Mazarakis John: insider buys
Every open-market stock purchase reported by Mazarakis John to the SEC on Form 4.
Total bought$1.53M
Purchases5
Companies2
Last purchase filedAug 28, 2026
Return on these buys-13%
Mazarakis John has made 5 open-market purchases worth $1.53M in 2 companies since Oct 2, 2025, according to SEC Form 4 filings. The most recent was filed on Aug 28, 2026: 47,711 shares of REFI at $10.67 (Executive Chairman, Director), worth $509.08K. The largest was $566.40K of LIEN on Aug 17, 2026. Taken together, these purchases are down 13% at the latest closing prices (split-adjusted, weighted by amount).
Companies Mazarakis John bought
| Ticker | Company | Role | Buys | Total | Since buy | Last filed |
|---|---|---|---|---|---|---|
| REFI | Chicago Atlantic Real Estate Finance, I… | Executive Chairman, Director | 4 | $960.55K | -19% | Aug 28 |
| LIEN | Chicago Atlantic BDC, Inc. | 10% Owner | 1 | $566.40K | -3.4% | Aug 19 |
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| Filed | Stock | Insider | Value | Shares | Price | Since buy | Stake | Trade | |
|---|---|---|---|---|---|---|---|---|---|
| Aug 28 | REFIChicago Atlantic Real Estate… | Mazarakis JohnExecutive Chairman, Director | $509.08K | 47,711 | $10.67 | -17% | +10% | Aug 26 | SEC |
| Aug 19 | REFIChicago Atlantic Real Estate… | Mazarakis JohnExecutive Chairman, Director | $256.25K | 25,000 | $10.25 | -14% | +6% | Aug 17 | SEC |
| Aug 19 | LIENChicago Atlantic BDC, Inc. | Mazarakis John10% Owner | $566.40K | 60,000 | $9.44 | -3.4% | new | Aug 17 | SEC |
| Oct 16 | REFIChicago Atlantic Real Estate… | Mazarakis JohnExecutive Chairman, Director | $102K | 8,000 | $12.75 | -31% | +2% | Oct 16 | SEC |
| Oct 2 | REFIChicago Atlantic Real Estate… | Mazarakis JohnExecutive Chairman, Director | $93.22K | 7,500 | $12.43 | -29% | +2% | Oct 1 | SEC |