 funds tracked by Wall St. Rank held Gartner as of Q1 2026.

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