Robert Dennehy
CIK 1588004 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 7, 2013 · Latest: Oct. 7, 2013
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)
12 sells (S)
Net:
$-5,726,273
+ 36 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
36 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 26, 2026 | MTSI | S 10b5-1 | 1,571 | $253.58 | $398,374 | 12,864 Direct | -10.88% | Disposed | 4.6% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 500 | $250.52 | $125,260 | 14,435 Direct | -3.35% | Disposed | 5.8% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 400 | $248.97 | $99,588 | 14,935 Direct | -2.61% | Disposed | 6.5% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 2,576 | $246.70 | $635,499 | 15,335 Direct | -14.38% | Disposed | 7.5% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 4,100 | $244.85 | $1,003,885 | 17,911 Direct | -18.63% | Disposed | 8.3% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 4,780 | $243.95 | $1,166,081 | 22,011 Direct | -17.84% | Disposed | 8.7% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 3,200 | $242.96 | $777,472 | 26,791 Direct | -10.67% | Disposed | 9.1% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 300 | $241.70 | $72,510 | 29,991 Direct | -0.99% | Disposed | 9.7% (price as of 2026-08-20) |
| Feb. 26, 2026 | MTSI | S 10b5-1 | 971 | $240.40 | $233,428 | 30,291 Direct | -3.11% | Disposed | 10.3% (price as of 2026-08-20) |
| Oct. 16, 2025 | MTSI | S 10b5-1 | 4,128 | $140.02 | $578,003 | 6,552 Direct | -38.65% | Disposed | 89.4% (price as of 2026-08-20) |
| Oct. 2, 2025 | MTSI | S 10b5-1 | 919 | $127.61 | $117,274 | 10,680 Direct | -7.92% | Disposed | 107.8% (price as of 2026-08-20) |
| Oct. 2, 2025 | MTSI | S 10b5-1 | 4,081 | $127.15 | $518,899 | 11,599 Direct | -26.03% | Disposed | 108.6% (price as of 2026-08-20) |
| June 24, 2025 | MTSI | S 10b5-1 | 5,000 | $140.42 | $702,100 | 15,680 Direct | -24.18% | Disposed | 88.8% (price as of 2026-08-20) |
| May 30, 2025 | MTSI | S 10b5-1 | 1,969 | $121.62 | $239,470 | 20,680 Direct | -8.69% | Disposed | 118.0% (price as of 2026-08-20) |
| May 30, 2025 | MTSI | S 10b5-1 | 2,144 | $120.55 | $258,459 | 22,649 Direct | -8.65% | Disposed | 120.0% (price as of 2026-08-20) |
| Dec. 10, 2024 | MTSI | S 10b5-1 | 1,866 | $134.97 | $251,854 | 29,340 Direct | -5.98% | Disposed | 96.5% (price as of 2026-08-20) |
| Dec. 10, 2024 | MTSI | S 10b5-1 | 2,300 | $136.20 | $313,260 | 27,040 Direct | -7.84% | Disposed | 94.7% (price as of 2026-08-20) |
| Dec. 10, 2024 | MTSI | S 10b5-1 | 2,221 | $137.64 | $305,698 | 24,819 Direct | -8.21% | Disposed | 92.7% (price as of 2026-08-20) |
| Dec. 10, 2024 | MTSI | S 10b5-1 | 200 | $137.97 | $27,594 | 24,619 Direct | -0.81% | Disposed | 92.2% (price as of 2026-08-20) |
| Nov. 19, 2024 | MTSI | S 10b5-1 | 2,539 | $120.80 | $306,711 | 31,206 Direct | -7.52% | Disposed | 119.5% (price as of 2026-08-20) |
| Nov. 5, 2024 | MTSI | S 10b5-1 | 1,687 | $113.80 | $191,981 | 19,388 Direct | -8.00% | Disposed | 133.0% (price as of 2026-08-20) |
| Sept. 17, 2024 | MTSI | S 10b5-1 | 49 | $102.74 | $5,034 | 19,481 Direct | -0.25% | Disposed | 158.1% (price as of 2026-08-20) |
| Sept. 17, 2024 | MTSI | S 10b5-1 | 2,004 | $101.84 | $204,087 | 19,530 Direct | -9.31% | Disposed | 160.4% (price as of 2026-08-20) |
| Sept. 17, 2024 | MTSI | S 10b5-1 | 4,862 | $101.18 | $491,937 | 21,534 Direct | -18.42% | Disposed | 162.1% (price as of 2026-08-20) |
| Aug. 21, 2024 | MTSI | S 10b5-1 | 5,982 | $106.68 | $638,160 | 27,097 Direct | -18.08% | Disposed | 148.6% (price as of 2026-08-20) |
| Aug. 21, 2024 | MTSI | S 10b5-1 | 701 | $107.61 | $75,435 | 26,396 Direct | -2.59% | Disposed | 146.4% (price as of 2026-08-20) |
| March 15, 2024 | MTSI | S 10b5-1 | 2,370 | $88.88 | $210,646 | 32,827 Direct | -6.73% | Disposed | 198.4% (price as of 2026-08-20) |
| Feb. 12, 2024 | MTSI | S 10b5-1 | 2,210 | $83.79 | $185,176 | 35,197 Direct | -5.91% | Disposed | 216.5% (price as of 2026-08-20) |
| Jan. 10, 2024 | MTSI | S 10b5-1 | 544 | $83.12 | $45,217 | 37,407 Direct | -1.43% | Disposed | 219.0% (price as of 2026-08-20) |
| Jan. 10, 2024 | MTSI | S 10b5-1 | 1,956 | $82.15 | $160,685 | 37,951 Direct | -4.90% | Disposed | 222.8% (price as of 2026-08-20) |
| Dec. 15, 2023 | MTSI | S 10b5-1 | 1,858 | $94.01 | $174,671 | 39,907 Direct | -4.45% | Disposed | 182.1% (price as of 2026-08-20) |
| Dec. 7, 2023 | MTSI | S 10b5-1 | 2,373 | $84.88 | $201,420 | 41,765 Direct | -5.38% | Disposed | 212.4% (price as of 2026-08-20) |
| Nov. 29, 2023 | MTSI | S 10b5-1 | 478 | $84.49 | $40,386 | 44,138 Direct | -1.07% | Disposed | 213.9% (price as of 2026-08-20) |
| Aug. 16, 2023 | MTSI | S 10b5-1 | 350 | $75.98 | $26,593 | 35,879 Direct | -0.97% | Disposed | 249.0% (price as of 2026-08-20) |
| Aug. 16, 2023 | MTSI | S 10b5-1 | 2,212 | $75.51 | $167,028 | 36,229 Direct | -5.75% | Disposed | 251.2% (price as of 2026-08-20) |
| Aug. 16, 2023 | MTSI | S 10b5-1 | 644 | $74.26 | $47,823 | 38,441 Direct | -1.65% | Disposed | 257.1% (price as of 2026-08-20) |
| July 19, 2023 | MTSI | S 10b5-1 | 3,250 | $65.80 | $213,850 | 39,085 Direct | -7.68% | Disposed | 303.0% (price as of 2026-08-20) |
| June 21, 2023 | MTSI | S 10b5-1 | 3,250 | $61.07 | $198,478 | 42,335 Direct | -7.13% | Disposed | 334.2% (price as of 2026-08-20) |
| May 18, 2023 | MTSI | S 10b5-1 | 3,250 | $59.90 | $194,675 | 45,585 Direct | -6.66% | Disposed | 342.7% (price as of 2026-08-20) |
| April 19, 2023 | MTSI | S 10b5-1 | 3,250 | $62.40 | $202,800 | 49,199 Direct | -6.20% | Disposed | 325.0% (price as of 2026-08-20) |
| March 15, 2023 | MTSI | S 10b5-1 | 1,894 | $69.24 | $131,141 | 52,449 Direct | -3.49% | Disposed | 283.0% (price as of 2026-08-20) |
| March 15, 2023 | MTSI | S 10b5-1 | 1,356 | $68.47 | $92,845 | 54,343 Direct | -2.43% | Disposed | 287.3% (price as of 2026-08-20) |
| Feb. 15, 2023 | MTSI | S 10b5-1 | 3,250 | $66.73 | $216,872 | 55,699 Direct | -5.51% | Disposed | 297.4% (price as of 2026-08-20) |
| Jan. 18, 2023 | MTSI | S 10b5-1 | 3,250 | $66.27 | $215,378 | 58,949 Direct | -5.23% | Disposed | 300.1% (price as of 2026-08-20) |
| Jan. 9, 2023 | MTSI | S 10b5-1 | 14,763 | $67.00 | $989,121 | 62,199 Direct | -19.18% | Disposed | 295.8% (price as of 2026-08-20) |
| Jan. 3, 2023 | MTSI | S 10b5-1 | 1,404 | $64.07 | $89,954 | 76,962 Direct | -1.79% | Disposed | 313.9% (price as of 2026-08-20) |
| Dec. 23, 2022 | MTSI | S 10b5-1 | 3,250 | $63.32 | $205,790 | 78,366 Direct | -3.98% | Disposed | 318.8% (price as of 2026-08-20) |
| Dec. 23, 2022 | MTSI | S 10b5-1 | 2,000 | $63.30 | $126,600 | 81,616 Direct | -2.39% | Disposed | 318.9% (price as of 2026-08-20) |
| Dec. 23, 2022 | MTSI | S 10b5-1 | 4,544 | $63.29 | $287,590 | 83,616 Direct | -5.15% | Disposed | 319.0% (price as of 2026-08-20) |
| Dec. 23, 2022 | MTSI | S 10b5-1 | 704 | $63.35 | $44,598 | 88,160 Direct | -0.79% | Disposed | 318.6% (price as of 2026-08-20) |
| Nov. 22, 2022 | MTSI | S 10b5-1 | 2,000 | $68.63 | $137,260 | 88,864 Direct | -2.20% | Disposed | 286.4% (price as of 2026-08-20) |
| Nov. 16, 2022 | MTSI | S 10b5-1 | 3,250 | $70.34 | $228,605 | 90,864 Direct | -3.45% | Disposed | 277.0% (price as of 2026-08-20) |
| Nov. 2, 2022 | MTSI | S 10b5-1 | 6,500 | $59.90 | $389,350 | 80,516 Direct | -7.47% | Disposed | 342.7% (price as of 2026-08-20) |
| Oct. 3, 2022 | MTSI | S 10b5-1 | 2,000 | $52.40 | $104,800 | 86,650 Direct | -2.26% | Disposed | 406.1% (price as of 2026-08-20) |
| Sept. 21, 2022 | MTSI | S 10b5-1 | 2,000 | $55.01 | $110,020 | 88,650 Direct | -2.21% | Disposed | 382.0% (price as of 2026-08-20) |
| Sept. 7, 2022 | MTSI | S 10b5-1 | 2,000 | $53.29 | $106,580 | 90,650 Direct | -2.16% | Disposed | 397.6% (price as of 2026-08-20) |
| Dec. 28, 2021 | MTSI | S 10b5-1 | 6,954 | $79.36 | $551,869 | 93,304 Direct | -6.94% | Disposed | 234.1% (price as of 2026-08-20) |
| Dec. 21, 2021 | MTSI | S 10b5-1 | 8,000 | $74.17 | $593,360 | 100,258 Direct | -7.39% | Disposed | 257.5% (price as of 2026-08-20) |
| Dec. 14, 2021 | MTSI | S 10b5-1 | 8,000 | $74.00 | $592,000 | 108,258 Direct | -6.88% | Disposed | 258.3% (price as of 2026-08-20) |
| Dec. 7, 2021 | MTSI | S 10b5-1 | 8,000 | $76.58 | $612,640 | 116,258 Direct | -6.44% | Disposed | 246.3% (price as of 2026-08-20) |
| Nov. 30, 2021 | MTSI | S 10b5-1 | 8,000 | $74.09 | $592,720 | 124,258 Direct | -6.05% | Disposed | 257.9% (price as of 2026-08-20) |
| Sept. 20, 2021 | MTSI | S 10b5-1 | 10,000 | $61.42 | $614,200 | 85,259 Direct | -10.50% | Disposed | 331.7% (price as of 2026-08-20) |
| Sept. 17, 2021 | MTSI | S 10b5-1 | 10,000 | $64.13 | $641,300 | 85,259 Direct | -10.50% | Disposed | 313.5% (price as of 2026-08-20) |
| Sept. 16, 2021 | MTSI | S 10b5-1 | 10,000 | $62.64 | $626,400 | 85,259 Direct | -10.50% | Disposed | 323.3% (price as of 2026-08-20) |
Showing latest 100 of 197 transactions
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 |
|---|---|---|---|---|---|---|---|
| Sept. 20, 2021 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $16.06 | Nov. 6, 2025 | 10,000 | Disposed |
| Sept. 17, 2021 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $16.06 | Nov. 6, 2025 | 10,000 | Disposed |
| Sept. 16, 2021 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $16.06 | Nov. 6, 2025 | 10,000 | Disposed |
| Sept. 15, 2021 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $17.50 | April 29, 2024 | 10,000 | Disposed |
| Sept. 14, 2021 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $17.50 | April 29, 2024 | 10,000 | Disposed |
| Sept. 13, 2021 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $17.50 | April 29, 2024 | 10,000 | Disposed |
| Feb. 16, 2021 | MTSI | Stock Option (Right to Buy) | Common Stock (30,000) | $16.06 | Nov. 6, 2025 | 30,000 | Acquired |
| Nov. 19, 2018 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $34.46 | April 22, 2022 | 10,000 | Disposed |
| Nov. 9, 2017 | MTSI | Stock Option (Right to Buy) | Common Stock (30,000) | $36.56 | Nov. 8, 2024 | 30,000 | Acquired |
| May 16, 2017 | MTSI | Stock Option (Right to Buy) | Common Stock (10,000) | $17.50 | April 29, 2024 | 10,000 | Disposed |
| April 19, 2017 | MTSI | Stock Option (Right to Buy) | Common Stock | $34.46 | April 22, 2022 | 10,000 | Acquired |
| Nov. 9, 2016 | MTSI | Stock Option (Right to Buy) | Common Stock (25,000) | $40.25 | Nov. 8, 2023 | 25,000 | Acquired |
| July 28, 2016 | MTSI | Stock Option (Right to Buy) | Common Stock (8,125) | $0.64 | Jan. 4, 2017 | 8,125 | Disposed |
| Nov. 13, 2015 | MTSI | Employee Stock Option (Right to Buy) | Common Stock (25,000) | $32.10 | Nov. 12, 2022 | 25,000 | Acquired |
| Oct. 22, 2015 | MTSI | Employee Stock Option (Right to Buy) | Common Stock (10,000) | $0.64 | Jan. 4, 2017 | 10,000 | Disposed |
| May 7, 2015 | MTSI | Employee Stock Option (Right to Buy) | Common Stock (10,000) | $0.64 | Jan. 4, 2017 | 10,000 | Disposed |
| April 22, 2015 | MTSI | Employee Stock Option (Right to Buy) | Common Stock (25,000) | $34.46 | April 22, 2022 | 25,000 | Acquired |
| April 29, 2014 | MTSI | Employee Stock Option (Right to Buy) | Common Stock (40,000) | $17.50 | April 29, 2024 | 40,000 | Acquired |
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.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $475,000 | — | $2,181,440 | — | $369,125 | — | $16,898 | $3,042,463 |
| 2024 | $430,000 | — | $1,623,328 | — | $5,160 | — | $19,589 | $2,078,077 |
| 2023 | $414,000 | — | $1,773,209 | — | $31,878 | — | $12,571 | $2,231,658 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.