Matthew A. Long
Insider
First SEC filing: Sept. 22, 2020 · Latest: Sept. 22, 2020
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 |
|---|---|---|---|---|---|---|---|---|---|
| April 15, 2021 | PLTR | A | 1,213 | · | · | 711,602 Direct | +0.17% | Acquired | (price as of 2026-10-05) |
| Feb. 23, 2021 | PLTR | S 10b5-1 | 1,300 | $24.50 | $31,850 | 749,575 Direct | -0.17% | Disposed | 673.1% (price as of 2026-10-05) |
| Feb. 23, 2021 | PLTR | S 10b5-1 | 5,075 | $25.62 | $130,022 | 744,500 Direct | -0.68% | Disposed | 639.3% (price as of 2026-10-05) |
| Feb. 23, 2021 | PLTR | S 10b5-1 | 32,025 | $26.45 | $847,061 | 712,475 Direct | -4.30% | Disposed | 616.1% (price as of 2026-10-05) |
| Feb. 23, 2021 | PLTR | S 10b5-1 | 2,086 | $27.15 | $56,635 | 710,389 Direct | -0.29% | Disposed | 597.6% (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | C 10b5-1 | 220,000 | · | · | 296,296 Direct | -42.61% | Disposed | (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | M 10b5-1 | 220,000 | · | · | 516,296 Direct | +74.25% | Acquired | (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | M 10b5-1 | 220,000 | · | · | 660,000 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | S 10b5-1 | 220,000 | $30.02 | $6,604,400 | 710,389 Direct | -23.65% | Disposed | 530.9% (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | C 10b5-1 | 220,000 | · | · | 970,875 Direct | +29.30% | Acquired | (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | S 10b5-1 | 21,357 | $28.17 | $601,627 | 760,582 Direct | -2.73% | Disposed | 572.3% (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | S 10b5-1 | 8,525 | $28.94 | $246,714 | 752,057 Direct | -1.12% | Disposed | 554.5% (price as of 2026-10-05) |
| Feb. 22, 2021 | PLTR | S 10b5-1 | 1,182 | $29.85 | $35,283 | 750,875 Direct | -0.16% | Disposed | 534.5% (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | C 10b5-1 | 503,864 | · | · | 296,296 Direct | -62.97% | Disposed | (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | M 10b5-1 | 220,000 | · | · | 800,160 Direct | +37.92% | Acquired | (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | M 10b5-1 | 220,000 | · | · | 880,000 Direct | -20.00% | Disposed | (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | M 10b5-1 | 283,864 | · | · | 580,160 Direct | +95.80% | Acquired | (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | M 10b5-1 | 283,864 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | S 10b5-1 | 35,102 | $25.86 | $907,738 | 781,939 Direct | -4.30% | Disposed | 632.4% (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | S 10b5-1 | 468,762 | $25.04 | $11,737,800 | 817,041 Direct | -36.46% | Disposed | 656.4% (price as of 2026-10-05) |
| Feb. 18, 2021 | PLTR | C 10b5-1 | 503,864 | · | · | 1,285,803 Direct | +64.44% | Acquired | (price as of 2026-10-05) |
| Dec. 28, 2020 | PLTR | M 10b5-1 | 71,296 | · | · | 296,296 Direct | +31.69% | Acquired | (price as of 2026-10-05) |
| Dec. 28, 2020 | PLTR | M 10b5-1 | 71,296 | · | · | 283,864 Direct | -20.07% | Disposed | (price as of 2026-10-05) |
| Dec. 2, 2020 | PLTR | M 10b5-1 | 100,000 | · | · | 225,000 Direct | +80.00% | Acquired | (price as of 2026-10-05) |
| Dec. 2, 2020 | PLTR | M 10b5-1 | 100,000 | · | · | 355,160 Direct | -21.97% | Disposed | (price as of 2026-10-05) |
| Dec. 1, 2020 | PLTR | M 10b5-1 | 75,000 | · | · | 125,000 Direct | +150.00% | Acquired | (price as of 2026-10-05) |
| Dec. 1, 2020 | PLTR | M 10b5-1 | 75,000 | · | · | 455,160 Direct | -14.15% | Disposed | (price as of 2026-10-05) |
| Nov. 30, 2020 | PLTR | M 10b5-1 | 50,000 | · | · | 50,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 30, 2020 | PLTR | M 10b5-1 | 50,000 | · | · | 530,160 Direct | -8.62% | Disposed | (price as of 2026-10-05) |
| Nov. 23, 2020 | PLTR | S 10b5-1 | 22,495 | $20.94 | $471,045 | 781,939 Direct | -2.80% | Disposed | 804.5% (price as of 2026-10-05) |
| Nov. 23, 2020 | PLTR | S 10b5-1 | 28,855 | $19.98 | $576,523 | 804,434 Direct | -3.46% | Disposed | 847.9% (price as of 2026-10-05) |
| Nov. 20, 2020 | PLTR | S 10b5-1 | 6,789 | $19.21 | $130,417 | 833,289 Direct | -0.81% | Disposed | 885.9% (price as of 2026-10-05) |
| Nov. 20, 2020 | PLTR | S 10b5-1 | 33,928 | $18.43 | $625,293 | 840,078 Direct | -3.88% | Disposed | 927.7% (price as of 2026-10-05) |
| Nov. 16, 2020 | PLTR | C 10b5-1 | 280,040 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 16, 2020 | PLTR | M 10b5-1 | 280,040 | · | · | 280,040 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 16, 2020 | PLTR | M 10b5-1 | 280,040 | · | · | 580,160 Direct | -32.56% | Disposed | (price as of 2026-10-05) |
| Nov. 16, 2020 | PLTR | S 10b5-1 | 2,998 | $16.07 | $48,178 | 874,006 Direct | -0.34% | Disposed | 1078.6% (price as of 2026-10-05) |
| Nov. 16, 2020 | PLTR | S 10b5-1 | 277,042 | $15.80 | $4,377,264 | 877,004 Direct | -24.01% | Disposed | 1098.7% (price as of 2026-10-05) |
| Nov. 16, 2020 | PLTR | C 10b5-1 | 280,040 | · | · | 1,154,046 Direct | +32.04% | Acquired | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | C | 139,800 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | M | 139,800 | · | · | 139,800 Direct | · | Acquired | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | M | 139,800 | · | · | 860,200 Direct | -13.98% | Disposed | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | C | 200 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | M | 200 | · | · | 200 Direct | · | Acquired | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | M | 200 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | S | 140,000 | $9.90 | $1,386,000 | 874,006 Direct | -13.81% | Disposed | 1813.1% (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | C | 139,800 | · | · | 1,014,006 Direct | +15.99% | Acquired | (price as of 2026-10-05) |
| Oct. 1, 2020 | PLTR | C | 200 | · | · | 874,206 Direct | +0.02% | Acquired | (price as of 2026-10-05) |
| Sept. 30, 2020 | PLTR | S | 24,361 | $11.22 | $273,330 | 874,006 Direct | -2.71% | Disposed | 1588.1% (price as of 2026-10-05) |
| Sept. 30, 2020 | PLTR | S | 136,050 | $10.65 | $1,448,932 | 898,367 Direct | -13.15% | Disposed | 1678.4% (price as of 2026-10-05) |
| Sept. 30, 2020 | PLTR | S | 278,993 | $9.76 | $2,722,972 | 1,034,417 Direct | -21.24% | Disposed | 1840.6% (price as of 2026-10-05) |
| Sept. 30, 2020 | PLTR | A | 1,313,410 | · | · | 1,313,410 Direct | · | Acquired | (price as of 2026-10-05) |
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. 22, 2021 | PLTR | Class B Common Stock [F2] | Class A Common Stock | · | · | 220,000 | Disposed |
| Feb. 22, 2021 | PLTR | Class B Common Stock [F2] | Class A Common Stock | $4.72 | · | 220,000 | Acquired |
| Feb. 22, 2021 | PLTR | Employee stock option (Right to buy) | Class B Common Stock [F2] | $4.72 | June 3, 2030 | 220,000 | Disposed |
| Feb. 18, 2021 | PLTR | Class B Common Stock [F5] | Class A Common Stock | · | · | 503,864 | Disposed |
| Feb. 18, 2021 | PLTR | Class B Common Stock [F5] | Class A Common Stock | $4.72 | · | 220,000 | Acquired |
| Feb. 18, 2021 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F5] | $4.72 | June 3, 2030 | 220,000 | Disposed |
| Feb. 18, 2021 | PLTR | Class B Common Stock [F5] | Class A Common Stock | $2.70 | · | 283,864 | Acquired |
| Feb. 18, 2021 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F5] | $2.70 | July 2, 2022 | 283,864 | Disposed |
| Dec. 28, 2020 | PLTR | Class B Common Stock [F3] | Class A Common Stock | $2.70 | · | 71,296 | Acquired |
| Dec. 28, 2020 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F3] | $2.70 | July 2, 2022 | 71,296 | Disposed |
| Dec. 2, 2020 | PLTR | Class B Common Stock [F3] | Class A Common Stock | $2.70 | · | 100,000 | Acquired |
| Dec. 2, 2020 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F3] | $2.70 | July 2, 2022 | 100,000 | Disposed |
| Dec. 1, 2020 | PLTR | Class B Common Stock [F3] | Class A Common Stock | $2.70 | · | 75,000 | Acquired |
| Dec. 1, 2020 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F3] | $2.70 | July 2, 2022 | 75,000 | Disposed |
| Nov. 30, 2020 | PLTR | Class B Common Stock [F3] | Class A Common Stock | $2.70 | · | 50,000 | Acquired |
| Nov. 30, 2020 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F3] | $2.70 | July 2, 2022 | 50,000 | Disposed |
| Nov. 16, 2020 | PLTR | Class B Common Stock [F5] | Class A Common Stock | · | · | 280,040 | Disposed |
| Nov. 16, 2020 | PLTR | Class B Common Stock [F5] | Class A Common Stock | $2.70 | · | 280,040 | Acquired |
| Nov. 16, 2020 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F5] | $2.70 | July 2, 2022 | 280,040 | Disposed |
| Oct. 1, 2020 | PLTR | Class B Common Stock | Class A Common Stock | · | · | 139,800 | Disposed |
| Oct. 1, 2020 | PLTR | Class B Common Stock | Class A Common Stock | · | · | 139,800 | Acquired |
| Oct. 1, 2020 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock | $2.70 | July 2, 2022 | 139,800 | Disposed |
| Oct. 1, 2020 | PLTR | Class B Common Stock | Class A Common Stock | · | · | 200 | Disposed |
| Oct. 1, 2020 | PLTR | Class B Common Stock | Class A Common Stock | · | · | 200 | Acquired |
| Oct. 1, 2020 | PLTR | Employee Stock Option (Right to buy) | Class B Common Stock [F8] | $1.50 | Dec. 19, 2021 | 200 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.