William Blair Investment Management, LLC

Filing Details

13F-HR • 2025-03-31

SEC FilingSEC DataHachi Filing

Report Date: 2025-03-31
Filing Date: 2025-05-09
Total Holdings: 423
Total Value: 35621637487
Accession Number: 0001644956-25-000018
Form Type: 13F-HR
CIK: 0001644956
Manager Name: William Blair Investment Management, LLC

Data Enrichment

97% identified

410 identified13 unidentified

Holdings

SEC FilingSEC DataHachi Filing

Manager:

423 positions • $35,621,637.487K total value

423 positions

Manager:

SEC FilingSEC DataHachi Filing

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Matador Resources Co

MTDR|576485205

528838(-4.0%)

Value:

$27.0B(-12.8%)

Knowles Corp

KN|49926D109

1772951(-20.4%)

Value:

$26.9B(-39.3%)

EXPRO GROUP HOLDINGS N.V.

XPRO|N3144W105

2700689(-3.9%)

Value:

$26.8B(-23.4%)

StepStone Group Inc.

STEP|85914M107

512254(+4.3%)

Value:

$26.8B(-5.9%)

SELECTIVE INSURANCE GROUP INC

SIGI|816300107

291661

Value:

$26.7B

PACIFIC PREMIER BANCORP INC

PPBI|69478X105

1247861(-5.0%)

Value:

$26.6B(-18.7%)

KULICKE & SOFFA INDUSTRIES INC

KLIC|501242101

798240(+12.7%)

Value:

$26.3B(-20.4%)

EDGEWELL PERSONAL CARE Co

EPC|28035Q102

841817(-4.2%)

Value:

$26.3B(-11.0%)

INTERPARFUMS INC

IPAR|458334109

228339(-2.3%)

Value:

$26.0B(-15.4%)

Cadence Bank

CADE|12740C103

853461

Value:

$25.9B

DIODES INC /DEL/

DIOD|254543101

597726(+25.5%)

Value:

$25.8B(-12.1%)

TREACE MEDICAL CONCEPTS, INC.

TMCI|89455T109

3060612(+4.1%)

Value:

$25.7B(+17.4%)

Owens Corning

OC|690742101

178264(-2.5%)

Value:

$25.5B(-18.2%)

Vertex, Inc.

VERX|92538J106

726949

Value:

$25.5B

WAFD INC

WAFD|938824109

888770(-4.4%)

Value:

$25.4B(-15.3%)

UNITED STATES LIME & MINERALS INC

USLM|911922102

287233(+4.0%)

Value:

$25.4B(-30.8%)

DigitalBridge Group, Inc.

DBRG|25401T603

2863421(-4.6%)

Value:

$25.3B(-25.4%)

Embecta Corp.

EMBC|29082K105

1978372(+167.5%)

Value:

$25.2B(+65.2%)

CENTRAL GARDEN & PET CO

CENTA|153527205

768425(-4.6%)

Value:

$25.2B(-5.5%)

Mirion Technologies, Inc.

MIR|60471A101

1731391(-43.1%)

Value:

$25.1B(-52.7%)

Instrument	Shares		Other Manager	Value
Matador Resources Co(MTDRcusip576485205)	528.8K	QoQ -4.04% (-22.3K) YoY -5.09% (-28.4K)	All Managers (Combined)	$27.0M	QoQ -12.85% (-$4.0M) YoY -27.38% (-$10.2M)
Knowles Corp(KNcusip49926D109)	1.8M	QoQ -20.37% (-453.8K) YoY -20.96% (-470.3K)	All Managers (Combined)	$26.9M	QoQ -39.27% (-$17.4M) YoY -25.38% (-$9.2M)
Expro Group Holdings N.V.(XPROcusipN3144W105)	2.7M	QoQ -3.87% (-109.0K) YoY +27.21% (-577.7K)	All Managers (Combined)	$26.8M	QoQ -23.38% (-$8.2M) YoY -36.68% (-$15.6M)
Stepstone Group Inc.(STEPcusip85914M107)	512.3K	QoQ +4.28% (-21.1K) YoY -15.86% (-96.6K)	All Managers (Combined)	$26.8M	QoQ -5.89% (-$1.7M) YoY +22.95% (-$5.0M)
Selective Insurance Group Inc(SIGIcusip816300107)	291.7K	QoQ NEW(+291.7K) YoY NEW(+291.7K)	All Managers (Combined)	$26.7M	QoQ NEW(+$26.7M) YoY NEW(+$26.7M)
Pacific Premier Bancorp Inc(PPBIcusip69478X105)	1.2M	QoQ -4.99% (-65.6K) YoY -6.08% (-80.9K)	All Managers (Combined)	$26.6M	QoQ -18.71% (-$6.1M) YoY -16.57% (-$5.3M)
Kulicke & Soffa Industries Inc(KLICcusip501242101)	798.2K	QoQ +12.67% (-89.8K) YoY +11.49% (-82.3K)	All Managers (Combined)	$26.3M	QoQ -20.35% (-$6.7M) YoY -26.91% (-$9.7M)
Edgewell Personal Care Co(EPCcusip28035Q102)	841.8K	QoQ -4.16% (-36.6K) YoY +30.34% (+196.0K)	All Managers (Combined)	$26.3M	QoQ -10.98% (-$3.2M) YoY +5.28% (+$1.3M)
Interparfums Inc(IPARcusip458334109)	228.3K	QoQ -2.30% (-5.4K) YoY -2.05% (-4.8K)	All Managers (Combined)	$26.0M	QoQ -15.40% (-$4.7M) YoY -20.62% (-$6.8M)
Cadence Bank(CADEcusip12740C103)	853.5K	QoQ NEW(+853.5K) YoY NEW(+853.5K)	All Managers (Combined)	$25.9M	QoQ NEW(+$25.9M) YoY NEW(+$25.9M)
Diodes Inc /Del/(DIODcusip254543101)	597.7K	QoQ +25.50% (-121.5K) YoY +24.62% (-118.1K)	All Managers (Combined)	$25.8M	QoQ -12.14% (-$3.6M) YoY -23.68% (-$8.0M)
Treace Medical Concepts, Inc.(TMCIcusip89455T109)	3.1M	QoQ +4.14% (+121.8K) YoY +31.38% (-731.1K)	All Managers (Combined)	$25.7M	QoQ +17.44% (+$3.8M) YoY -15.53% (-$4.7M)
Owens Corning(OCcusip690742101)	178.3K	QoQ -2.48% (-4.5K) YoY NEW(+178.3K)	All Managers (Combined)	$25.5M	QoQ -18.22% (-$5.7M) YoY NEW(+$25.5M)
Vertex, Inc.(VERXcusip92538J106)	726.9K	QoQ NEW(+726.9K) YoY +0.40% (+2.9K)	All Managers (Combined)	$25.5M	QoQ NEW(+$25.5M) YoY +10.67% (+$2.5M)
Wafd Inc(WAFDcusip938824109)	888.8K	QoQ -4.40% (-41.0K) YoY -5.10% (-47.8K)	All Managers (Combined)	$25.4M	QoQ -15.26% (-$4.6M) YoY -6.57% (-$1.8M)
United States Lime & Minerals Inc(USLMcusip911922102)	287.2K	QoQ +3.99% (-11.0K) YoY NEW(+287.2K)	All Managers (Combined)	$25.4M	QoQ -30.75% (-$11.3M) YoY NEW(+$25.4M)
Digitalbridge Group, Inc.(DBRGcusip25401T603)	2.9M	QoQ -4.64% (-139.6K) YoY NEW(+2.9M)	All Managers (Combined)	$25.3M	QoQ -25.44% (-$8.6M) YoY NEW(+$25.3M)
Embecta Corp.(EMBCcusip29082K105)	2.0M	QoQ +167.54% (+1.2M) YoY NEW(+2.0M)	All Managers (Combined)	$25.2M	QoQ +65.18% (+$10.0M) YoY NEW(+$25.2M)
Central Garden & Pet Co(CENTAcusip153527205)	768.4K	QoQ -4.61% (-37.1K) YoY -29.50% (-321.6K)	All Managers (Combined)	$25.2M	QoQ -5.53% (-$1.5M) YoY -37.50% (-$15.1M)
Mirion Technologies, Inc.(MIRcusip60471A101)	1.7M	QoQ -43.06% (-1.3M) YoY NEW(+1.7M)	All Managers (Combined)	$25.1M	QoQ -52.69% (-$28.0M) YoY NEW(+$25.1M)