Insider Trading History of Friedberg Daniel M.

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Friedberg Daniel M. since 2009. This trader's CIK number is 1448795. At the time of last reporting, Friedberg Daniel M. was the Officer of Roth Ch Acquisition Iv Co.. (stock ticker symbol TYGO). Also see all insider trading activities at Roth Ch Acquisition Iv Co..

Note that in the past FRIEDBERG DANIEL M. also reported insider trading activities as an insider of the following companies:

Insider Activities at Roth Ch Acquisition Iv Co. (TYGO)
Insider Activities at Qualtek Services Inc. (QTEK)
Insider Activities at Reservoir Media, Inc. (RSVR)
Insider Activities at Performance Sports Group Ltd. (PSG)
Insider Activities at Gp Strategies Corp (GPX)
Insider Activities at X Rite Inc (XRIT)

Yearly summary of insider trading at X Rite Inc (XRIT) by Friedberg Daniel M.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2009	XRIT	8,042	$0	0	$0	0	$0

Yearly summary of insider trading at Reservoir Media, Inc. (ROCCU) by Friedberg Daniel M.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2020	ROCCU	7,699	$76,990	0	$0	0	$0

Yearly summary of insider trading at Qualtek Services Inc. (ROCRU) by Friedberg Daniel M.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	ROCRU	5,000	$50,000	0	$0	0	$0

Yearly summary of insider trading at Performance Sports Group Ltd. (PSG) by Friedberg Daniel M.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2016	PSG	858,911	$3,113,420	0	$0	0	$0

Yearly summary of insider trading at Roth Ch Acquisition Iv Co. (TYGO) by Friedberg Daniel M.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	TYGO	0	$0	20,485	$0	0	$0
2021	TYGO	4,569	$45,690	0	$0	0	$0

Yearly summary of insider trading at Gp Strategies Corp (GPX) by Friedberg Daniel M.

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2012	GPX	523,353	$6,954,883	0	$0	0	$0
2011	GPX	101,478	$1,307,813	0	$0	0	$0

Insider trading activities at 6 companies by Friedberg Daniel M.:

1. X Rite Inc (XRIT)

2. Reservoir Media, Inc. (ROCCU)

3. Qualtek Services Inc. (ROCRU)

4. Performance Sports Group Ltd. (PSG)

5. Roth Ch Acquisition Iv Co. (TYGO)

6. Gp Strategies Corp (GPX)

Table 1. Insider trading of X Rite Inc (XRIT) by Friedberg Daniel M.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2009-08-18	XRIT	Buy	8,042	.00	0

Table 2. Insider trading of Reservoir Media, Inc. (ROCCU) by Friedberg Daniel M.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2020-12-15	ROCCU	Buy	7,699	10.00	76,990

Table 3. Insider trading of Qualtek Services Inc. (ROCRU) by Friedberg Daniel M.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-03-05	ROCRU	Buy	5,000	10.00	50,000

Table 4. Insider trading of Performance Sports Group Ltd. (PSG) by Friedberg Daniel M.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2016-05-12	PSG	Buy	45,000	3.51	158,040
2016-05-11	PSG	Buy	35,000	3.54	123,865
2016-05-10	PSG	Buy	75,000	3.54	265,575
2016-05-09	PSG	Buy	75,000	3.53	264,675
2016-05-04	PSG	Buy	87,600	3.62	317,024
2016-05-05	PSG	Buy	75,000	3.58	268,275
2016-05-06	PSG	Buy	25,000	3.58	89,625
2016-04-28	PSG	Buy	270,000	3.67	991,170
2016-04-27	PSG	Buy	130,000	3.73	484,510
2016-04-26	PSG	Buy	41,311	3.65	150,661

Table 5. Insider trading of Roth Ch Acquisition Iv Co. (TYGO) by Friedberg Daniel M.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-05-23	TYGO	Sale	20,485	.00	0
2021-08-10	ROCGU	Buy	4,569	10.00	45,690

Table 6. Insider trading of Gp Strategies Corp (GPX) by Friedberg Daniel M.

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2012-10-23	GPX	Buy	204	18.30	3,733
2012-08-01	GPX	Buy	1,600	16.90	27,039
2012-07-24	GPX	Buy	800	16.90	13,519
2012-07-20	GPX	Buy	700	16.84	11,788
2012-07-12	GPX	Buy	100	16.88	1,688
2012-06-27	GPX	Buy	6,750	16.83	113,602
2012-06-25	GPX	Buy	1,000	16.61	16,610
2012-06-26	GPX	Buy	5,700	16.48	93,936
2012-06-22	GPX	Buy	1,000	16.56	16,560
2012-06-21	GPX	Buy	4,400	16.56	72,864
2012-06-20	GPX	Buy	4,200	16.81	70,602
2012-06-18	GPX	Buy	1,100	16.36	17,996
2012-06-19	GPX	Buy	800	16.74	13,391
2012-06-15	GPX	Buy	2,000	16.18	32,360
2012-06-13	GPX	Buy	2,300	15.89	36,547
2012-06-14	GPX	Buy	3,200	15.85	50,720
2012-06-12	GPX	Buy	2,000	16.02	32,040
2012-06-11	GPX	Buy	3,100	16.17	50,127
2012-06-08	GPX	Buy	2,699	16.05	43,318
2012-06-06	GPX	Buy	2,400	15.69	37,656
2012-06-07	GPX	Buy	2,503	16.05	40,173
2012-06-05	GPX	Buy	4,200	15.23	63,966
2012-06-04	GPX	Buy	4,000	15.64	62,560
2012-06-01	GPX	Buy	4,500	15.63	70,335
2012-05-30	GPX	Buy	2,500	15.82	39,550
2012-05-31	GPX	Buy	3,300	15.82	52,206
2012-05-29	GPX	Buy	2,400	15.81	37,944
2012-05-25	GPX	Buy	2,200	15.83	34,826
2012-05-23	GPX	Buy	7,000	15.10	105,700
2012-05-24	GPX	Buy	7,000	15.62	109,340
2012-05-22	GPX	Buy	6,100	15.34	93,574
2012-05-21	GPX	Buy	4,000	15.19	60,760
2012-05-18	GPX	Buy	7,600	15.23	115,748
2012-05-16	GPX	Buy	14,200	14.99	212,858
2012-05-17	GPX	Buy	4,000	15.20	60,800
2012-05-15	GPX	Buy	6,700	15.69	105,123
2012-05-14	GPX	Buy	5,238	15.78	82,655
2012-05-10	GPX	Buy	2,800	15.81	44,268
2012-05-11	GPX	Buy	5,200	15.63	81,276
2012-01-23	GPX	Buy	1,468	13.34	19,583
2012-01-20	GPX	Buy	3,800	13.18	50,084
2012-01-18	GPX	Buy	4,572	13.09	59,847
2012-01-20	GPX	Buy	7,000	13.11	91,770
2012-01-13	GPX	Buy	2,700	13.23	35,721
2012-01-17	GPX	Buy	2,300	13.29	30,566
2012-01-12	GPX	Buy	700	13.34	9,338
2012-01-10	GPX	Buy	19	13.44	255
2012-01-09	GPX	Buy	3,500	13.18	46,130
2012-01-06	GPX	Buy	2,500	13.26	33,150
2012-01-04	GPX	Buy	2,200	13.34	29,348
2012-01-05	GPX	Buy	1,100	13.03	14,333
2011-12-30	GPX	Buy	350,000	12.30	4,305,000
2011-12-28	GPX	Buy	400	13.38	5,352
2011-12-21	GPX	Buy	1,900	13.12	24,928
2011-12-22	GPX	Buy	1,100	13.40	14,740
2011-12-19	GPX	Buy	3,800	13.26	50,388
2011-12-20	GPX	Buy	4,500	13.19	59,355
2011-12-16	GPX	Buy	4,300	13.26	57,018
2011-12-14	GPX	Buy	5,800	13.05	75,690
2011-12-15	GPX	Buy	3,200	13.22	42,304
2011-12-12	GPX	Buy	1,400	13.05	18,270
2011-12-13	GPX	Buy	3,000	13.16	39,480
2011-12-09	GPX	Buy	3,800	13.02	49,476
2011-12-07	GPX	Buy	4,500	12.97	58,365
2011-12-08	GPX	Buy	2,616	12.70	33,223
2011-12-06	GPX	Buy	2,400	13.09	31,416
2011-12-05	GPX	Buy	2,300	13.08	30,084
2011-12-02	GPX	Buy	1,202	13.08	15,722
2011-12-01	GPX	Buy	2,700	13.03	35,181
2011-11-30	GPX	Buy	6,100	12.97	79,117
2011-11-28	GPX	Buy	3,200	12.81	40,992
2011-11-29	GPX	Buy	2,000	12.50	25,000
2011-11-25	GPX	Buy	1,500	12.46	18,690
2011-11-23	GPX	Buy	13,960	12.63	176,314
2011-11-21	GPX	Buy	4,700	12.93	60,771
2011-11-22	GPX	Buy	8,500	12.70	107,950
2011-11-18	GPX	Buy	7,300	12.77	93,221
2011-11-17	GPX	Buy	5,300	12.22	64,766

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Friedberg Daniel M. (Officer of Roth Ch Acquisition Iv Co. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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