Driehaus Capital Management LLC Silicon Motion Technology Corp Transaction History

Driehaus Capital Management LLC

$11.8 Billion
Q3 2025

A detailed history of Driehaus Capital Management LLC transactions in Silicon Motion Technology Corp stock. As of the latest transaction made, Driehaus Capital Management LLC holds 330,908 shares of SIMO stock, worth $28.7 Million. This represents 0.27% of its overall portfolio holdings.

Number of Shares

330,908

Previous 87,651 277.53%

Holding current value

$28.7 Million

Previous $6.59 Million 376.21%

% of portfolio

0.27%

Previous 0.06%

11 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$71.17 - $95.06 $17.3 Million - $23.1 Million	243,257 Added 277.53%	330,908 $31.4 Million
Q2 2025 Aug 14, 2025	BUY	$38.95 - $75.77 $3.41 Million - $6.64 Million	87,651 New	87,651 $6.59 Million
Q2 2022 Aug 15, 2022	SELL	$65.92 - $95.16 $32.7 Million - $47.3 Million	-496,810 Reduced 99.29%	3,577 $299,000
Q1 2022 May 16, 2022	SELL	$64.92 - $94.97 $7.22 Million - $10.6 Million	-111,210 Reduced 18.18%	500,387 $33.4 Million
Q4 2021 Feb 14, 2022	BUY	$66.37 - $95.03 $40.6 Million - $58.1 Million	611,597 New	611,597 $58.1 Million

Q3 2020 Nov 16, 2020	SELL	$35.18 - $49.31 $11.2 Million - $15.7 Million	-318,462 Closed	0 $0
Q2 2020 Aug 14, 2020	BUY	$36.13 - $49.75 $4.04 Million - $5.57 Million	111,910 Added 54.18%	318,462 $15.5 Million
Q1 2020 May 15, 2020	SELL	$29.88 - $52.56 $9.45 Million - $16.6 Million	-316,104 Reduced 60.48%	206,552 $7.57 Million
Q4 2019 Feb 12, 2020	BUY	$35.46 - $50.71 $18.5 Million - $26.5 Million	522,656 New	522,656 $26.5 Million
Q1 2018 May 15, 2018	SELL	$43.41 - $56.49 $31.3 Million - $40.7 Million	-720,011 Closed	0 $0
Q4 2017 Feb 14, 2018	BUY	$46.74 - $54.34 $33.7 Million - $39.1 Million	720,011	720,011 $38.1 Million

Others Institutions Holding SIMO

# of Institutions

252

Shares Held

24.6M

Call Options Held

601K

Put Options Held

545K

View Full List

About Silicon Motion Technology CORP

Ticker SIMO
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 33,045,600
Market Cap $2.87B
Description
Silicon Motion Technology Corporation, together with its subsidiaries, designs, develops, and markets NAND flash controllers for solid-state storage devices. It offers controllers for computing-grade solid state drives (SSDs), which are used in PCs and other client devices; enterprise-grade SSDs used in data centers; eMMC and UFS mobile embedded...

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Driehaus Capital Management LLC Silicon Motion Technology Corp Transaction History