David J Matlin
Insider
First SEC filing: July 21, 2021 · Latest: July 21, 2021
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $216,664
Avg return of open purchases vs now: -39.8%
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. 16, 2026 | CLNN | A | 434,451 | $3.28 | $1,424,999 | 912,275 Direct | +90.92% | Acquired | 19.2% (price as of 2026-10-05) |
| Aug. 13, 2026 | CLNN | A | 6,230 | · | · | 6,230 Direct | · | Acquired | (price as of 2026-10-05) |
| May 21, 2026 | CLNN | A | 1,500 | · | · | 1,500 Direct | · | Acquired | (price as of 2026-10-05) |
| May 21, 2026 | CLNN | A | 3,659 | · | · | 3,659 Direct | · | Acquired | (price as of 2026-10-05) |
| May 14, 2026 | TLSIW | A | 28,201 | · | · | 1,300,145 Direct | +2.22% | Acquired | (price as of 2026-10-05) |
| May 14, 2026 | TLSIW | A | 23,065 | · | · | 1,323,210 Direct | +1.77% | Acquired | (price as of 2026-10-05) |
| May 14, 2026 | TLSIW | A | 56,403 | · | · | 121,403 Direct | +86.77% | Acquired | (price as of 2026-10-05) |
| Feb. 19, 2026 | CLNN | A | 5,372 | · | · | 5,372 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 13, 2026 | CLNN | P | 33,333 | $6.50 | $216,664 | 477,824 Direct | +7.50% | Acquired | -39.8% (price as of 2026-10-05) |
| Jan. 13, 2026 | CLNN | A | 40,000 | · | · | 40,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 13, 2026 | CLNN | A | 93,333 | · | · | 93,333 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 13, 2025 | CLNN | A | 3,692 | · | · | 3,692 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 14, 2025 | CLNN | A | 7,255 | · | · | 7,255 Direct | · | Acquired | (price as of 2026-10-05) |
| July 31, 2025 | TLSIW | C | 330,000 | · | · | 1,271,944 Direct | +35.03% | Acquired | (price as of 2026-10-05) |
| July 31, 2025 | TLSIW | C | 100,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 12, 2025 | TLSIW | A | 15,000 | · | · | 65,000 Direct | +30.00% | Acquired | (price as of 2026-10-05) |
| May 22, 2025 | CLNN | A | 10,209 | · | · | 10,209 Direct | · | Acquired | (price as of 2026-10-05) |
| May 22, 2025 | CLNN | A | 1,500 | · | · | 1,500 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 27, 2025 | CLNN | A | 5,628 | · | · | 5,628 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 10, 2025 | TLSIW | J | 89,501 | · | · | 189,501 Direct | +89.50% | Acquired | (price as of 2026-10-05) |
| Jan. 2, 2025 | TLSIW | A | 10,040 | · | · | 941,944 Direct | +1.08% | Acquired | (price as of 2026-10-05) |
| Dec. 6, 2024 | CLNN | A | 5,563 | · | · | 5,563 Direct | · | Acquired | (price as of 2026-10-05) |
| Oct. 2, 2024 | CLNN | A | 4,990 | · | · | 4,990 Direct | · | Acquired | (price as of 2026-10-05) |
| Sept. 30, 2024 | CLNN | P | 92,307 | $4.75 | $438,458 | 444,491 Direct | +26.21% | Acquired | -17.7% (price as of 2026-10-05) |
| Sept. 30, 2024 | CLNN | A | 92,307 | $0.12 | $11,077 | 92,307 Direct | · | Acquired | 3158.3% (price as of 2026-10-05) |
| Aug. 13, 2024 | TLSIW | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 7, 2024 | CLNN | A | 65,723 | · | · | 65,723 Direct | · | Acquired | (price as of 2026-10-05) |
| May 29, 2024 | CLNN | A | 30,000 | · | · | 30,000 Direct | · | Acquired | (price as of 2026-10-05) |
| March 11, 2024 | CLNN | A | 57,488 | · | · | 57,488 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 28, 2023 | CLNN | A | 56,024 | · | · | 56,024 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 10, 2023 | CLNN | P | 250,002 | $0.41 | $102,501 | 7,043,686 Direct | +3.68% | Acquired | -52.3% (price as of 2026-10-05) |
| Sept. 18, 2023 | CLNN | A | 46,659 | · | · | 46,659 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 10, 2023 | TLSIW | A | 100,000 | $10.00 | $1,000,000 | 100,000 Direct | · | Acquired | -91.5% (price as of 2026-10-05) |
| Aug. 10, 2023 | TLSIW | A | 35,000 | · | · | 35,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 10, 2023 | TLSIW | J | 1,240,518 | · | · | 1,240,518 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 10, 2023 | TLSIW | J | 931,904 | · | · | 931,904 Direct | · | Acquired | (price as of 2026-10-05) |
| June 16, 2023 | CLNN | P | 1,500,000 | $0.80 | $1,200,000 | 6,793,684 Direct | +28.34% | Acquired | -75.6% (price as of 2026-10-05) |
| June 16, 2023 | CLNN | A | 1,500,000 | · | · | 1,500,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 16, 2023 | CLNN | A | 1,500,000 | · | · | 1,500,000 Direct | · | Acquired | (price as of 2026-10-05) |
| May 4, 2023 | CLNN | A | 27,628 | · | · | 27,628 Direct | · | Acquired | (price as of 2026-10-05) |
| May 4, 2023 | CLNN | A | 30,000 | · | · | 30,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 2, 2023 | CLNN | A | 15,894 | · | · | 15,894 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 3, 2022 | CLNN | A | 21,476 | · | · | 21,476 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 2, 2022 | CLNN | P | 2,871,287 | $1.01 | $2,900,000 | 5,293,684 Direct | +118.53% | Acquired | -80.6% (price as of 2026-10-05) |
| Aug. 4, 2022 | CLNN | A | 6,717 | · | · | 6,717 Direct | · | Acquired | (price as of 2026-10-05) |
| June 17, 2022 | CLNN | P | 74,610 | $2.51 | $187,271 | 2,422,397 Direct | +3.18% | Acquired | -92.2% (price as of 2026-10-05) |
| June 16, 2022 | CLNN | P | 75,000 | $2.50 | $187,500 | 2,347,787 Direct | +3.30% | Acquired | -92.2% (price as of 2026-10-05) |
| June 15, 2022 | CLNN | P | 45,000 | $2.66 | $119,700 | 2,272,787 Direct | +2.02% | Acquired | -92.7% (price as of 2026-10-05) |
| June 14, 2022 | CLNN | P | 51,011 | $2.66 | $135,689 | 2,227,787 Direct | +2.34% | Acquired | -92.7% (price as of 2026-10-05) |
| June 13, 2022 | CLNN | P | 55,000 | $3.06 | $168,300 | 2,176,776 Direct | +2.59% | Acquired | -93.6% (price as of 2026-10-05) |
| June 6, 2022 | CLNN | P | 50,670 | $2.57 | $130,222 | 2,121,776 Direct | +2.45% | Acquired | -92.4% (price as of 2026-10-05) |
| June 3, 2022 | CLNN | P | 10,000 | $2.46 | $24,600 | 2,071,106 Direct | +0.49% | Acquired | -92.1% (price as of 2026-10-05) |
| May 27, 2022 | CLNN | P | 35,000 | $2.27 | $79,450 | 2,061,106 Direct | +1.73% | Acquired | -91.4% (price as of 2026-10-05) |
| May 16, 2022 | CLNN | P | 181,818 | $2.20 | $400,000 | 2,026,106 Direct | +9.86% | Acquired | -91.1% (price as of 2026-10-05) |
| May 5, 2022 | CLNN | A | 8,920 | · | · | 8,920 Direct | · | Acquired | (price as of 2026-10-05) |
| May 5, 2022 | CLNN | A | 30,000 | · | · | 30,000 Direct | · | Acquired | (price as of 2026-10-05) |
| April 20, 2022 | CLNN | P | 132,891 | $3.01 | $400,002 | 1,844,288 Direct | +7.77% | Acquired | -93.5% (price as of 2026-10-05) |
| March 29, 2022 | CLNN | P | 8,648 | $3.23 | $27,933 | 1,711,397 Direct | +0.51% | Acquired | -93.9% (price as of 2026-10-05) |
| March 28, 2022 | CLNN | P | 10,000 | $3.10 | $31,000 | 1,702,749 Direct | +0.59% | Acquired | -93.7% (price as of 2026-10-05) |
| March 24, 2022 | CLNN | P | 20,000 | $2.99 | $59,800 | 1,692,749 Direct | +1.20% | Acquired | -93.5% (price as of 2026-10-05) |
| March 23, 2022 | CLNN | P | 20,000 | $2.94 | $58,800 | 1,672,749 Direct | +1.21% | Acquired | -93.4% (price as of 2026-10-05) |
| March 21, 2022 | CLNN | P | 35,000 | $2.90 | $101,500 | 1,652,749 Direct | +2.16% | Acquired | -93.3% (price as of 2026-10-05) |
| March 18, 2022 | CLNN | P | 20,000 | $2.79 | $55,800 | 1,617,749 Direct | +1.25% | Acquired | -93.0% (price as of 2026-10-05) |
| Feb. 3, 2022 | CLNN | A | 9,701 | · | · | 9,701 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 1, 2022 | CLNN | P | 101,352 | $2.96 | $300,002 | 1,597,749 Direct | +6.77% | Acquired | -93.4% (price as of 2026-10-05) |
| Dec. 10, 2021 | CLNN | P | 15,000 | $4.87 | $73,050 | 1,496,397 Direct | +1.01% | Acquired | -96.0% (price as of 2026-10-05) |
| Dec. 9, 2021 | CLNN | P | 40,000 | $5.00 | $200,000 | 1,481,397 Direct | +2.78% | Acquired | -96.1% (price as of 2026-10-05) |
| Dec. 8, 2021 | CLNN | P | 5,000 | $4.93 | $24,650 | 1,441,397 Direct | +0.35% | Acquired | -96.0% (price as of 2026-10-05) |
| Dec. 6, 2021 | CLNN | X | 12,500 | $0.01 | $125 | 1,436,397 Direct | +0.88% | Acquired | 1855.0% (price as of 2026-10-05) |
| Dec. 6, 2021 | CLNN | X | 50,000 | $0.01 | $500 | 150,000 Indirect | +50.00% | Acquired | 1855.0% (price as of 2026-10-05) |
| Dec. 6, 2021 | CLNN | X | 12,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 6, 2021 | CLNN | X | 50,000 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 16, 2021 | CLNN | P | 20,000 | $5.26 | $105,200 | 1,423,897 Direct | +1.42% | Acquired | -96.3% (price as of 2026-10-05) |
| Nov. 15, 2021 | CLNN | P | 15,000 | $5.71 | $85,650 | 1,403,897 Direct | +1.08% | Acquired | -96.6% (price as of 2026-10-05) |
| Nov. 12, 2021 | CLNN | P | 10,000 | $5.37 | $53,700 | 1,388,897 Direct | +0.73% | Acquired | -96.4% (price as of 2026-10-05) |
| Nov. 4, 2021 | CLNN | A | 5,651 | · | · | 5,651 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 5, 2021 | CLNN | A | 2,899 | · | · | 2,899 Direct | · | Acquired | (price as of 2026-10-05) |
| May 24, 2021 | CLNN | P | 207,684 | $9.63 | $1,999,997 | 1,378,897 Direct | +17.73% | Acquired | -98.0% (price as of 2026-10-05) |
| May 18, 2021 | CLNN | A | 30,000 | · | · | 30,000 Direct | · | Acquired | (price as of 2026-10-05) |
| May 18, 2021 | CLNN | A | 3,358 | · | · | 3,358 Direct | · | Acquired | (price as of 2026-10-05) |
| April 30, 2021 | CLNN | A | 45,000 | · | · | 45,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 22, 2020 | TLSIW | J | 75,000 | · | · | 6,250,000 Indirect | -1.19% | Disposed | (price as of 2026-10-05) |
| Aug. 6, 2007 | HUN | S | 56,979,062 | $24.25 | $1,381,742,254 | 0 Indirect | -100.00% | Disposed | -63.5% (price as of 2026-10-05) |
| Feb. 16, 2005 | HUN | S | 14,093,410 | $23.00 | $324,148,430 | 129,776,387 Indirect | -9.80% | Disposed | -61.6% (price as of 2026-10-05) |
| Feb. 16, 2005 | HUN | A | 143,869,797 | · | · | 143,869,797 Indirect | · | Acquired | (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| Aug. 13, 2026 | CLNN | stock option | common stock | $4.19 | Aug. 12, 2036 | 6,230 | Acquired |
| May 21, 2026 | CLNN | stock option | common stock | $6.81 | May 20, 2036 | 1,500 | Acquired |
| May 21, 2026 | CLNN | stock option | common stock | $6.81 | May 20, 2036 | 3,659 | Acquired |
| May 14, 2026 | TLSIW | Director Stock Option (right to buy) | Common Stock | $2.52 | May 13, 2036 | 56,403 | Acquired |
| Feb. 19, 2026 | CLNN | stock option | common stock | $4.73 | Feb. 18, 2036 | 5,372 | Acquired |
| Jan. 13, 2026 | CLNN | Warrant (right to buy) | common stock | · | Jan. 13, 2029 | 40,000 | Acquired |
| Jan. 13, 2026 | CLNN | Warrant (right to buy) | common stock | · | Jan. 13, 2031 | 93,333 | Acquired |
| Nov. 13, 2025 | CLNN | stock option | common stock | $7.30 | Nov. 12, 2035 | 3,692 | Acquired |
| Aug. 14, 2025 | CLNN | stock option | common stock | $3.60 | Aug. 13, 2035 | 7,255 | Acquired |
| July 31, 2025 | TLSIW | Series A Preferred Stock | Common Stock | · | · | 100,000 | Disposed |
| June 12, 2025 | TLSIW | Director Stock Option (right to buy) | Common Stock | $5.50 | June 11, 2035 | 15,000 | Acquired |
| May 22, 2025 | CLNN | Stock Options (Right to buy) | Common Stock | $2.45 | May 21, 2035 | 10,209 | Acquired |
| May 22, 2025 | CLNN | Stock Options (Right to buy) | Common Stock | $2.45 | May 21, 2035 | 1,500 | Acquired |
| Feb. 27, 2025 | CLNN | Stock Options (Right to buy) | Common Stock | $4.42 | Feb. 26, 2035 | 5,628 | Acquired |
| Feb. 10, 2025 | TLSIW | Series A Preferred Stock | Common Stock | · | · | 89,501 | Acquired |
| Dec. 6, 2024 | CLNN | Stock Options (Right to buy) | Common Stock | $4.40 | Dec. 5, 2034 | 5,563 | Acquired |
| Oct. 2, 2024 | CLNN | Stock Options (Right to buy) | Common Stock | $4.89 | Oct. 1, 2034 | 4,990 | Acquired |
| Sept. 30, 2024 | CLNN | Warrants (Right to buy) | Common Stock | $4.82 | Oct. 1, 2029 | 92,307 | Acquired |
| Aug. 13, 2024 | TLSIW | Director stock option (right to buy) | Common Stock | $5.75 | Aug. 12, 2034 | 15,000 | Acquired |
| June 7, 2024 | CLNN | Stock Options (Right to buy) | Common Stock | $0.37 | June 6, 2034 | 65,723 | Acquired |
| May 29, 2024 | CLNN | Stock Options (Right to buy) | Common Stock | $30000.00 | May 28, 2034 | 30,000 | Acquired |
| March 11, 2024 | CLNN | Stock Options (Right to buy) | Common Stock | $0.44 | March 11, 2034 | 57,488 | Acquired |
| Nov. 28, 2023 | CLNN | Stock Options (Right to buy) | Common Stock | $0.45 | Nov. 28, 2033 | 56,024 | Acquired |
| Sept. 18, 2023 | CLNN | Stock Options (Right to buy) | Common Stock | $0.54 | Sept. 18, 2033 | 46,659 | Acquired |
| Aug. 10, 2023 | TLSIW | Series A Preferred Stock | Common Stock | $10.00 | · | 100,000 | Acquired |
| Aug. 10, 2023 | TLSIW | Stock Option (right to buy) | Common Stock | $11.34 | Aug. 8, 2023 | 35,000 | Acquired |
| Aug. 10, 2023 | TLSIW | Redeemable Warrants | Common Stock | $11.50 | · | 1,240,518 | Acquired |
| June 16, 2023 | CLNN | Warrants (Right to buy) | Common Stock | $1.50 | · | 1,500,000 | Acquired |
| June 16, 2023 | CLNN | Warrants (Right to buy) | Common Stock | $1.10 | · | 1,500,000 | Acquired |
| May 4, 2023 | CLNN | Stock Options (Right to buy) | Common Stock | $0.92 | May 4, 2033 | 27,628 | Acquired |
| May 4, 2023 | CLNN | Stock Options (Right to buy) | Common Stock | $0.92 | May 4, 2033 | 30,000 | Acquired |
| Feb. 2, 2023 | CLNN | Stock Options (Right to buy) | Common Stock | $1.62 | Feb. 2, 2033 | 15,894 | Acquired |
| Nov. 3, 2022 | CLNN | Stock Options (Right to buy) | Common Stock | $1.19 | Nov. 3, 2032 | 21,476 | Acquired |
| Aug. 4, 2022 | CLNN | Stock Options (Right to buy) | Common Stock | $3.79 | Aug. 4, 2032 | 6,717 | Acquired |
| May 5, 2022 | CLNN | Stock Options (Right to buy) | Common Stock | $2.89 | May 5, 2032 | 8,920 | Acquired |
| May 5, 2022 | CLNN | Stock Options (Right to buy) | Common Stock | $2.89 | May 5, 2032 | 30,000 | Acquired |
| Feb. 3, 2022 | CLNN | Stock Options (Right to buy) | Common Stock | $2.71 | Feb. 3, 2032 | 9,701 | Acquired |
| Dec. 6, 2021 | CLNN | Warrants (Right to buy) | Common Stock | $0.01 | Dec. 31, 2021 | 12,500 | Disposed |
| Dec. 6, 2021 | CLNN | Warrants (Right to buy) | Common Stock | $0.01 | Dec. 31, 2021 | 50,000 | Disposed |
| Nov. 4, 2021 | CLNN | Stock Options (Right to buy) | Common Stock | $4.74 | Oct. 4, 2031 | 5,651 | Acquired |
| Aug. 5, 2021 | CLNN | Stock Options (Right to buy) | Common Stock | $9.37 | Aug. 5, 2031 | 2,899 | Acquired |
| May 18, 2021 | CLNN | Stock Options (Right to buy) | Common Stock | $8.59 | May 18, 2031 | 30,000 | Acquired |
| May 18, 2021 | CLNN | Stock Options (Right to buy) | Common Stock | $8.59 | May 18, 2031 | 3,358 | Acquired |
| April 30, 2021 | CLNN | Stock Options (Right to buy) | Common Stock | $9.00 | March 31, 2031 | 45,000 | Acquired |
| Dec. 22, 2020 | TLSIW | Class B Common Stock | Class A Common Stock | · | · | 75,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 21, 2021 | CLNN | Warrants (Right to buy) | · | Direct |
| July 21, 2021 | CLNN | Warrants (Right to buy) | · | Indirect |
| Jan. 22, 2021 | CLNN | Common Stock | 1,171,213 | Indirect |
| Jan. 22, 2021 | CLNN | Common Stock | 100,000 | Indirect |
| Jan. 4, 2021 | CLNN | Common Stock | 1,146,213 | Direct |
| Dec. 17, 2020 | TLSIW | Class B Common Stock | · | Indirect |