Oberweis Asset Management Inc/

Investment Portfolio & 13F Holdings Analysis

About

OBERWEIS ASSET MANAGEMENT INC/ is an institutional investment manager that filed its latest Form 13F for 2025Q1, reporting 192 holdings worth $2.0 billion. Form 13F filings provide transparency into the equity holdings of institutional investment managers with over $100 million in assets under management. This page displays the most recent portfolio holdings, allowing investors to track position changes, new investments, and portfolio composition.

AI_NATIVE detailed information: This accession holds the following tickers:[
  "NVMI",
  "MMSI",
  "KNSA",
  "SE",
  "SPSC",
  "KRYS",
  "ITRI",
  "FARO",
  "VRNS",
  "MGY",
  "FN",
  "LTH",
  "AIR",
  "NIC",
  "AORT",
  "WGS",
  "BROS",
  "STRL",
  "QTWO",
  "MHO",
  "REVG",
  "MTRX",
  "MTSI",
  "GOOGL",
  "BOOT",
  "VCYT",
  "ANIP",
  "ADMA",
  "ACA",
  "AMSC",
  "AGX",
  "YMM",
  "GDS",
  "BLBD",
  "CRS",
  "VTLE",
  "LMB",
  "NGVC",
  "COOP",
  "OMCL",
  "OSPN",
  "PRIM",
  "EHC",
  "POWL",
  "QNST",
  "SIMO",
  "SKYW",
  "AMBA",
  "LIVN",
  "SN",
  "OSW",
  "SRAD",
  "MMYT",
  "WLDN",
  "RES",
  "SRCE",
  "LQDA",
  "AOSL",
  "ARIS",
  "CLBT",
  "CLW",
  "MCD",
  "FIVE",
  "OSCR",
  "FRSH",
  "HURN",
  "MBUU",
  "MNKD",
  "LINC",
  "MRCY",
  "MD",
  "PLYA",
  "RSI",
  "RDVT",
  "TUYA",
  "WAY",
  "MA",
  "ABCB",
  "MSFT",
  "DUOL",
  "DOCS",
  "TAL",
  "FSS",
  "EZPW",
  "FRME",
  "FLS",
  "HLX",
  "HQY",
  "ICUI",
  "IMAX",
  "AAPL",
  "SPY",
  "AMGN",
  null,
  "TRV",
  "ADUS",
  "VSEC",
  "ICHR",
  "ATRC",
  "UCTT",
  "FCFS",
  "EIG",
  "MGNI",
  "LYTS",
  "LIND",
  "AAOI",
  "PDS",
  "OSIS",
  "WEAV",
  "PRMB",
  "ARDX",
  "FIVN",
  "ACMR",
  "LRN",
  null,
  "RMD",
  "GRC",
  "AIOT",
  "GDYN",
  "LOPE",
  "VNET",
  "QLYS",
  "MTDR",
  "PSN",
  "SFM",
  "UAA",
  "AFL",
  "DECK",
  "AIZ",
  "DORM",
  "DCO",
  "DCTH",
  null,
  "FBK",
  "EOLS",
  "HWKN",
  "IBEX",
  "HSAI",
  "TILE",
  "IDCC",
  "LMAT",
  "RMBS",
  "ACIW",
  "SG",
  "PDD",
  "VRNT",
  "COCO",
  "WMT",
  "ZETA",
  "ONTO",
  "G",
  "EXLS",
  "KEX",
  "NOV",
  "RDWR",
  "TPC",
  "SPXC",
  "SKWD",
  "SPOT",
  "FTDR",
  "GAP",
  "PEGA",
  "BLZE",
  "AXGN",
  "AVPT",
  "BK",
  "BRBR",
  "BVS",
  "BPMC",
  "BFAM",
  "BOX",
  "CBT",
  "CAMT",
  "CDNS",
  "CDNA",
  "CARG",
  "CPRX",
  "CCS",
  "CLH",
  "CLMB",
  "YOU",
  "CBSH",
  "CVLT",
  "CRMD",
  "CRDO",
  "CRAI",
  "DESP",
  "DLB",
  "DOCN",
  "GOOG",
  "JNJ",
  "JPM"
]

Filing Details

13F-HR • 2025-03-31

SEC FilingSEC DataHachi Filing

Report Date: 2025-03-31
Filing Date: 2025-05-15
Total Holdings: 192
Total Value: 2006310493
Accession Number: 0001213900-25-043859
Form Type: 13F-HR
CIK: 0000937886
Manager Name: Oberweis Asset Management Inc/

Data Enrichment

98% identified

189 identified3 unidentified

Holdings

SEC FilingSEC DataHachi Filing

Manager:

192 positions • $2,006,310.493K total value

192 positions

Manager:

SEC FilingSEC DataHachi Filing

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ADMA BIOLOGICS, INC.

ADMA|000899104

Shares:3.4M

Value:$68.0M

Credo Technology Group Holding Ltd

CRDO|G25457105

Shares:1.3M

Value:$50.6M

SharkNinja, Inc.

SN|G8068L108

Shares:500.2K

Value:$41.7M

Encompass Health Corp

EHC|29261A100

Shares:370.7K

Value:$37.5M

Doximity, Inc.

DOCS|26622P107

Shares:584.1K

Value:$33.9M

AMBARELLA INC

AMBA|G037AX101

Shares:568.8K

Value:$28.6M

ITRON, INC.

ITRI|465741106

Shares:272.5K

Value:$28.5M

SKYWEST INC

SKYW|830879102

Shares:319.1K

Value:$27.9M

Waystar Holding Corp.

WAY|946784105

Shares:713.0K

Value:$26.6M

Genpact LTD

G|G3922B107

Shares:523.6K

Value:$26.4M

RAMBUS INC

RMBS|750917106

Shares:507.4K

Value:$26.3M

Stride, Inc.

LRN|86333M108

Shares:207.3K

Value:$26.2M

Dorman Products, Inc.

DORM|258278100

Shares:208.5K

Value:$25.1M

FLOWSERVE CORP

FLS|34354P105

Shares:513.2K

Value:$25.1M

Zeta Global Holdings Corp.

ZETA|98956A105

Shares:1.8M

Value:$25.0M

Sportradar Group AG

SRAD|H8088L103

Shares:1.1M

Value:$24.7M

Freshworks Inc.

FRSH|358054104

Shares:1.7M

Value:$24.4M

Life Time Group Holdings, Inc.

LTH|53190C102

Shares:797.0K

Value:$24.1M

MACOM Technology Solutions Holdings, Inc.

MTSI|55405Y100

Shares:232.5K

Value:$23.3M

Frontdoor, Inc.

FTDR|35905A109

Shares:599.5K

Value:$23.0M

Instrument	Shares		Other Manager	Value
Adma Biologics, Inc.(ADMAcusip000899104)	3.4M	QoQ +2.50% (+83.7K) YoY +22.77% (+635.6K)	All Managers (Combined)	$68.0M	QoQ +18.58% (+$10.7M) YoY +269.06% (+$49.6M)
Credo Technology Group Holding Ltd(CRDOcusipG25457105)	1.3M	QoQ +31.29% (-300.3K) YoY +291.39% (+938.0K)	All Managers (Combined)	$50.6M	QoQ -21.54% (-$13.9M) YoY +641.79% (+$43.8M)
Sharkninja, Inc.(SNcusipG8068L108)	500.2K	QoQ +0.17% (-870) YoY +112.65% (+265.0K)	All Managers (Combined)	$41.7M	QoQ -14.17% (-$6.9M) YoY +184.75% (+$27.1M)
Encompass Health Corp(EHCcusip29261A100)	370.7K	QoQ +8.77% (+29.9K) YoY +81.60% (+166.6K)	All Managers (Combined)	$37.5M	QoQ +19.28% (+$6.1M) YoY +122.72% (+$20.7M)
Doximity, Inc.(DOCScusip26622P107)	584.1K	QoQ +1.91% (+11.0K) YoY NEW(+584.1K)	All Managers (Combined)	$33.9M	QoQ +10.76% (+$3.3M) YoY NEW(+$33.9M)
Ambarella Inc(AMBAcusipG037AX101)	568.8K	QoQ +211.17% (+386.0K) YoY NEW(+568.8K)	All Managers (Combined)	$28.6M	QoQ +115.30% (+$15.3M) YoY NEW(+$28.6M)
Itron, Inc.(ITRIcusip465741106)	272.5K	QoQ +36.86% (+73.4K) YoY +116.96% (+146.9K)	All Managers (Combined)	$28.5M	QoQ +32.04% (+$6.9M) YoY +145.67% (+$16.9M)
Skywest Inc(SKYWcusip830879102)	319.1K	QoQ 0.00% (-0) YoY +21.64% (+56.8K)	All Managers (Combined)	$27.9M	QoQ -12.74% (-$4.1M) YoY +53.85% (+$9.8M)
Waystar Holding Corp.(WAYcusip946784105)	713.0K	QoQ +208.27% (+481.7K) YoY NEW(+713.0K)	All Managers (Combined)	$26.6M	QoQ +213.81% (+$18.2M) YoY NEW(+$26.6M)
Genpact Ltd(GcusipG3922B107)	523.6K	QoQ 0.00% (+0) YoY NEW(+523.6K)	All Managers (Combined)	$26.4M	QoQ +17.29% (+$3.9M) YoY NEW(+$26.4M)
Rambus Inc(RMBScusip750917106)	507.4K	QoQ +23.92% (+98.0K) YoY NEW(+507.4K)	All Managers (Combined)	$26.3M	QoQ +21.38% (+$4.6M) YoY NEW(+$26.3M)
Stride, Inc.(LRNcusip86333M108)	207.3K	QoQ 0.00% (+0) YoY +214.09% (+141.3K)	All Managers (Combined)	$26.2M	QoQ +21.71% (+$4.7M) YoY +530.17% (+$22.1M)
Dorman Products, Inc.(DORMcusip258278100)	208.5K	QoQ +16.02% (+28.8K) YoY NEW(+208.5K)	All Managers (Combined)	$25.1M	QoQ +7.95% (+$1.9M) YoY NEW(+$25.1M)
Flowserve Corp(FLScusip34354P105)	513.2K	QoQ +9.51% (-44.6K) YoY +87.03% (+238.8K)	All Managers (Combined)	$25.1M	QoQ -7.00% (-$1.9M) YoY +99.97% (+$12.5M)
Zeta Global Holdings Corp.(ZETAcusip98956A105)	1.8M	QoQ +0.17% (-3.2K) YoY +55.94% (+661.3K)	All Managers (Combined)	$25.0M	QoQ -24.49% (-$8.1M) YoY +93.46% (+$12.1M)
Sportradar Group Ag(SRADcusipH8088L103)	1.1M	QoQ +57.04% (+415.8K) YoY NEW(+1.1M)	All Managers (Combined)	$24.7M	QoQ +95.80% (+$12.1M) YoY NEW(+$24.7M)
Freshworks Inc.(FRSHcusip358054104)	1.7M	QoQ +109.11% (+901.9K) YoY NEW(+1.7M)	All Managers (Combined)	$24.4M	QoQ +82.47% (+$11.0M) YoY NEW(+$24.4M)
Life Time Group Holdings, Inc.(LTHcusip53190C102)	797.0K	QoQ NEW(+797.0K) YoY NEW(+797.0K)	All Managers (Combined)	$24.1M	QoQ NEW(+$24.1M) YoY NEW(+$24.1M)
Macom Technology Solutions Holdings, Inc.(MTSIcusip55405Y100)	232.5K	QoQ +29.84% (+53.5K) YoY NEW(+232.5K)	All Managers (Combined)	$23.3M	QoQ +0.33% (+$77.4K) YoY NEW(+$23.3M)
Frontdoor, Inc.(FTDRcusip35905A109)	599.5K	QoQ +28.22% (-132.0K) YoY +127.67% (+336.2K)	All Managers (Combined)	$23.0M	QoQ -9.88% (-$2.5M) YoY +168.48% (+$14.5M)