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OBERWEIS ASSET MANAGEMENT INC/ - Portfolio Stock Holdings

Report Period:

Dec. 31, 2024

No. of Stocks:

227

Est. Stock Holding Value:

$2,062,403,122

Top Stock Holdings By Sector

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Portfolio Stock Holdings - OBERWEIS ASSET MANAGEMENT INC/

Stock	Holdings (Shares)	Holdings (USD)	% of Portfolio	Change (Shares)	Change (USD)	% Change
CRDO	959,594	$64,494,313	3.13%	+131,280	+$8,823,329	+15.85%
ADMA	3,342,560	$57,324,904	2.78%	+435,480	+$7,468,482	+14.98%
SN	499,290	$48,610,874	2.36%	+37,100	+$3,612,056	+8.03%
ZETA	1,840,040	$33,102,320	1.61%	+235,910	+$4,244,021	+14.71%
SKYW	319,150	$31,956,490	1.55%	+41,500	+$4,155,395	+14.95%
EHC	340,829	$31,475,558	1.53%	+34,221	+$3,160,309	+11.16%
DOCS	573,100	$30,597,809	1.48%	+110,000	+$5,872,900	+23.75%
VCYT	748,720	$29,649,312	1.44%	+32,800	+$1,298,880	+4.58%
FLS	468,590	$26,953,297	1.31%	+58,628	+$3,372,283	+14.30%
FTDR	467,500	$25,558,225	1.24%	+56,100	+$3,066,987	+13.64%
PSN	267,470	$24,674,108	1.20%	-250	-$23,063	-0.09%
ICUI	156,680	$24,312,036	1.18%	+26,180	+$4,062,351	+20.06%
CLH	102,430	$23,573,240	1.14%	-2,940	-$676,612	-2.79%
DORM	179,720	$23,282,726	1.13%	+179,720	+$23,282,726	Open
MTSI	179,070	$23,262,984	1.13%	+25,970	+$3,373,763	+16.96%
G	523,600	$22,488,620	1.09%	+81,200	+$3,487,540	+18.35%
UCTT	613,300	$22,048,135	1.07%	+173,200	+$6,226,540	+39.35%
ANF	147,300	$22,016,931	1.07%	+18,800	+$2,810,036	+14.63%
NVMI	111,000	$21,861,450	1.06%	+48,600	+$9,571,770	+77.88%
RMBS	409,400	$21,640,884	1.05%	+409,400	+$21,640,884	Open
ITRI	199,110	$21,619,364	1.05%	+12,200	+$1,324,676	+6.53%
LRN	207,300	$21,544,689	1.04%	+92,500	+$9,613,525	+80.57%
ONTO	129,235	$21,539,597	1.04%	-	-	-
FSS	229,830	$21,233,994	1.03%	+40,100	+$3,704,839	+21.14%
LIVN	440,535	$20,401,176	0.99%	+155,850	+$7,217,414	+54.74%
HIMS	843,600	$20,398,248	0.99%	-100,000	-$2,418,000	-10.60%
MMSI	208,760	$20,191,267	0.98%	+6,620	+$640,286	+3.27%
WFRD	275,888	$19,761,857	0.96%	-60,826	-$4,356,966	-18.06%
ACA	203,000	$19,638,220	0.95%	+203,000	+$19,638,220	Open
BRBR	253,100	$19,068,554	0.92%	+47,100	+$3,548,514	+22.86%
PRIM	242,900	$18,557,560	0.90%	+33,000	+$2,521,200	+15.72%
AAOI	495,815	$18,275,741	0.89%	-370,100	-$13,641,886	-42.74%
CARG	500,000	$18,270,000	0.89%	+500,000	+$18,270,000	Open
TNDM	506,600	$18,247,732	0.88%	+58,550	+$2,108,971	+13.07%
CCS	248,000	$18,193,280	0.88%	+55,300	+$4,056,808	+28.70%
BOX	558,500	$17,648,600	0.86%	+36,500	+$1,153,400	+6.99%
HAE	224,920	$17,561,754	0.85%	+47,125	+$3,679,520	+26.51%
ELF	137,700	$17,288,235	0.84%	+99,300	+$12,467,115	+258.59%
ACIW	333,012	$17,286,653	0.84%	+127,300	+$6,608,143	+61.88%
AIZ	81,000	$17,270,820	0.84%	+12,600	+$2,686,572	+18.42%
OSIS	100,400	$16,809,972	0.82%	+31,200	+$5,223,816	+45.09%
DECK	82,340	$16,722,431	0.81%	+30,500	+$6,194,245	+58.83%
AMSC	664,400	$16,364,172	0.79%	-	-	-
YOU	609,400	$16,234,416	0.79%	+30,000	+$799,200	+5.18%
CAMT	199,980	$16,152,385	0.78%	+21,800	+$1,760,786	+12.23%
AVAV	102,720	$15,807,581	0.77%	+9,980	+$1,535,822	+10.76%
CLBT	692,910	$15,264,807	0.74%	+8,100	+$178,443	+1.18%
FORM	337,480	$14,849,120	0.72%	+6,700	+$294,800	+2.03%
IMAX	579,600	$14,837,760	0.72%	+132,600	+$3,394,560	+29.66%
OMCL	333,200	$14,834,064	0.72%	+333,200	+$14,834,064	Open
DOCN	425,700	$14,503,599	0.70%	+3,500	+$119,245	+0.83%
BFAM	129,904	$14,399,858	0.70%	+36,600	+$4,057,110	+39.23%
OLED	97,993	$14,326,577	0.69%	-179	-$26,170	-0.18%
CRS	83,441	$14,160,772	0.69%	+6,201	+$1,052,372	+8.03%
DLB	181,000	$14,136,100	0.69%	+181,000	+$14,136,100	Open
COOP	147,100	$14,123,071	0.68%	+2,500	+$240,025	+1.73%
FN	63,800	$14,028,344	0.68%	+6,600	+$1,451,208	+11.54%
FRPT	94,300	$13,966,773	0.68%	+94,300	+$13,966,773	Open
CBT	152,800	$13,952,168	0.68%	-	-	-
BLBD	358,900	$13,864,307	0.67%	+59,800	+$2,310,074	+19.99%
SFM	108,500	$13,787,095	0.67%	-	-	-
RSI	991,900	$13,608,868	0.66%	+20,000	+$274,400	+2.06%
PEGA	145,500	$13,560,600	0.66%	+145,500	+$13,560,600	Open
FRSH	826,600	$13,366,122	0.65%	+826,600	+$13,366,122	Open
AMBA	182,800	$13,296,872	0.64%	+20,800	+$1,512,992	+12.84%
NEO	768,700	$12,668,176	0.61%	+50,000	+$824,000	+6.96%
SRAD	728,900	$12,639,126	0.61%	+728,900	+$12,639,126	Open
STRA	134,500	$12,564,990	0.61%	+31,500	+$2,942,730	+30.58%
WEAV	770,150	$12,260,788	0.59%	+160,750	+$2,559,140	+26.38%
QTWO	116,500	$11,725,725	0.57%	+16,910	+$1,701,992	+16.98%
TILE	480,100	$11,690,435	0.57%	+70,200	+$1,709,370	+17.13%
LOPE	71,200	$11,662,560	0.57%	+2,800	+$458,640	+4.09%
BROS	219,000	$11,471,220	0.56%	-	-	-
GDYN	503,000	$11,186,720	0.54%	+99,100	+$2,203,984	+24.54%
SPXC	75,400	$10,972,208	0.53%	+13,600	+$1,979,072	+22.01%
ICHR	337,800	$10,883,916	0.53%	+337,800	+$10,883,916	Open
CBSH	167,790	$10,454,995	0.51%	+43,575	+$2,715,158	+35.08%
OSPN	545,450	$10,112,643	0.49%	+174,750	+$3,239,865	+47.14%
DUOL	31,000	$10,051,130	0.49%	-	-	-
CPRX	467,100	$9,748,377	0.47%	+8,700	+$181,569	+1.90%
UAA	1,153,200	$9,548,496	0.46%	+1,153,200	+$9,548,496	Open
WGS	123,500	$9,492,210	0.46%	+1,500	+$115,290	+1.23%
LMB	110,800	$9,477,832	0.46%	-	-	-
LMAT	102,305	$9,426,383	0.46%	+1,601	+$147,516	+1.59%
OSW	465,400	$9,261,460	0.45%	+42,600	+$847,740	+10.08%
CDNA	423,471	$9,066,514	0.44%	+128,971	+$2,761,269	+43.79%
ABCB	144,100	$9,016,337	0.44%	+16,200	+$1,013,634	+12.67%
AORT	312,900	$8,945,811	0.43%	+30,500	+$871,995	+10.80%
FIVE	85,000	$8,921,600	0.43%	+85,000	+$8,921,600	Open
PLYA	705,100	$8,919,515	0.43%	-67,400	-$852,610	-8.72%
HQY	91,500	$8,779,425	0.43%	+7,100	+$681,245	+8.41%
PAYO	858,691	$8,621,258	0.42%	-	-	-
SPSC	46,600	$8,573,934	0.42%	+11,900	+$2,189,481	+34.29%
COCO	231,500	$8,544,665	0.41%	+65,800	+$2,428,678	+39.71%
SIMO	157,900	$8,534,495	0.41%	-119,400	-$6,453,570	-43.06%
EXLS	190,800	$8,467,704	0.41%	+9,800	+$434,924	+5.41%
EZPW	685,500	$8,376,810	0.41%	-	-	-
MTDR	144,800	$8,146,448	0.39%	+7,900	+$444,454	+5.77%
ICFI	67,671	$8,067,060	0.39%	-47,329	-$5,642,090	-41.16%
OSCR	593,850	$7,981,344	0.39%	+17,000	+$228,480	+2.95%
WING	28,000	$7,957,600	0.39%	+3,600	+$1,023,120	+14.75%
MHO	58,200	$7,737,690	0.38%	+13,900	+$1,848,005	+31.38%
BOOT	50,800	$7,712,456	0.37%	-18,600	-$2,823,852	-26.80%
ADUS	59,900	$7,508,465	0.36%	+11,400	+$1,428,990	+23.51%
DESP	389,300	$7,494,025	0.36%	+113,700	+$2,188,725	+41.26%
EOLS	677,600	$7,480,704	0.36%	+162,700	+$1,796,208	+31.60%
KRYS	46,800	$7,331,688	0.36%	-	-	-
ACMR	485,200	$7,326,520	0.36%	+68,700	+$1,037,370	+16.49%
FCFS	70,100	$7,262,360	0.35%	-27,800	-$2,880,080	-28.40%
MGY	306,300	$7,161,294	0.35%	+42,800	+$1,000,664	+16.24%
AMPH	184,595	$6,854,012	0.33%	+23,440	+$870,327	+14.55%
QLYS	47,800	$6,702,516	0.32%	+47,800	+$6,702,516	Open
SKWD	131,600	$6,651,064	0.32%	+5,000	+$252,700	+3.95%
AOSL	177,700	$6,580,231	0.32%	-27,000	-$999,810	-13.19%
BPMC	75,000	$6,541,500	0.32%	+75,000	+$6,541,500	Open
VRNS	145,800	$6,477,894	0.31%	+6,000	+$266,580	+4.29%
FBK	123,500	$6,361,485	0.31%	+4,800	+$247,248	+4.04%
BVS	601,714	$6,317,997	0.31%	+90,800	+$953,400	+17.77%
AGX	45,900	$6,290,136	0.30%	+1,500	+$205,560	+3.38%
MBUU	166,900	$6,273,771	0.30%	+166,900	+$6,273,771	Open
MNKD	968,400	$6,226,812	0.30%	+169,600	+$1,090,528	+21.23%
RDWR	274,700	$6,188,991	0.30%	+10,000	+$225,300	+3.78%
MD	466,600	$6,121,792	0.30%	+466,600	+$6,121,792	Open
DCO	95,700	$6,092,262	0.30%	+95,700	+$6,092,262	Open
PRG	143,600	$6,068,536	0.29%	+16,800	+$709,968	+13.25%
KEX	56,950	$6,025,310	0.29%	+3,700	+$391,460	+6.95%
FRME	145,600	$5,807,984	0.28%	+18,400	+$733,976	+14.47%
NIC	55,200	$5,791,032	0.28%	+8,800	+$923,208	+18.97%
HWKN	45,700	$5,606,019	0.27%	+1,700	+$208,539	+3.86%
VSEC	58,600	$5,572,860	0.27%	+13,400	+$1,274,340	+29.65%
VECO	205,800	$5,515,440	0.27%	-120,800	-$3,237,440	-36.99%
ARIS	227,635	$5,451,858	0.26%	+2,435	+$58,318	+1.08%
VTLE	168,700	$5,216,204	0.25%	+54,800	+$1,694,416	+48.11%
CLW	175,200	$5,215,704	0.25%	-	-	-
QNST	225,000	$5,190,750	0.25%	+225,000	+$5,190,750	Open
HURN	40,500	$5,032,530	0.24%	-	-	-
AXGN	300,500	$4,952,240	0.24%	+72,500	+$1,194,800	+31.80%
EIG	96,100	$4,923,203	0.24%	+3,600	+$184,428	+3.89%
AVPT	296,300	$4,891,913	0.24%	-	-	-
HLX	501,700	$4,675,844	0.23%	+94,200	+$877,944	+23.12%
ATRC	151,500	$4,629,840	0.22%	+151,500	+$4,629,840	Open
STRL	27,300	$4,598,685	0.22%	-	-	-
REVG	139,600	$4,449,052	0.22%	+7,800	+$248,586	+5.92%
PLAB	186,000	$4,382,160	0.21%	-	-	-
SRCE	73,500	$4,290,930	0.21%	+1,700	+$99,246	+2.37%
NGVC	107,100	$4,254,012	0.21%	+2,100	+$83,412	+2.00%
PDS	68,400	$4,177,188	0.20%	+8,700	+$531,309	+14.57%
BLND	964,700	$4,061,387	0.20%	+964,700	+$4,061,387	Open
RES	629,155	$3,737,181	0.18%	+20,571	+$122,192	+3.38%
POWL	16,800	$3,723,720	0.18%	-	-	-
THRM	92,100	$3,677,092	0.18%	-	-	-
ANIP	65,600	$3,626,368	0.18%	+22,100	+$1,221,688	+50.80%
USAP	80,900	$3,562,027	0.17%	-	-	-
MGNI	205,700	$3,274,744	0.16%	+5,700	+$90,744	+2.85%
BLZE	538,700	$3,242,974	0.16%	-	-	-
ULH	70,500	$3,238,770	0.16%	+1,500	+$68,910	+2.17%
GRC	83,400	$3,162,528	0.15%	+14,500	+$549,840	+21.04%
LIND	266,000	$3,154,760	0.15%	+266,000	+$3,154,760	Open
SG	96,201	$3,084,204	0.15%	+610	+$19,557	+0.64%
WLDN	80,100	$3,051,009	0.15%	+1,000	+$38,090	+1.26%
LQDA	250,900	$2,950,584	0.14%	-	-	-
ARDX	579,300	$2,937,051	0.14%	-	-	-
SEMR	233,700	$2,776,356	0.13%	+39,700	+$471,636	+20.46%
MTRX	221,075	$2,646,268	0.13%	+10,000	+$119,700	+4.74%
CDNS	8,200	$2,463,772	0.12%	-1,000	-$300,460	-10.87%
TSM	10,500	$2,073,645	0.10%	-2,000	-$394,980	-16.00%
SPY	3,488	$2,044,247	0.10%	-91	-$53,333	-2.54%
SHOP	11,500	$1,222,795	0.06%	+11,500	+$1,222,795	Open
PDD	12,000	$1,163,880	0.06%	-5,000	-$484,950	-29.41%
MSFT	2,685	$1,131,728	0.05%	-	-	-
SPOT	2,300	$1,028,974	0.05%	+2,300	+$1,028,974	Open
JPM	3,516	$842,820	0.04%	-193	-$46,264	-5.20%
AAPL	3,243	$812,112	0.04%	-49	-$12,271	-1.49%
MMYT	6,350	$712,978	0.03%	-7,650	-$858,942	-54.64%
RXST	19,040	$654,595	0.03%	-107,600	-$3,699,288	-84.97%
TAL	60,000	$601,200	0.03%	+20,000	+$200,400	+50.00%
FUTU	6,500	$519,935	0.03%	-5,500	-$439,945	-45.83%
TRV	1,933	$465,640	0.02%	-49	-$11,804	-2.47%
IWO	1,600	$460,512	0.02%	+1,600	+$460,512	Open
HSAI	28,000	$386,960	0.02%	+28,000	+$386,960	Open
MA	716	$377,024	0.02%	-60	-$31,594	-7.73%
RMD	1,450	$331,601	0.02%	-	-	-
JNJ	2,117	$306,161	0.01%	+4	+$578	+0.19%
AMGN	1,032	$268,980	0.01%	+1	+$261	+0.10%
MCD	848	$245,827	0.01%	+1	+$290	+0.12%
YMM	22,000	$238,040	0.01%	+22,000	+$238,040	Open
WMT	2,604	$235,271	0.01%	-390	-$35,237	-13.03%
BK	2,945	$226,264	0.01%	-58	-$4,456	-1.93%
AFL	2,000	$206,880	0.01%	-	-	-
OSK	0	$0	0.00%	-104,249	-$9,910,952	-100.00%
SIBN	0	$0	0.00%	-275,900	-$3,868,118	-100.00%
ERII	0	$0	0.00%	-363,700	-$5,346,390	-100.00%
MYGN	0	$0	0.00%	-360,700	-$4,945,197	-100.00%
FIX	0	$0	0.00%	-25,200	-$10,686,312	-100.00%
EPAC	0	$0	0.00%	-77,300	-$3,176,257	-100.00%
FCX	0	$0	0.00%	-4,027	-$153,348	-100.00%
TBBB	0	$0	0.00%	-11,000	-$311,080	-100.00%
ESAB	0	$0	0.00%	-89,800	-$10,770,612	-100.00%
ERJ	0	$0	0.00%	-10,300	-$377,804	-100.00%
ARCO	0	$0	0.00%	-30,000	-$218,400	-100.00%

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