AMEREN CORP

Ticker: AEE CUSIP: 023608102 Class: COM

Zimmer Partners, LP's Holding History (CIK: 0001565854)

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

Q4 2025

Shares 713,945 Value ($000) $71,295 Avg Close $101.98 Range $96.57 - $105.97

Q3 2025

Shares 749,345 Value ($000) $78,217 Avg Close $98.57 Range $92.86 - $103.75

Q2 2025

Shares 755,345 Value ($000) $72,543 Avg Close $95.15 Range $89.80 - $100.73

Q1 2025

Shares 1,103,383 Value ($000) $110,780 Avg Close $93.72 Range $84.34 - $101.13

Q4 2024

Shares 1,033,219 Value ($000) $92,101 Avg Close $86.51 Range $82.23 - $92.28

Q3 2024

Shares 2,960,393 Value ($000) $258,916 Avg Close $76.79 Range $67.12 - $84.49

Q2 2024

Shares 4,089,416 Value ($000) $290,798 Avg Close $69.05 Range $66.35 - $72.17

Q1 2024

Shares 3,827,897 Value ($000) $283,111 Avg Close $66.93 Range $62.95 - $70.20

Q4 2023

Shares 1,258,000 Value ($000) $91,004 Avg Close $70.97 Range $64.94 - $77.10

Q1 2022

Shares 481,600 Value ($000) $45,155 Avg Close $77.82 Range $72.52 - $84.57

Q1 2021

Shares 707,089 Value ($000) $57,529 Avg Close $64.84 Range $60.27 - $72.37

Q4 2020

Shares 1,349,087 Value ($000) $105,310 Avg Close $68.86 Range $65.24 - $74.55

Q3 2020

Shares 1,678,584 Value ($000) $132,742 Avg Close $67.00 Range $59.90 - $71.58

Q1 2020

Shares 211,565 Value ($000) $15,408 Avg Close $66.87 Range $49.76 - $73.80

Q4 2019

Shares 2,323,602 Value ($000) $178,453 Avg Close $63.64 Range $61.34 - $66.95

Q1 2018

Shares 556,500 Value ($000) $31,515 Avg Close $44.14 Range $41.30 - $46.98

Q2 2016

Shares 243,500 Value ($000) $13,047 Avg Close $37.08 Range $34.82 - $40.65

Q1 2016

Shares 100,000 Value ($000) $5,010 Avg Close $34.49 Range $30.94 - $37.73

Q3 2015

Shares 316,200 Value ($000) $13,366 Avg Close $29.50 Range $27.42 - $32.02

Q2 2015

Shares 648,600 Value ($000) $24,439 Avg Close $29.09 Range $27.21 - $31.07

Q1 2015

Shares 625,000 Value ($000) $26,375 Avg Close $31.21 Range $29.15 - $33.48

Q4 2014

Shares 175,000 Value ($000) $8,073 Avg Close $30.20 Range $27.10 - $34.43

Q3 2014

Shares 950,000 Value ($000) $36,414 Avg Close $27.50 Range $25.71 - $28.73

Q4 2013

Shares 275,000 Value ($000) $9,944 Avg Close $24.47 Range $23.24 - $25.36

Q3 2013

Shares 825,000 Value ($000) $28,743 Avg Close $23.34 Range $21.99 - $24.65

Q2 2013

Shares 75,000 Value ($000) $2,583 Avg Close $23.26 Range $21.72 - $24.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	713,945	$71,295	$101.98	$96.57 - $105.97
Q3 2025	749,345	$78,217	$98.57	$92.86 - $103.75
Q2 2025	755,345	$72,543	$95.15	$89.80 - $100.73
Q1 2025	1,103,383	$110,780	$93.72	$84.34 - $101.13
Q4 2024	1,033,219	$92,101	$86.51	$82.23 - $92.28
Q3 2024	2,960,393	$258,916	$76.79	$67.12 - $84.49
Q2 2024	4,089,416	$290,798	$69.05	$66.35 - $72.17
Q1 2024	3,827,897	$283,111	$66.93	$62.95 - $70.20
Q4 2023	1,258,000	$91,004	$70.97	$64.94 - $77.10
Q1 2022	481,600	$45,155	$77.82	$72.52 - $84.57
Q1 2021	707,089	$57,529	$64.84	$60.27 - $72.37
Q4 2020	1,349,087	$105,310	$68.86	$65.24 - $74.55
Q3 2020	1,678,584	$132,742	$67.00	$59.90 - $71.58
Q1 2020	211,565	$15,408	$66.87	$49.76 - $73.80
Q4 2019	2,323,602	$178,453	$63.64	$61.34 - $66.95
Q1 2018	556,500	$31,515	$44.14	$41.30 - $46.98
Q2 2016	243,500	$13,047	$37.08	$34.82 - $40.65
Q1 2016	100,000	$5,010	$34.49	$30.94 - $37.73
Q3 2015	316,200	$13,366	$29.50	$27.42 - $32.02
Q2 2015	648,600	$24,439	$29.09	$27.21 - $31.07
Q1 2015	625,000	$26,375	$31.21	$29.15 - $33.48
Q4 2014	175,000	$8,073	$30.20	$27.10 - $34.43
Q3 2014	950,000	$36,414	$27.50	$25.71 - $28.73
Q4 2013	275,000	$9,944	$24.47	$23.24 - $25.36
Q3 2013	825,000	$28,743	$23.34	$21.99 - $24.65
Q2 2013	75,000	$2,583	$23.26	$21.72 - $24.39