Brian David Archbold
Insider
First SEC filing: June 13, 2019 · Latest: June 17, 2026
Insider at
Insider transactions
0 buys (P)
2 sells (S)
Net: $-341,744
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 22, 2026 | MLAB | S | 2,516 | $89.50 | $225,182 | 6,377 Direct | -28.29% | Disposed | 48.1% (price as of 2026-10-02) |
| June 18, 2026 | MLAB | M | 2,480 | · | · | 2,480 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| June 18, 2026 | MLAB | M | 844 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 18, 2026 | MLAB | A | 1,859 | $95.10 | $176,791 | 8,893 Direct | +26.43% | Acquired | 39.4% (price as of 2026-10-02) |
| June 18, 2026 | MLAB | M | 2,480 | $95.10 | $235,848 | 7,034 Direct | +54.46% | Acquired | 39.4% (price as of 2026-10-02) |
| June 18, 2026 | MLAB | M | 844 | $95.10 | $80,264 | 4,554 Direct | +22.75% | Acquired | 39.4% (price as of 2026-10-02) |
| June 16, 2026 | MLAB | S | 1,151 | $101.27 | $116,562 | 3,710 Direct | -23.68% | Disposed | 30.9% (price as of 2026-10-02) |
| June 15, 2026 | MLAB | A | 4,328 | · | · | 4,328 Direct | · | Acquired | (price as of 2026-10-02) |
| June 15, 2026 | MLAB | M | 2,454 | · | · | 4,892 Direct | -33.41% | Disposed | (price as of 2026-10-02) |
| June 15, 2026 | MLAB | E | 1,780 | · | · | 11,852 Direct | -13.06% | Disposed | (price as of 2026-10-02) |
| June 15, 2026 | MLAB | M | 2,454 | $104.08 | $255,412 | 4,861 Direct | +101.95% | Acquired | 27.4% (price as of 2026-10-02) |
| June 21, 2025 | MLAB | M | 844 | $95.82 | $80,872 | 2,792 Direct | +43.33% | Acquired | 38.3% (price as of 2026-10-02) |
| June 21, 2025 | MLAB | F | 385 | $95.82 | $36,891 | 2,407 Direct | -13.79% | Disposed | 38.3% (price as of 2026-10-02) |
| June 21, 2025 | MLAB | M | 844 | · | · | 844 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| June 18, 2025 | MLAB | M | 2,556 | $92.99 | $237,682 | 3,114 Direct | +458.06% | Acquired | 42.5% (price as of 2026-10-02) |
| June 18, 2025 | MLAB | F | 1,166 | $92.99 | $108,426 | 1,948 Direct | -37.44% | Disposed | 42.5% (price as of 2026-10-02) |
| June 18, 2025 | MLAB | M | 2,556 | · | · | 4,960 Direct | -34.01% | Disposed | (price as of 2026-10-02) |
| June 16, 2025 | MLAB | S | 472 | $97.12 | $45,841 | 558 Direct | -45.83% | Disposed | 36.5% (price as of 2026-10-02) |
| June 15, 2025 | MLAB | M | 535 | · | · | 535 Direct | · | Acquired | (price as of 2026-10-02) |
| June 15, 2025 | MLAB | M | 495 | · | · | 1,030 Direct | +92.52% | Acquired | (price as of 2026-10-02) |
| June 15, 2025 | MLAB | M | 535 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 15, 2025 | MLAB | A | 7,346 | · | · | 7,346 Direct | · | Acquired | (price as of 2026-10-02) |
| June 10, 2025 | MLAB | E | 2,129 | · | · | 12,567 Direct | -14.49% | Disposed | (price as of 2026-10-02) |
| Sept. 13, 2024 | MLAB | S 10b5-1 | 1,499 | $125.00 | $187,375 | 0 Direct | -100.00% | Disposed | 6.0% (price as of 2026-10-02) |
| Sept. 1, 2024 | MLAB | M | 845 | · | · | 1,885 Direct | +81.25% | Acquired | (price as of 2026-10-02) |
| Sept. 1, 2024 | MLAB | F | 386 | $133.69 | $51,604 | 1,499 Direct | -20.48% | Disposed | -0.9% (price as of 2026-10-02) |
| Sept. 1, 2024 | MLAB | M | 845 | · | · | 1,688 Direct | -33.36% | Disposed | (price as of 2026-10-02) |
| June 18, 2024 | MLAB | A | 7,516 | · | · | 7,516 Direct | · | Acquired | (price as of 2026-10-02) |
| June 14, 2024 | MLAB | M | 889 | · | · | 1,447 Direct | +159.32% | Acquired | (price as of 2026-10-02) |
| June 14, 2024 | MLAB | F | 407 | $91.60 | $37,281 | 1,040 Direct | -28.13% | Disposed | 44.7% (price as of 2026-10-02) |
| June 14, 2024 | MLAB | M | 354 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 14, 2024 | MLAB | M | 535 | · | · | 535 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| April 2, 2024 | MLAB | E | 420 | · | · | 14,696 Direct | -2.78% | Disposed | (price as of 2026-10-02) |
| Jan. 8, 2024 | MLAB | E | 290 | · | · | 15,116 Direct | -1.88% | Disposed | (price as of 2026-10-02) |
| Dec. 15, 2023 | MLAB | S 10b5-1 | 1,500 | $112.36 | $168,540 | 558 Direct | -72.89% | Disposed | 18.0% (price as of 2026-10-02) |
| Sept. 1, 2023 | MLAB | A | 2,533 | · | · | 2,533 Direct | · | Acquired | (price as of 2026-10-02) |
| June 21, 2023 | MLAB | A | 4,579 | · | · | 15,406 Direct | +42.29% | Acquired | (price as of 2026-10-02) |
| June 16, 2023 | MLAB | M | 612 | · | · | 2,247 Direct | +37.43% | Acquired | (price as of 2026-10-02) |
| June 16, 2023 | MLAB | F | 189 | $135.55 | $25,619 | 2,058 Direct | -8.41% | Disposed | -2.2% (price as of 2026-10-02) |
| June 16, 2023 | MLAB | M | 35 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 16, 2023 | MLAB | M | 133 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 16, 2023 | MLAB | M | 177 | · | · | 354 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| June 16, 2023 | MLAB | M | 267 | · | · | 1,070 Direct | -19.97% | Disposed | (price as of 2026-10-02) |
| June 15, 2023 | MLAB | M | 614 | · | · | 1,918 Direct | +47.09% | Acquired | (price as of 2026-10-02) |
| June 15, 2023 | MLAB | F | 283 | $134.45 | $38,049 | 1,635 Direct | -14.75% | Disposed | -1.4% (price as of 2026-10-02) |
| June 15, 2023 | MLAB | M | 35 | · | · | 35 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| June 15, 2023 | MLAB | M | 134 | · | · | 133 Direct | -50.19% | Disposed | (price as of 2026-10-02) |
| June 15, 2023 | MLAB | M | 178 | · | · | 531 Direct | -25.11% | Disposed | (price as of 2026-10-02) |
| June 15, 2023 | MLAB | M | 267 | · | · | 1,337 Direct | -16.65% | Disposed | (price as of 2026-10-02) |
| Sept. 1, 2022 | MLAB | M | 546 | · | · | 1,359 Direct | +67.16% | Acquired | (price as of 2026-10-02) |
| Sept. 1, 2022 | MLAB | M | 357 | · | · | 1,716 Direct | +26.27% | Acquired | (price as of 2026-10-02) |
| Sept. 1, 2022 | MLAB | F | 412 | $178.42 | $73,509 | 1,304 Direct | -24.01% | Disposed | -25.7% (price as of 2026-10-02) |
| Sept. 1, 2022 | MLAB | M | 546 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Sept. 1, 2022 | MLAB | M | 357 | · | · | 709 Direct | -33.49% | Disposed | (price as of 2026-10-02) |
| June 21, 2022 | MLAB | A | 868 | · | · | 1,205 Direct | +257.57% | Acquired | (price as of 2026-10-02) |
| June 21, 2022 | MLAB | S | 392 | $188.22 | $73,782 | 813 Direct | -32.53% | Disposed | -29.6% (price as of 2026-10-02) |
| June 17, 2022 | MLAB | M | 338 | · | · | 492 Direct | +219.48% | Acquired | (price as of 2026-10-02) |
| June 17, 2022 | MLAB | F | 155 | $185.57 | $28,763 | 337 Direct | -31.50% | Disposed | -28.6% (price as of 2026-10-02) |
| June 17, 2022 | MLAB | M | 70 | · | · | 70 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| June 17, 2022 | MLAB | M | 268 | · | · | 267 Direct | -50.09% | Disposed | (price as of 2026-10-02) |
| June 15, 2022 | MLAB | A | 1,604 | · | · | 1,604 Direct | · | Acquired | (price as of 2026-10-02) |
| June 15, 2022 | MLAB | A | 3,852 | · | · | 10,827 Direct | +55.23% | Acquired | (price as of 2026-10-02) |
| Dec. 14, 2021 | MLAB | M | 210 | $142.40 | $29,904 | 364 Direct | +136.36% | Acquired | -6.9% (price as of 2026-10-02) |
| Dec. 14, 2021 | MLAB | M | 532 | $203.54 | $108,283 | 896 Direct | +146.15% | Acquired | -34.9% (price as of 2026-10-02) |
| Dec. 14, 2021 | MLAB | M | 917 | $226.72 | $207,902 | 1,813 Direct | +102.34% | Acquired | -41.5% (price as of 2026-10-02) |
| Dec. 14, 2021 | MLAB | S | 1,659 | $325.02 | $539,208 | 154 Direct | -91.51% | Disposed | -59.2% (price as of 2026-10-02) |
| Dec. 14, 2021 | MLAB | X | 210 | · | · | 8,424 Direct | -2.43% | Disposed | (price as of 2026-10-02) |
| Dec. 14, 2021 | MLAB | X | 532 | · | · | 7,892 Direct | -6.32% | Disposed | (price as of 2026-10-02) |
| Dec. 14, 2021 | MLAB | X | 917 | · | · | 6,975 Direct | -11.62% | Disposed | (price as of 2026-10-02) |
| Sept. 1, 2021 | MLAB | A | 1,066 | · | · | 1,066 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 1, 2021 | MLAB | A | 546 | · | · | 546 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 1, 2021 | MLAB | A | 3,421 | · | · | 8,634 Direct | +65.62% | Acquired | (price as of 2026-10-02) |
| Aug. 9, 2021 | MLAB | S | 639 | $280.03 | $178,939 | 154 Direct | -80.58% | Disposed | -52.7% (price as of 2026-10-02) |
| June 17, 2021 | MLAB | S | 400 | $256.56 | $102,624 | 793 Direct | -33.53% | Disposed | -48.3% (price as of 2026-10-02) |
| June 16, 2021 | MLAB | S | 921 | $255.67 | $235,472 | 1,608 Direct | -36.42% | Disposed | -48.2% (price as of 2026-10-02) |
| June 16, 2021 | MLAB | S | 415 | $260.14 | $107,958 | 1,193 Direct | -25.81% | Disposed | -49.0% (price as of 2026-10-02) |
| June 15, 2021 | MLAB | A | 1,960 | · | · | 2,529 Direct | +344.46% | Acquired | (price as of 2026-10-02) |
| June 15, 2021 | MLAB | M | 70 | · | · | 224 Direct | +45.45% | Acquired | (price as of 2026-10-02) |
| June 15, 2021 | MLAB | M | 277 | · | · | 501 Direct | +123.66% | Acquired | (price as of 2026-10-02) |
| June 15, 2021 | MLAB | M | 419 | · | · | 920 Direct | +83.63% | Acquired | (price as of 2026-10-02) |
| June 15, 2021 | MLAB | F | 351 | $263.30 | $92,418 | 569 Direct | -38.15% | Disposed | -49.7% (price as of 2026-10-02) |
| June 15, 2021 | MLAB | M | 70 | · | · | 140 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| June 15, 2021 | MLAB | M | 277 | · | · | 535 Direct | -34.11% | Disposed | (price as of 2026-10-02) |
| June 15, 2021 | MLAB | M | 419 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 11, 2021 | MLAB | M | 145 | $129.10 | $18,720 | 377 Direct | +62.50% | Acquired | 2.7% (price as of 2026-10-02) |
| March 10, 2021 | MLAB | S | 223 | $271.78 | $60,607 | 154 Direct | -59.15% | Disposed | -51.2% (price as of 2026-10-02) |
| March 10, 2021 | MLAB | X | 145 | · | · | 5,213 Direct | -2.71% | Disposed | (price as of 2026-10-02) |
| Nov. 9, 2020 | MLAB | M | 533 | $203.54 | $108,487 | 765 Direct | +229.74% | Acquired | -34.9% (price as of 2026-10-02) |
| Nov. 9, 2020 | MLAB | S | 533 | $272.11 | $145,035 | 232 Direct | -69.67% | Disposed | -51.3% (price as of 2026-10-02) |
| Nov. 9, 2020 | MLAB | X | 533 | · | · | 5,358 Direct | -9.05% | Disposed | (price as of 2026-10-02) |
| Aug. 10, 2020 | MLAB | M | 145 | $129.10 | $18,720 | 415 Direct | +53.70% | Acquired | 2.7% (price as of 2026-10-02) |
| Aug. 10, 2020 | MLAB | S | 145 | $250.00 | $36,250 | 270 Direct | -34.94% | Disposed | -47.0% (price as of 2026-10-02) |
| Aug. 10, 2020 | MLAB | M | 420 | $142.40 | $59,808 | 690 Direct | +155.56% | Acquired | -6.9% (price as of 2026-10-02) |
| Aug. 10, 2020 | MLAB | S | 420 | $250.00 | $105,000 | 270 Direct | -60.87% | Disposed | -47.0% (price as of 2026-10-02) |
| Aug. 10, 2020 | MLAB | S | 38 | $250.00 | $9,500 | 232 Direct | -14.07% | Disposed | -47.0% (price as of 2026-10-02) |
| Aug. 10, 2020 | MLAB | X | 145 | · | · | 6,311 Direct | -2.25% | Disposed | (price as of 2026-10-02) |
| Aug. 10, 2020 | MLAB | X | 420 | · | · | 5,891 Direct | -6.66% | Disposed | (price as of 2026-10-02) |
| June 15, 2020 | MLAB | M | 70 | · | · | 302 Direct | +30.17% | Acquired | (price as of 2026-10-02) |
| June 15, 2020 | MLAB | F | 32 | $226.72 | $7,255 | 270 Direct | -10.60% | Disposed | -41.5% (price as of 2026-10-02) |
| June 15, 2020 | MLAB | M | 70 | · | · | 210 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
Showing latest 100 of 107 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 |
|---|---|---|---|---|---|---|---|
| June 18, 2026 | MLAB | Restricted Stock Units - 8 | Common Stock | · | June 18, 2025 | 2,480 | Disposed |
| June 18, 2026 | MLAB | Restricted Stock Units - 7 | Common Stock | · | · | 844 | Disposed |
| June 15, 2026 | MLAB | Restricted Stock Units - 10 | Common Stock | · | · | 4,328 | Acquired |
| June 15, 2026 | MLAB | Restricted Stock Units - 9 | Common Stock | · | · | 2,454 | Disposed |
| June 15, 2026 | MLAB | Non Qualified Stock Options | Common Stock | $226.72 | June 15, 2026 | 1,780 | Disposed |
| June 21, 2025 | MLAB | Restricted Stock Units - 7 | Common Stock | · | · | 844 | Disposed |
| June 18, 2025 | MLAB | Restricted Stock Units - 8 | Common Stock | · | · | 2,556 | Disposed |
| June 15, 2025 | MLAB | Restricted Stock Units - 6 | Common Stock | · | · | 535 | Disposed |
| June 15, 2025 | MLAB | Restricted Stock Units - 9 | Common Stock | · | · | 7,346 | Acquired |
| June 10, 2025 | MLAB | Non Qualified Stock Option | Common Stock | $203.54 | June 10, 2025 | 2,129 | Disposed |
| Sept. 1, 2024 | MLAB | Restricted Stock Units - 7 | Common Stock | · | · | 845 | Disposed |
| June 18, 2024 | MLAB | Restricted Stock Units - 8 | Common Stock | · | · | 7,516 | Acquired |
| June 14, 2024 | MLAB | Restricted Stock Units 4 | Common Stock | · | · | 354 | Disposed |
| June 14, 2024 | MLAB | Restricted Stock Units 6 | Common Stock | · | · | 535 | Disposed |
| April 2, 2024 | MLAB | Non Qualified Stock Option | Common Stock | $142.40 | April 2, 2024 | 420 | Disposed |
| Jan. 8, 2024 | MLAB | Non Qualified Stock Option | Common Stock | $129.10 | Jan. 8, 2024 | 290 | Disposed |
| Sept. 1, 2023 | MLAB | Restricted Stock Units - 7 | Common Stock | · | · | 2,533 | Acquired |
| June 21, 2023 | MLAB | Non Qualified Stock Options | Common Stock | $131.67 | June 21, 2029 | 4,579 | Acquired |
| June 16, 2023 | MLAB | Restricted Stock Units - 1 | Common Stock | · | · | 35 | Disposed |
| June 16, 2023 | MLAB | Restricted Stock Units - 2 | Common Stock | · | · | 133 | Disposed |
| June 16, 2023 | MLAB | Restricted Stock Units - 4 | Common Stock | · | · | 177 | Disposed |
| June 16, 2023 | MLAB | Restricted Stock Units - 6 | Common Stock | · | · | 267 | Disposed |
| June 15, 2023 | MLAB | Restricted Stock Units - 1 | Common Stock | · | · | 35 | Disposed |
| June 15, 2023 | MLAB | Restricted Stock Units - 2 | Common Stock | · | · | 134 | Disposed |
| June 15, 2023 | MLAB | Restricted Stock Units - 4 | Common Stock | · | · | 178 | Disposed |
| June 15, 2023 | MLAB | Restricted Stock Units - 6 | Common Stock | · | · | 267 | Disposed |
| Sept. 1, 2022 | MLAB | Restricted Stock Unit - 5 | Common Stock | · | · | 546 | Disposed |
| Sept. 1, 2022 | MLAB | Restricted Stock Units - 6 | Common Stock | · | · | 357 | Disposed |
| June 17, 2022 | MLAB | Restricted Stock Units - 1 | Common Stock | · | · | 70 | Disposed |
| June 17, 2022 | MLAB | Restricted Stock Units - 2 | Common Stock | · | · | 268 | Disposed |
| June 15, 2022 | MLAB | Restricted Stock Units - 6 | Common Stock | · | · | 1,604 | Acquired |
| June 15, 2022 | MLAB | Non Qualified Stock Option | Common Stock | $185.57 | June 15, 2028 | 3,852 | Acquired |
| Dec. 14, 2021 | MLAB | Non Qualified Stock Option | Common Stock | $142.00 | April 2, 2024 | 210 | Disposed |
| Dec. 14, 2021 | MLAB | Non Qualified Stock Option | Common Stock | $203.54 | June 10, 2025 | 532 | Disposed |
| Dec. 14, 2021 | MLAB | Non Qualified Stock Option | Common Stock | $226.72 | June 15, 2026 | 917 | Disposed |
| Sept. 1, 2021 | MLAB | Restricted Stock Units - 4 | Common Stock | · | · | 1,066 | Acquired |
| Sept. 1, 2021 | MLAB | Restricted Stock Units - 5 | Common Stock | · | · | 546 | Acquired |
| Sept. 1, 2021 | MLAB | Non Qualified Stock Options | Common Stock | $268.85 | Sept. 1, 2027 | 3,421 | Acquired |
| June 15, 2021 | MLAB | Restricted Stock Units - 1 | Common Stock | · | · | 70 | Disposed |
| June 15, 2021 | MLAB | Restricted Stock Unit - 2 | Common Stock | · | · | 277 | Disposed |
| June 15, 2021 | MLAB | Restricted Stock Unit - 3 | Common Stock | · | · | 419 | Disposed |
| March 10, 2021 | MLAB | Non Qualified Stock Option | Common Stock | $129.10 | Jan. 8, 2024 | 145 | Disposed |
| Nov. 9, 2020 | MLAB | Non Qualified Stock Option | Common Stock | $203.54 | June 10, 2025 | 533 | Disposed |
| Aug. 10, 2020 | MLAB | Non Qualified Stock Option | Common Stock | $129.10 | Jan. 8, 2024 | 145 | Disposed |
| Aug. 10, 2020 | MLAB | Non Qualified Stock Option | Common Stock | $142.40 | April 2, 2024 | 420 | Disposed |
| June 15, 2020 | MLAB | Restricted Stock Units - 1 | Common Stock | · | · | 70 | Disposed |
| June 15, 2020 | MLAB | Restricted Stock Units - 2 | Common Stock | · | · | 812 | Acquired |
| June 15, 2020 | MLAB | Non Qualified Stock Options | Common Stock | $226.72 | June 15, 2026 | 2,697 | Acquired |
| June 15, 2020 | MLAB | Restricted Stock Units - 3 | Common Stock | · | · | 419 | Acquired |
| June 15, 2019 | MLAB | Restricted Stock Unit - 1 | Common Stock | · | · | 70 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 13, 2019 | MLAB | Restricted Stock Award [F3] | 310 | Direct |
| June 13, 2019 | MLAB | Restricted Stock Unit | 350 | Direct |
| June 13, 2019 | MLAB | Non Qualified Stock Option | 580 | Direct |
| June 13, 2019 | MLAB | Non Qualified Stock Option | 1,050 | Direct |
| June 13, 2019 | MLAB | Non Qualified Stock Options | 2,129 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2026 | $436,962 | · | $1,400,080 | · | $331,250 | · | $14,226 | $2,182,518 |
| 2025 | $417,232 | · | $1,350,212 | · | $352,800 | · | $14,312 | $2,134,556 |
| 2024 | $404,000 | · | $910,936 | $198,042 | $97,200 | · | $12,442 | $1,622,620 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.