Insider · CIK 0001303829
Paul Grinberg
Files at AX (Axos Financial, Inc.), MLAC (Mountain Lake Acquisition Corp.), MLAA (Mountain Lake Acquisition Corp. II). First filing May 7, 2025, latest Jan 30, 2026.
Paul Grinberg files SEC Form 4 as director, CEO and 10% owner at AX (Axos Financial, Inc.), and also at MLAA (Mountain Lake Acquisition Corp. II), MLAC (Mountain Lake Acquisition Corp.). Since May 7, 2025, Paul Grinberg has reported 1 open-market buy worth $5.1M and 1 open-market sell worth $2.0M, the latest filed on Jan 30, 2026.
A track record needs three past buys with six months of prices behind them; Paul Grinberg has 0, so none is measured yet.
The newest scored trade: bought $5.1M of MLAA on Jan 28, 2026, filed Jan 30, 2026, scored 58 (moderate). In the last 12 months: 1 buy worth $5.1M and 0 sells worth $0.
Where the trades landed
Last year at the 2 companies this insider has traded most, with each buy and sell on the bar it happened.
MLAA: Mountain Lake Acquisition Corp. II
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
AX: Axos Financial, Inc.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 58Moderate | MLAAbuy Mountain Lake Acquisition Corp. II | $5.1M 510,000 shares | - | - | |
| 53Moderate | Axos Financial, Inc. | $2.0M 30,000 shares | -21% | +20% from low-22% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| May 5, 2025 | AX AXOS FINANCIAL, INC. | 30,000 0.05% of outstanding | $2.0M | May 5, 2025 | none |
Transactions
Every row this insider has filed, 12 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Mar 16, 2026 | MLAA Mountain Lake Acquisition Corp. II | JOther Class B Ordinary Sharesderivative | -6,000 | $0.00 | $0 | 12,000,000 | Mar 18, 2026 |
| Jan 28, 2026 | MLAA Mountain Lake Acquisition Corp. II | POpen-market purchase Class A Ordinary Sharesindirect: Through Mountain Lake Acquisition Sponsor II LLC | +510,000 | $10.00 | $5.1M | 510,000 | Jan 30, 2026 |
| Nov 14, 2025 | AX Axos Financial, Inc. | MOption exercise Common Stock | +12,865 | $79.12 | $1.0M | 126,160 | Nov 18, 2025 |
| Nov 14, 2025 | AX Axos Financial, Inc. | DDisposition to issuer Common Stock | -6,432 | $79.12 | $509k | 119,728 | Nov 18, 2025 |
| Nov 14, 2025 | AX Axos Financial, Inc. | MOption exercise Restricted Stock Unitsderivative | -12,865 | $0.00 | $0 | 0 | Nov 18, 2025 |
| Nov 14, 2025 | AX Axos Financial, Inc. | AGrant or award Restricted Stock Unitsderivative | +10,845 | $0.00 | $0 | 10,845 | Nov 18, 2025 |
| May 5, 2025 | AX Axos Financial, Inc. | SOpen-market sale Common Stock | -30,000 | $68.09 | $2.0M | 113,295 | May 7, 2025 |
| Dec 16, 2024 | MLAC Mountain Lake Acquisition Corp. | POpen-market purchase Class A Ordinary Share, par value $0.0001 per shareindirect: See Footnote | +12,500 | - | - | 12,500 | Dec 16, 2024 |
| Dec 12, 2024 | MLAC Mountain Lake Acquisition Corp. | AGrant or award Class B ordinary shares, par value $0.0001 per sharederivativeindirect: See Footnote | +65,968 | - | - | 1,365,009 | Dec 16, 2024 |
| Dec 16, 2024 | MLAC Mountain Lake Acquisition Corp. | DDisposition to issuer Class B ordinary shares, par value $0.0001 per sharederivativeindirect: See Footnote | -65,968 | - | - | 1,299,041 | Dec 16, 2024 |
| Dec 16, 2024 | MLAC Mountain Lake Acquisition Corp. | POpen-market purchase Rights to receive Class A Ordinary Sharesderivativeindirect: See Footnote | +12,500 | - | - | 12,500 | Dec 16, 2024 |
| Nov 14, 2024 | AX Axos Financial, Inc. | AGrant or award Restricted Stock Unitsderivative | +12,865 | $0.00 | $0 | 12,865 | Nov 15, 2024 |
Questions about Paul Grinberg
Answered from the filings on this page, as of the latest one.
Is Paul Grinberg buying or selling?
In the last 12 months Paul Grinberg reported 1 open-market buy worth $5.1M and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $5.1M of MLAA on Jan 28, 2026. Grants, option exercises and tax withholding are not counted.
How did Paul Grinberg's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Paul Grinberg has 0.
Where does Paul Grinberg file Form 4?
Paul Grinberg has filed Form 4 at AX (Axos Financial, Inc.); MLAA (Mountain Lake Acquisition Corp. II) as CEO; MLAC (Mountain Lake Acquisition Corp.) as Chief Executive Officer. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.