OBERWEIS ASSET MANAGEMENT INC/

Position in KN — Knowles Corp

CIK 937886 LISLE, IL

Position in KN

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$6,014,256

+$5,745,131 QoQ

Shares Held

234,200

+1773.6% QoQ

Ownership

0.274%

of shares outstanding

% of Portfolio

0.18%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2021

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Mar 31, 2026

OBERWEIS ASSET MANAGEMENT INC/ holds $85,782,366 across 5 Electronic Components names. KN ranks #5 (7.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	OSIS	Osi Systems Inc	106,593	$28,301,507
2	LFUS	Littelfuse Inc /De	71,800	$24,365,330
3	FN	Fabrinet	30,263	$15,782,759
4	BHE	Benchmark Electronics Inc	201,900	$11,318,514
5	KN	Knowles Corp This page	234,200	$6,014,256

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$6,014,256	234,200	+1773.6%	Shares	Sole	2026-05-15
2022-03-31	$269,125	12,500	0.0%	Shares	Sole	2022-05-16
2021-12-31	$291,875	12,500	—	Shares	Sole	2022-02-14
No filing history on record for this holder in this stock.