Larry Madden
CIK 1284309 · View on SEC EDGAR ↗
Insider
Activist
First SEC filing: Jan. 14, 2026 · Latest: June 8, 2026
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
0 buys (P)
22 sells (S)
Net:
$-2,938,540
+ 27 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
27 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 11, 2026 | DSP | S 10b5-1 | 26,020 | $13.03 | $339,041 | 399,802 Direct | -6.11% | Disposed | -1.3% (price as of 2026-08-19) |
| Aug. 11, 2026 | DSP | S 10b5-1 | 1,431 | $13.68 | $19,576 | 398,371 Direct | -0.36% | Disposed | -6.0% (price as of 2026-08-19) |
| July 23, 2026 | DSP | S 10b5-1 | 2,814 | $10.69 | $30,082 | 425,822 Direct | -0.66% | Disposed | 20.3% (price as of 2026-08-19) |
| July 8, 2026 | DSP | S 10b5-1 | 11,273 | $12.69 | $143,054 | 428,636 Direct | -2.56% | Disposed | 1.3% (price as of 2026-08-19) |
| July 7, 2026 | DSP | S 10b5-1 | 9,149 | $12.86 | $117,656 | 439,909 Direct | -2.04% | Disposed | 0.0% (price as of 2026-08-19) |
| July 6, 2026 | DSP | S 10b5-1 | 10,097 | $12.78 | $129,040 | 449,058 Direct | -2.20% | Disposed | 0.6% (price as of 2026-08-19) |
| June 15, 2026 | DSP | S | 25,376 | $11.10 | $281,674 | 459,155 Direct | -5.24% | Disposed | 15.9% (price as of 2026-08-19) |
| June 8, 2026 | DSP | S 10b5-1 | 14,670 | $12.10 | $177,507 | 484,531 Direct | -2.94% | Disposed | 6.3% (price as of 2026-08-19) |
| June 5, 2026 | DSP | S 10b5-1 | 18,663 | $12.24 | $228,435 | 499,201 Direct | -3.60% | Disposed | 5.1% (price as of 2026-08-19) |
| May 11, 2026 | DSP | S 10b5-1 | 13,826 | $11.29 | $156,096 | 521,335 Direct | -2.58% | Disposed | 13.9% (price as of 2026-08-19) |
| May 11, 2026 | DSP | S 10b5-1 | 3,471 | $11.95 | $41,478 | 517,864 Direct | -0.67% | Disposed | 7.6% (price as of 2026-08-19) |
| May 8, 2026 | DSP | S 10b5-1 | 18,538 | $11.85 | $219,675 | 535,161 Direct | -3.35% | Disposed | 8.5% (price as of 2026-08-19) |
| April 23, 2026 | DSP | S 10b5-1 | 12,782 | $10.16 | $129,865 | 553,699 Direct | -2.26% | Disposed | 26.6% (price as of 2026-08-19) |
| April 22, 2026 | DSP | S 10b5-1 | 13,263 | $10.74 | $142,445 | 566,481 Direct | -2.29% | Disposed | 19.7% (price as of 2026-08-19) |
| April 21, 2026 | DSP | S 10b5-1 | 13,283 | $10.91 | $144,918 | 579,744 Direct | -2.24% | Disposed | 17.9% (price as of 2026-08-19) |
| April 6, 2026 | DSP | S 10b5-1 | 7,297 | $11.31 | $82,529 | 593,027 Direct | -1.22% | Disposed | 13.7% (price as of 2026-08-19) |
| April 2, 2026 | DSP | S 10b5-1 | 10,131 | $10.94 | $110,833 | 600,324 Direct | -1.66% | Disposed | 17.6% (price as of 2026-08-19) |
| April 1, 2026 | DSP | S 10b5-1 | 7,410 | $11.27 | $83,511 | 610,455 Direct | -1.20% | Disposed | 14.1% (price as of 2026-08-19) |
| March 13, 2026 | DSP | S 10b5-1 | 1,658 | $13.03 | $21,604 | 368,607 Direct | -0.45% | Disposed | -1.3% (price as of 2026-08-19) |
| Jan. 22, 2026 | DSP | S 10b5-1 | 4,224 | $13.09 | $55,292 | 405,554 Direct | -1.03% | Disposed | -1.8% (price as of 2026-08-19) |
| Dec. 17, 2025 | DSP | S | 13,477 | $11.70 | $157,681 | 409,778 Direct | -3.18% | Disposed | 9.9% (price as of 2026-08-19) |
| Sept. 15, 2025 | DSP | S | 13,006 | $9.73 | $126,548 | 423,255 Direct | -2.98% | Disposed | 32.2% (price as of 2026-08-19) |
| Feb. 5, 2025 | DSP | S | 14,284 | $23.12 | $330,246 | 344,340 Direct | -3.98% | Disposed | -44.4% (price as of 2026-08-19) |
| Jan. 2, 2025 | DSP | S | 14,284 | $18.76 | $267,968 | 358,624 Direct | -3.83% | Disposed | -31.4% (price as of 2026-08-19) |
| Dec. 4, 2024 | DSP | S | 14,284 | $19.51 | $278,681 | 378,350 Direct | -3.64% | Disposed | -34.1% (price as of 2026-08-19) |
| Nov. 18, 2024 | DSP | S | 18,587 | $16.94 | $314,864 | 396,551 Direct | -4.48% | Disposed | -24.1% (price as of 2026-08-19) |
| Nov. 18, 2024 | DSP | S | 3,917 | $17.44 | $68,312 | 392,634 Direct | -0.99% | Disposed | -26.3% (price as of 2026-08-19) |
| Nov. 15, 2024 | DSP | S | 45,969 | $15.75 | $724,012 | 415,138 Direct | -9.97% | Disposed | -18.3% (price as of 2026-08-19) |
| Nov. 14, 2024 | DSP | S | 14,962 | $14.61 | $218,595 | 513,388 Direct | -2.83% | Disposed | -12.0% (price as of 2026-08-19) |
| Nov. 14, 2024 | DSP | S | 48,019 | $15.28 | $733,730 | 465,369 Direct | -9.35% | Disposed | -15.8% (price as of 2026-08-19) |
| Nov. 14, 2024 | DSP | S | 4,262 | $16.20 | $69,044 | 461,107 Direct | -0.92% | Disposed | -20.6% (price as of 2026-08-19) |
| Oct. 28, 2024 | DSP | S | 1,498 | $11.57 | $17,332 | 528,350 Direct | -0.28% | Disposed | 11.1% (price as of 2026-08-19) |
| Oct. 11, 2024 | DSP | S | 2,768 | $11.23 | $31,085 | 529,848 Direct | -0.52% | Disposed | 14.5% (price as of 2026-08-19) |
| Oct. 10, 2024 | DSP | S | 1,089 | $11.06 | $12,044 | 532,616 Direct | -0.20% | Disposed | 16.3% (price as of 2026-08-19) |
| Oct. 9, 2024 | DSP | S | 1,953 | $11.19 | $21,854 | 533,705 Direct | -0.36% | Disposed | 14.9% (price as of 2026-08-19) |
| Sept. 24, 2024 | DSP | S | 2,776 | $11.15 | $30,952 | 535,658 Direct | -0.52% | Disposed | 15.3% (price as of 2026-08-19) |
| Sept. 23, 2024 | DSP | S | 3,084 | $11.05 | $34,078 | 538,434 Direct | -0.57% | Disposed | 16.4% (price as of 2026-08-19) |
| Sept. 20, 2024 | DSP | S | 1,116 | $11.02 | $12,298 | 541,518 Direct | -0.21% | Disposed | 16.7% (price as of 2026-08-19) |
| Aug. 26, 2024 | DSP | S | 3,263 | $11.12 | $36,285 | 556,639 Direct | -0.58% | Disposed | 15.6% (price as of 2026-08-19) |
| Aug. 23, 2024 | DSP | S | 3,885 | $11.16 | $43,357 | 559,902 Direct | -0.69% | Disposed | 15.2% (price as of 2026-08-19) |
| March 14, 2022 | DSP | S | 21,628 | $6.08 | $131,498 | 377,663 Direct | -5.42% | Disposed | 111.5% (price as of 2026-08-19) |
| Sept. 13, 2021 | DSP | S | 18,404 | $12.51 | $230,234 | 416,075 Direct | -4.24% | Disposed | 2.8% (price as of 2026-08-19) |
| Feb. 10, 2021 | DSP | S | 15,000 | $25.00 | $375,000 | 510,000 Indirect | -2.86% | Disposed | -48.6% (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| March 15, 2024 | DSP | Non-qualified Stock Option (Right to Buy) | Class A Common Stock (60,227) | $9.94 | March 15, 2034 | 60,227 | Acquired |
| March 7, 2023 | DSP | Non-qualified Stock Option (Right to Buy) | Class A Common Stock (156,406) | $4.44 | March 7, 2033 | 156,406 | Acquired |
| March 15, 2022 | DSP | Non-qualified Stock Option (Right to Buy) | Class A Common Stock (295,508) | $6.00 | March 15, 2032 | 295,508 | Acquired |
| Feb. 10, 2021 | DSP | Class B Units | Class A Common Stock (15,000) | $0.00 | — | 15,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
DSP
CFO| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | — | — | $1,977,053 | — | $286,619 | — | — | $2,909,512 |
| 2024 | — | — | $1,207,611 | — | $255,527 | — | — | $2,510,945 |
| 2023 | — | — | $500,000 | — | $242,769 | — | — | $1,888,609 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.