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Mitsui Sumitomo Insurance Co Ltd

In the past year, 20 open-market purchase filings worth $705.5M and no sales.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
$705.5M
20 filings
Sold
–
0 filings
Net
+$705.5M
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Mitsui Sumitomo Insurance Co Ltd as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Mar 3, 2026 (view filing)8:00 PM ETMar 2-31 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+258.2K$72.61+$18.7M+0.4%58.8M after4 lots10b5-1
Feb 27, 2026 (view filing)7:30 PM ETFeb 26-271 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+300.0K$71.65+$21.5M+0.5%58.5M after3 lots10b5-1
Feb 25, 2026 (view filing)8:02 PM ETFeb 23-252 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+553.7K$71.13+$39.4M+1.0%58.2M after6 lots10b5-1
Feb 20, 2026 (view filing)7:34 PM ETFeb 19-201 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+505.6K$70.70+$35.7M+0.9%57.7M after3 lots10b5-1
Feb 18, 2026 (view filing)6:30 PM ETFeb 17-181 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+566.4K$70.92+$40.2M+1.0%57.2M after3 lots10b5-1
Feb 13, 2026 (view filing)8:30 PM ETFeb 12-131 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+40.0K$70.93+$2.84M+0.1%56.6M after5 lots10b5-1
Feb 11, 2026 (view filing)8:30 PM ETFeb 9-112 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+98.0K$69.68+$6.83M+0.2%56.6M after7 lots10b5-1
Feb 6, 2026 (view filing)8:46 PM ETFeb 5-61 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+40.0K$70.88+$2.84M+0.1%56.5M after4 lots10b5-1
Feb 4, 2026 (view filing)7:45 PM ETFeb 2-42 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+315.2K$68.05+$21.5M+0.6%56.4M after6 lots10b5-1
Jan 30, 2026 (view filing)7:30 PM ETJan 29-301 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+485.0K$68.22+$33.1M+0.9%56.1M after3 lots10b5-1
Jan 28, 2026 (view filing)8:30 PM ETJan 26-282 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+1.03M$67.35+$69.3M+1.9%55.6M after9 lots10b5-1
Jan 23, 2026 (view filing)7:30 PM ETJan 22-231 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+698.0K$67.19+$46.9M+1.3%54.6M after3 lots10b5-1
Jan 21, 2026 (view filing)7:30 PM ETJan 20-211 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+630.0K$67.64+$42.6M+1.2%53.9M after4 lots10b5-1
Jan 16, 2026 (view filing)7:00 PM ETJan 15-161 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+535.0K$68.49+$36.6M+1.0%53.3M after4 lots10b5-1
Jan 14, 2026 (view filing)9:36 PM ETJan 12-142 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+811.0K$68.58+$55.6M+1.6%52.7M after5 lots10b5-1
Jan 9, 2026 (view filing)8:00 PM ETJan 8-91 dayMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+470.0K$69.45+$32.6M+0.9%51.9M after6 lots10b5-1
Jan 7, 2026 (view filing)7:30 PM ETJan 5-72 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+681.2K$69.61+$47.4M+1.3%51.4M after7 lots10b5-1
Jan 2, 2026 (view filing)7:00 PM ETDec 30, 2025-Jan 2, 20263 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+672.7K$70.11+$47.2M+1.3%50.8M after3 lots10b5-1
Dec 29, 2025 (view filing)7:00 PM ETDec 23-296 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+879.6K$70.53+$62.0M+1.8%50.1M after5 lots10b5-1
Dec 22, 2025 (view filing)8:45 PM ETDec 18-224 daysMitsui Sumitomo Insurance Co Ltd and 1 other10% OwnerPPurchase+610.4K$69.71+$42.5M+1.3%49.2M after4 lots10b5-1