OGE ENERGY CORP

Ticker: OGE CUSIP: 670837103 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q1 2021

Shares 9,296 Value ($000) $301 Avg Close $31.52 Range $29.18 - $33.18

Q4 2020

Shares 9,296 Value ($000) $296 Avg Close $32.31 Range $29.76 - $35.24

Q3 2020

Shares 9,296 Value ($000) $279 Avg Close $31.47 Range $28.25 - $34.10

Q2 2020

Shares 9,296 Value ($000) $283 Avg Close $30.91 Range $26.37 - $34.91

Q1 2020

Shares 292,059 Value ($000) $8,975 Avg Close $40.44 Range $23.01 - $46.43

Q4 2019

Shares 642,462 Value ($000) $28,573 Avg Close $43.20 Range $41.79 - $45.49

Q3 2019

Shares 741,237 Value ($000) $33,638 Avg Close $43.32 Range $41.39 - $45.77

Q2 2019

Shares 1,146,382 Value ($000) $48,792 Avg Close $42.33 Range $40.42 - $44.41

Q1 2019

Shares 1,155,878 Value ($000) $49,841 Avg Close $41.42 Range $38.04 - $43.76

Q4 2018

Shares 844,683 Value ($000) $33,097 Avg Close $38.39 Range $35.55 - $41.80

Q3 2018

Shares 449,311 Value ($000) $16,322 Avg Close $36.38 Range $34.13 - $37.74

Q2 2018

Shares 261,795 Value ($000) $9,219 Avg Close $33.60 Range $31.49 - $35.54

Q1 2018

Shares 309,117 Value ($000) $10,129 Avg Close $31.58 Range $29.59 - $33.07

Q4 2017

Shares 609,545 Value ($000) $20,059 Avg Close $35.32 Range $32.60 - $37.32

Q3 2017

Shares 646,850 Value ($000) $23,306 Avg Close $35.66 Range $33.95 - $36.67

Q2 2017

Shares 674,420 Value ($000) $23,465 Avg Close $34.98 Range $33.45 - $37.25

Q1 2017

Shares 586,249 Value ($000) $20,508 Avg Close $34.83 Range $32.85 - $37.41

Q4 2016

Shares 29,749 Value ($000) $995 Avg Close $31.57 Range $29.57 - $34.23

Q3 2014

Shares 14,178 Value ($000) $526 Avg Close $36.81 Range $34.88 - $39.28

Q2 2014

Shares 14,178 Value ($000) $554 Avg Close $36.62 Range $34.93 - $39.10

Q1 2014

Shares 15,356 Value ($000) $564 Avg Close $34.96 Range $32.91 - $37.29

Q4 2013

Shares 15,356 Value ($000) $521 Avg Close $35.79 Range $32.85 - $40.00

Q3 2013

Shares 15,356 Value ($000) $555 Avg Close $36.14 Range $33.85 - $39.55

Q2 2013

Shares 5,793 Value ($000) $395 Avg Close $34.79 Range $32.20 - $36.59

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	9,296	$301	$31.52	$29.18 - $33.18
Q4 2020	9,296	$296	$32.31	$29.76 - $35.24
Q3 2020	9,296	$279	$31.47	$28.25 - $34.10
Q2 2020	9,296	$283	$30.91	$26.37 - $34.91
Q1 2020	292,059	$8,975	$40.44	$23.01 - $46.43
Q4 2019	642,462	$28,573	$43.20	$41.79 - $45.49
Q3 2019	741,237	$33,638	$43.32	$41.39 - $45.77
Q2 2019	1,146,382	$48,792	$42.33	$40.42 - $44.41
Q1 2019	1,155,878	$49,841	$41.42	$38.04 - $43.76
Q4 2018	844,683	$33,097	$38.39	$35.55 - $41.80
Q3 2018	449,311	$16,322	$36.38	$34.13 - $37.74
Q2 2018	261,795	$9,219	$33.60	$31.49 - $35.54
Q1 2018	309,117	$10,129	$31.58	$29.59 - $33.07
Q4 2017	609,545	$20,059	$35.32	$32.60 - $37.32
Q3 2017	646,850	$23,306	$35.66	$33.95 - $36.67
Q2 2017	674,420	$23,465	$34.98	$33.45 - $37.25
Q1 2017	586,249	$20,508	$34.83	$32.85 - $37.41
Q4 2016	29,749	$995	$31.57	$29.57 - $34.23
Q3 2014	14,178	$526	$36.81	$34.88 - $39.28
Q2 2014	14,178	$554	$36.62	$34.93 - $39.10
Q1 2014	15,356	$564	$34.96	$32.91 - $37.29
Q4 2013	15,356	$521	$35.79	$32.85 - $40.00
Q3 2013	15,356	$555	$36.14	$33.85 - $39.55
Q2 2013	5,793	$395	$34.79	$32.20 - $36.59