Judson Gray Teekell
Insider
First SEC filing: Aug. 13, 2025 · Latest: June 17, 2026
Insider at
Insider transactions
0 buys (P)
8 sells (S)
Net: $-1,000,841
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 2, 2026 | MIAX | S | 5,545 | $41.58 | $230,561 | 81,000 Indirect | -6.41% | Disposed | -20.6% (price as of 2026-10-02) |
| Sept. 2, 2026 | MIAX | S 10b5-1 | 3,000 | $40.89 | $122,670 | 69,251 Direct | -4.15% | Disposed | -19.3% (price as of 2026-10-02) |
| Aug. 4, 2026 | MIAX | S 10b5-1 | 3,000 | $45.79 | $137,370 | 72,251 Direct | -3.99% | Disposed | -27.9% (price as of 2026-10-02) |
| July 2, 2026 | MIAX | S 10b5-1 | 3,000 | $40.00 | $120,000 | 75,251 Direct | -3.83% | Disposed | -17.5% (price as of 2026-10-02) |
| June 16, 2026 | MIAX | A | 4,970 | · | · | 78,251 Direct | +6.78% | Acquired | (price as of 2026-10-02) |
| June 15, 2026 | MIAX | A | 2,267 | · | · | 73,281 Direct | +3.19% | Acquired | (price as of 2026-10-02) |
| June 2, 2026 | MIAX | S 10b5-1 | 3,000 | $42.78 | $128,340 | 71,014 Direct | -4.05% | Disposed | -22.8% (price as of 2026-10-02) |
| May 19, 2026 | MIAX | M | 22,667 | $12.00 | $272,004 | 79,005 Direct | +40.23% | Acquired | 175.1% (price as of 2026-10-02) |
| May 19, 2026 | MIAX | F | 4,991 | $54.51 | $272,059 | 74,014 Direct | -6.32% | Disposed | -39.4% (price as of 2026-10-02) |
| May 19, 2026 | MIAX | M | 22,667 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 4, 2026 | MIAX | S 10b5-1 | 3,000 | $47.30 | $141,900 | 56,338 Direct | -5.06% | Disposed | -30.2% (price as of 2026-10-02) |
| April 2, 2026 | MIAX | S 10b5-1 | 2,700 | $40.00 | $108,000 | 59,338 Direct | -4.35% | Disposed | -17.5% (price as of 2026-10-02) |
| March 25, 2026 | MIAX | S 10b5-1 | 300 | $40.00 | $12,000 | 62,038 Direct | -0.48% | Disposed | -17.5% (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 30,000 | · | · | 62,338 Direct | +92.77% | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 31,242 | · | · | 62,338 Direct | +100.47% | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 30,000 | · | · | 86,545 Indirect | +53.06% | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 38,131 | · | · | 86,545 Indirect | +78.76% | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 30,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 31,242 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 30,000 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | C | 38,131 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 22,667 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 22,667 | · | · | 22,667 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 13,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 13,500 | · | · | 13,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 12,833 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 12,833 | · | · | 12,833 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 12,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 12,500 | · | · | 12,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 5,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 28,125 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 28,125 | · | · | 28,125 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 20,556 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2025 | MIAX | M | 20,556 | · | · | 20,556 Direct | · | Acquired | (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| May 19, 2026 | MIAX | Stock Option (Right to Buy) | Common Stock | $12.00 | June 19, 2026 | 22,667 | Disposed |
| Aug. 15, 2025 | MIAX | Series B Preferred Stock | Common Stock | · | · | 30,000 | Disposed |
| Aug. 15, 2025 | MIAX | Nonvoting Common Stock | Common Stock | · | · | 31,242 | Disposed |
| Aug. 15, 2025 | MIAX | Series B Preferred Stock | Common Stock | · | · | 30,000 | Disposed |
| Aug. 15, 2025 | MIAX | Nonvoting Common Stock | Common Stock | · | · | 38,131 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | June 19, 2026 | 22,667 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Common Stock | · | June 19, 2026 | 22,667 | Acquired |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | May 31, 2027 | 13,500 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Common Stock | · | May 31, 2027 | 13,500 | Acquired |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | April 30, 2028 | 12,833 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | April 30, 2028 | 12,833 | Acquired |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | May 31, 2029 | 12,500 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Common Stock | · | May 31, 2029 | 12,500 | Acquired |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | June 30, 2029 | 5,000 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Common Stock | · | June 30, 2029 | 5,000 | Acquired |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | June 30, 2030 | 28,125 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Common Stock | · | June 30, 2030 | 28,125 | Acquired |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Nonvoting Common Stock | · | May 31, 2031 | 20,556 | Disposed |
| Aug. 15, 2025 | MIAX | Stock Option (Right to Buy) | Common Stock | · | May 31, 2031 | 20,556 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 18 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 13, 2025 | MIAX | Common Stock | 1,096 | Direct |
| Aug. 13, 2025 | MIAX | Common Stock | 18,414 | Indirect |
| Aug. 13, 2025 | MIAX | Common Stock | 57,219 | Indirect |
| Aug. 13, 2025 | MIAX | Common Stock | 149,744 | Indirect |
| Aug. 13, 2025 | MIAX | Common Stock | 18,639 | Indirect |
| Aug. 13, 2025 | MIAX | Series B Preferred Stock | 30,000 | Direct |
| Aug. 13, 2025 | MIAX | Nonvoting Common Stock | 31,242 | Direct |
| Aug. 13, 2025 | MIAX | Series B Preferred Stock | · | Indirect |
| Aug. 13, 2025 | MIAX | Nonvoting Common Stock | · | Indirect |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 22,667 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 13,500 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 12,833 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 12,500 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 5,000 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 28,125 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 20,556 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 9,247 | Direct |
| Aug. 13, 2025 | MIAX | Stock Option (Right to Buy) | 5,783 | Direct |