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Grandisson Marc

In the past year, 1 open-market purchase filing worth $1.60M 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
$1.60M
1 filing
Sold
–
0 filings
Net
+$1.60M
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Grandisson Marc 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.

HHH Howard Hughes Holdings Inc.

Executive Chairman, Vantage1 trade

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 24, 2026 (view filing)7:15 PM ETSep 231 dayGrandisson MarcExecutive Chairman, VantagePPurchaseCommon stock, $0.01 par value+25.0K$64.12+$1.60M+34.7%96.9K after

ACGL Arch Capital Group Ltd.

CEO2 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Nov 7, 2023 (view filing)Nov 3-64 daysGrandisson MarcCEOSSaleCommon Shares, $.0011 par value per share−350.0K$85.44−$29.9M−15.3%1.94M after2 lots
May 23, 2023 (view filing)May 194 daysGrandisson MarcCEOSSaleCommon Shares, $.0011 par value per share−200.0K$76.10−$15.2M−8.0%2.29M after