Driehaus Capital Management LLC

Position in KEYS — Keysight Technologies, Inc.

CIK 938206 Chicago, IL

Position in KEYS

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

Position Value

$607,377

+$72,378 QoQ

Shares Held

2,151

-18.3% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2021

3 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Technology · as of Mar 31, 2026

Driehaus Capital Management LLC holds $207,881,134 across 5 Scientific & Technical Instruments names. KEYS ranks #4 (0.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	COHR	Coherent Corp.	516,229	$122,970,910
2	ESE	Esco Technologies Inc	185,705	$52,251,815
3	TDY	Teledyne Technologies Inc	52,045	$31,487,745
4	KEYS	Keysight Technologies, Inc. This page	2,151	$607,377
5	CGNX	Cognex Corp	11,498	$563,287

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$607,377	2,151	-18.3%	Shares	Sole	2026-05-15
2025-12-31	$534,999	2,633	+111.8%	Shares	Sole	2026-02-17
2021-12-31	$256,691	1,243	—	Shares	Sole	2022-02-14
No filing history on record for this holder in this stock.