Walleye Trading LLC

SEC CIK: 0001388391
Latest filing: Aug 3, 2026

SEC filings (opens in a new tab)

STX holding history

Seagate Technology Holdings plc in every 13F filed by Walleye Trading LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

STX overview All 13F holders of STX Full Q2 2026 holdings

Shares (Q2 2026): 6,529
Value: $6.30M
% of portfolio: 0.1%
Quarters held: 19; Since Q2 2021

Holdings of STX by Walleye Trading LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	6,529	$6.30M	0.1%	−1,444−18.1%	Reduced	Holders
Q1 2026	7,973	$3.12M	0.1%	−77,264−90.6%	Reduced	Holders
Q4 2025	85,237	$23.5M	0.4%	−673,929−88.8%	Reduced	Holders
Q3 2025	759,166	$179.2M	2.9%	+739,158+3,694.3%	Added	Holders
Q2 2025	20,008	$2.89M	0.1%	−122,652−86.0%	Reduced	Holders
Q1 2025	142,660	$12.1M	0.3%	+23,709+19.9%	Added	Holders
Q4 2024	118,951	$10.3M	0.2%	+6,847+6.1%	Added	Holders
Q3 2024	112,104	$12.3M	0.3%	+49,363+78.7%	Added	Holders
Q2 2024	62,741	$6.48M	0.1%	+61,706+5,961.9%	Added	Holders
Q1 2024	1,035	$96.3K	<0.1%	−14,854−93.5%	Reduced	Holders
Q4 2023	15,889	$1.36M	<0.1%	+15,889	New	Holders
Q3 2023	0	$0	0.0%	−39,648−100.0%	Sold out	Holders
Q2 2023	39,648	$2.45M	0.1%	+19,814+99.9%	Added	Holders
Q1 2023	19,834	$1.31M	<0.1%	+10,067+103.1%	Added	Holders
Q4 2022	9,767	$513.8K	<0.1%	−45,346−82.3%	Reduced	Holders
Q3 2022	55,113	$2.93M	0.1%	−8,985−14.0%	Reduced	Holders
Q2 2022	64,098	$4.58M	0.1%	+57,955+943.4%	Added	Holders
Q1 2022	6,143	$552.0K	<0.1%	−68,312−91.7%	Reduced	Holders
Q4 2021	74,455	$8.41M	0.1%	+74,455	New	Holders
Q3 2021	0	$0	0.0%	−28,856−100.0%	Sold out	Holders
Q2 2021	28,856	$2.54M	0.1%	+28,856	New	Holders