Great Lakes Dredge & Dock Corp (GLDD)

Industrials Industrial & Commercial Services Construction & Engineering

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Ticker: GLDD Exchange: NSM

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale

Past 90 days

Value bought

Value sold

Net insiders buying

Trades (buy and sell)

Company data

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Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Total value
2023-05-19	2023-05-19	B Purchase	Levenson Ryan Non-Executive Director	121,721 +57.4% 6.82 830,490 USD	121,721 +57.4%	6.82	830,490 USD
2023-05-19	2023-05-18	B Purchase	Levenson Ryan Non-Executive Director	6,860 +3.3% 6.75 46,286 USD	6,860 +3.3%	6.75	46,286 USD
2023-05-19	2023-05-17	B Purchase	Levenson Ryan Non-Executive Director	5,207 +2.6% 6.64 34,552 USD	5,207 +2.6%	6.64	34,552 USD
2023-05-15	2023-05-12	B Purchase	Levenson Ryan Non-Executive Director	68,000 +51.5% 6.10 414,528 USD	68,000 +51.5%	6.10	414,528 USD
2023-05-12	2023-05-11	B Purchase	Levenson Ryan Non-Executive Director	66,000 +99.8% 6.13 404,864 USD	66,000 +99.8%	6.13	404,864 USD
2023-05-12	2023-05-10	B Purchase	Levenson Ryan Non-Executive Director	66,000 +66000.0% 6.05 399,142 USD	66,000 +66000.0%	6.05	399,142 USD
2023-03-03	2023-03-02	B Purchase	Shipp Earl L Non-Executive Director	2,000 +15.9% 5.51 11,020 USD	2,000 +15.9%	5.51	11,020 USD
2022-08-05	2022-08-05	B Purchase	Petterson Lasse CEO & President Executive Director	10,000 +1.0% 9.65 96,540 USD	10,000 +1.0%	9.65	96,540 USD
2022-05-11	2022-05-09	S Sale	Simonelli David E Chief Operating Officer Officer	17,700 -6.7% 14.12 249,938 USD	17,700 -6.7%	14.12	249,938 USD
2022-03-02	2022-02-28	S Sale	HANSON WILLIAM H SVP, Gov't Relations & Bus Dev Officer	1,119 -3.8% 14.06 15,734 USD	1,119 -3.8%	14.06	15,734 USD
2021-11-16	2021-11-15	PS Planned sale	Simonelli David E Chief Operating Officer Officer	2,509 -1.2% 15.85 39,760 USD	2,509 -1.2%	15.85	39,760 USD
2021-11-16	2021-11-12	PS Planned sale	Simonelli David E Chief Operating Officer Officer	2,491 -1.2% 15.83 39,423 USD	2,491 -1.2%	15.83	39,423 USD
2021-11-02	2021-11-01	PS Planned sale	Simonelli David E Chief Operating Officer Officer	3,594 -1.7% 15.41 55,394 USD	3,594 -1.7%	15.41	55,394 USD
2021-11-02	2021-10-29	PS Planned sale	Simonelli David E Chief Operating Officer Officer	1,406 -0.7% 15.25 21,442 USD	1,406 -0.7%	15.25	21,442 USD
2021-10-25	2021-10-21	PS Planned sale	DICKERSON LAWRENCE R Non-Executive Director	1,518 -1.7% 14.59 22,148 USD	1,518 -1.7%	14.59	22,148 USD
2021-06-16	2021-06-14	S Sale	Simonelli David E Chief Operating Officer Officer	8,735 -3.5% 14.47 126,352 USD	8,735 -3.5%	14.47	126,352 USD
2021-05-05	2021-05-03	PS Planned sale	Simonelli David E Chief Operating Officer Officer	8,566 -3.3% 16.14 138,233 USD	8,566 -3.3%	16.14	138,233 USD
2021-04-28	2021-04-26	PS Planned sale	Simonelli David E Chief Operating Officer Officer	12,395 -4.6% 15.88 196,819 USD	12,395 -4.6%	15.88	196,819 USD
2021-04-21	2021-04-19	PS Planned sale	Simonelli David E Chief Operating Officer Officer	10,913 -3.9% 15.14 165,185 USD	10,913 -3.9%	15.14	165,185 USD
2021-04-14	2021-04-12	PS Planned sale	Simonelli David E Chief Operating Officer Officer	14,582 -4.9% 15.18 221,298 USD	14,582 -4.9%	15.18	221,298 USD
2021-04-14	2021-04-12	PS Planned sale	Simonelli David E Chief Operating Officer Officer	22,000 -6.9% 15.17 333,685 USD	22,000 -6.9%	15.17	333,685 USD
2021-04-13	2021-04-09	PS Planned sale	DICKERSON LAWRENCE R Non-Executive Director	1,571 -1.9% 15.42 24,225 USD	1,571 -1.9%	15.42	24,225 USD
2021-03-11	2021-03-09	S Sale	Simonelli David E Chief Operating Officer Officer	5,864 -2.0% 15.28 89,602 USD	5,864 -2.0%	15.28	89,602 USD
2021-03-10	2021-03-08	S Sale	Simonelli David E Chief Operating Officer Officer	4,252 -1.5% 15.30 65,065 USD	4,252 -1.5%	15.30	65,065 USD
2021-03-02	2021-03-01	S Sale	Simonelli David E Chief Operating Officer Officer	10,000 -3.5% 15.63 156,300 USD	10,000 -3.5%	15.63	156,300 USD
2021-03-02	2021-02-26	S Sale	Simonelli David E Chief Operating Officer Officer	7,500 -2.6% 15.32 114,923 USD	7,500 -2.6%	15.32	114,923 USD
2021-02-23	2021-02-22	S Sale	Simonelli David E Chief Operating Officer Officer	14,999 -4.9% 15.15 227,235 USD	14,999 -4.9%	15.15	227,235 USD
2021-02-11	2021-02-08	PS Planned sale	Simonelli David E Chief Operating Officer Officer	23,024 -6.9% 15.00 345,374 USD	23,024 -6.9%	15.00	345,374 USD
2021-01-14	2021-01-12	PS Planned sale	DICKERSON LAWRENCE R Non-Executive Director	1,735 -2.1% 14.30 24,811 USD	1,735 -2.1%	14.30	24,811 USD
2021-01-08	2021-01-06	PS Planned sale	Simonelli David E Chief Operating Officer Officer	20,000 -6.1% 13.82 276,400 USD	20,000 -6.1%	13.82	276,400 USD
2021-01-08	2021-01-06	PS Planned sale	Simonelli David E Chief Operating Officer Officer	36,025 -10.4% 14.27 514,098 USD	36,025 -10.4%	14.27	514,098 USD
2020-12-23	2020-12-22	PS Planned sale	Simonelli David E Chief Operating Officer Officer	4,498 -1.2% 12.50 56,245 USD	4,498 -1.2%	12.50	56,245 USD
2020-12-22	2020-12-18	PS Planned sale	Simonelli David E Chief Operating Officer Officer	8,528 -2.2% 12.22 104,204 USD	8,528 -2.2%	12.22	104,204 USD
2020-12-15	2020-12-14	S Sale	Simonelli David E Chief Operating Officer Officer	9,307 -2.3% 11.44 106,491 USD	9,307 -2.3%	11.44	106,491 USD
2020-12-15	2020-12-11	S Sale	LaVoy Kathleen Mackie SVP & Chief Legal Officer Officer	6,015 -4.8% 11.41 68,613 USD	6,015 -4.8%	11.41	68,613 USD
2020-12-15	2020-12-11	S Sale	LaVoy Kathleen Mackie SVP & Chief Legal Officer Officer	6,614 -5.0% 11.42 75,515 USD	6,614 -5.0%	11.42	75,515 USD
2020-12-15	2020-12-11	S Sale	LaVoy Kathleen Mackie SVP & Chief Legal Officer Officer	10,000 -7.7% 11.41 114,068 USD	10,000 -7.7%	11.41	114,068 USD
2020-12-14	2020-12-10	S Sale	Levenson Ryan Non-Executive Director	20,139 -99.6% 11.67 235,089 USD	20,139 -99.6%	11.67	235,089 USD
2020-12-14	2020-12-10	S Sale	Levenson Ryan Non-Executive Director	35,816 -100.0% 11.63 416,443 USD	35,816 -100.0%	11.63	416,443 USD
2020-12-14	2020-12-10	S Sale	Simonelli David E Chief Operating Officer Officer	8,918 -2.2% 11.68 104,183 USD	8,918 -2.2%	11.68	104,183 USD
2020-11-30	2020-11-25	S Sale	Simonelli David E Chief Operating Officer Officer	100 -0.0% 11.47 1,147 USD	100 -0.0%	11.47	1,147 USD
2020-11-18	2020-11-17	S Sale	Simonelli David E Chief Operating Officer Officer	317 -0.1% 11.30 3,582 USD	317 -0.1%	11.30	3,582 USD
2020-11-18	2020-11-16	S Sale	Simonelli David E Chief Operating Officer Officer	3,885 -0.9% 11.30 43,901 USD	3,885 -0.9%	11.30	43,901 USD
2020-11-12	2020-11-10	S Sale	Simonelli David E Chief Operating Officer Officer	20,000 -4.7% 11.30 225,972 USD	20,000 -4.7%	11.30	225,972 USD
2020-11-12	2020-11-10	S Sale	HANSON WILLIAM H SVP, Gov't Relations & Bus Dev Officer	2,630 -100.0% 11.00 28,930 USD	2,630 -100.0%	11.00	28,930 USD
2020-08-25	2020-08-21	S Sale	Simonelli David E Chief Operating Officer Officer	929 -0.2% 9.72 9,030 USD	929 -0.2%	9.72	9,030 USD
2020-08-25	2020-08-21	S Sale	Simonelli David E Chief Operating Officer Officer	704 -0.2% 9.71 6,836 USD	704 -0.2%	9.71	6,836 USD
2020-08-25	2020-08-21	S Sale	Simonelli David E Chief Operating Officer Officer	2,046 -0.5% 9.70 19,846 USD	2,046 -0.5%	9.70	19,846 USD
2020-08-13	2020-08-11	S Sale	HANSON WILLIAM H SVP, Gov't Relations & Bus Dev Officer	10,000 -28.0% 10.30 103,027 USD	10,000 -28.0%	10.30	103,027 USD
2020-06-15	2020-06-12	S Sale	Levenson Ryan Non-Executive Director	130,000 -86.5% 8.92 1,158,963 USD	130,000 -86.5%	8.92	1,158,963 USD
2020-06-15	2020-06-11	S Sale	Levenson Ryan Non-Executive Director	41,897 -21.8% 9.33 390,782 USD	41,897 -21.8%	9.33	390,782 USD
2020-06-10	2020-06-08	PS Planned sale	Petterson Lasse CEO & President Executive Director	21,121 -2.5% 10.76 227,273 USD	21,121 -2.5%	10.76	227,273 USD
2020-06-03	2020-06-02	S Sale	Simonelli David E Chief Operating Officer Officer	20,611 -4.8% 9.54 196,650 USD	20,611 -4.8%	9.54	196,650 USD
2020-06-03	2020-06-01	S Sale	Simonelli David E Chief Operating Officer Officer	1,531 -0.4% 9.48 14,506 USD	1,531 -0.4%	9.48	14,506 USD
2020-05-26	2020-05-22	S Sale	HANSON WILLIAM H SVP, Gov't Relations & Bus Dev Officer	2,461 -6.5% 8.50 20,911 USD	2,461 -6.5%	8.50	20,911 USD
2020-05-14	2020-05-14	S Sale	Levenson Ryan Non-Executive Director	8,000 -4.0% 7.87 62,922 USD	8,000 -4.0%	7.87	62,922 USD
2020-05-14	2020-05-13	S Sale	Levenson Ryan Non-Executive Director	40,000 -16.7% 8.37 334,916 USD	40,000 -16.7%	8.37	334,916 USD
2020-05-14	2020-05-12	S Sale	Levenson Ryan Non-Executive Director	50,000 -17.2% 9.05 452,510 USD	50,000 -17.2%	9.05	452,510 USD
2019-12-12	2019-12-11	S Sale	LaVoy Kathleen Mackie SVP & Chief Legal Officer Officer	11,050 -9.7% 11.81 130,555 USD	11,050 -9.7%	11.81	130,555 USD
2019-12-12	2019-12-11	S Sale	Simonelli David E President - Dredging Division Officer	10,502 -3.1% 11.76 123,488 USD	10,502 -3.1%	11.76	123,488 USD
2019-12-12	2019-12-10	S Sale	Simonelli David E President - Dredging Division Officer	16,472 -4.8% 11.66 192,021 USD	16,472 -4.8%	11.66	192,021 USD
2019-12-05	2019-12-04	B Purchase	Levenson Ryan Non-Executive Director	53,536 +22.6% 10.65 570,014 USD	53,536 +22.6%	10.65	570,014 USD
2019-12-04	2019-12-03	B Purchase	Levenson Ryan Non-Executive Director	13,839 +6.2% 10.55 146,046 USD	13,839 +6.2%	10.55	146,046 USD
2019-12-04	2019-12-02	B Purchase	Levenson Ryan Non-Executive Director	32,625 +17.2% 10.58 345,146 USD	32,625 +17.2%	10.58	345,146 USD
2019-10-23	2019-10-21	PS Planned sale	LaVoy Kathleen Mackie SVP & Chief Legal Officer	3,383 -3.2% 11.00 37,213 USD	3,383 -3.2%	11.00	37,213 USD
2019-09-06	2019-09-04	S Sale	Simonelli David E President - Dredging Division	1,164 -0.4% 10.77 12,532 USD	1,164 -0.4%	10.77	12,532 USD
2019-09-04	2019-08-30	S Sale	Simonelli David E President - Dredging Division	3,809 -1.2% 10.90 41,518 USD	3,809 -1.2%	10.90	41,518 USD
2019-08-20	2019-08-16	S Sale	Levenson Ryan Non-Executive Director	21,485 -10.2% 10.12 217,480 USD	21,485 -10.2%	10.12	217,480 USD
2019-08-20	2019-08-15	S Sale	Levenson Ryan Non-Executive Director	21,905 -9.4% 10.14 222,079 USD	21,905 -9.4%	10.14	222,079 USD
2019-06-18	2019-06-14	S Sale	Simonelli David E President - Dredging Division	4,059 -1.3% 10.40 42,213 USD	4,059 -1.3%	10.40	42,213 USD
2019-06-13	2019-06-11	S Sale	Simonelli David E President - Dredging Division	4,000 -1.2% 10.90 43,600 USD	4,000 -1.2%	10.90	43,600 USD
2019-06-06	2019-06-05	S Sale	Levenson Ryan	55,000 -19.1% 11.14 612,596 USD	55,000 -19.1%	11.14	612,596 USD
2019-06-06	2019-06-04	S Sale	Simonelli David E President - Dredging Division	10,000 -3.0% 10.80 108,000 USD	10,000 -3.0%	10.80	108,000 USD
2019-06-06	2019-06-04	S Sale	Levenson Ryan	178,000 -38.2% 10.75 1,913,892 USD	178,000 -38.2%	10.75	1,913,892 USD
2019-05-13	2019-05-09	S Sale	Simonelli David E President - Dredging Division Officer	600 -0.2% 11.12 6,672 USD	600 -0.2%	11.12	6,672 USD