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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
25Q2 调仓
2025-03-31 → 2025-06-30 · 共 150 项
建仓 19
增持 80
减持 26
清仓 25
方向
标的
Δ市值
现股数(环比)
清仓
DOCS
Doximity, Inc.
-$33.9M
0
-100%
增持
AAOI
Applied Optoelectronics Inc.
+$27.2M
1,888,041
+36%
建仓
LITE
Lumentum Hldgs, Inc.
+$25.6M
269,050
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。
清仓
DORM
Dorman Products, Inc.
-$25.1M
0
-100%
减持
—
Credo Technology Group
+$19.6M
758,568
-40%
清仓
DECK
Deckers Outdoor Corp.
-$19.0M
0
-100%
建仓
BTSG
BrightSpring Health Services
+$18.3M
775,800
建仓
QRVO
Qorvo, Inc.
+$17.0M
200,300
清仓
CCS
Century Communities, Inc.
-$16.6M
0
-100%
清仓
YOU
Clear Secure, Inc.
-$15.8M
0
-100%
清仓
ONTO
Onto Innovation, Inc.
-$15.7M
0
-100%
建仓
SITM
SiTime Corporation
+$15.7M
73,496
建仓
URBN
Urban Outfitters, Inc.
+$15.4M
212,100
建仓
AEIS
Advanced Energy Industry, Inc.
+$15.2M
114,700
建仓
BMI
Badger Meter
+$14.7M
59,910
建仓
ECG
Everus Construction Group
+$14.6M
230,100
清仓
DLB
Dolby Laboratories, Inc.
-$14.5M
0
-100%
增持
—
Sportradar Group
+$13.9M
1,377,400
+20%
建仓
EYE
National Vision Holdings, Inc.
+$13.7M
594,900
增持
FTDR
Frontdoor, Inc.
+$13.0M
610,860
+2%
减持
—
Genpact Ltd.
-$12.9M
306,100
-42%
清仓
CBT
Cabot Corp.
-$12.7M
0
-100%
建仓
IRTC
Irhythm Technologies Inc
+$12.5M
81,200
清仓
OMCL
Omnicell, Inc.
-$11.6M
0
-100%
建仓
DIOD
Diodes, Inc.
+$11.6M
218,700
建仓
RELY
Remitly Global, Inc.
+$11.2M
594,500
减持
ADMA
ADMA Biologics, Inc.
-$10.9M
3,135,890
-8%
增持
—
Nova Ltd.
+$10.7M
113,100
+2%
增持
MGNI
Magnite, Inc.
+$10.1M
514,000
+150%
清仓
UAA
Under Armour, Inc. Class A
-$10.0M
0
-100%
增持
TPC
Tutor Perini Corp.
+$9.9M
377,800
+12%
清仓
DUOL
Duolingo, Inc.
-$9.6M
0
-100%
建仓
HALO
Halozyme Therapeutics, Inc.
+$9.5M
182,200
清仓
—
Playa Hotels & Resorts N.V.
-$9.4M
0
-100%
增持
—
Ambarella, Inc.
+$9.3M
573,360
+1%
增持
ITRI
Itron Inc
+$8.9M
284,500
+4%
增持
—
Fabrinet
+$8.7M
86,200
+2%
清仓
KRYS
Krystal Biotech, Inc.
-$8.4M
0
-100%
增持
CRS
Carpenter Technology Corp.
+$8.2M
82,911
+2%
增持
SIMO
Silicon Motion Techn ADR
+$8.1M
230,600
+26%
增持
QTWO
Q2 Holdings, Inc.
+$7.9M
292,010
+20%
建仓
TPB
Turning PT Brands, Inc.
+$7.7M
101,000
清仓
—
Ichor Holdings Ltd.
-$7.6M
0
-100%
增持
PEGA
Pegasystems Inc.
+$7.5M
389,800
+99%
减持
ZETA
Zeta Global Holdings Corp.
-$7.4M
1,136,400
-38%
清仓
—
Despegar Com Corp.
-$7.3M
0
-100%
清仓
SPSC
SPS Comm Inc.
-$7.3M
0
-100%
减持
—
Cellebrite DI Ltd.
-$7.1M
395,970
-43%
建仓
ADPT
Adaptive Biotechnologies
+$6.9M
589,400
减持
BFAM
Bright Horizons Family Solutio
-$6.7M
79,604
-39%
建仓
DAVE
Dave, Inc.
+$6.5M
24,322
减持
EHC
Encompass Health Corporation
+$6.5M
359,025
-3%
清仓
FIVE
Five Below
-$6.4M
0
-100%
增持
—
Camtek, Ltd.
+$6.3M
213,580
+7%
清仓
SG
Sweetgreen, Inc.
-$6.3M
0
-100%
减持
—
SharkNinja, Inc.
+$6.2M
484,560
-3%
增持
SKYW
Skywest Inc
+$6.2M
331,000
+4%
增持
FRSH
Freshworks, Inc.
+$6.2M
2,050,820
+19%
减持
RMBS
Rambus, Inc
+$6.1M
505,780
-0%
建仓
EVLV
Evolv Technologies Holdings
+$5.9M
948,400
减持
ACIW
ACI Worldwide Inc.
-$5.9M
331,602
-14%
增持
AGX
Argan, Inc
+$5.9M
65,791
+0%
增持
—
Mr. Cooper Group Inc.
+$5.7M
155,800
+6%
增持
CLH
Clean Harbors, Inc.
+$5.4M
117,300
+6%
增持
RSI
Rush Street Interactive, Inc.
+$5.3M
1,069,700
+8%
增持
CVLT
Commvault Systems, Inc.
+$5.1M
125,900
+18%
减持
BRBR
BellRing Brands, Inc.
-$5.0M
264,200
-3%
增持
OSIS
Osi Systems, Inc.
+$5.0M
109,000
+9%
增持
POWL
Powell Industries Inc.
+$5.0M
37,200
+121%
增持
OSCR
Oscar Health, Inc.
+$5.0M
578,430
+2%
建仓
IIIN
Insteel Industries Inc.
+$4.9M
132,732
清仓
ATRC
Atricure, Inc.
-$4.9M
0
-100%
增持
FCFS
FirstCash Holdings, Inc
+$4.8M
97,800
+40%
增持
FIVN
Five9, Inc.
+$4.8M
555,900
+52%
增持
ANIP
ANI Pharmaceuticals, Inc.
+$4.7M
138,900
+112%
增持
BLBD
Blue Bird Corporation
+$4.5M
373,400
+4%
清仓
CLW
Clearwater Paper Corp
-$4.4M
0
-100%
减持
PRMB
Primo Brands Corp.
-$4.3M
611,300
-3%
建仓
NPKI
NPK International, Inc.
+$4.2M
496,500
清仓
ARDX
Ardelyx, Inc.
-$4.2M
0
-100%
增持
WGS
Genedx Holdings Corp.
+$4.1M
162,900
+32%
增持
AIR
AAR Corp.
+$4.0M
236,500
+8%
增持
BOX
Box, Inc.
+$3.9M
653,920
+10%
增持
WAY
Waystar Holding Corp.
+$3.8M
744,980
+4%
增持
—
Faro Technologies, Inc.
+$3.8M
187,200
+15%
减持
MRCY
Mercury Systems, Inc.
+$3.7M
398,500
-3%
增持
ACA
Arcosa, Inc.
+$3.6M
221,600
+9%
减持
LMB
Limbach Hldgs, Inc.
+$3.5M
83,700
-24%
清仓
RES
RPC, Inc.
-$3.5M
0
-100%
增持
—
IBEX Ltd.
+$3.2M
236,000
+59%
增持
SPXC
SPX Technologies, Inc.
+$3.2M
76,900
+2%
增持
—
Kiniksa Pharmaceuticals, Ltd.
+$3.2M
305,200
+29%
减持
VCYT
Veracyte, Inc.
-$3.2M
726,490
-6%
增持
MTDR
Matador Resources Company
+$3.2M
253,900
+45%
减持
PSN
Parsons Corp.
+$3.1M
284,150
-3%
增持
ADUS
Addus Homecare Corp.
+$3.1M
78,200
+31%
增持
QLYS
Qualys, Inc.
+$2.9M
84,000
+17%
增持
CARG
CarGurus, Inc.
+$2.8M
518,400
+4%
增持
BROS
Dutch Bros., Inc.
+$2.8M
238,000
+9%
减持
—
Blueprint Medicines Corp.
+$2.7M
72,500
-3%
增持
HQY
HealthEquity Inc.
+$2.6M
113,820
+7%
增持
SEI
Solaris Energy Infrastructur
+$2.5M
366,900
+2%
减持
MTSI
Macom Technology Solutions
+$2.4M
179,520
-23%
增持
SFM
Sprouts Farmers Markets LLC
+$2.3M
114,600
+6%
增持
FLS
Flowserve Corporation
+$2.3M
522,172
+2%
增持
OSPN
OneSpan, Inc.
+$2.3M
635,150
+16%
增持
MMSI
Merit Medical System Inc
-$2.2M
212,810
+2%
增持
—
Spotify Technology S.A.
+$2.0M
6,200
+24%
增持
AXGN
AxoGen Inc.
-$2.0M
328,100
+9%
增持
VRNS
Varonis Sys, Inc.
+$2.0M
176,600
+2%
增持
KEX
Kirby Corp.
+$1.9M
67,550
+19%
增持
AORT
Artivion, Inc
+$1.9M
211,800
+11%
增持
—
Alpha & Omega Semiconductor
+$1.9M
244,300
+37%
增持
NOV
NOV, Inc.
-$1.8M
730,200
+2%
增持
ABCB
Ameris Bancorp
+$1.8M
156,400
+9%
减持
CDNA
CareDx, Inc.
-$1.8M
292,871
-31%
增持
LOPE
Grand Canyon Education, Inc.
+$1.7M
90,400
+2%
增持
RDVT
Red Violet, Inc.
+$1.7M
100,300
+18%
减持
ICUI
ICU Medical, Inc.
-$1.7M
150,890
-3%
减持
CRAI
CRA Int'l Inc.
-$1.6M
19,000
-37%
增持
MBUU
Malibu Boats, Inc.
+$1.6M
238,200
+25%
增持
DOCN
Digital Ocean Holdings, Inc.
-$1.5M
631,920
+8%
增持
—
Verint Sys Inc.
+$1.5M
325,000
+19%
增持
NIC
Nicolet Bankshares, Inc.
+$1.4M
60,200
+9%
减持
BOOT
Boot Barn Hldgs, Inc.
-$1.4M
42,100
-42%
增持
PDS
Precision Drilling Corp.
+$1.4M
97,100
+42%
增持
CPRX
Catalyst Pharmaceuticals, Inc.
-$1.2M
468,200
+0%
增持
—
Aris Water Solutions, Inc.
-$1.2M
247,495
+13%
增持
DCTH
Delcath Systems, Inc.
+$1.1M
419,400
+16%
减持
PRIM
Primoris Services Corp.
+$1.1M
192,400
-21%
增持
NGVC
Natural Grocers by Vitamin Cot
+$1.0M
162,304
+22%
增持
LIND
Lindblad Expeditions Holdings,
+$1.0M
299,400
+13%
增持
LMAT
LeMaitre Vascular, Inc.
+$959.8K
114,666
+12%
增持
MGY
Magnolia Oil & Gas Corp.
-$866.8K
376,300
+2%
增持
IDCC
Interdigital, Inc.
+$823.5K
34,100
+3%
增持
CLMB
Climb Global Solutions, Inc.
+$816.3K
32,500
+35%
减持
FSS
Federal Signal Corp.
+$814.9K
166,500
-28%
增持
SRCE
1st Source Corp.
+$737.2K
82,700
+13%
增持
SE
Sea Ltd
+$706.5K
13,800
+20%
清仓
GDS
GDS Holdings Ltd. ADR
-$696.6K
0
-100%
增持
AIZ
Assurant, Inc.
-$598.1K
83,000
+2%
增持
LTH
Life Time Holdings, Inc.
+$567.7K
812,300
+2%
增持
CBSH
Commerce Bancshares, Inc.
+$555.7K
176,890
+5%
减持
ACMR
ACM Research, Inc. Class A
-$534.5K
246,960
-17%
清仓
TAL
Tal Education Group ADR
-$528.4K
0
-100%
增持
WEAV
Weave Communications, Inc.
-$526.0K
975,400
+25%
增持
EXLS
Exlservice Holdings
-$494.9K
194,400
+2%
清仓
—
LivaNova Plc
-$425.6K
0
-100%
增持
CDNS
Cadence Design System, Inc.
+$423.7K
7,400
+1%
减持
GAP
The Gap,Inc.
+$385.7K
790,300
-3%
