William Blair Investment Management
ITGR icon

William Blair Investment Management’s Integer Holdings ITGR Stock Holding History

William Blair Investment Management’s Portfolio ITGR Stock Details ITGR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$25.7M Sell
292,601
-175,776
-38% -$15M 0.09% 218
2025
Q4 		$36.7M Buy
468,377
+192,956
+70% +$15.4M 0.1% 170
2025
Q3 		$28.5M Buy
+275,421
New +$30M 0.07% 225
2024
Q3 		– Sell
-206,530
Closed -$23.9M – 429
2024
Q2 		$23.9M Sell
206,530
-86,737
-30% -$10.1M 0.06% 276
2024
Q1 		$34.2M Sell
293,267
-174,936
-37% -$18.6M 0.09% 220
2023
Q4 		$46.4M Sell
468,203
-7,119
-1% -$613K 0.14% 144
2023
Q3 		$37.3M Sell
475,322
-135,469
-22% -$11.5M 0.12% 163
2023
Q2 		$54.1M Buy
610,791
+11,380
+2% +$932K 0.17% 129
2023
Q1 		$46.5M Buy
599,411
+2,062
+0.3% +$151K 0.16% 130
2022
Q4 		$40.9M Buy
597,349
+157,100
+36% +$10.3M 0.16% 135
2022
Q3 		$27.4M Buy
+440,249
New +$29.6M 0.11% 211
2021
Q3 		– Sell
-15,391
Closed -$1.45M – 473
2021
Q2 		$1.45M Sell
15,391
-113,762
-88% -$10.5M ﹤0.01% 296
2021
Q1 		$11.9M Sell
129,153
-57,420
-31% -$4.85M 0.04% 266
2020
Q4 		$15.1M Sell
186,573
-3,692
-2% -$259K 0.05% 236
2020
Q3 		$11.2M Buy
190,265
+16,041
+9% +$1.07M 0.04% 253
2020
Q2 		$12.7M Buy
174,224
+792
+0.5% +$57.6K 0.05% 220
2020
Q1 		$10.9M Sell
173,432
-7,535
-4% -$615K 0.05% 226
2019
Q4 		$14.6M Sell
180,967
-74,532
-29% -$5.69M 0.06% 231
2019
Q3 		$19.3M Sell
255,499
-49,776
-16% -$3.94M 0.08% 206
2019
Q2 		$25.6M Sell
305,275
-33,403
-10% -$2.5M 0.11% 166
2019
Q1 		$25.5M Sell
338,678
-32,432
-9% -$2.65M 0.11% 167
2018
Q4 		$28.3M Buy
371,110
+5,546
+2% +$445K 0.14% 144
2018
Q3 		$30.3M Sell
365,564
-99,130
-21% -$7.43M 0.11% 189
2018
Q2 		$30M Sell
464,694
-14,019
-3% -$869K 0.11% 184
2018
Q1 		$27.1M Sell
478,713
-24,946
-5% -$1.26M 0.1% 193
2017
Q4 		$22.8M Sell
503,659
-5,954
-1% -$290K 0.09% 226
2017
Q3 		$26.1M Sell
509,613
-1,046
-0.2% -$47.9K 0.09% 204
2017
Q2 		$22.1M Sell
510,659
-3,176
-0.6% -$126K 0.08% 224
2017
Q1 		$20.7M Sell
513,835
-1,741
-0.3% -$60.8K 0.08% 234
2016
Q4 		$15.2M Sell
515,576
-68,853
-12% -$1.73M 0.06% 270
2016
Q3 		$12.7M Buy
584,429
+108,698
+23% +$2.78M 0.05% 291
2016
Q2 		$14.7M Buy
475,731
+24,137
+5% +$795K 0.06% 258
2016
Q1 		$16.1M Sell
451,594
-36,993
-8% -$1.3M 0.06% 241
2015
Q4 		$23.4M Sell
488,587
-18,364
-4% -$918K 0.09% 177
2015
Q3 		$26.1M Buy
+506,951
New +$25.4M 0.05% 430

Other funds holding ITGR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ICM
Irenic Capital Management New York $1.54B AUM 12.79% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return

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

William Blair Investment Management reduced its Integer Holdings (ITGR) stake by 38% in Q1 2026, selling an estimated $15M and leaving 292,601 shares worth $25.7M. The position accounts for 0.09% of the portfolio, ranked #218.

William Blair Investment Management first reported a position in ITGR in Q3 2015 and has held it in 35 quarters since. The position peaked at $54.1M in Q2 2023. 321 funds tracked by Wall St. Rank hold ITGR as of Q1 2026.

  • William Blair Investment Management held 292,601 shares of Integer Holdings worth $25.7M as of Q1 2026.
  • William Blair Investment Management sold 175,776 Integer Holdings shares in Q1 2026, an estimated $15M.
  • Integer Holdings made up 0.09% of William Blair Investment Management's portfolio in Q1 2026, its #218 holding.
  • William Blair Investment Management first reported a position in Integer Holdings in Q3 2015 and has held it in 35 quarters since.
  • William Blair Investment Management's Integer Holdings position peaked at $54.1M in Q2 2023.
  • 321 funds tracked by Wall St. Rank held Integer Holdings as of Q1 2026.

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