Sigma Planning Corp

Position in BCHT — Birchtech Corp.

CIK 1449126 ANN ARBOR, MI

Position in BCHT

as of Jun 30, 2026 · filed Aug 7, 2026 Compact

Position Value

$107,444

+$7,862 QoQ

Shares Held

52,412

0.0% QoQ

Ownership

0.199%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#11

of 26 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Industrials · as of Jun 30, 2026

Sigma Planning Corp holds $300,144 across 3 Pollution & Treatment Controls names. BCHT ranks #1 (35.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	BCHT	Birchtech Corp. This page	52,412	$107,444
2	SCWO	374Water Inc.	55,553	$105,550
3	PCT	PureCycle Technologies, Inc.	10,746	$87,150

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$107,444	52,412	0.0%	Shares	Sole	2026-08-07
2026-03-31	$99,582	52,412	—	Shares	Sole	2026-05-04
No filing history on record for this holder in this stock.