Mark D Griffin
Insider
First SEC filing: Aug. 14, 2024 · Latest: Aug. 14, 2024
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 26, 2026 | TLS | A | 106,763 | · | · | 1,454,253 Direct | +7.92% | Acquired | (price as of 2026-10-02) |
| May 26, 2026 | TLS | A | 160,145 | · | · | 160,145 Direct | · | Acquired | (price as of 2026-10-02) |
| May 16, 2026 | TLS | F | 77,097 | $4.20 | $323,807 | 1,347,490 Direct | -5.41% | Disposed | -0.2% (price as of 2026-10-02) |
| March 19, 2026 | TLS | F | 51,286 | $4.27 | $218,991 | 1,424,587 Direct | -3.47% | Disposed | -1.9% (price as of 2026-10-02) |
| March 18, 2026 | TLS | A | 113,716 | · | · | 1,475,873 Direct | +8.35% | Acquired | (price as of 2026-10-02) |
| Feb. 2, 2026 | TLS | A | 379,920 | · | · | 1,534,913 Direct | +32.89% | Acquired | (price as of 2026-10-02) |
| Feb. 2, 2026 | TLS | F | 172,756 | $5.53 | $955,341 | 1,362,157 Direct | -11.26% | Disposed | -24.2% (price as of 2026-10-02) |
| Oct. 20, 2025 | TLS | A | 90,189 | · | · | 1,090,582 Direct | +9.02% | Acquired | (price as of 2026-10-02) |
| Oct. 20, 2025 | TLS | M | 191,417 | · | · | 1,281,999 Direct | +17.55% | Acquired | (price as of 2026-10-02) |
| Oct. 20, 2025 | TLS | F | 127,006 | $7.10 | $901,743 | 1,154,993 Direct | -9.91% | Disposed | -41.0% (price as of 2026-10-02) |
| Oct. 20, 2025 | TLS | M | 191,417 | · | · | 861,377 Direct | -18.18% | Disposed | (price as of 2026-10-02) |
| July 1, 2025 | TLS | A | 67,642 | $3.12 | $211,043 | 1,030,900 Direct | +7.02% | Acquired | 34.3% (price as of 2026-10-02) |
| July 1, 2025 | TLS | F | 30,507 | $3.12 | $95,182 | 1,000,393 Direct | -2.96% | Disposed | 34.3% (price as of 2026-10-02) |
| June 11, 2025 | TLS | A | 380,373 | · | · | 380,373 Direct | · | Acquired | (price as of 2026-10-02) |
| May 16, 2025 | TLS | F | 77,097 | $2.71 | $208,933 | 963,258 Direct | -7.41% | Disposed | 54.6% (price as of 2026-10-02) |
| April 14, 2025 | TLS | A | 45,094 | $2.48 | $111,833 | 1,061,972 Direct | +4.43% | Acquired | 69.0% (price as of 2026-10-02) |
| April 14, 2025 | TLS | F | 21,617 | $2.48 | $53,610 | 1,040,355 Direct | -2.04% | Disposed | 69.0% (price as of 2026-10-02) |
| Aug. 12, 2024 | TLS | P | 10,000 | $2.63 | $26,300 | 1,016,878 Direct | +0.99% | Acquired | 59.3% (price as of 2026-10-02) |
| May 28, 2024 | TLS | A | 1,052,794 | · | · | 1,052,794 Direct | · | Acquired | (price as of 2026-10-02) |
| May 16, 2024 | TLS | A | 341,892 | · | · | 1,006,878 Direct | +51.41% | Acquired | (price as of 2026-10-02) |
| May 13, 2024 | TLS | P | 6,150 | $3.13 | $19,250 | 664,986 Direct | +0.93% | Acquired | 33.9% (price as of 2026-10-02) |
| Jan. 19, 2024 | TLS | F | 6,227 | $3.95 | $24,597 | 658,836 Direct | -0.94% | Disposed | 6.1% (price as of 2026-10-02) |
| Dec. 1, 2023 | TLS | F | 98,838 | $4.25 | $420,062 | 665,062 Direct | -12.94% | Disposed | -1.4% (price as of 2026-10-02) |
| May 16, 2023 | TLS | P | 10,000 | $2.80 | $28,000 | 763,900 Direct | +1.33% | Acquired | 49.6% (price as of 2026-10-02) |
| Jan. 20, 2023 | TLS | F | 121,448 | $4.87 | $591,452 | 753,900 Direct | -13.87% | Disposed | -14.0% (price as of 2026-10-02) |
| Dec. 1, 2022 | TLS | F | 94,294 | $4.28 | $403,578 | 875,348 Direct | -9.72% | Disposed | -2.1% (price as of 2026-10-02) |
| March 21, 2022 | TLS | A | 428,228 | · | · | 969,642 Direct | +79.09% | Acquired | (price as of 2026-10-02) |
| Jan. 21, 2022 | TLS | F | 139,468 | $12.72 | $1,774,033 | 541,414 Direct | -20.48% | Disposed | -67.1% (price as of 2026-10-02) |
| April 1, 2021 | TLS | A | 100,000 | · | · | 930,319 Direct | +12.04% | Acquired | (price as of 2026-10-02) |
| April 1, 2021 | TLS | S | 249,437 | $33.00 | $8,231,421 | 680,882 Direct | -26.81% | Disposed | -87.3% (price as of 2026-10-02) |
| Jan. 28, 2021 | TLS | A | 30,882 | · | · | 180,319 Direct | +20.67% | Acquired | (price as of 2026-10-02) |
| Jan. 28, 2021 | TLS | A | 650,000 | · | · | 830,319 Direct | +360.47% | Acquired | (price as of 2026-10-02) |
| Jan. 28, 2021 | TLS | A | 30,882 | · | · | 30,882 Direct | · | Acquired | (price as of 2026-10-02) |
| June 4, 2008 | TLS | D | 40,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 4, 2008 | TLS | D | 4,949 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 4, 2008 | TLS | D | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 4, 2008 | TLS | A | 112,625 | · | · | 188,300 Direct | +148.83% | Acquired | (price as of 2026-10-02) |
| June 4, 2008 | TLS | A | 71,575 | · | · | 75,675 Direct | +1745.73% | Acquired | (price as of 2026-10-02) |
| Jan. 22, 2004 | TLS | A | 40,000 | · | · | 40,000 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 26, 2026 | TLS | Performance-Based RSUs | Common Stock | · | May 31, 2029 | 160,145 | Acquired |
| Oct. 20, 2025 | TLS | Performance-Based RSUs | Common Stock | · | Dec. 31, 2026 | 191,417 | Disposed |
| June 11, 2025 | TLS | Performance-Based RSUs | Common Stock | · | May 31, 2028 | 380,373 | Acquired |
| May 28, 2024 | TLS | Performance-Based RSUs | Common Stock | · | Dec. 31, 2026 | 1,052,794 | Acquired |
| Jan. 28, 2021 | TLS | Performance-Based RSUs | Common Stock | · | Dec. 31, 2023 | 30,882 | Acquired |
| June 4, 2008 | TLS | Stock option (right to buy) | Class A Common Stock | $0.62 | Jan. 22, 2014 | 40,000 | Disposed |
| June 4, 2008 | TLS | Stock option (right to buy) | Class A Common Stock | $1.37 | Oct. 31, 2010 | 4,949 | Disposed |
| June 4, 2008 | TLS | Stock option (right to buy) | Class A Common Stock | $1.35 | Aug. 30, 2009 | 10,000 | Disposed |
| Jan. 22, 2004 | TLS | Stock option (right to buy) | Class A Common Stock | $0.62 | Jan. 22, 2014 | 40,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 30, 2006 | TLS | Class A Common Stock | 4,100 | Indirect |
| March 30, 2006 | TLS | Stock options (right to buy) | 10,000 | Direct |
| March 30, 2006 | TLS | Stock options (right to buy) | 5,000 | Direct |
| March 30, 2006 | TLS | Stock options (right to buy) | 10,000 | Direct |
| March 30, 2006 | TLS | Stock options (right to buy) | 10,000 | Direct |
| March 30, 2006 | TLS | Stock options (right to buy) | 10,000 | Direct |
| March 30, 2006 | TLS | Stock options (right to buy) | 4,949 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $411,255 | · | $916,697 | · | · | · | $14,384 | $1,342,336 |
| 2024 | $395,010 | $20,000 | $6,857,678 | · | $97,327 | · | $14,172 | $7,384,187 |
| 2023 | $395,010 | · | · | · | $592,500 | · | $13,680 | $1,001,190 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.