Brendan Walsh
CIK 1478342 · View on SEC EDGAR ↗
First SEC filing: Sept. 8, 2014 · Latest: Sept. 8, 2014
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
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. 10, 2021 | MXL | S | 5,310 | $53.90 | $286,209 | 141,622 Direct | -3.61% | Disposed | 22.4% (price as of 2026-08-20) |
| Sept. 10, 2021 | MXL | S | 5,310 | $54.10 | $287,271 | 136,312 Direct | -3.75% | Disposed | 22.0% (price as of 2026-08-20) |
| Sept. 2, 2021 | MXL | S | 10,000 | $53.50 | $535,000 | 146,932 Direct | -6.37% | Disposed | 23.4% (price as of 2026-08-20) |
| Aug. 30, 2021 | MXL | S | 10,000 | $52.55 | $525,500 | 156,932 Direct | -5.99% | Disposed | 25.6% (price as of 2026-08-20) |
| June 11, 2021 | MXL | S | 21,737 | $36.69 | $797,531 | 165,774 Direct | -11.59% | Disposed | 79.9% (price as of 2026-08-20) |
| Dec. 8, 2020 | MXL | S | 7,799 | $32.79 | $255,729 | 171,782 Direct | -4.34% | Disposed | 101.3% (price as of 2026-08-20) |
Showing latest 100 of 372 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 |
|---|---|---|---|---|---|---|---|
| Feb. 20, 2023 | MXL | Restricted Stock Units | Common Stock (523) | — | — | 523 | Disposed |
| Jan. 3, 2023 | MXL | Restricted Stock Units | Common Stock (9,951) | — | — | 9,951 | Acquired |
| Aug. 20, 2022 | MXL | Restricted Stock Units | Common Stock (772) | — | — | 772 | Disposed |
| May 20, 2022 | MXL | Restricted Stock Units | Common Stock (751) | — | — | 751 | Disposed |
| May 20, 2022 | MXL | Restricted Stock Units | Common Stock (3,013) | — | — | 3,013 | Disposed |
| May 20, 2022 | MXL | Restricted Stock Units | Common Stock (3,348) | — | — | 3,348 | Disposed |
| May 20, 2022 | MXL | Restricted Stock Units | Common Stock (2,548) | — | — | 2,548 | Disposed |
| May 20, 2022 | MXL | Restricted Stock Units | Common Stock (449) | — | — | 449 | Disposed |
| Feb. 20, 2022 | MXL | Restricted Stock Units | Common Stock (751) | — | — | 751 | Disposed |
| Jan. 3, 2022 | MXL | Restricted Stock Units | Common Stock (4,221) | — | — | 4,221 | Acquired |
| Nov. 20, 2021 | MXL | Restricted Stock Units | Common Stock (751) | — | — | 751 | Disposed |
| Aug. 20, 2021 | MXL | Restricted Stock Units | Common Stock (751) | — | — | 751 | Disposed |
| Aug. 20, 2021 | MXL | Restricted Stock Units | Common Stock (386) | — | — | 386 | Disposed |
| May 31, 2021 | MXL | Restricted Stock Units | Common Stock (802) | — | — | 802 | Disposed |
| May 31, 2021 | MXL | Restricted Stock Units | Common Stock (2,147) | — | — | 2,147 | Disposed |
| May 31, 2021 | MXL | Restricted Stock Units | Common Stock (2,412) | — | — | 2,412 | Disposed |
| May 31, 2021 | MXL | Restricted Stock Units | Common Stock (1,361) | — | — | 1,361 | Disposed |
| May 20, 2021 | MXL | Restricted Stock Units | Common Stock (9,078) | — | — | 9,078 | Acquired |
| Feb. 22, 2021 | MXL | Restricted Stock Units | Common Stock (477) | — | — | 477 | Disposed |
| Feb. 22, 2021 | MXL | Restricted Stock Units | Common Stock (837) | — | — | 837 | Disposed |
| Nov. 30, 2020 | MXL | Restricted Stock Units | Common Stock (406) | — | — | 406 | Disposed |
| Nov. 30, 2020 | MXL | Restricted Stock Units | Common Stock (713) | — | — | 713 | Disposed |
| Aug. 24, 2020 | MXL | Restricted Stock Units | Common Stock (400) | — | — | 400 | Disposed |
| Aug. 24, 2020 | MXL | Restricted Stock Units | Common Stock (700) | — | — | 700 | Disposed |
| Aug. 11, 2020 | MXL | Restricted Stock Units | Common Stock (7,794) | — | — | 7,794 | Acquired |
| June 1, 2020 | MXL | Restricted Stock Units | Common Stock (428) | — | — | 428 | Disposed |
| June 1, 2020 | MXL | Restricted Stock Units | Common Stock (752) | — | — | 752 | Disposed |
| June 1, 2020 | MXL | Restricted Stock Units | Common Stock (1,005) | — | — | 1,005 | Disposed |
| June 1, 2020 | MXL | Restricted Stock Units | Common Stock (1,117) | — | — | 1,117 | Disposed |
| March 31, 2020 | MXL | Restricted Stock Units | Common Stock (25,706) | — | — | 25,706 | Acquired |
| Feb. 24, 2020 | MXL | Restricted Stock Units | Common Stock (427) | — | — | 427 | Disposed |
| Feb. 24, 2020 | MXL | Restricted Stock Units | Common Stock (748) | — | — | 748 | Disposed |
| Dec. 2, 2019 | MXL | Restricted Stock Units | Common Stock (765) | — | — | 765 | Disposed |
| Dec. 2, 2019 | MXL | Restricted Stock Units | Common Stock (416) | — | — | 416 | Disposed |
| Dec. 2, 2019 | MXL | Restricted Stock Units | Common Stock (729) | — | — | 729 | Disposed |
| Aug. 26, 2019 | MXL | Restricted Stock Units | Common Stock (762) | — | — | 762 | Disposed |
| Aug. 26, 2019 | MXL | Restricted Stock Units | Common Stock (415) | — | — | 415 | Disposed |
| Aug. 26, 2019 | MXL | Restricted Stock Units | Common Stock (727) | — | — | 727 | Disposed |
| May 21, 2019 | MXL | Restricted Stock Units | Common Stock (590) | — | — | 590 | Disposed |
| May 21, 2019 | MXL | Restricted Stock Units | Common Stock (750) | — | — | 750 | Disposed |
| May 21, 2019 | MXL | Restricted Stock Units | Common Stock (408) | — | — | 408 | Disposed |
| May 21, 2019 | MXL | Restricted Stock Units | Common Stock (716) | — | — | 716 | Disposed |
| May 20, 2019 | MXL | Restricted Stock Units | Common Stock (20,261) | — | — | 20,261 | Acquired |
| May 20, 2019 | MXL | Restricted Stock Units | Common Stock (22,512) | — | — | 22,512 | Acquired |
| Feb. 22, 2019 | MXL | Restricted Stock Units | Common Stock (645) | — | — | 645 | Disposed |
| Feb. 22, 2019 | MXL | Restricted Stock Units | Common Stock (864) | — | — | 864 | Disposed |
| Feb. 22, 2019 | MXL | Restricted Stock Units | Common Stock (408) | — | — | 408 | Disposed |
| Feb. 22, 2019 | MXL | Restricted Stock Units | Common Stock (823) | — | — | 823 | Disposed |
| Nov. 20, 2018 | MXL | Restricted Stock Units | Common Stock (1,921) | — | — | 1,921 | Disposed |
| Nov. 20, 2018 | MXL | Restricted Stock Units | Common Stock (600) | — | — | 600 | Disposed |
| Nov. 20, 2018 | MXL | Restricted Stock Units | Common Stock (762) | — | — | 762 | Disposed |
| Nov. 20, 2018 | MXL | Restricted Stock Units | Common Stock (415) | — | — | 415 | Disposed |
| Nov. 20, 2018 | MXL | Restricted Stock Units | Common Stock (727) | — | — | 727 | Disposed |
| Aug. 27, 2018 | MXL | Restricted Stock Units | Common Stock (727) | — | — | 727 | Disposed |
| Aug. 27, 2018 | MXL | Restricted Stock Units | Common Stock (415) | — | — | 415 | Disposed |
| Aug. 27, 2018 | MXL | Restricted Stock Units | Common Stock (762) | — | — | 762 | Disposed |
| Aug. 27, 2018 | MXL | Restricted Stock Units | Common Stock (600) | — | — | 600 | Disposed |
| Aug. 27, 2018 | MXL | Restricted Stock Units | Common Stock (1,921) | — | — | 1,921 | Disposed |
| May 24, 2018 | MXL | Restricted Stock Units | Common Stock (24,245) | — | — | 24,245 | Acquired |
| May 21, 2018 | MXL | Restricted Stock Units | Common Stock (412) | — | — | 412 | Disposed |
| May 21, 2018 | MXL | Restricted Stock Units | Common Stock (758) | — | — | 758 | Disposed |
| May 21, 2018 | MXL | Restricted Stock Units | Common Stock (597) | — | — | 597 | Disposed |
| May 21, 2018 | MXL | Restricted Stock Units | Common Stock (1,912) | — | — | 1,912 | Disposed |
| Feb. 26, 2018 | MXL | Restricted Stock Units | Common Stock (466) | — | — | 466 | Disposed |
| Feb. 26, 2018 | MXL | Restricted Stock Units | Common Stock (749) | — | — | 749 | Disposed |
| Feb. 26, 2018 | MXL | Restricted Stock Units | Common Stock (673) | — | — | 673 | Disposed |
| Feb. 26, 2018 | MXL | Restricted Stock Units | Common Stock (1,984) | — | — | 1,984 | Disposed |
| Nov. 20, 2017 | MXL | Restricted Stock Units | Common Stock (325) | — | — | 325 | Disposed |
| Nov. 20, 2017 | MXL | Restricted Stock Units | Common Stock (597) | — | — | 597 | Disposed |
| Nov. 20, 2017 | MXL | Restricted Stock Units | Common Stock (469) | — | — | 469 | Disposed |
| Nov. 20, 2017 | MXL | Restricted Stock Units | Common Stock (1,504) | — | — | 1,504 | Disposed |
| Aug. 21, 2017 | MXL | Restricted Stock Units | Common Stock (325) | — | — | 325 | Disposed |
| Aug. 21, 2017 | MXL | Restricted Stock Units | Common Stock (596) | — | — | 596 | Disposed |
| Aug. 21, 2017 | MXL | Restricted Stock Units | Common Stock (469) | — | — | 469 | Disposed |
| Aug. 21, 2017 | MXL | Restricted Stock Units | Common Stock (1,504) | — | — | 1,504 | Disposed |
| May 22, 2017 | MXL | Restricted Stock Units | Common Stock (324) | — | — | 324 | Disposed |
| May 22, 2017 | MXL | Restricted Stock Units | Common Stock (597) | — | — | 597 | Disposed |
| May 22, 2017 | MXL | Restricted Stock Units | Common Stock (469) | — | — | 469 | Disposed |
| May 22, 2017 | MXL | Restricted Stock Units | Common Stock (1,504) | — | — | 1,504 | Disposed |
| March 29, 2017 | MXL | Restricted Stock Units | Common Stock (13,836) | — | — | 13,836 | Acquired |
| March 29, 2017 | MXL | Restricted Stock Units | Class A Common Stock (13,836) | — | — | 13,836 | Disposed |
| March 29, 2017 | MXL | Restricted Stock Units | Common Stock (17,475) | — | — | 17,475 | Acquired |
| March 29, 2017 | MXL | Restricted Stock Units | Class A Common Stock (17,475) | — | — | 17,475 | Disposed |
| March 29, 2017 | MXL | Restricted Stock Units | Common Stock (11,250) | — | — | 11,250 | Acquired |
| March 29, 2017 | MXL | Restricted Stock Units | Class A Common Stock (11,250) | — | — | 11,250 | Disposed |
| March 29, 2017 | MXL | Restricted Stock Units | Common Stock (28,021) | — | — | 28,021 | Acquired |
| March 29, 2017 | MXL | Restricted Stock Units | Class A Common Stock (28,021) | — | — | 28,021 | Disposed |
| Feb. 21, 2017 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (682) | — | — | 682 | Disposed |
| Feb. 21, 2017 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (469) | — | — | 469 | Disposed |
| Feb. 21, 2017 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (1,480) | — | — | 1,480 | Disposed |
| Feb. 13, 2017 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (13,836) | — | — | 13,836 | Acquired |
| Nov. 21, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (597) | — | — | 597 | Disposed |
| Nov. 21, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (469) | — | — | 469 | Disposed |
| Nov. 21, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (1,504) | — | — | 1,504 | Disposed |
| Aug. 22, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (596) | — | — | 596 | Disposed |
| Aug. 22, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (469) | — | — | 469 | Disposed |
| Aug. 22, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (1,504) | — | — | 1,504 | Disposed |
| May 20, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (1,504) | — | — | 1,504 | Disposed |
| May 20, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (469) | — | — | 469 | Disposed |
| May 20, 2016 | MXL | Restricted Stock Units | Class A Common Stock (par value $0.0001) (597) | — | — | 597 | Disposed |
Showing latest 100 of 127 transactions
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 |
|---|---|---|---|---|
| Sept. 8, 2014 | MXL | Class A Common Stock (par value $0.0001) | 183,202 | Direct |
| March 23, 2010 | MXL | Common Stock ($0.0001 par value) [F1,F2] | 309,997 | Direct |
| March 23, 2010 | MXL | Employee Stock Option (right to buy)→ Common Stock [F1,F2] (21,527) | 21,527 | Direct |
| March 23, 2010 | MXL | Employee Stock Option (right to buy)→ Common Stock [F1,F2] (21,527) | 21,527 | Direct |
| March 23, 2010 | MXL | Employee Stock Option (right to buy)→ Common Stock [F1,F2] (77,499) | 77,499 | Direct |
| March 23, 2010 | MXL | Employee Stock Option (right to buy)→ Common Stock [F1,F2] (48,437) | 48,437 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2019 | $260,378 | — | $1,136,216 | — | — | — | $16,455 | $1,413,049 |
| 2009 | $170,000 | $20,000 | — | — | $28,900 | — | — | $422,625 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.