SEC Insider Transactions from KEMPER DAVID W.

Last updated: 2026-04-02 21:10 UTC | Total transactions: 72

David W. Kemper, a director at Post Holdings, Inc. ($POST), made one open market purchase totaling about $176 thousand, with the latest on November 24, 2025. This ranks 1,682nd among 4,983 insiders, below the average of $1.5 million across 3.29 transactions. As Executive Chairman of Commerce Bancshares, Inc. ($CBSH), he completed one open market sale worth about $149 thousand on January 30, 2026, ranking 8,989th out of 11,678 insiders versus the $8.6 million average over 6.37 trades.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 31, 2026 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 174 $98.86 20,379.8120 58,200,000 0.86% 0.00%
March 24, 2026 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 150 $48.09 1,759,663.0000 132,704,000 0.01% 0.00%
Feb. 27, 2026 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 162 $106.30 20,203.1340 58,200,000 0.81% 0.00%
Feb. 3, 2026 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 4665 $0.00 1,759,513.0000 132,704,000 0.27% 0.00%
Feb. 3, 2026 Post Holdings, Inc. $POST KEMPER DAVID W Director A Common Stock 1600 $0.00 33,122.0000 58,200,000 5.08% 0.00%
Jan. 30, 2026 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman S Common Stock 2842 $52.59 1,754,848.0000 132,704,000 0.16% 0.00%
Jan. 30, 2026 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 168 $102.31 20,046.2900 58,200,000 0.85% 0.00%
Jan. 28, 2026 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman F Common Stock 1098 $52.66 1,757,690.0000 132,704,000 0.06% 0.00%
Dec. 31, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 174 $99.05 19,880.9770 62,900,000 0.88% 0.00%
Dec. 15, 2025 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 127 $53.69 1,758,788.0000 132,704,000 0.01% 0.00%
Nov. 28, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 166 $104.03 19,703.3750 62,900,000 0.85% 0.00%
Nov. 24, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director P Common Stock 1800 $97.93 31,522.0000 62,900,000 6.06% 0.00%
Oct. 31, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 166 $103.93 19,539.0300 62,900,000 0.86% 0.00%
Sept. 23, 2025 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 114 $59.48 1,674,918.0000 134,688,000 0.01% 0.00%
Sept. 30, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 160 $107.48 19,374.5680 63,600,000 0.83% 0.00%
Aug. 29, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 152 $113.15 19,215.7250 63,600,000 0.80% 0.00%
July 31, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 163 $105.81 19,065.1080 63,600,000 0.86% 0.00%
June 30, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 158 $109.03 18,901.1300 65,200,000 0.84% 0.00%
June 24, 2025 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 109 $62.31 1,674,804.0000 134,688,000 0.01% 0.00%
May 30, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 156 $110.59 18,743.1410 65,200,000 0.84% 0.00%
April 30, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 152 $113.17 18,588.9380 65,200,000 0.83% 0.00%
March 31, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 148 $116.36 18,440.3940 65,200,000 0.81% 0.00%
March 25, 2025 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 107 $62.64 1,674,695.0000 134,688,000 0.01% 0.00%
Feb. 28, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 144 $113.51 18,294.3160 65,200,000 0.79% 0.00%
Feb. 10, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director M Stock Appreciation Rights 14828 $0.00 0.0000 65,200,000 100.00% 0.02%
Feb. 10, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director M Common Stock 14828 $43.61 44,550.0000 65,200,000 49.89% 0.02%
Feb. 10, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director F Common Stock 5889 $109.81 38,661.0000 65,200,000 13.22% 0.01%
Feb. 11, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director S Common Stock 8939 $110.75 29,722.0000 65,200,000 23.12% 0.01%
Feb. 4, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Common Stock 1600 $0.00 29,722.0000 65,200,000 5.69% 0.00%
Feb. 3, 2025 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman S Common Stock 3708 $66.16 1,674,588.0000 134,688,000 0.22% 0.00%
Jan. 31, 2025 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 126 $106.16 18,159.6860 65,200,000 0.70% 0.00%
Jan. 31, 2025 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman F Common Stock 1327 $66.80 1,678,296.0000 134,688,000 0.08% 0.00%
Jan. 28, 2025 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 3753 $0.00 1,679,623.0000 134,688,000 0.22% 0.00%
Dec. 31, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 116 $114.46 18,032.6470 66,900,000 0.65% 0.00%
Dec. 17, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman A Common Stock 93 $67.45 1,675,870.0000 135,025,000 0.01% 0.00%
Dec. 5, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman S Common Stock 1500 $69.25 1,675,777.0000 135,025,000 0.09% 0.00%
Dec. 5, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman S Common Stock 1500 $69.20 1,675,777.0000 135,025,000 0.09% 0.00%
Dec. 5, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman S Common Stock 1500 $69.20 1,675,777.0000 135,025,000 0.09% 0.00%
Dec. 4, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman G Common Stock 15 $0.00 1,680,277.0000 135,025,000 0.00% 0.00%
Dec. 3, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman G Common Stock 359 $0.00 1,680,292.0000 135,025,000 0.02% 0.00%
Nov. 29, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 111 $120.48 17,915.5670 66,900,000 0.62% 0.00%
Nov. 20, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman G Common Stock 233 $0.00 1,600,623.0000 135,025,000 0.01% 0.00%
Oct. 31, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 122 $109.21 17,807.6550 66,900,000 0.69% 0.00%
Oct. 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Executive Chairman S Common Stock 30000 $61.78 1,600,856.0000 135,025,000 1.84% 0.02%
Sept. 30, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 115 $115.75 17,686.3510 67,300,000 0.66% 0.00%
Sept. 23, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director A Common Stock 101 $61.93 1,630,856.0000 136,575,000 0.01% 0.00%
Sept. 18, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director G Common Stock 323 $0.00 1,630,755.0000 136,575,000 0.02% 0.00%
Aug. 30, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 115 $115.77 17,572.8580 67,300,000 0.66% 0.00%
July 31, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 122 $109.36 17,461.1400 67,300,000 0.70% 0.00%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director M Stock Appreciation Rights 27196 $0.00 0.0000 136,575,000 100.00% 0.02%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director D Common Stock 32721 $63.55 1,665,850.0000 136,575,000 1.93% 0.02%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director D Common Stock 20286 $63.72 1,645,564.0000 136,575,000 1.22% 0.01%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director S Common Stock 14486 $63.73 1,631,078.0000 136,575,000 0.88% 0.01%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director M Stock Appreciation Rights 47271 $0.00 0.0000 136,575,000 100.00% 0.03%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director F Common Stock 2719 $63.72 1,698,571.0000 136,575,000 0.16% 0.00%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director F Common Stock 4255 $63.55 1,701,290.0000 136,575,000 0.25% 0.00%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director M Common Stock 27196 $47.53 1,705,545.0000 136,575,000 1.62% 0.02%
July 22, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director M Common Stock 47271 $43.99 1,678,349.0000 136,575,000 2.90% 0.03%
June 28, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 128 $104.16 17,343.8810 67,000,000 0.74% 0.00%
June 18, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director A Common Stock 116 $53.69 1,631,078.0000 136,575,000 0.01% 0.00%
May 31, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 125 $106.57 17,219.0380 67,000,000 0.73% 0.00%
May 20, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director G Common Stock 89 $0.00 1,630,962.0000 136,575,000 0.01% 0.00%
April 30, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 126 $106.15 17,096.3660 67,000,000 0.74% 0.00%
March 28, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 125 $106.28 16,969.8910 67,000,000 0.74% 0.00%
March 25, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director A Common Stock 121 $51.36 1,631,051.0000 136,575,000 0.01% 0.00%
Feb. 29, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 128 $104.16 16,849.8790 67,000,000 0.77% 0.00%
Feb. 6, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director S Common Stock 2870 $50.81 1,630,930.0000 136,575,000 0.18% 0.00%
Jan. 31, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director A Common Stock 4796 $0.00 1,633,800.0000 136,575,000 0.29% 0.00%
Feb. 1, 2024 COMMERCE BANCSHARES INC /MO/ $CBSH KEMPER DAVID W Director F Common Stock 1104 $51.81 1,629,004.0000 136,575,000 0.07% 0.00%
Jan. 31, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 144 $92.87 16,731.2690 67,000,000 0.87% 0.00%
Jan. 30, 2024 Post Holdings, Inc. $POST KEMPER DAVID W Director A Common Stock 1700 $0.00 28,122.0000 67,000,000 6.43% 0.00%
Dec. 29, 2023 Post Holdings, Inc. $POST KEMPER DAVID W Director A Post Holdings, Inc. Stock Equivalents 151 $88.06 16,591.2280 67,000,000 0.92% 0.00%