| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
President, Arch Capital Group | CEO, Global Mortgage Group | CEO, Global Mortgage Group
2 companies
David Gansberg is President, Arch Capital Group at ACGLN, with reported holdings spanning 2 companies. David Gansberg's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $41.8M at current prices.
Our model assigns David Gansberg a below-average insider score of 43/100, based on 4 past trades. Over a 12-month horizon, 33.3% of those trades were profitable, with an average 12-month return of -18.2%.
David Gansberg's largest disclosed position is in ACGL as President, Arch Capital Group, worth about $36.7M. The ACGL filings lean toward selling, a net 47,853 shares.
David Gansberg has 30 Form 4 filings on record from May 2019 to March 2026, across 2 companies: President, Arch Capital Group at Arch Capital Group (ACGLN), 2026; President, Arch Capital Group at Arch Capital Group (ACGL), 2019–2026.
The 70 reported transactions were 35 tax withholdings, 14 stock awards, 9 option or other derivative awards and 8 option exercises, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 3 sales worth about $2.2M.
The largest open-market sale was 10,000 shares of ACGL at an average $96.64 on May 6, 2024, about $966K. Twelve months later ACGL was down 4%.
None of the 3 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 10, 2026 | ACGLN Arch Capital Group Ltd. | President, Arch Capital Group | Sale+OE | 5,907 | $96.37 | $569,266.45 | -1.7% | -5.2% | - | |
| May 6, 2024 | ACGL Arch Capital Group Ltd. | CEO, Global Mortgage Group | Sell | 10,000 | $96.64 | $966,444.00 | -4.2% | -1.1% | -4.3% | |
| Nov 2, 2023 | ACGL Arch Capital Group Ltd. | CEO, Global Mortgage Group | Sale+OE | 7,350 | $89.49 | $657,787.52 | -3.4% | -4.1% | +11.7% | |
| Nov 10, 2022 | ACGL Arch Capital Group Ltd. | CEO, Global Mortgage Group | Sell | 30,503 | $0.00 | - | -16.0% | +9.9% | +47.2% |