1. Corporate Officers - P
2. Pratt Brian

Insider Trading History of Pratt Brian

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Pratt Brian since 2017. This trader's CIK number is 1441252. At the time of last reporting, Pratt Brian was the Director of Legato Merger Corp. Iv. (stock ticker symbol LEGO). Also see all insider trading activities at Legato Merger Corp. Iv.

Note that in the past Pratt Brian also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Energy Services Of America Corp (ESOA) by Pratt Brian

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2022	ESOA	0	$0	157,877	$385,438	0	$0
2021	ESOA	429,727	$494,422	0	$0	0	$0

Yearly summary of insider trading at Legato Merger Corp. (LEGO) by Pratt Brian

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2021	LEGO	25,000	$125	0	$0	0	$0

Yearly summary of insider trading at Legato Merger Corp. Iv (LEGO) by Pratt Brian

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2026	LEGO	0	$0	40,000	$120	0	$0

Yearly summary of insider trading at Limbach Holdings, Inc. (LMB) by Pratt Brian

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2020	LMB	703,177	$2,564,083	0	$0	0	$0

Yearly summary of insider trading at Primoris Services Corp (PRIM) by Pratt Brian

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2019	PRIM	0	$0	4,001,287	$84,629,785	0	$0
2018	PRIM	0	$0	1,840,168	$47,347,168	0	$0
2017	PRIM	0	$0	1,229,245	$34,888,482	0	$0

Yearly summary of insider trading at Southland Holdings, Inc. (LGTO) by Pratt Brian

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	LGTO	634,436	$6,534,240	0	$0	0	$0

Insider trading activities at 6 companies by Pratt Brian:

1. Energy Services Of America Corp (ESOA)

2. Legato Merger Corp. (LEGO)

3. Legato Merger Corp. Iv (LEGO)

4. Limbach Holdings, Inc. (LMB)

5. Primoris Services Corp (PRIM)

6. Southland Holdings, Inc. (LGTO)

Table 1. Insider trading of Energy Services Of America Corp (ESOA) by Pratt Brian

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2022-06-16	ESOA	Sale	40,478	2.43	98,361
2022-06-17	ESOA	Sale	60,987	2.33	142,099
2022-06-15	ESOA	Sale	56,412	2.57	144,978
2021-01-06	ESOA	Buy	124,998	1.20	149,997
2021-01-07	ESOA	Buy	1,170	1.20	1,404
2021-01-05	ESOA	Buy	303,559	1.13	343,021

Table 2. Insider trading of Legato Merger Corp. (LEGO) by Pratt Brian

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2021-07-06	LEGO	Buy	25,000	.01	125

Table 3. Insider trading of Legato Merger Corp. Iv (LEGO) by Pratt Brian

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2026-07-27	LEGO	Sale	40,000	.00	120

Table 4. Insider trading of Limbach Holdings, Inc. (LMB) by Pratt Brian

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2020-03-31	LMB	Buy	7,800	2.88	22,440
2020-03-27	LMB	Buy	30,000	2.87	86,100
2020-03-20	LMB	Buy	205,186	3.71	760,829
2020-03-19	LMB	Buy	159,465	3.65	581,728
2020-03-18	LMB	Buy	300,726	3.70	1,112,986

Table 5. Insider trading of Primoris Services Corp (PRIM) by Pratt Brian

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2019-12-10	PRIM	Sale	2,316,960	21.58	49,999,996
2019-09-19	PRIM	Sale	206,439	20.44	4,220,438
2019-09-16	PRIM	Sale	8,925	21.12	188,504
2019-09-11	PRIM	Sale	175,634	20.45	3,591,890
2019-09-12	PRIM	Sale	151,771	20.50	3,111,457
2019-09-13	PRIM	Sale	44,942	20.83	936,096
2019-08-21	PRIM	Sale	24,067	20.00	481,340
2019-08-19	PRIM	Sale	19,678	20.01	393,756
2019-06-10	PRIM	Sale	300,000	19.00	5,700,000
2019-05-22	PRIM	Sale	175,118	20.09	3,518,120
2019-05-17	PRIM	Sale	11,919	20.51	244,422
2019-05-16	PRIM	Sale	87,891	20.57	1,807,654
2019-03-29	PRIM	Sale	235,751	20.75	4,892,069
2019-03-19	PRIM	Sale	76,080	22.61	1,720,244
2019-03-21	PRIM	Sale	871	22.45	19,551
2019-03-12	PRIM	Sale	21,580	22.45	484,471
2019-03-13	PRIM	Sale	2,700	22.40	60,490
2019-03-11	PRIM	Sale	11,149	22.40	249,782
2019-03-05	PRIM	Sale	110,182	23.32	2,569,774
2019-03-07	PRIM	Sale	19,630	22.40	439,731
2018-11-08	PRIM	Sale	25,583	24.30	621,743
2018-09-21	PRIM	Sale	238,603	25.31	6,038,326
2018-09-20	PRIM	Sale	486,400	25.05	12,185,779
2018-06-19	PRIM	Sale	73,543	28.20	2,073,912
2018-06-20	PRIM	Sale	81,844	28.06	2,296,542
2018-06-21	PRIM	Sale	14,204	28.07	398,706
2018-05-15	PRIM	Sale	53,037	25.00	1,325,925
2018-05-16	PRIM	Sale	173,901	25.20	4,382,305
2018-05-17	PRIM	Sale	60,000	25.23	1,513,800
2018-03-08	PRIM	Sale	36,395	26.04	947,543
2018-03-09	PRIM	Sale	145,243	26.02	3,778,496
2018-03-05	PRIM	Sale	54,373	26.02	1,414,513
2018-03-06	PRIM	Sale	110,378	26.03	2,873,028
2018-03-07	PRIM	Sale	286,664	26.15	7,496,550
2017-09-20	PRIM	Sale	88,500	28.67	2,536,941
2017-09-21	PRIM	Sale	136,500	28.50	3,890,250
2017-09-15	PRIM	Sale	115,090	28.51	3,281,676
2017-09-14	PRIM	Sale	140,296	28.71	4,028,178
2017-09-11	PRIM	Sale	108,062	28.07	3,032,868
2017-09-12	PRIM	Sale	181,982	28.35	5,159,553
2017-09-13	PRIM	Sale	146,882	28.59	4,199,503
2017-09-06	PRIM	Sale	105,734	28.20	2,981,170
2017-09-07	PRIM	Sale	105,099	28.00	2,943,297
2017-09-08	PRIM	Sale	101,100	28.04	2,835,046

Table 6. Insider trading of Southland Holdings, Inc. (LGTO) by Pratt Brian

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-02-13	LGTO	Buy	484,436	10.30	4,989,690
2023-02-08	LGTO	Buy	150,000	10.30	1,544,550

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 Pratt Brian (Director of Legato Merger Corp. Iv at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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