Who Owns Biosig Technologies Inc (STEX)? -- Institutional Holders (2026-06-30)

74 institutions reported holding $21.1M of Biosig Technologies Inc (STEX) in SEC 13F filings for 2026-06-30. Largest institutional holders: Legacy Wealth Managment, LLC/ID ($5.6M), VANGUARD GROUP INC ($3.8M), Yorkville Advisors Global, LP ($3.2M), GEODE CAPITAL MANAGEMENT, LLC ($1.1M), BlackRock, Inc. ($793,425). Source: SEC Form 13F.

Rank	Institution	Value	Shares	Change
1	Legacy Wealth Managment, LLC/ID	$5.6M	6.5M	Trimmed
2	VANGUARD GROUP INC	$3.8M	4.5M	Added
3	Yorkville Advisors Global, LP	$3.2M	3.8M	Hold
4	GEODE CAPITAL MANAGEMENT, LLC	$1.1M	1.3M	Added
5	BlackRock, Inc.	$793,425	933,112	Hold
6	Cambridge Investment Research Advisors, Inc.	$732,000	860,672	Added
7	STATE STREET CORP	$513,573	603,990	Added
8	HRT FINANCIAL LP	$450,000	530,000	Added
9	RENAISSANCE TECHNOLOGIES LLC	$402,705	473,603	Added
10	SUSQUEHANNA INTERNATIONAL GROUP, LLP	$348,490	409,877	Trimmed
11	SIMPLEX TRADING, LLC	$334,828	393,778	Trimmed
12	Rossby Financial, LCC	$328,762	385,330	Added
13	JANE STREET GROUP, LLC	$322,009	378,700	Trimmed
14	GROUP ONE TRADING LLC	$296,939	349,217	Added
15	UBS Group AG	$288,195	339,053	Added
16	CITADEL ADVISORS LLC	$274,477	322,800	Added
17	NATIONAL BANK OF CANADA /FI/	$265,600	320,000	Trimmed
18	UNITED CAPITAL FINANCIAL ADVISORS, LLC	$261,067	307,029	New
19	Caption Management, LLC	$255,090	300,000	New
20	Shay Capital LLC	$242,732	285,466	Trimmed
21	NORTHERN TRUST CORP	$200,156	235,394	Added
22	Kovitz Investment Group Partners, LLC	$176,788	207,913	Trimmed
23	IMC-Chicago, LLC	$164,216	193,127	Added
24	PFG Investments, LLC	$125,709	147,841	Added
25	Quattro Advisors LLC	$87,874	103,345	Hold

Source: SEC Form 13F filings · as of 2026-06-30