Insider Trading activities at Perma Fix Environmental Services Inc (PESI)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Perma Fix Environmental Services Inc (PESI) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Perma Fix Environmental Services Inc. Table 2 shows the detailed insider transactions. This company's CIK number is 891532.

Total stock buying since 2015: $520,479.
Total stock sales since 2015: $293,045.
Total stock option exercises since 2015: $1,572,493.

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at *Perma Fix Environmental Services Inc* (*PESI*).
	Insider Buying		Insider Sales		Option Exercises
Year	Shares	Value	Shares	Value	Shares	Value
2025	5,800	$41,599	0	$0	55,800	$206,370
2024	2,100	$21,283	0	$0	45,300	$191,196
2023	7,150	$52,269	25,394	$293,045	264,000	$960,596
2022	17,312	$79,019	0	$0	50,000	$198,500
2021	5,032	$28,221	0	$0	0	$0
2020	14,088	$80,707	0	$0	2,000	$6,300
2019	34,594	$136,347	0	$0	0	$0
2018	11,951	$36,602	0	$0	0	$0
2017	8,500	$27,592	0	$0	0	$0
2015	4,500	$16,840	0	$0	3,423	$9,531

Table 2. Monthly summary of insider trading at *Perma Fix Environmental Services Inc* (*PESI*).
Trading Period	Insider Buying		Insider Sales		Option Exercises
year-month	Shares	Value	Shares	Value	Shares	Value
2025-09	0	$0	0	$0	2,400	$10,056
2025-08	0	$0	0	$0	2,400	$10,056
2025-07	0	$0	0	$0	11,000	$60,258
2025-03	5,800	$41,599	0	$0	0	$0
2025-01	0	$0	0	$0	40,000	$126,000
2024-11	0	$0	0	$0	15,000	$47,250
2024-09	2,100	$21,283	0	$0	2,400	$8,880
2024-08	0	$0	0	$0	2,400	$8,880
2024-03	0	$0	0	$0	18,000	$84,636
2024-01	0	$0	0	$0	7,500	$41,550
2023-12	7,150	$52,269	0	$0	0	$0
2023-10	0	$0	0	$0	28,000	$94,500
2023-09	0	$0	0	$0	2,400	$6,684
2023-05	0	$0	25,394	$293,045	200,000	$730,000
2023-04	0	$0	0	$0	19,200	$79,528
2023-03	0	$0	0	$0	14,400	$49,884
2022-12	4,275	$15,181	0	$0	0	$0
2022-11	1,000	$3,890	0	$0	0	$0
2022-09	8,500	$40,579	0	$0	0	$0
2022-06	1,537	$8,266	0	$0	0	$0
2022-05	2,000	$11,103	0	$0	50,000	$198,500
2021-12	2,637	$17,497	0	$0	0	$0
2021-01	2,395	$10,724	0	$0	0	$0
2020-12	500	$2,925	0	$0	0	$0

Table 3. Detailed insider trading at *Perma Fix Environmental Services Inc* (*PESI*)
Trade Date	Insider Name	Trade Type	Shares	Price ($)	Value ($)
2025-09-02	Shelton Larry	Option Ex	2,400	4.19	10,056
2025-08-28	Zwecker Mark A	Option Ex	2,400	4.19	10,056
2025-07-14	Grondin Richard (EVP of Hanford & Int. Waste Op)	Option Ex	11,000	5.48	60,258
2025-03-21	Duff Mark (President and CEO)	Buy	2,050	7.03	14,417
2025-03-21	Naccarato Ben (Chief Financial Officer)	Buy	400	7.00	2,800
2025-03-18	Eshleman Troy (Chief Operating Officer)	Buy	1,350	7.35	9,922
2025-03-18	Duff Mark (President and CEO)	Buy	1,000	7.15	7,150
2025-03-17	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	7.31	7,310
2025-01-08	Duff Mark (President and CEO)	Option Ex	25,000	3.15	78,750
2025-01-08	Naccarato Ben (Chief Financial Officer)	Option Ex	15,000	3.15	47,250
2024-11-14	Centofanti Louis F (EVP of Strategic Initiatives)	Option Ex	15,000	3.15	47,250
2024-09-09	Zwecker Mark A	Option Ex	2,400	3.70	8,880
2024-09-04	Duff Mark (President and CEO)	Buy	850	9.93	8,440
2024-09-03	Duff Mark (President and CEO)	Buy	1,250	10.28	12,843
2024-08-28	Shelton Larry	Option Ex	2,400	3.70	8,880
2024-03-26	Grondin Richard (EVP of Waste Treatment Ops)	Option Ex	18,000	4.70	84,636
2024-01-11	Reeder Joe	Option Ex	7,500	5.54	41,550
2023-12-05	Lombardo Andy (EVP of Nuclear & Technical Svc)	Buy	2,150	7.63	16,404
2023-12-01	Duff Mark (President and CEO)	Buy	3,000	7.16	21,465
2023-12-01	Shelton Larry	Buy	2,000	7.20	14,400
2023-10-02	Grondin Richard (EVP of Waste Treatment Ops)	Option Ex	28,000	3.38	94,500
2023-09-08	Shelton Larry	Option Ex	2,400	2.79	6,684
2023-05-26	Reeder Joe	Sale	6,009	11.57	69,536
2023-05-22	Duff Mark (President and CEO)	Option Ex	100,000	3.65	365,000
2023-05-22	Naccarato Ben (Chief Financial Officer)	Option Ex	50,000	3.65	182,500
2023-05-22	Centofanti Louis F (EVP of Strategic Initiatives)	Option Ex	50,000	3.65	182,500
2023-05-17	Reeder Joe	Sale	19,385	11.53	223,509
2023-04-25	Zwecker Mark A	Option Ex	2,400	2.79	6,684
2023-04-04	Reeder Joe	Option Ex	16,800	4.34	72,844
2023-03-29	Reeder Joe	Option Ex	2,400	2.79	6,684
2023-03-28	Lombardo Andy (EVP of Nuclear & Technical Svc)	Option Ex	12,000	3.60	43,200
2022-12-22	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,700	3.78	6,426
2022-12-14	Naccarato Ben (Chief Financial Officer)	Buy	575	3.47	1,995
2022-12-08	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	2,000	3.38	6,760
2022-11-22	Duff Mark (President and CEO)	Buy	1,000	3.89	3,890
2022-09-27	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	500	4.65	2,325
2022-09-26	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	500	4.60	2,300
2022-09-09	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	4.89	4,890
2022-09-08	Grondin Richard (EVP of Waste Treatment Ops)	Buy	1,000	4.87	4,870
2022-09-08	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	4.86	4,860
2022-09-07	Lombardo Andy (EVP of Nuclear & Technical Svc)	Buy	1,000	4.72	4,722
2022-09-07	Duff Mark (President and CEO)	Buy	1,500	4.75	7,132
2022-09-07	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	2,000	4.74	9,480
2022-06-16	Shelton Larry	Buy	37	5.05	186
2022-06-13	Shelton Larry	Buy	1,000	5.33	5,330
2022-06-03	Naccarato Ben (Chief Financial Officer)	Buy	500	5.50	2,750
2022-05-12	Duff Mark (President and CEO)	Buy	1,922	5.55	10,667
2022-05-11	Duff Mark (President and CEO)	Buy	78	5.60	436
2022-05-09	Duff Mark (President and CEO)	Option Ex	50,000	3.97	198,500
2021-12-20	Duff Mark (President and CEO)	Buy	600	6.50	3,900
2021-12-17	Duff Mark (President and CEO)	Buy	1,037	6.54	6,787
2021-12-15	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	6.81	6,810
2021-01-04	Shelton Larry	Buy	2,395	4.48	10,724
2020-12-29	Duff Mark (President and CEO)	Buy	500	5.85	2,925
2020-11-09	Duff Mark (President and CEO)	Buy	500	6.20	3,100
2020-11-09	Shelton Larry	Buy	1,000	6.32	6,323
2020-11-09	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	6.30	6,300
2020-09-24	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	6.71	6,710
2020-08-12	Duff Mark (President and CEO)	Buy	20	6.85	137
2020-08-11	Duff Mark (President and CEO)	Buy	1,750	7.01	12,262
2020-08-11	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	7.01	7,010
2020-06-26	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	6.15	6,150
2020-05-14	Naccarato Ben (Chief Financial Officer)	Buy	318	6.00	1,906
2020-03-30	Duff Mark (President and CEO)	Buy	500	5.10	2,550
2020-03-24	Lombardo Andy	Buy	2,500	4.82	12,060
2020-03-24	Naccarato Ben (Chief Financial Officer)	Buy	500	4.75	2,375
2020-03-24	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	4.75	4,750
2020-03-23	Duff Mark (President and CEO)	Buy	1,500	4.10	6,149
2020-02-03	Lombardo Andy (EVP of Nuclear & Technical Svs)	Option Ex	2,000	3.15	6,300
2019-09-30	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	200	4.56	911
2019-09-26	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	300	4.55	1,365
2019-09-20	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	200	4.39	877
2019-09-19	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	300	4.16	1,248
2019-09-13	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	400	3.85	1,542
2019-09-12	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	600	3.79	2,271
2019-08-29	Naccarato Ben (Chief Financial Officer)	Buy	500	3.90	1,950
2019-08-28	Reeder Joe	Buy	7,500	3.97	29,782
2019-08-26	Reeder Joe	Buy	17,894	3.95	70,681
2019-08-16	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	200	4.00	800
2019-08-15	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	800	3.90	3,116
2019-08-14	Duff Mark (President and CEO)	Buy	2,000	3.77	7,550
2019-06-21	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	3.97	3,970
2019-05-15	Duff Mark (President and CEO)	Buy	500	3.70	1,850
2019-05-14	Duff Mark (President and CEO)	Buy	500	3.80	1,900
2019-05-14	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,200	3.82	4,584
2019-05-13	Duff Mark (President and CEO)	Buy	500	3.90	1,950
2018-12-28	Duff Mark (President and CEO)	Buy	1,050	2.32	2,434
2018-12-28	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	2.36	2,360
2018-12-27	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,800	2.17	3,906
2018-12-17	Duff Mark (President and CEO)	Buy	700	2.95	2,065
2018-12-14	Duff Mark (President and CEO)	Buy	1	2.63	2
2018-12-14	Naccarato Ben (Chief Financial Officer)	Buy	500	2.65	1,325
2018-12-14	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	300	2.65	795
2018-12-13	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	200	2.76	552
2018-12-07	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	300	2.77	831
2018-12-06	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	400	2.81	1,124
2018-12-03	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	1,000	3.00	3,000
2018-11-13	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	500	3.30	1,650
2018-11-09	Duff Mark (President and CEO)	Buy	2,300	3.45	7,935
2018-09-28	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	300	4.20	1,260
2018-09-27	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	700	4.36	3,052
2018-09-12	Centofanti Louis F (EVP of Strategic Initiatives)	Buy	900	4.79	4,311
2017-08-15	Duff Mark (Executive Vice President/COO)	Buy	1,500	3.40	5,100
2017-08-14	Duff Mark (Executive Vice President/COO)	Buy	1,500	3.45	5,175
2017-03-31	Naccarato Ben (Chief Financial Officer)	Buy	500	3.17	1,587
2017-03-30	Centofanti Louis F (President and CEO)	Buy	500	3.14	1,570
2017-03-29	Centofanti Louis F (President and CEO)	Buy	500	3.12	1,560
2017-03-28	Centofanti Louis F (President and CEO)	Buy	1,000	3.15	3,150
2017-03-27	Duff Mark (Executive Vice President/COO)	Buy	3,000	3.15	9,450
2015-07-01	Kugler Gary (Director)	Option Ex	1,035	2.79	2,882
2015-06-18	Centofanti Louis F (President and CEO)	Buy	2,000	3.83	7,660
2015-05-18	Naccarato Ben (Chief Financial Officer)	Buy	500	3.60	1,800
2015-05-14	Centofanti Louis F (President and CEO)	Buy	2,000	3.69	7,380
2015-04-01	Kugler Gary (Director)	Option Ex	1,131	2.79	3,149
2015-01-05	Kugler Gary (Director)	Option Ex	1,257	2.79	3,500

Insider trading activities including stock purchases, stock sales, and option exercises of PESI listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Perma Fix Environmental Services Inc (symbol PESI, CIK number 891532) see the Securities and Exchange Commission (SEC) website.

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