Essex Investment Management CO LLC Perma Fix Environmental Services Inc Transaction History

Essex Investment Management CO LLC

$486 Million
Q2 2025

A detailed history of Essex Investment Management CO LLC transactions in Perma Fix Environmental Services Inc stock. As of the latest transaction made, Essex Investment Management CO LLC holds 189,715 shares of PESI stock, worth $2.23 Million. This represents 0.41% of its overall portfolio holdings.

Number of Shares

189,715

Previous 191,087 0.72%

Holding current value

$2.23 Million

Previous $1.39 Million 43.63%

% of portfolio

0.41%

Previous 0.31%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 12, 2025	SELL	$6.51 - $11.21 $8,931 - $15,380	-1,372 Reduced 0.72%	189,715 $2 Million
Q1 2025 May 07, 2025	SELL	$6.96 - $11.37 $8,672 - $14,167	-1,246 Reduced 0.65%	191,087 $1.39 Million
Q4 2024 Feb 07, 2025	SELL	$10.37 - $15.4 $283,972 - $421,713	-27,384 Reduced 12.46%	192,333 $2.13 Million
Q3 2024 Oct 10, 2024	BUY	$8.08 - $12.76 $4,742 - $7,490	587 Added 0.27%	219,717 $2.7 Million
Q2 2024 Aug 12, 2024	BUY	$9.02 - $13.54 $267,713 - $401,867	29,680 Added 15.67%	219,130 $2.22 Million
Q1 2024 May 03, 2024	BUY	$7.61 - $11.99 $22,175 - $34,938	2,914 Added 1.56%	189,450 $2.25 Million
Q4 2023 Feb 07, 2024	BUY	$6.6 - $10.57 $270,936 - $433,909	41,051 Added 28.22%	186,536 $1.47 Million
Q3 2023 Nov 09, 2023	BUY	$8.75 - $13.4 $1.27 Million - $1.95 Million	145,485 New	145,485 $1.52 Million
Q4 2020 Feb 12, 2021	SELL	$5.92 - $7.1 $928,824 - $1.11 Million	-156,896 Closed	0 $0
Q3 2020 Nov 12, 2020	SELL	$6.0 - $7.4 $2,208 - $2,723	-368 Reduced 0.23%	156,896 $1.11 Million
Q1 2020 May 04, 2020	SELL	$4.2 - $9.35 $16,590 - $36,932	-3,950 Reduced 2.45%	157,264 $819,000
Q4 2019 Feb 10, 2020	BUY	$4.33 - $9.67 $24,971 - $55,766	5,767 Added 3.71%	161,214 $1.47 Million
Q2 2019 Aug 15, 2019	BUY	$3.4 - $4.35 $231,227 - $295,834	68,008 Added 77.78%	155,447 $608,000
Q1 2019 May 15, 2019	BUY	$2.57 - $3.76 $16,378 - $23,962	6,373 Added 7.86%	87,439 $307,000
Q4 2018 Feb 06, 2019	SELL	$2.03 - $4.46 $12,332 - $27,094	-6,075 Reduced 6.97%	81,066 $191,000
Q1 2018 Apr 26, 2018	SELL	$3.35 - $4.2 $30,113 - $37,753	-8,989 Reduced 9.35%	87,141 $362,000
Q3 2017 Oct 30, 2017	BUY	$3.25 - $4.3 $312,422 - $413,359	96,130	96,130 $365,000

Others Institutions Holding PESI

# of Institutions

Shares Held

6.55M

Call Options Held

38.8K

Put Options Held

31.5K

View Full List

About PERMA FIX ENVIRONMENTAL SERVICES INC

Ticker PESI
Exchange NASDAQ
Sector Industrials
Industry Waste Management
Shares Outstandng 13,295,700
Market Cap $156M
Description
Perma-Fix Environmental Services, Inc., through its subsidiaries, operates as an environmental and technology know-how company in the United States. It operates in three segments: Treatment, Services, and Medical. The Treatment segment offers nuclear, low-level radioactive, mixed waste, hazardous and non-hazardous waste treatment, and processing...

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Essex Investment Management CO LLC Perma Fix Environmental Services Inc Transaction History