Earl H. Nemser, Vice Chairman at Interactive Brokers Group, Inc. (IBKR), sold 23,100 shares at $47.66 ($1.1M) on 2020-09-11, disclosed to the SEC on 2020-09-15.
Open-market sale of $1.1M IBKR by Vice Chairman. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $47.66 | 11,400 | $543K | 49.2% |
| 2 | $47.90 | 11,700 | $560K | 50.8% |
| Total | $47.78 avg | 23,100 | $1.1M | 100% |
| Filing → |
| IBKR | SELL | 2025-08-15 | $6.9M | — | Filing → |
| IBKR | SELL | 2025-08-14 | $16.4M | — | Filing → |
| IBKR | SELL | 2025-08-12 | $2.7M | — | Filing → |