| 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 Executive Officer | Director | President, International +1 more
4 companies
Paul Grinberg is Chief Executive Officer at MLAA and has filed Form 4s across 4 companies. Paul Grinberg'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 $33.3M at current prices.
Historically, Paul Grinberg's trades have earned a middling insider score of 58/100 across 6 rated trades. Over a 12-month horizon, 50.0% of those trades were profitable, with an average 12-month return of +8.8%.
The biggest single holding is ECPG (~$16.5M) as President, International. The ECPG filings lean toward selling, a net 93,867 shares.
Paul Grinberg has 50 Form 4 filings on record from March 2015 to October 2026, across 7 companies: Director at CoinShares (CSHR), 2026; Director at Avalanche Treasury (AVAT), 2026; Chief Executive Officer at Mountain Lake Acquisition (MLACR), 2026, and 4 more.
The 107 reported transactions were 27 option exercises, 21 open-market sales, 21 tax withholdings and 14 option or other derivative awards, plus smaller numbers of other types.
Counted by filing, the open-market trades come to 4 purchases worth about $5.5M and 8 sales worth about $8.8M.
The largest open-market purchase was 510,000 shares of MLAA at an average $10.00 on January 28, 2026, about $5.1M.
The largest open-market sale was 39,923 shares of AX at an average $59.42 on November 12, 2021, about $2.4M. Twelve months later AX was down 28%.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jan 28, 2026 | MLAA Mountain Lake Acquisition Corp. II | Chief Executive Officer | Buy | 510,000 | $10.00 | $5,100,000.00 | New | - | - | |
| May 5, 2025 | AX Axos Financial, Inc. | Director | Sell | 30,000 | $68.09 | $2,042,700.00 | -20.9% | +26.4% | +28.8% | |
| Dec 16, 2024 | MLAC Mountain Lake Acquisition Corp. | Chief Executive Officer | Buy | 12,500 | $0.00 | - | New | - | - | |
| Mar 10, 2023 | AX Axos Financial, Inc. | Director | Buy | 1,320 | $37.80 | $49,896.00 | +1.9% | +11.2% | +36.6% | |
| Aug 31, 2022 | AX Axos Financial, Inc. | Director | Sale+OE | 4,977 | $42.47 | $211,373.19 | -6.8% | -6.9% | +3.1% | |
| Aug 1, 2022 | AX Axos Financial, Inc. | Director | Sale+OE | 2,985 | $41.04 | $122,504.40 | -4.8% | -7.5% | +8.5% | |
| Nov 12, 2021 | AX Axos Financial, Inc. | Director | Sell | 39,923 | $59.42 | $2,372,180.33 | -42.2% | -6.1% | -28.0% | |
| Mar 10, 2020 | AX Axos Financial, Inc. | Director | Buy | 12,800 | $20.00 | $256,000.00 | +12.1% | - | - | |
| Mar 14, 2018 | ECPG Encore Capital Group Inc | President, International | Sale+OE | 19,275 | $44.16 | $851,254.65 | - | - | - | |
| Feb 26, 2018 | ECPG Encore Capital Group Inc | President, International | Sale+OE | 19,273 | $41.88 | $807,209.62 | -97.5% | - | - |