SEACOR MARINE HLDGS INC

Ticker: SMHI CUSIP: 78413P101 Class: Common Stock

FIRST MANHATTAN CO. LLC.'s Holding History (CIK: 0000728083)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 378,745 Value ($000) $2,280 Avg Close $6.61 Range $5.55 - $7.88

Q3 2025

Shares 400,495 Value ($000) $2,599 Avg Close $6.06 Range $4.70 - $7.42

Q2 2025

Shares 392,995 Value ($000) $2,004 Avg Close $5.06 Range $3.63 - $6.29

Q1 2025

Shares 356,465 Value ($000) $1,804 Avg Close $6.17 Range $4.75 - $7.37

Q4 2024

Shares 351,365 Value ($000) $2,305 Avg Close $7.43 Range $5.80 - $10.30

Q3 2024

Shares 250,080 Value ($000) $2,413 Avg Close $11.73 Range $8.88 - $15.36

Q2 2024

Shares 169,305 Value ($000) $2,284 Avg Close $13.02 Range $11.45 - $14.87

Q1 2024

Shares 169,305 Value ($000) $2,360 Avg Close $11.58 Range $9.83 - $14.35

Q4 2023

Shares 175,417 Value ($000) $2,209 Avg Close $12.81 Range $10.42 - $15.24

Q3 2023

Shares 176,725 Value ($000) $2,453 Avg Close $12.14 Range $9.91 - $14.14

Q2 2023

Shares 202,475 Value ($000) $2,314 Avg Close $8.85 Range $7.51 - $11.74

Q1 2023

Shares 229,090 Value ($000) $1,743 Avg Close $9.51 Range $7.04 - $11.60

Q4 2022

Shares 333,490 Value ($000) $3,055 Avg Close $7.76 Range $5.56 - $9.90

Q3 2022

Shares 396,515 Value ($000) $2,228 Avg Close $6.26 Range $4.90 - $7.60

Q2 2022

Shares 365,590 Value ($000) $2,105 Avg Close $7.91 Range $5.63 - $9.78

Q1 2022

Shares 406,700 Value ($000) $3,282 Avg Close $4.88 Range $3.36 - $8.54

Q4 2021

Shares 437,851 Value ($000) $1,488 Avg Close $4.33 Range $3.08 - $5.47

Q3 2021

Shares 360,851 Value ($000) $1,670 Avg Close $4.30 Range $3.55 - $4.95

Q2 2021

Shares 377,350 Value ($000) $1,664 Avg Close $4.41 Range $3.30 - $5.52

Q1 2021

Shares 332,350 Value ($000) $1,771 Avg Close $4.07 Range $2.62 - $6.28

Q4 2020

Shares 346,775 Value ($000) $939 Avg Close $2.12 Range $1.61 - $2.99

Q3 2020

Shares 208,500 Value ($000) $423 Avg Close $2.50 Range $2.02 - $3.50

Q2 2020

Shares 205,700 Value ($000) $524 Avg Close $2.85 Range $1.46 - $5.00

Q1 2020

Shares 107,400 Value ($000) $470 Avg Close $8.80 Range $3.15 - $14.10

Q4 2019

Shares 85,400 Value ($000) $1,177 Avg Close $13.02 Range $11.49 - $14.52

Q3 2019

Shares 81,400 Value ($000) $1,023 Avg Close $13.16 Range $10.52 - $15.10

Q2 2019

Shares 99,250 Value ($000) $1,484 Avg Close $13.78 Range $12.56 - $15.16

Q1 2019

Shares 107,165 Value ($000) $1,426 Avg Close $13.37 Range $11.58 - $15.23

Q2 2017

Shares 150 Value ($000) $3 Avg Close $19.15 Range $16.19 - $30.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	378,745	$2,280	$6.61	$5.55 - $7.88
Q3 2025	400,495	$2,599	$6.06	$4.70 - $7.42
Q2 2025	392,995	$2,004	$5.06	$3.63 - $6.29
Q1 2025	356,465	$1,804	$6.17	$4.75 - $7.37
Q4 2024	351,365	$2,305	$7.43	$5.80 - $10.30
Q3 2024	250,080	$2,413	$11.73	$8.88 - $15.36
Q2 2024	169,305	$2,284	$13.02	$11.45 - $14.87
Q1 2024	169,305	$2,360	$11.58	$9.83 - $14.35
Q4 2023	175,417	$2,209	$12.81	$10.42 - $15.24
Q3 2023	176,725	$2,453	$12.14	$9.91 - $14.14
Q2 2023	202,475	$2,314	$8.85	$7.51 - $11.74
Q1 2023	229,090	$1,743	$9.51	$7.04 - $11.60
Q4 2022	333,490	$3,055	$7.76	$5.56 - $9.90
Q3 2022	396,515	$2,228	$6.26	$4.90 - $7.60
Q2 2022	365,590	$2,105	$7.91	$5.63 - $9.78
Q1 2022	406,700	$3,282	$4.88	$3.36 - $8.54
Q4 2021	437,851	$1,488	$4.33	$3.08 - $5.47
Q3 2021	360,851	$1,670	$4.30	$3.55 - $4.95
Q2 2021	377,350	$1,664	$4.41	$3.30 - $5.52
Q1 2021	332,350	$1,771	$4.07	$2.62 - $6.28
Q4 2020	346,775	$939	$2.12	$1.61 - $2.99
Q3 2020	208,500	$423	$2.50	$2.02 - $3.50
Q2 2020	205,700	$524	$2.85	$1.46 - $5.00
Q1 2020	107,400	$470	$8.80	$3.15 - $14.10
Q4 2019	85,400	$1,177	$13.02	$11.49 - $14.52
Q3 2019	81,400	$1,023	$13.16	$10.52 - $15.10
Q2 2019	99,250	$1,484	$13.78	$12.56 - $15.16
Q1 2019	107,165	$1,426	$13.37	$11.58 - $15.23
Q2 2017	150	$3	$19.15	$16.19 - $30.39