Mark David Schwartz
Insider
First SEC filing: Jan. 18, 2024 · Latest: April 17, 2026
Insider at
Insider transactions
0 buys (P)
3 sells (S)
Net: $-1,249,202
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 |
|---|---|---|---|---|---|---|---|---|---|
| April 16, 2026 | TRMB | S 10b5-1 | 8,283 | $67.01 | $555,044 | 19,668 Direct | -29.63% | Disposed | -14.2% (price as of 2026-10-02) |
| April 16, 2026 | TRMB | S 10b5-1 | 8,442 | $67.01 | $565,698 | 27,951 Direct | -23.20% | Disposed | -14.2% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | M | 5,996 | · | · | 11,992 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| April 15, 2026 | TRMB | M | 6,032 | · | · | 6,032 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| April 15, 2026 | TRMB | M | 2,700 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| April 15, 2026 | TRMB | F | 2,624 | $66.51 | $174,522 | 36,393 Direct | -6.73% | Disposed | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | M | 5,996 | $66.51 | $398,794 | 39,017 Direct | +18.16% | Acquired | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | F | 2,639 | $66.51 | $175,520 | 33,021 Direct | -7.40% | Disposed | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | M | 6,032 | $66.51 | $401,188 | 35,660 Direct | +20.36% | Acquired | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | F | 1,182 | $66.51 | $78,615 | 29,628 Direct | -3.84% | Disposed | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | M | 2,700 | $66.51 | $179,577 | 30,810 Direct | +9.61% | Acquired | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | F | 1,318 | $66.51 | $87,660 | 28,110 Direct | -4.48% | Disposed | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | A | 3,585 | $66.51 | $238,438 | 29,428 Direct | +13.87% | Acquired | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | F | 4,582 | $66.51 | $304,749 | 25,843 Direct | -15.06% | Disposed | -13.5% (price as of 2026-10-02) |
| April 15, 2026 | TRMB | A | 10,757 | $66.51 | $715,448 | 30,425 Direct | +54.69% | Acquired | -13.5% (price as of 2026-10-02) |
| March 26, 2026 | TRMB | A | 22,778 | · | · | 22,778 Direct | · | Acquired | (price as of 2026-10-02) |
| March 26, 2026 | TRMB | A | 22,781 | · | · | 22,781 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 17, 2025 | TRMB | S 10b5-1 | 1,672 | $76.83 | $128,460 | 19,509 Direct | -7.89% | Disposed | -25.1% (price as of 2026-10-02) |
| July 10, 2025 | TRMB | S 10b5-1 | 1,404 | $80.00 | $112,320 | 21,001 Direct | -6.27% | Disposed | -28.1% (price as of 2026-10-02) |
| July 3, 2025 | TRMB | S 10b5-1 | 1,476 | $78.00 | $115,128 | 22,405 Direct | -6.18% | Disposed | -26.3% (price as of 2026-10-02) |
| May 22, 2025 | TRMB | F | 45 | $70.76 | $3,184 | 23,881 Direct | -0.19% | Disposed | -18.7% (price as of 2026-10-02) |
| May 22, 2025 | TRMB | M | 102 | · | · | 23,926 Direct | +0.43% | Acquired | (price as of 2026-10-02) |
| May 22, 2025 | TRMB | F | 135 | $70.76 | $9,553 | 23,824 Direct | -0.56% | Disposed | -18.7% (price as of 2026-10-02) |
| May 22, 2025 | TRMB | M | 308 | · | · | 23,959 Direct | +1.30% | Acquired | (price as of 2026-10-02) |
| April 15, 2025 | TRMB | M | 6,032 | · | · | 12,064 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| April 15, 2025 | TRMB | M | 2,699 | · | · | 2,700 Direct | -49.99% | Disposed | (price as of 2026-10-02) |
| April 15, 2025 | TRMB | M | 1,890 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| April 15, 2025 | TRMB | F | 2,639 | $59.49 | $156,994 | 23,651 Direct | -10.04% | Disposed | -3.3% (price as of 2026-10-02) |
| April 15, 2025 | TRMB | M | 6,032 | $59.49 | $358,844 | 26,290 Direct | +29.78% | Acquired | -3.3% (price as of 2026-10-02) |
| April 15, 2025 | TRMB | F | 1,181 | $59.49 | $70,258 | 20,258 Direct | -5.51% | Disposed | -3.3% (price as of 2026-10-02) |
| April 15, 2025 | TRMB | M | 2,699 | $59.49 | $160,564 | 21,439 Direct | +14.40% | Acquired | -3.3% (price as of 2026-10-02) |
| April 15, 2025 | TRMB | F | 827 | $59.49 | $49,198 | 18,740 Direct | -4.23% | Disposed | -3.3% (price as of 2026-10-02) |
| April 15, 2025 | TRMB | M | 1,890 | $59.49 | $112,436 | 19,567 Direct | +10.69% | Acquired | -3.3% (price as of 2026-10-02) |
| April 10, 2025 | TRMB | F | 578 | $61.49 | $35,541 | 17,677 Direct | -3.17% | Disposed | -6.5% (price as of 2026-10-02) |
| April 10, 2025 | TRMB | A | 1,320 | · | · | 18,255 Direct | +7.79% | Acquired | (price as of 2026-10-02) |
| April 10, 2025 | TRMB | F | 1,609 | $61.49 | $98,937 | 16,935 Direct | -8.68% | Disposed | -6.5% (price as of 2026-10-02) |
| April 10, 2025 | TRMB | A | 3,992 | · | · | 18,544 Direct | +27.43% | Acquired | (price as of 2026-10-02) |
| March 12, 2025 | TRMB | A | 17,988 | · | · | 17,988 Direct | · | Acquired | (price as of 2026-10-02) |
| March 12, 2025 | TRMB | A | 17,986 | · | · | 17,986 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 15, 2024 | TRMB | M | 496 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 15, 2024 | TRMB | F | 217 | $63.05 | $13,682 | 14,325 Direct | -1.49% | Disposed | -8.8% (price as of 2026-10-02) |
| Oct. 15, 2024 | TRMB | M | 496 | $63.05 | $31,273 | 14,542 Direct | +3.53% | Acquired | -8.8% (price as of 2026-10-02) |
| Aug. 15, 2024 | TRMB | M | 4,777 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 15, 2024 | TRMB | F | 2,090 | $53.17 | $111,125 | 13,845 Direct | -13.12% | Disposed | 8.2% (price as of 2026-10-02) |
| Aug. 15, 2024 | TRMB | M | 4,777 | $53.17 | $253,993 | 15,935 Direct | +42.81% | Acquired | 8.2% (price as of 2026-10-02) |
| May 15, 2024 | TRMB | M | 1,413 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 15, 2024 | TRMB | F | 520 | $57.09 | $29,687 | 11,158 Direct | -4.45% | Disposed | 0.8% (price as of 2026-10-02) |
| May 15, 2024 | TRMB | M | 1,413 | $57.09 | $80,668 | 11,678 Direct | +13.77% | Acquired | 0.8% (price as of 2026-10-02) |
| April 16, 2024 | TRMB | S 10b5-1 | 2,322 | $59.10 | $137,230 | 10,265 Direct | -18.45% | Disposed | -2.7% (price as of 2026-10-02) |
| April 15, 2024 | TRMB | M | 2,699 | · | · | 5,399 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| April 15, 2024 | TRMB | M | 1,890 | · | · | 1,890 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| April 15, 2024 | TRMB | S 10b5-1 | 235 | $61.14 | $14,368 | 12,587 Direct | -1.83% | Disposed | -5.9% (price as of 2026-10-02) |
| April 15, 2024 | TRMB | F | 992 | $60.54 | $60,056 | 12,822 Direct | -7.18% | Disposed | -5.0% (price as of 2026-10-02) |
| April 15, 2024 | TRMB | M | 2,699 | $60.54 | $163,397 | 13,814 Direct | +24.28% | Acquired | -5.0% (price as of 2026-10-02) |
| April 15, 2024 | TRMB | F | 695 | $60.54 | $42,075 | 11,115 Direct | -5.88% | Disposed | -5.0% (price as of 2026-10-02) |
| April 15, 2024 | TRMB | M | 1,890 | $60.54 | $114,421 | 11,810 Direct | +19.05% | Acquired | -5.0% (price as of 2026-10-02) |
| March 19, 2024 | TRMB | A | 18,096 | · | · | 18,096 Direct | · | Acquired | (price as of 2026-10-02) |
| March 19, 2024 | TRMB | A | 18,096 | · | · | 18,096 Direct | · | Acquired | (price as of 2026-10-02) |
| March 15, 2024 | TRMB | S 10b5-1 | 235 | $61.88 | $14,542 | 9,920 Direct | -2.31% | Disposed | -7.0% (price as of 2026-10-02) |
| Feb. 15, 2024 | TRMB | S 10b5-1 | 235 | $59.03 | $13,872 | 9,928 Direct | -2.31% | Disposed | -2.6% (price as of 2026-10-02) |
| Feb. 6, 2024 | TRMB | S 10b5-1 | 1,821 | $51.87 | $94,455 | 10,163 Direct | -15.20% | Disposed | 10.9% (price as of 2026-10-02) |
| Feb. 5, 2024 | TRMB | F | 1,550 | $52.59 | $81,514 | 11,984 Direct | -11.45% | Disposed | 9.4% (price as of 2026-10-02) |
| Feb. 5, 2024 | TRMB | A | 3,826 | · | · | 13,534 Direct | +39.41% | Acquired | (price as of 2026-10-02) |
| Jan. 16, 2024 | TRMB | S 10b5-1 | 235 | $50.82 | $11,943 | 9,708 Direct | -2.36% | Disposed | 13.2% (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| April 15, 2026 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2028 | 5,996 | Disposed |
| April 15, 2026 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2027 | 6,032 | Disposed |
| April 15, 2026 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2026 | 2,700 | Disposed |
| March 26, 2026 | TRMB | Employee Stock Option | Common Stock | $65.45 | April 15, 2036 | 22,778 | Acquired |
| March 26, 2026 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2029 | 22,781 | Acquired |
| April 15, 2025 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2027 | 6,032 | Disposed |
| April 15, 2025 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2026 | 2,699 | Disposed |
| April 15, 2025 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2025 | 1,890 | Disposed |
| March 12, 2025 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2028 | 17,988 | Acquired |
| March 12, 2025 | TRMB | Employee Stock Option | Common Stock | $67.36 | April 15, 2035 | 17,986 | Acquired |
| Oct. 15, 2024 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | Oct. 15, 2024 | 496 | Disposed |
| Aug. 15, 2024 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | Aug. 15, 2024 | 4,777 | Disposed |
| May 15, 2024 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | May 15, 2024 | 1,413 | Disposed |
| April 15, 2024 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2026 | 2,699 | Disposed |
| April 15, 2024 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2025 | 1,890 | Disposed |
| March 19, 2024 | TRMB | Restricted Stock Unit | Common Stock | $0.00 | April 15, 2027 | 18,096 | Acquired |
| March 19, 2024 | TRMB | Employee Stock Option | Common Stock | $63.47 | April 15, 2034 | 18,096 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 18, 2024 | TRMB | Common Stock | 9,943 | Direct |
| Jan. 18, 2024 | TRMB | Restricted Stock Unit [F1] | 496 | Direct |
| Jan. 18, 2024 | TRMB | Restricted Stock Unit [F1] | 1,413 | Direct |
| Jan. 18, 2024 | TRMB | Restricted Stock Unit [F1] | 3,780 | Direct |
| Jan. 18, 2024 | TRMB | Restricted Stock Unit [F1] | 4,777 | Direct |
| Jan. 18, 2024 | TRMB | Restricted Stock Unit [F1] | 8,098 | Direct |
| Jan. 18, 2024 | TRMB | Employee Stock Option | 8,098 | Direct |