William Blair Investment Management
BFAM icon

William Blair Investment Management’s Bright Horizons BFAM Stock Holding History

William Blair Investment Management’s Portfolio BFAM Stock Details BFAM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$58.1M Sell
819,598
-183,854
-18% -$13.3M 0.17% 142
2026
Q1 		$82.4M Sell
1,003,452
-125,587
-11% -$10.6M 0.27% 105
2025
Q4 		$114M Sell
1,129,039
-136,079
-11% -$13.7M 0.32% 86
2025
Q3 		$137M Sell
1,265,118
-181,003
-13% -$21M 0.36% 80
2025
Q2 		$179M Sell
1,446,121
-764,976
-35% -$93.8M 0.47% 60
2025
Q1 		$281M Sell
2,211,097
-159,239
-7% -$19.5M 0.79% 24
2024
Q4 		$263M Buy
2,370,336
+532,644
+29% +$64.1M 0.64% 29
2024
Q3 		$258M Sell
1,837,692
-29,326
-2% -$3.79M 0.64% 40
2024
Q2 		$206M Sell
1,867,018
-86,619
-4% -$9.36M 0.54% 49
2024
Q1 		$221M Sell
1,953,637
-77,782
-4% -$8.2M 0.57% 48
2023
Q4 		$191M Buy
2,031,419
+118,227
+6% +$10.1M 0.56% 53
2023
Q3 		$156M Buy
1,913,192
+191,545
+11% +$17.7M 0.52% 64
2023
Q2 		$159M Buy
1,721,647
+1,290,640
+299% +$109M 0.51% 67
2023
Q1 		$33.2M Buy
431,007
+171,536
+66% +$13.2M 0.12% 197
2022
Q4 		$16.4M Buy
259,471
+21,230
+9% +$1.39M 0.06% 278
2022
Q3 		$13.7M Sell
238,241
-1,120,974
-82% -$85.3M 0.05% 287
2022
Q2 		$115M Sell
1,359,215
-359,963
-21% -$35.8M 0.43% 86
2022
Q1 		$228M Sell
1,719,178
-297,070
-15% -$38.6M 0.68% 42
2021
Q4 		$254M Sell
2,016,248
-80,917
-4% -$11.2M 0.69% 43
2021
Q3 		$292M Sell
2,097,165
-34,790
-2% -$5.11M 0.82% 28
2021
Q2 		$314M Buy
2,131,955
+580,991
+37% +$86.9M 0.98% 23
2021
Q1 		$266M Buy
1,550,964
+321,792
+26% +$53M 0.86% 27
2020
Q4 		$213M Sell
1,229,172
-316,602
-20% -$51.8M 0.71% 46
2020
Q3 		$235M Buy
1,545,774
+29,589
+2% +$3.72M 0.92% 28
2020
Q2 		$178M Buy
+1,516,185
New +$173M 0.72% 45

Other funds holding BFAM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
ABI
Abrams Bison Investments Bethesda, Maryland $2.05B AUM 71.03% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

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

William Blair Investment Management reduced its Bright Horizons (BFAM) stake by 18% in Q2 2026, selling an estimated $13.3M and leaving 819,598 shares worth $58.1M. The position accounts for 0.17% of the portfolio, ranked #142.

William Blair Investment Management first reported a position in BFAM in Q2 2020 and has held it in 25 quarters since. The position peaked at $314M in Q2 2021. 388 funds tracked by Wall St. Rank hold BFAM as of Q2 2026.

  • William Blair Investment Management held 819,598 shares of Bright Horizons worth $58.1M as of Q2 2026.
  • William Blair Investment Management sold 183,854 Bright Horizons shares in Q2 2026, an estimated $13.3M.
  • Bright Horizons made up 0.17% of William Blair Investment Management's portfolio in Q2 2026, its #142 holding.
  • William Blair Investment Management first reported a position in Bright Horizons in Q2 2020 and has held it in 25 quarters since.
  • William Blair Investment Management's Bright Horizons position peaked at $314M in Q2 2021.
  • 388 funds tracked by Wall St. Rank held Bright Horizons as of Q2 2026.

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