Walleye Trading LLC

Position in SIMO — Silicon Motion Technology CORP

CIK 1388391 NEW YORK, NY

Back to SIMO Full portfolio

Position in SIMO

as of Jun 30, 2026 · filed Aug 3, 2026 Compact

Position Value

$29,338,039

+$27,018,690 QoQ

Shares Held

88,015

+326.1% QoQ

Ownership

0.260%

of shares outstanding

% of Portfolio

0.44%

of 13F equity value

Holder Rank

#10

of 130 holders

Holding Since

Mar 2020

22 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in SIMO Over Time

Shares Held

Position Value (USD)

Derivatives in SIMO

reported options exposure · as of Jun 30, 2026

CallValue

$4,666,620

CallShares

14,000

PutValue

$33,333

PutShares

100

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Semiconductors

Technology · as of Jun 30, 2026

Walleye Trading LLC holds $1,565,396,590 across 27 Semiconductors names. SIMO ranks #8 (1.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TSM	Taiwan Semiconductor Manufacturing Co Ltd	1,090,437	$520,759,998
2	INTC	Intel Corp	3,448,798	$481,555,664
3	NVDA	Nvidia Corp	1,216,044	$243,318,243
4	MU	Micron Technology Inc	54,525	$62,937,662
5	AMD	Advanced Micro Devices Inc	94,112	$54,670,601
6	AVGO	Broadcom Inc.	130,796	$49,408,189
7	VSH	Vishay Intertechnology Inc	608,011	$32,698,831
8	SIMO	Silicon Motion Technology CORP This page	88,015	$29,338,039

All Filings in SIMO

Export CSV

50 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$4,666,620	14,000	+28.4%	Call	Sole	2026-08-03
2026-06-30	$33,333	100	-96.2%	Put	Sole	2026-08-03
2026-06-30	$29,338,039	88,015	+326.1%	Shares	Sole	2026-08-03
2026-03-31	$2,319,349	20,655	+0.5%	Shares	Sole	2026-05-11
2026-03-31	$291,954	2,600	+62.5%	Put	Sole	2026-05-11
2026-03-31	$1,223,961	10,900	+275.9%	Call	Sole	2026-05-11
2025-12-31	$268,830	2,900	-85.8%	Call	Sole	2026-02-13
2025-12-31	$148,320	1,600	-97.5%	Put	Sole	2026-02-13
2025-09-30	$1,948,629	20,553	+75.6%	Shares	Sole	2025-11-14
2025-09-30	$1,934,124	20,400	+1940.0%	Call	Sole	2025-11-14
2025-09-30	$6,181,612	65,200	-42.6%	Put	Sole	2025-11-14
2025-06-30	$75,170	1,000	-63.0%	Call	Sole	2025-08-13
2025-06-30	$8,539,312	113,600	+8638.5%	Put	Sole	2025-08-13
2025-06-30	$879,940	11,706	+12.2%	Shares	Sole	2025-08-13
2025-03-31	$136,512	2,700	+17.4%	Call	Sole	2025-05-14
2025-03-31	$65,728	1,300	-53.6%	Put	Sole	2025-05-14
2024-12-31	$124,315	2,300	-88.4%	Call	Sole	2025-02-13
2024-12-31	$151,340	2,800	-95.2%	Put	Sole	2025-02-13
2024-12-31	$563,687	10,429	-70.9%	Shares	Sole	2025-02-13
2024-06-30	$4,762,212	58,800	-29.5%	Put	Sole	2024-08-14
2024-06-30	$1,611,701	19,900	-53.2%	Call	Sole	2024-08-14
2024-06-30	$2,904,949	35,868	+8.2%	Shares	Sole	2024-08-14
2024-03-31	$3,269,950	42,500	+108.3%	Call	Sole	2024-05-15
2024-03-31	$2,551,330	33,160	+944.7%	Shares	Sole	2024-05-15
2024-03-31	$6,416,796	83,400	-36.2%	Put	Sole	2024-05-15
2023-12-31	$194,470	3,174	—	Shares	Sole	2024-02-14
2023-12-31	$8,007,989	130,700	+130600.0%	Put	Sole	2024-02-14
2023-12-31	$1,249,908	20,400	-46.2%	Call	Sole	2024-02-14
2023-09-30	$5,125	100	-99.4%	Put	Sole	2023-11-21
2023-09-30	$1,942,375	37,900	-62.3%	Call	Sole	2023-11-21
2023-06-30	$7,214,744	100,400	+142.5%	Call	Sole	2023-08-14
2023-06-30	$1,164,132	16,200	-76.2%	Put	Sole	2023-08-14
2023-03-31	$2,712,528	41,400	+6800.0%	Call	Sole	2023-05-15
2023-03-31	$4,468,464	68,200	-11.9%	Put	Sole	2023-05-15
2022-12-31	$5,030,226	77,400	+25700.0%	Put	Sole	2023-02-14
2022-12-31	$38,994	600	-98.1%	Call	Sole	2023-02-14
2022-09-30	$19,557	300	-99.8%	Put	Sole	2022-11-14
2022-09-30	$2,046,966	31,400	-2.8%	Call	Sole	2022-11-14
2022-06-30	$2,703,510	32,300	-40.3%	Call	Sole	2022-08-08
2021-09-30	$12,630,238	183,100	-59.3%	Put	Sole	2021-11-15
2021-09-30	$3,731,818	54,100	+101.1%	Call	Sole	2021-11-15
2021-06-30	$1,724,290	26,900	-28.1%	Call	Sole	2021-08-16
2021-06-30	$28,806,540	449,400	+244.1%	Put	Sole	2021-08-16
2021-03-31	$7,756,334	130,600	-22.2%	Put	Sole	2021-05-17
2021-03-31	$2,221,186	37,400	+1977.8%	Call	Sole	2021-05-17
2020-12-31	$86,670	1,800	-96.0%	Call	Sole	2021-02-16
2020-12-31	$8,084,385	167,900	+774.5%	Put	Sole	2021-02-16
2020-06-30	$2,189,773	44,900	+580.3%	Call	Sole	2020-08-14
2020-06-30	$936,384	19,200	—	Put	Sole	2020-08-14
2020-03-31	$241,956	6,600	—	Call	Sole	2020-05-15
No filing history on record for this holder in this stock.