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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $33.3B
1-Year Est. Return 44.76%
This Fund
S&P 500
This Quarter Est. Return
+13.19%
1 Year Est. Return
+44.76%
3 Year Est. Return
+140.8%
5 Year Est. Return
+166.51%
10 Year Est. Return
+978.6%
AUM
$38.7B
AUM Growth
+$4.32B
Cap. Flow
+$897M
Cap. Flow %
2.32%
Top 10 Hldgs %
24.36%
Holding
434
New
28
Increased
188
Reduced
193
Closed
24

Top Buys

Rank Stock Value
1
ACN icon
Accenture
ACN
+$171M
2
MSFT icon
Microsoft
MSFT
+$164M
3
DOCS icon
Doximity
DOCS
+$158M
4
SHOP icon
Shopify
SHOP
+$150M
5
ITUB icon
Itaú Unibanco
ITUB
+$148M

Top Sells

Rank Stock Value
1
SMCI icon
Super Micro Computer
SMCI
+$223M
2
TSM icon
TSMC
TSM
+$214M
3
TD icon
Toronto Dominion Bank
TD
+$175M
4
ELF icon
e.l.f. Beauty
ELF
+$93.6M
5
FTI icon
TechnipFMC
FTI
+$86.4M

Sector Composition

Rank Sector Weight
1 Technology 29.65%
2 Consumer Discretionary 14.83%
3 Healthcare 14.07%
4 Industrials 13.15%
5 Financials 9.08%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AR icon
276
Antero Resources
AR
$11.3B
$25.3M 0.07%
+872,011
New +$21.1M
PRO
277
DELISTED
PROS Holdings
PRO
$25.1M 0.06%
690,397
+5,229
+0.8% +$185K
GXO icon
278
GXO Logistics
GXO
$5.55B
$25.1M 0.06%
466,521
-217,424
-32% -$11.8M
EPC icon
279
Edgewell Personal Care
EPC
$1.34B
$25M 0.06%
645,826
+364
+0.1% +$13.7K
TMO icon
280
Thermo Fisher Scientific
TMO
$222B
$24.8M 0.06%
42,737
-715
-2% -$401K
OPLN
281
Openlane
OPLN
$4.35B
$24.8M 0.06%
1,431,076
-686
-0% -$10.3K
NTCT icon
282
NETSCOUT
NTCT
$2.89B
$24.5M 0.06%
1,124,063
+2,341
+0.2% +$50.8K
FBNC icon
283
First Bancorp
FBNC
$2.73B
$24.5M 0.06%
677,498
+515
+0.1% +$18K
ADTN icon
284
Adtran
ADTN
$675M
$24.2M 0.06%
4,456,067
+817,762
+22% +$5.22M
AUB icon
285
Atlantic Union Bankshares
AUB
$6.12B
$24.2M 0.06%
686,083
-520
-0.1% -$17.9K
WST icon
286
West Pharmaceutical
WST
$24.6B
$24.1M 0.06%
+60,993
New +$22.6M
WINA icon
287
Winmark
WINA
$1.26B
$23.7M 0.06%
65,534
-14,045
-18% -$5.16M
MLKN icon
288
MillerKnoll
MLKN
$1.63B
$23.6M 0.06%
954,391
+76,994
+9% +$2.17M
GDEN
289
DELISTED
Golden Entertainment
GDEN
$23.6M 0.06%
640,420
+111,701
+21% +$4.13M
TITN icon
290
Titan Machinery
TITN
$429M
$23.1M 0.06%
931,443
+389
+0% +$10.2K
ONT
291
Onterris Inc
ONT
$578M
$23.1M 0.06%
589,317
+3,824
+0.7% +$128K
VERX icon
292
Vertex
VERX
$2B
$23M 0.06%
724,037
-611,029
-46% -$16.5M
CGNT icon
293
Cognyte Software
CGNT
$678M
$22.9M 0.06%
2,763,614
-1,793
-0.1% -$12.7K
CBRL icon
294
Cracker Barrel
CBRL
$1.3B
$22.5M 0.06%
309,526
+662
+0.2% +$48K
LECO icon
295
Lincoln Electric
LECO
$15.2B
$22.5M 0.06%
88,034
-8,549
-9% -$2.02M
PDFS icon
296
PDF Solutions
PDFS
$2.18B
$22M 0.06%
652,846
+4,909
+0.8% +$161K
STEP icon
297
StepStone Group
STEP
$4.06B
$21.8M 0.06%
608,829
+6,052
+1% +$205K
CNDT icon
298
Conduent
CNDT
$236M
$21.6M 0.06%
6,393,553
+8,779
+0.1% +$30.5K
ESTA icon
299
Establishment Labs
ESTA
$2.31B
$21.4M 0.06%
+420,724
New +$16.9M
GLDD
300
DELISTED
Great Lakes Dredge & Dock
GLDD
$21.4M 0.06%
2,445,074
-1,498
-0.1% -$12.3K
10 11
12
13 14

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William Blair Investment Management's Q1 2024 Portfolio in Review

As of Q1 2024, William Blair Investment Management held 434 positions worth $38.7B, up 13% from $34.4B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair Investment Management's Q1 2024 filing shows 28 new, 188 increased, 193 reduced and 24 closed positions. Its largest new stake was Doximity: 5,530,386 shares worth $149M. The largest sale was Super Micro Computer, an estimated $223M.

By sector, the portfolio is most concentrated in Technology at 30% of assets, up from 27% a quarter earlier, followed by Consumer Discretionary and Healthcare.

  • William Blair Investment Management's largest Q1 2024 buy was Doximity: 5,530,386 shares worth $149M.
  • William Blair Investment Management added most to Accenture in Q1 2024, an estimated $171M increase.
  • William Blair Investment Management's biggest Q1 2024 reduction was Super Micro Computer, cutting an estimated $223M.
  • William Blair Investment Management fully exited Toronto Dominion Bank in Q1 2024, selling an estimated $175M.
  • William Blair Investment Management's ten largest holdings make up 24% of its $38.7B portfolio in Q1 2024.
  • William Blair Investment Management opened 28 new positions and closed 24 in Q1 2024.
  • William Blair Investment Management's portfolio value rose 13% quarter-over-quarter to $38.7B.

Based on William Blair Investment Management's 13F filing for Q1 2024, filed 8 May 2024.