ESSEX INVESTMENT MANAGEMENT CO LLC

Position in FSI — Flexible Solutions International Inc

CIK 201772 BOSTON, MA

Position in FSI

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$141,787

-$34,757 QoQ

Shares Held

26,252

0.0% QoQ

Ownership

0.206%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2020

12 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Mar 31, 2026

ESSEX INVESTMENT MANAGEMENT CO LLC holds $1,020,649 across 7 Specialty Chemicals names. FSI ranks #2 (13.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	APD	Air Products & Chemicals, Inc.	2,567	$745,687
2	FSI	Flexible Solutions International Inc This page	26,252	$141,787
3	SNES	SenesTech, Inc.	26,294	$43,122
4	AVNT	Avient Corp	915	$33,214
5	DD	DuPont de Nemours, Inc.	715	$32,746
6	ECL	Ecolab Inc.	83	$22,079
7	LYB	LyondellBasell Industries N.V.	25	$2,014

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$141,787	26,252	0.0%	Shares	Sole	2026-05-11
2025-12-31	$176,544	26,252	0.0%	Shares	Sole	2026-02-13
2025-09-30	$253,069	26,252	0.0%	Shares	Sole	2025-11-06
2025-06-30	$127,322	26,252	-1.2%	Shares	Sole	2025-08-12
2025-03-31	$134,128	26,560	-87.1%	Shares	Sole	2025-05-07
2022-06-30	$504,685	205,994	0.0%	Shares	Sole	2022-08-12
2022-03-31	$838,395	205,994	+2.5%	Shares	Sole	2022-05-09
2021-12-31	$781,854	200,991	+25.2%	Shares	Sole	2022-02-10
2021-09-30	$577,720	160,478	-1.8%	Shares	Sole	2021-11-09
2021-06-30	$638,764	163,367	+0.7%	Shares	Sole	2021-08-12
2021-03-31	$655,336	162,212	+34.1%	Shares	Sole	2021-05-12
2020-12-31	$301,235	120,978	—	Shares	Sole	2021-02-12
No filing history on record for this holder in this stock.