IMC-Chicago, LLC

Position in STX — Seagate Technology Holdings plc

CIK 1452861 CHICAGO, IL

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Position in STX

as of Jun 30, 2026 · filed Aug 6, 2026 Compact

Position Value

$35,462,785

+$29,685,109 QoQ

Shares Held

36,749

+149.2% QoQ

Ownership

0.016%

of shares outstanding

% of Portfolio

0.36%

of 13F equity value

Holder Rank

#282

of 1,934 holders

Holding Since

Sep 2021

5 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in STX Over Time

Shares Held

Position Value (USD)

Derivatives in STX

reported options exposure · as of Sep 30, 2021

CallValue

$3,226,532

CallShares

39,100

PutValue

$2,863,444

PutShares

34,700

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 Computer Hardware

Technology · as of Jun 30, 2026

IMC-Chicago, LLC holds $325,281,313 across 17 Computer Hardware names. STX ranks #4 (10.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SMCI	Super Micro Computer, Inc.	3,320,429	$97,388,182
2	SNDK	Sandisk Corp	34,584	$78,634,678
3	WDC	Western Digital Corp	93,724	$59,863,393
4	STX	Seagate Technology Holdings plc This page	36,749	$35,462,785
5	DELL	Dell Technologies Inc.	39,390	$16,995,209
6	IONQ	IonQ, Inc.	278,194	$14,816,612
7	UMAC	Unusual Machines, Inc.	244,748	$5,457,880
8	RGTI	Rigetti Computing, Inc.	228,658	$4,417,672

All Filings in STX

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6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$35,462,785	36,749	+149.2%	Shares	Sole	2026-08-06
2026-03-31	$5,777,676	14,748	-63.5%	Shares	Sole	2026-05-05
2025-06-30	$5,835,694	40,433	+120.0%	Shares	Sole	2025-07-22
2025-03-31	$1,560,956	18,375	—	Shares	Sole	2025-04-14
2021-09-30	$2,863,444	34,700	—	Put	Sole	2021-11-05
2021-09-30	$3,226,532	39,100	—	Call	Sole	2021-11-05
No filing history on record for this holder in this stock.