OCEANEERING INTL INC

Ticker: OII CUSIP: 675232102 Class: COM

GREAT LAKES ADVISORS, LLC's Holding History (CIK: 0001078013)

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

Q4 2025

Shares 10,987 Value ($000) $264 Avg Close $24.15 Range $22.02 - $27.71

Q3 2025

Shares 11,049 Value ($000) $274 Avg Close $22.93 Range $20.21 - $26.30

Q2 2025

Shares 10,987 Value ($000) $228 Avg Close $19.28 Range $15.46 - $22.69

Q1 2025

Shares 24,488 Value ($000) $534 Avg Close $23.74 Range $18.87 - $28.31

Q4 2024

Shares 46,683 Value ($000) $1,217 Avg Close $26.45 Range $22.98 - $30.98

Q3 2024

Shares 57,764 Value ($000) $1,437 Avg Close $25.76 Range $21.75 - $30.45

Q2 2024

Shares 148,156 Value ($000) $3,505 Avg Close $23.11 Range $20.75 - $25.66

Q1 2024

Shares 170,878 Value ($000) $3,999 Avg Close $20.99 Range $18.95 - $23.70

Q4 2023

Shares 185,044 Value ($000) $3,938 Avg Close $22.16 Range $18.67 - $26.29

Q3 2023

Shares 325,250 Value ($000) $8,365 Avg Close $22.84 Range $18.56 - $27.46

Q2 2023

Shares 239,376 Value ($000) $4,476 Avg Close $17.23 Range $14.99 - $19.00

Q1 2023

Shares 282,328 Value ($000) $4,977 Avg Close $19.28 Range $15.75 - $22.26

Q3 2019

Shares 473,447 Value ($000) $6,415 Avg Close $15.15 Range $11.38 - $21.29

Q2 2017

Shares 113,792 Value ($000) $2,599 Avg Close $25.44 Range $20.74 - $28.21

Q1 2017

Shares 136,378 Value ($000) $3,693 Avg Close $27.32 Range $24.57 - $29.53

Q4 2016

Shares 113,966 Value ($000) $3,215 Avg Close $26.94 Range $22.47 - $32.12

Q3 2016

Shares 114,425 Value ($000) $3,148 Avg Close $27.68 Range $24.33 - $31.55

Q2 2016

Shares 145,030 Value ($000) $4,331 Avg Close $32.63 Range $28.36 - $36.92

Q1 2016

Shares 95,839 Value ($000) $3,186 Avg Close $31.14 Range $25.33 - $39.04

Q1 2015

Shares 4,192 Value ($000) $226 Avg Close $53.35 Range $48.37 - $59.37

Q4 2013

Shares 46 Value ($000) $4 Avg Close $81.19 Range $75.60 - $87.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,987	$264	$24.15	$22.02 - $27.71
Q3 2025	11,049	$274	$22.93	$20.21 - $26.30
Q2 2025	10,987	$228	$19.28	$15.46 - $22.69
Q1 2025	24,488	$534	$23.74	$18.87 - $28.31
Q4 2024	46,683	$1,217	$26.45	$22.98 - $30.98
Q3 2024	57,764	$1,437	$25.76	$21.75 - $30.45
Q2 2024	148,156	$3,505	$23.11	$20.75 - $25.66
Q1 2024	170,878	$3,999	$20.99	$18.95 - $23.70
Q4 2023	185,044	$3,938	$22.16	$18.67 - $26.29
Q3 2023	325,250	$8,365	$22.84	$18.56 - $27.46
Q2 2023	239,376	$4,476	$17.23	$14.99 - $19.00
Q1 2023	282,328	$4,977	$19.28	$15.75 - $22.26
Q3 2019	473,447	$6,415	$15.15	$11.38 - $21.29
Q2 2017	113,792	$2,599	$25.44	$20.74 - $28.21
Q1 2017	136,378	$3,693	$27.32	$24.57 - $29.53
Q4 2016	113,966	$3,215	$26.94	$22.47 - $32.12
Q3 2016	114,425	$3,148	$27.68	$24.33 - $31.55
Q2 2016	145,030	$4,331	$32.63	$28.36 - $36.92
Q1 2016	95,839	$3,186	$31.14	$25.33 - $39.04
Q1 2015	4,192	$226	$53.35	$48.37 - $59.37
Q4 2013	46	$4	$81.19	$75.60 - $87.64