| 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 |
|---|---|---|---|---|---|---|---|---|---|
Chief Accounting Officer
1 company
James W Namkung is Chief Accounting Officer at ICE. James W Namkung'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 $2.5M at current prices.
Historically, James W Namkung's trades have earned a middling insider score of 57/100 across 12 rated trades. Over a 12-month horizon, 50.0% of those trades were profitable, with an average 12-month return of -2.9%.
The ICE filings lean toward selling, a net 27,589 shares.
James W Namkung has 52 Form 4 filings on record from January 2019 to October 2026, all as Chief Accounting Officer at Intercontinental Exchange (ICE), 2019–2026.
The 74 reported transactions were 40 tax withholdings, 18 open-market sales, 13 stock awards and 3 option or other derivative awards.
Counted by filing, the open-market trades come to no purchases and 15 sales worth about $3.8M.
The largest open-market sale was 4,402 shares of ICE at an average $169.86 on March 6, 2025, about $748K. Twelve months later ICE was down 2%.
All 9 sales since April 2023 were made under a Rule 10b5-1 trading plan, set up in advance.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 29, 2026 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 2,430 | $165.00 | $400,950.00 | -14.7% | - | - | |
| May 30, 2025 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 612 | $180.00 | $110,160.00 | -4.4% | -1.5% | -17.8% | |
| Mar 20, 2025 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 1,206 | $175.00 | $211,050.00 | -8.0% | +2.4% | -9.8% | |
| Mar 6, 2025 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 4,402 | $169.86 | $747,717.60 | -22.6% | +5.6% | -2.0% | |
| Feb 25, 2025 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 1,204 | $170.00 | $204,680.00 | -5.8% | +4.3% | -6.4% | |
| Aug 23, 2024 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 1,171 | $160.00 | $187,360.00 | -6.6% | -1.0% | +12.9% | |
| Jul 25, 2024 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 1,043 | $150.00 | $156,450.00 | -5.5% | +10.7% | +23.8% | |
| Feb 8, 2024 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 1,182 | $132.03 | $156,059.46 | -6.7% | -0.5% | +24.4% | |
| Dec 14, 2023 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell10b5-1 | 2,249 | $122.40 | $275,270.00 | -11.3% | +11.5% | +26.1% | |
| Oct 29, 2021 | ICE Intercontinental Exchange, Inc. | Chief Accounting Officer | Sell | 1,559 | $135.09 | $210,605.31 | -9.0% | -11.4% | -29.3% |