Mark DiSanto
Activist
First SEC filing: Aug. 27, 2025 · Latest: Aug. 27, 2025
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $17,500
Avg return of open purchases vs now: 87.7%
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 |
|---|---|---|---|---|---|---|---|---|---|
| April 20, 2026 | XELB | A | 3,500 | · | · | 3,500 Direct | · | Acquired | (price as of 2026-10-02) |
| April 20, 2026 | XELB | A | 1,250 | · | · | 44,167 Direct | +2.91% | Acquired | (price as of 2026-10-02) |
| Dec. 5, 2025 | XELB | P | 50,000 | $0.35 | $17,500 | 337,018 Indirect | +17.42% | Acquired | 87.7% (price as of 2026-10-02) |
| Dec. 3, 2025 | XELB | A | 36,500 | · | · | 36,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 3, 2025 | XELB | A | 20,000 | $0.94 | $18,800 | 42,917 Direct | +87.27% | Acquired | -30.1% (price as of 2026-10-02) |
| Dec. 3, 2025 | XELB | A | 15,167 | $0.94 | $14,257 | 22,917 Direct | +195.70% | Acquired | -30.1% (price as of 2026-10-02) |
| Aug. 4, 2025 | XELB | A | 60,883 | $1.38 | $84,019 | 163,583 Direct | +59.28% | Acquired | -52.4% (price as of 2026-10-02) |
| Aug. 4, 2025 | XELB | P | 91,800 | $1.10 | $100,980 | 102,700 Direct | +842.20% | Acquired | -40.3% (price as of 2026-10-02) |
| May 28, 2025 | XELB | A | 2,500 | · | · | 2,500 Direct | · | Acquired | (price as of 2026-10-02) |
| May 28, 2025 | XELB | A | 6,250 | · | · | 2,500 Direct | · | Acquired | (price as of 2026-10-02) |
| May 28, 2025 | XELB | A | 6,250 | · | · | 5,375 Direct | · | Acquired | (price as of 2026-10-02) |
| May 28, 2025 | XELB | A | 1,000 | · | · | 4,650 Direct | +27.40% | Acquired | (price as of 2026-10-02) |
| April 3, 2024 | XELB | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| April 3, 2024 | XELB | A | 10,000 | · | · | 46,500 Direct | +27.40% | Acquired | (price as of 2026-10-02) |
| March 19, 2024 | XELB | A | 132,589 | $0.98 | $129,937 | 1,306,852 Indirect | +11.29% | Acquired | -93.3% (price as of 2026-10-02) |
| March 15, 2024 | XELB | P | 146,250 | $0.65 | $95,062 | 1,174,263 Indirect | +14.23% | Acquired | -89.9% (price as of 2026-10-02) |
| Aug. 23, 2023 | XELB | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 23, 2023 | XELB | A | 10,000 | · | · | 25,000 Direct | +66.67% | Acquired | (price as of 2026-10-02) |
| Sept. 28, 2020 | XELB | P | 10,000 | $0.72 | $7,200 | 1,021,105 Indirect | +0.99% | Acquired | -90.9% (price as of 2026-10-02) |
| Sept. 25, 2020 | XELB | P | 10,000 | $0.68 | $6,800 | 1,011,105 Indirect | +1.00% | Acquired | -90.3% (price as of 2026-10-02) |
| Sept. 24, 2020 | XELB | P | 10,000 | $0.67 | $6,700 | 1,001,105 Indirect | +1.01% | Acquired | -90.2% (price as of 2026-10-02) |
| Sept. 15, 2020 | XELB | P | 10,000 | $0.70 | $7,000 | 991,105 Indirect | +1.02% | Acquired | -90.6% (price as of 2026-10-02) |
| Sept. 8, 2020 | XELB | P | 609 | $0.76 | $463 | 981,105 Indirect | +0.06% | Acquired | -91.4% (price as of 2026-10-02) |
| July 14, 2020 | XELB | P | 5,000 | $0.78 | $3,900 | 980,496 Indirect | +0.51% | Acquired | -91.6% (price as of 2026-10-02) |
| July 13, 2020 | XELB | P | 5,249 | $0.78 | $4,094 | 975,496 Indirect | +0.54% | Acquired | -91.6% (price as of 2026-10-02) |
| July 10, 2020 | XELB | P | 5,000 | $0.78 | $3,900 | 970,247 Indirect | +0.52% | Acquired | -91.6% (price as of 2026-10-02) |
| May 29, 2020 | XELB | P | 5,000 | $0.81 | $4,050 | 965,247 Indirect | +0.52% | Acquired | -91.9% (price as of 2026-10-02) |
| May 21, 2020 | XELB | P | 5,000 | $0.87 | $4,350 | 20,500 Direct | +32.26% | Acquired | -92.4% (price as of 2026-10-02) |
| May 15, 2020 | XELB | Z | 92,537 | · | · | 960,247 Indirect | +10.66% | Acquired | (price as of 2026-10-02) |
| May 15, 2020 | XELB | Z | 92,537 | · | · | 15,500 Direct | -85.65% | Disposed | (price as of 2026-10-02) |
| May 15, 2020 | XELB | P | 10,500 | $0.55 | $5,775 | 108,037 Direct | +10.77% | Acquired | -88.1% (price as of 2026-10-02) |
| May 13, 2020 | XELB | P | 5,000 | $0.65 | $3,250 | 867,710 Indirect | +0.58% | Acquired | -89.9% (price as of 2026-10-02) |
| May 11, 2020 | XELB | P | 5,000 | $0.72 | $3,600 | 862,710 Indirect | +0.58% | Acquired | -90.9% (price as of 2026-10-02) |
| May 6, 2020 | XELB | P | 1,162 | $0.69 | $802 | 857,710 Indirect | +0.14% | Acquired | -90.5% (price as of 2026-10-02) |
| April 1, 2020 | XELB | A | 40,000 | · | · | 40,000 Direct | · | Acquired | (price as of 2026-10-02) |
| April 2, 2018 | XELB | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| April 2, 2018 | XELB | A | 8,000 | · | · | 87,537 Direct | +10.06% | Acquired | (price as of 2026-10-02) |
| March 31, 2017 | XELB | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 31, 2017 | XELB | A | 8,000 | · | · | 79,537 Direct | +11.18% | Acquired | (price as of 2026-10-02) |
| Oct. 31, 2016 | XELB | A | 50,000 | · | · | 50,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 31, 2016 | XELB | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 31, 2016 | XELB | A | 8,000 | · | · | 71,537 Direct | +12.59% | Acquired | (price as of 2026-10-02) |
| April 1, 2015 | XELB | A | 10,000 | · | · | 63,537 Direct | +18.68% | Acquired | (price as of 2026-10-02) |
| June 19, 2014 | XELB | P | 46,053 | · | · | 108,303 Direct | +73.98% | Acquired | (price as of 2026-10-02) |
| June 19, 2014 | XELB | P | 333,333 | · | · | 863,217 Indirect | +62.91% | Acquired | (price as of 2026-10-02) |
| May 16, 2014 | XELB | P | 60,000 | $4.25 | $255,000 | 60,000 Indirect | · | Acquired | -98.5% (price as of 2026-10-02) |
| April 1, 2014 | XELB | P | 10,000 | $4.00 | $40,000 | 529,884 Indirect | +1.92% | Acquired | -98.4% (price as of 2026-10-02) |
| March 24, 2014 | XELB | P | 100,000 | $4.00 | $400,000 | 529,884 Indirect | +23.26% | Acquired | -98.4% (price as of 2026-10-02) |
| June 5, 2013 | XELB | A | 62,500 | · | · | 62,500 Indirect | · | Acquired | (price as of 2026-10-02) |
| June 5, 2013 | XELB | A | 285,715 | · | · | 423,215 Indirect | +207.79% | Acquired | (price as of 2026-10-02) |
| April 1, 2013 | XELB | A | 20,000 | · | · | 43,537 Direct | +84.97% | Acquired | (price as of 2026-10-02) |
| Dec. 3, 2012 | XELB | F | 4,130 | $3.00 | $12,390 | 23,537 Direct | -14.93% | Disposed | -97.8% (price as of 2026-10-02) |
| June 1, 2012 | XELB | A | 27,667 | · | · | 27,667 Direct | · | Acquired | (price as of 2026-10-02) |
| May 31, 2012 | XELB | X | 12,500 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| May 31, 2012 | XELB | M | 12,500 | $0.01 | $125 | 137,500 Indirect | +10.00% | Acquired | 557.0% (price as of 2026-10-02) |
| May 8, 2012 | XELB | X | 12,750 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 8, 2012 | XELB | A | 12,750 | $0.01 | $128 | 271,116 Indirect | +4.93% | Acquired | 557.0% (price as of 2026-10-02) |
| May 8, 2012 | XELB | A | 12,750 | $0.01 | $128 | 271,116 Indirect | +4.93% | Acquired | 557.0% (price as of 2026-10-02) |
| May 8, 2012 | XELB | X | 12,750 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 3, 2012 | XELB | P | 100,000 | $3.00 | $300,000 | 125,000 Indirect | +400.00% | Acquired | -97.8% (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 |
|---|---|---|---|---|---|---|---|
| April 20, 2026 | XELB | Stock Option | Common Stock | $2.24 | April 20, 2031 | 3,500 | Acquired |
| Dec. 3, 2025 | XELB | Stock Options | Common Stock | $0.94 | Dec. 3, 2030 | 36,500 | Acquired |
| May 28, 2025 | XELB | Stock Option | Common Stock | $2.63 | May 28, 2030 | 2,500 | Acquired |
| May 28, 2025 | XELB | Stock Option | Common Stock | $2.63 | May 28, 2035 | 6,250 | Acquired |
| April 3, 2024 | XELB | Stock Option | Common Stock | $0.85 | April 3, 2029 | 25,000 | Acquired |
| Aug. 23, 2023 | XELB | Stock Option | Common Stock | $1.51 | April 1, 2028 | 25,000 | Acquired |
| April 1, 2020 | XELB | Stock Option | Common Stock | $0.50 | April 1, 2025 | 40,000 | Acquired |
| April 2, 2018 | XELB | Stock Option | Common Stock | $3.20 | April 2, 2023 | 25,000 | Acquired |
| March 31, 2017 | XELB | Stock Option | Common Stock | $2.70 | July 31, 2022 | 25,000 | Acquired |
| Oct. 31, 2016 | XELB | Stock Option | Common Stock | $5.00 | Oct. 31, 2021 | 50,000 | Acquired |
| March 31, 2016 | XELB | Stock Option | Common Stock | $5.80 | March 31, 2021 | 25,000 | Acquired |
| June 19, 2014 | XELB | Warrants | Common Stock | $5.00 | June 5, 2018 | 46,053 | Acquired |
| June 5, 2013 | XELB | Warrants | Common Stock | $5.00 | June 5, 2013 | 62,500 | Acquired |
| May 31, 2012 | XELB | Warrant | Common Stock | $0.01 | Sept. 29, 2016 | 12,500 | Disposed |
| May 8, 2012 | XELB | Warrants | Common Stock | $0.01 | Sept. 29, 2016 | 12,750 | Disposed |
| May 8, 2012 | XELB | Warrants | Common stock | $0.01 | Sept. 29, 2016 | 12,750 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.