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OBERWEIS ASSET MANAGEMENT INC/ 13F 持仓明细(2026-03-31) · 小隐寺数据中心
OBERWEIS ASSET MANAGEMENT INC/
报告期 2026-03-31 · CIK 0000937886
持仓数
180
前50大市值合计
$2.09B
报告期
2026-03-31
当前持仓
调仓
组合演变
前 6 大持仓 + 其他 逐季市值($B) · 点图或下方季度看该季调仓
看某季调仓:
26Q1
25Q4
25Q3
25Q2
25Q1
24Q4
24Q3
24Q2
24Q1
23Q4
23Q3
23Q2
23Q1
22Q4
22Q3
22Q2
22Q1
21Q4
21Q3
25Q3 调仓
2025-06-30 → 2025-09-30 · 共 131 项
建仓 23
增持 43
减持 40
清仓 25
方向
标的
Δ市值
现股数(环比)
增持
LITE
Lumentum Hldgs, Inc.
+$27.9M
328,630
+22%
减持
—
Credo Technology Group
+$23.5M
643,948
-15%
清仓
—
Mr. Cooper Group Inc.
-$23.2M
0
-100%
调仓由相邻两季 13F 持仓相减推导(非逐笔成交);方向按股数增减,Δ市值受股价波动影响、符号可与方向相反;13F 申报滞后最长 45 天。
建仓
LEVI
Levi Strauss & Co.
+$21.1M
903,500
增持
RMBS
Rambus, Inc
+$20.5M
507,899
+0%
建仓
LSCC
Lattice Semiconductor Corporat
+$20.2M
275,536
建仓
PI
Impinj, Inc.
+$19.4M
107,120
清仓
PRMB
Primo Brands Corp.
-$18.1M
0
-100%
减持
ADMA
ADMA Biologics, Inc.
-$17.3M
2,712,040
-14%
清仓
GAP
The Gap,Inc.
-$17.2M
0
-100%
增持
SITM
SiTime Corporation
+$16.4M
106,396
+45%
建仓
LFUS
Littelfuse, Inc.
+$16.1M
62,300
清仓
BRBR
BellRing Brands, Inc.
-$15.3M
0
-100%
减持
AMSC
American Superconductor
+$15.0M
665,700
-0%
建仓
NYT
New York Times Co. Cl A
+$14.5M
252,000
建仓
GDOT
Green Dot Corp. Cl A
+$13.0M
970,300
建仓
SXT
Sensient Technologies Corp.
+$12.6M
134,200
增持
—
Ambarella, Inc.
+$12.6M
611,360
+7%
建仓
—
Genius Sports Ltd.
+$12.6M
1,015,100
建仓
ZWS
Zurn Elkay Water Solutions Cor
+$12.5M
266,000
清仓
OSCR
Oscar Health, Inc.
-$12.4M
0
-100%
建仓
VISN
CommScope Holding Company, Inc
+$12.2M
790,912
清仓
BFAM
Bright Horizons Family Solutio
-$9.8M
0
-100%
建仓
—
LivaNova Plc
+$9.7M
186,000
清仓
—
Blueprint Medicines Corp.
-$9.3M
0
-100%
清仓
NOV
NOV, Inc.
-$9.1M
0
-100%
减持
—
Fabrinet
-$8.7M
45,900
-47%
增持
BTSG
BrightSpring Health Services
+$8.5M
908,000
+17%
增持
RSI
Rush Street Interactive, Inc.
+$8.5M
1,191,560
+11%
增持
DOCN
Digital Ocean Holdings, Inc.
+$8.3M
772,000
+22%
建仓
AEO
American Eagle Outfitters
+$8.3M
484,000
清仓
—
Faro Technologies, Inc.
-$8.2M
0
-100%
增持
—
Genpact Ltd.
+$8.2M
516,800
+69%
建仓
LASR
nLIGHT Inc.
+$7.9M
266,000
清仓
KEX
Kirby Corp.
-$7.7M
0
-100%
增持
ECG
Everus Construction Group
+$7.7M
259,800
+13%
清仓
GDYN
Grid Dynamics Holdings, Inc.
-$7.5M
0
-100%
清仓
WLDN
Willdan Group Inc.
-$6.9M
0
-100%
增持
QRVO
Qorvo, Inc.
+$6.8M
260,900
+30%
建仓
ATEC
Alphatec Hldgs Inc.
+$6.7M
461,122
增持
POWL
Powell Industries Inc.
+$6.6M
47,500
+28%
建仓
COUR
Coursera, Inc.
+$6.6M
561,000
清仓
ACMR
ACM Research, Inc. Class A
-$6.4M
0
-100%
清仓
—
Verint Sys Inc.
-$6.4M
0
-100%
增持
FRSH
Freshworks, Inc.
-$6.3M
2,059,470
+0%
清仓
STRL
Sterling Construction Co., Inc
-$6.3M
0
-100%
清仓
EOLS
Evolus, Inc.
-$6.2M
0
-100%
增持
QTWO
Q2 Holdings, Inc.
-$6.2M
292,260
+0%
建仓
BBW
Build A Bear
+$6.0M
91,600
增持
WGS
Genedx Holdings Corp.
+$5.9M
193,920
+19%
清仓
CDNA
CareDx, Inc.
-$5.7M
0
-100%
清仓
DCTH
Delcath Systems, Inc.
-$5.7M
0
-100%
建仓
—
Pagaya Technologies Ltd.
+$5.6M
190,000
减持
FLS
Flowserve Corporation
-$5.6M
409,285
-22%
建仓
ATRC
Atricure, Inc.
+$5.4M
153,500
减持
—
Aris Water Solutions, Inc.
-$5.3M
22,201
-91%
增持
RELY
Remitly Global, Inc.
+$5.2M
1,002,800
+69%
建仓
—
Expro Group Holdings N.V.
+$5.2M
435,500
减持
VCYT
Veracyte, Inc.
+$5.1M
721,690
-1%
减持
FIVN
Five9, Inc.
-$5.1M
396,600
-29%
增持
—
Nova Ltd.
+$5.1M
113,285
+0%
增持
BROS
Dutch Bros., Inc.
+$4.9M
404,500
+70%
增持
LOPE
Grand Canyon Education, Inc.
+$4.8M
99,800
+10%
建仓
CECO
CECO Environmental Corp.
+$4.7M
92,008
清仓
EIG
Employers Holdings, Inc.
-$4.5M
0
-100%
清仓
QNST
QuinStreet, Inc.
-$4.2M
0
-100%
建仓
ETON
Eton Pharmaceuticals, Inc.
+$4.2M
192,360
增持
MHO
M/I Homes, Inc.
+$4.0M
73,200
+26%
增持
ADPT
Adaptive Biotechnologies
+$4.0M
726,500
+23%
清仓
—
Vital Energy, Inc.
-$3.7M
0
-100%
增持
CRAI
CRA Int'l Inc.
+$3.7M
34,900
+84%
清仓
MNKD
Mannkind Corp.
-$3.6M
0
-100%
减持
MTSI
Macom Technology Solutions
-$3.6M
177,790
-1%
增持
SKWD
Skyward Specialty Ins Group
+$3.4M
231,800
+76%
减持
AEIS
Advanced Energy Industry, Inc.
-$3.3M
69,700
-39%
增持
CRMD
CorMedix, Inc.
+$3.2M
785,700
+62%
清仓
HLX
Helix Energy Solutions Group,
-$3.1M
0
-100%
增持
SFM
Sprouts Farmers Markets LLC
-$3.0M
145,500
+27%
减持
—
Spotify Technology S.A.
-$2.8M
2,800
-55%
增持
LINC
Lincoln EDL Svcs
+$2.7M
301,600
+59%
减持
CRS
Carpenter Technology Corp.
-$2.6M
82,611
-0%
增持
DAVE
Dave, Inc.
+$2.6M
45,622
+88%
减持
ZETA
Zeta Global Holdings Corp.
-$2.5M
761,200
-33%
增持
NGVC
Natural Grocers by Vitamin Cot
+$2.4M
218,806
+35%
增持
CVLT
Commvault Systems, Inc.
+$2.3M
128,600
+2%
减持
ACIW
ACI Worldwide Inc.
+$2.2M
330,702
-0%
减持
PSN
Parsons Corp.
+$2.2M
272,730
-4%
减持
ITRI
Itron Inc
-$2.1M
284,150
-0%
减持
ICUI
ICU Medical, Inc.
-$2.1M
149,130
-1%
减持
AGX
Argan, Inc
+$1.9M
60,571
-8%
减持
—
SharkNinja, Inc.
+$1.8M
482,810
-0%
增持
BMI
Badger Meter
-$1.7M
72,610
+21%
增持
—
Sportradar Group
-$1.6M
1,379,100
+0%
减持
EHC
Encompass Health Corporation
+$1.5M
358,800
-0%
增持
WEAV
Weave Communications, Inc.
-$1.5M
985,950
+1%
建仓
SHOP
Shopify, Inc.
+$1.5M
10,000
减持
COCO
The Vita Coco Co., Inc.
+$1.4M
228,300
-1%
增持
HQY
HealthEquity Inc.
+$1.4M
140,080
+23%
增持
URBN
Urban Outfitters, Inc.
+$1.4M
234,300
+10%
增持
—
Cellebrite DI Ltd.
+$1.3M
414,550
+5%
增持
—
Alpha & Omega Semiconductor
+$1.3M
271,100
+11%
减持
BOX
Box, Inc.
-$1.3M
652,320
-0%
减持
PEGA
Pegasystems Inc.
+$1.3M
389,400
-0%
增持
WAY
Waystar Holding Corp.
+$1.3M
836,550
+12%
减持
HALO
Halozyme Therapeutics, Inc.
-$854.7K
117,580
-35%
增持
SE
Sea Ltd
+$831.2K
17,000
+23%
减持
SKYW
Skywest Inc
-$799.0K
330,790
-0%
减持
OSIS
Osi Systems, Inc.
+$763.2K
101,400
-7%
增持
LTH
Life Time Holdings, Inc.
-$724.4K
866,400
+7%
清仓
—
MakeMyTrip Ltd.
-$622.4K
0
-100%
减持
—
Rev Group, Inc.
-$591.9K
134,500
-22%
增持
MMSI
Merit Medical System Inc
-$583.3K
232,010
+9%
清仓
YMM
Full Truck Alliance Co. Ltd.
-$531.5K
0
-100%
减持
FUTU
Futu Holdings Ltd.
+$504.1K
11,000
-4%
减持
LMAT
LeMaitre Vascular, Inc.
+$432.7K
113,767
-1%
增持
OSPN
OneSpan, Inc.
-$423.9K
640,450
+1%
减持
VSEC
VSE Corp.
-$261.1K
44,600
-24%
增持
CPRX
Catalyst Pharmaceuticals, Inc.
+$252.7K
528,560
+13%
建仓
CAT
Caterpillar, Inc.
+$203.2K
426
增持
SPY
SPDR S&P 500 ETF Trust
+$107.7K
2,173
+0%
减持
NEM
Newmont Mining
+$59.3K
3,171
-11%
减持
JNJ
Johnson & Johnson
+$58.9K
2,047
-2%
减持
TRV
The Travelers Co., Inc.
-$46.4K
1,670
-13%
减持
MSFT
Microsoft Corp.
+$44.8K
2,665
-1%
减持
AAPL
Apple, Inc.
+$43.7K
3,388
-15%
减持
BNY
Bank of New York Mellon Corp.
+$20.2K
2,608
-10%
减持
MA
Mastercard, Inc.
-$17.8K
671
-6%
减持
JPM
JP Morgan Chase & Company Inc.
-$15.6K
3,121
-10%
减持
WMT
Wal Mart Stores Inc.
-$12.2K
2,357
-10%
增持
MCD
McDonald's Corporation
+$10.4K
852
+0%
减持
CLH
Clean Harbors, Inc.
-$1.1K
116,770
-0%
