Michael C. Colwell
Insider
First SEC filing: July 2, 2019 · Latest: March 10, 2025
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 10, 2026 | KAI | M | 583 | · | · | 3,639 Direct | +19.08% | Acquired | (price as of 2026-10-02) |
| March 10, 2026 | KAI | F | 265 | $334.17 | $88,555 | 3,374 Direct | -7.28% | Disposed | -19.6% (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 111 | · | · | 3,485 Direct | +3.29% | Acquired | (price as of 2026-10-02) |
| March 10, 2026 | KAI | F | 51 | $334.17 | $17,043 | 3,434 Direct | -1.46% | Disposed | -19.6% (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 438 | · | · | 3,872 Direct | +12.75% | Acquired | (price as of 2026-10-02) |
| March 10, 2026 | KAI | F | 199 | $334.17 | $66,500 | 3,673 Direct | -5.14% | Disposed | -19.6% (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 105 | · | · | 3,778 Direct | +2.86% | Acquired | (price as of 2026-10-02) |
| March 10, 2026 | KAI | F | 48 | $334.17 | $16,040 | 3,730 Direct | -1.27% | Disposed | -19.6% (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 313 | · | · | 4,043 Direct | +8.39% | Acquired | (price as of 2026-10-02) |
| March 10, 2026 | KAI | F | 142 | $334.17 | $47,452 | 3,901 Direct | -3.51% | Disposed | -19.6% (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 82 | · | · | 3,983 Direct | +2.10% | Acquired | (price as of 2026-10-02) |
| March 10, 2026 | KAI | F | 38 | $334.17 | $12,698 | 3,945 Direct | -0.95% | Disposed | -19.6% (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 583 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 111 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 438 | · | · | 438 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 105 | · | · | 104 Direct | -50.24% | Disposed | (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 313 | · | · | 626 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| March 10, 2026 | KAI | M | 82 | · | · | 162 Direct | -33.61% | Disposed | (price as of 2026-10-02) |
| March 10, 2026 | KAI | A | 1,487 | · | · | 1,487 Direct | · | Acquired | (price as of 2026-10-02) |
| March 10, 2026 | KAI | A | 372 | · | · | 372 Direct | · | Acquired | (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 105 | · | · | 209 Direct | -33.44% | Disposed | (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 439 | · | · | 876 Direct | -33.38% | Disposed | (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 111 | · | · | 111 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 583 | · | · | 583 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 78 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 353 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2025 | KAI | F | 48 | $376.16 | $18,056 | 3,056 Direct | -1.55% | Disposed | -28.5% (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 105 | · | · | 3,104 Direct | +3.50% | Acquired | (price as of 2026-10-02) |
| March 10, 2025 | KAI | F | 200 | $376.16 | $75,232 | 2,999 Direct | -6.25% | Disposed | -28.5% (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 439 | · | · | 3,199 Direct | +15.91% | Acquired | (price as of 2026-10-02) |
| March 10, 2025 | KAI | F | 51 | $376.16 | $19,184 | 2,760 Direct | -1.81% | Disposed | -28.5% (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 111 | · | · | 2,811 Direct | +4.11% | Acquired | (price as of 2026-10-02) |
| March 10, 2025 | KAI | F | 265 | $376.16 | $99,682 | 2,700 Direct | -8.94% | Disposed | -28.5% (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 583 | · | · | 2,965 Direct | +24.48% | Acquired | (price as of 2026-10-02) |
| March 10, 2025 | KAI | F | 36 | $376.16 | $13,542 | 2,382 Direct | -1.49% | Disposed | -28.5% (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 78 | · | · | 2,418 Direct | +3.33% | Acquired | (price as of 2026-10-02) |
| March 10, 2025 | KAI | F | 161 | $376.16 | $60,562 | 2,340 Direct | -6.44% | Disposed | -28.5% (price as of 2026-10-02) |
| March 10, 2025 | KAI | M | 353 | · | · | 2,501 Direct | +16.43% | Acquired | (price as of 2026-10-02) |
| March 4, 2025 | KAI | A | 244 | · | · | 244 Direct | · | Acquired | (price as of 2026-10-02) |
| March 4, 2025 | KAI | A | 978 | · | · | 978 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 12, 2024 | KAI | S | 497 | $396.56 | $197,090 | 2,148 Direct | -18.79% | Disposed | -32.2% (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 112 | · | · | 2,692 Direct | +4.34% | Acquired | (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 112 | · | · | 222 Direct | -33.53% | Disposed | (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 583 | · | · | 1,166 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 78 | · | · | 78 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 353 | · | · | 353 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 69 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 417 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2024 | KAI | F | 47 | $327.00 | $15,369 | 2,645 Direct | -1.75% | Disposed | -17.8% (price as of 2026-10-02) |
| March 10, 2024 | KAI | F | 242 | $327.00 | $79,134 | 2,580 Direct | -8.58% | Disposed | -17.8% (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 583 | · | · | 2,822 Direct | +26.04% | Acquired | (price as of 2026-10-02) |
| March 10, 2024 | KAI | F | 33 | $327.00 | $10,791 | 2,239 Direct | -1.45% | Disposed | -17.8% (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 78 | · | · | 2,272 Direct | +3.56% | Acquired | (price as of 2026-10-02) |
| March 10, 2024 | KAI | F | 146 | $327.00 | $47,742 | 2,194 Direct | -6.24% | Disposed | -17.8% (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 353 | · | · | 2,340 Direct | +17.77% | Acquired | (price as of 2026-10-02) |
| March 10, 2024 | KAI | F | 29 | $327.00 | $9,483 | 1,987 Direct | -1.44% | Disposed | -17.8% (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 69 | · | · | 2,016 Direct | +3.54% | Acquired | (price as of 2026-10-02) |
| March 10, 2024 | KAI | F | 173 | $327.00 | $56,571 | 1,947 Direct | -8.16% | Disposed | -17.8% (price as of 2026-10-02) |
| March 10, 2024 | KAI | M | 417 | · | · | 2,120 Direct | +24.49% | Acquired | (price as of 2026-10-02) |
| March 6, 2024 | KAI | A | 314 | · | · | 314 Direct | · | Acquired | (price as of 2026-10-02) |
| March 6, 2024 | KAI | A | 1,255 | · | · | 1,255 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 22, 2023 | KAI | S | 1,950 | $221.64 | $432,198 | 1,703 Direct | -53.38% | Disposed | 21.3% (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 78 | · | · | 156 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 353 | · | · | 706 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 70 | · | · | 69 Direct | -50.36% | Disposed | (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 417 | · | · | 417 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 110 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 417 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2023 | KAI | F | 28 | $213.64 | $5,982 | 3,653 Direct | -0.76% | Disposed | 25.8% (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 78 | · | · | 3,681 Direct | +2.16% | Acquired | (price as of 2026-10-02) |
| March 10, 2023 | KAI | F | 125 | $213.64 | $26,705 | 3,603 Direct | -3.35% | Disposed | 25.8% (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 353 | · | · | 3,728 Direct | +10.46% | Acquired | (price as of 2026-10-02) |
| March 10, 2023 | KAI | F | 25 | $213.64 | $5,341 | 3,375 Direct | -0.74% | Disposed | 25.8% (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 70 | · | · | 3,400 Direct | +2.10% | Acquired | (price as of 2026-10-02) |
| March 10, 2023 | KAI | F | 148 | $213.64 | $31,619 | 3,330 Direct | -4.26% | Disposed | 25.8% (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 417 | · | · | 3,478 Direct | +13.62% | Acquired | (price as of 2026-10-02) |
| March 10, 2023 | KAI | F | 39 | $213.64 | $8,332 | 3,061 Direct | -1.26% | Disposed | 25.8% (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 110 | · | · | 3,100 Direct | +3.68% | Acquired | (price as of 2026-10-02) |
| March 10, 2023 | KAI | F | 148 | $213.64 | $31,619 | 2,990 Direct | -4.72% | Disposed | 25.8% (price as of 2026-10-02) |
| March 10, 2023 | KAI | M | 417 | · | · | 3,138 Direct | +15.33% | Acquired | (price as of 2026-10-02) |
| March 7, 2023 | KAI | A | 334 | · | · | 334 Direct | · | Acquired | (price as of 2026-10-02) |
| March 7, 2023 | KAI | A | 1,335 | · | · | 1,335 Direct | · | Acquired | (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 70 | · | · | 139 Direct | -33.49% | Disposed | (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 417 | · | · | 834 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 110 | · | · | 110 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 417 | · | · | 417 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 378 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 10, 2022 | KAI | F | 18 | $202.22 | $3,640 | 2,721 Direct | -0.66% | Disposed | 32.9% (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 70 | · | · | 2,739 Direct | +2.62% | Acquired | (price as of 2026-10-02) |
| March 10, 2022 | KAI | F | 102 | $202.22 | $20,626 | 2,669 Direct | -3.68% | Disposed | 32.9% (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 417 | · | · | 2,771 Direct | +17.71% | Acquired | (price as of 2026-10-02) |
| March 10, 2022 | KAI | F | 27 | $202.22 | $5,460 | 2,354 Direct | -1.13% | Disposed | 32.9% (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 110 | · | · | 2,381 Direct | +4.84% | Acquired | (price as of 2026-10-02) |
| March 10, 2022 | KAI | F | 102 | $202.22 | $20,626 | 2,271 Direct | -4.30% | Disposed | 32.9% (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 417 | · | · | 2,373 Direct | +21.32% | Acquired | (price as of 2026-10-02) |
| March 10, 2022 | KAI | F | 93 | $202.22 | $18,806 | 1,956 Direct | -4.54% | Disposed | 32.9% (price as of 2026-10-02) |
| March 10, 2022 | KAI | M | 378 | · | · | 2,049 Direct | +22.62% | Acquired | (price as of 2026-10-02) |
| March 8, 2022 | KAI | A | 234 | · | · | 234 Direct | · | Acquired | (price as of 2026-10-02) |
| March 8, 2022 | KAI | A | 936 | · | · | 936 Direct | · | Acquired | (price as of 2026-10-02) |
| March 10, 2021 | KAI | M | 110 | · | · | 220 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
Showing latest 100 of 115 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 |
|---|---|---|---|---|---|---|---|
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 583 | Disposed |
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 111 | Disposed |
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2027 | 438 | Disposed |
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2027 | 105 | Disposed |
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2028 | 313 | Disposed |
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2028 | 82 | Disposed |
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2029 | 1,487 | Acquired |
| March 10, 2026 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2029 | 372 | Acquired |
| March 10, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2027 | 105 | Disposed |
| March 10, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2027 | 439 | Disposed |
| March 10, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 111 | Disposed |
| March 10, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 583 | Disposed |
| March 10, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 78 | Disposed |
| March 10, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 353 | Disposed |
| March 4, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2028 | 244 | Acquired |
| March 4, 2025 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2028 | 978 | Acquired |
| March 10, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 112 | Disposed |
| March 10, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 583 | Disposed |
| March 10, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 78 | Disposed |
| March 10, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 353 | Disposed |
| March 10, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2024 | 69 | Disposed |
| March 10, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2024 | 417 | Disposed |
| March 6, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2027 | 314 | Acquired |
| March 6, 2024 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2027 | 1,255 | Acquired |
| March 10, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 78 | Disposed |
| March 10, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 353 | Disposed |
| March 10, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2024 | 70 | Disposed |
| March 10, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2024 | 417 | Disposed |
| March 10, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2023 | 110 | Disposed |
| March 10, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2023 | 417 | Disposed |
| March 7, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 334 | Acquired |
| March 7, 2023 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2026 | 1,335 | Acquired |
| March 10, 2022 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2024 | 70 | Disposed |
| March 10, 2022 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2024 | 417 | Disposed |
| March 10, 2022 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2023 | 110 | Disposed |
| March 10, 2022 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2023 | 417 | Disposed |
| March 10, 2022 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2022 | 378 | Disposed |
| March 8, 2022 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 234 | Acquired |
| March 8, 2022 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2025 | 936 | Acquired |
| March 10, 2021 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2023 | 110 | Disposed |
| March 10, 2021 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2023 | 418 | Disposed |
| March 10, 2021 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2022 | 378 | Disposed |
| March 9, 2021 | KAI | Common Stock | Common Stock | $0.00 | April 30, 2024 | 209 | Acquired |
| March 9, 2021 | KAI | Common Stock | Common Stock | $0.00 | April 30, 2024 | 834 | Acquired |
| March 10, 2020 | KAI | Restricted Stock Unit | Common Stock | $0.00 | April 30, 2022 | 378 | Disposed |
| March 2, 2020 | KAI | Common Stock | Common Stock | $0.00 | April 30, 2023 | 330 | Acquired |
| March 2, 2020 | KAI | Common Stock | Common Stock | $0.00 | April 30, 2023 | 1,321 | 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.