Brian Armstrong
Insider
First SEC filing: April 1, 2021 · Latest: April 1, 2021
Insider at
Insider transactions
0 buys (P)
43 sells (S)
Net: $-77,572,908
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 |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 5, 2026 | COIN | M 10b5-1 | 40,000 | $18.71 | $748,400 | 40,000 Direct | · | Acquired | 878.1% (price as of 2026-10-02) |
| Jan. 5, 2026 | COIN | S 10b5-1 | 20,790 | $248.53 | $5,166,939 | 19,210 Direct | -51.98% | Disposed | -26.4% (price as of 2026-10-02) |
| Jan. 5, 2026 | COIN | S 10b5-1 | 18,923 | $249.41 | $4,719,585 | 287 Direct | -98.51% | Disposed | -26.6% (price as of 2026-10-02) |
| Jan. 5, 2026 | COIN | S 10b5-1 | 287 | $250.01 | $71,753 | 0 Direct | -100.00% | Disposed | -26.8% (price as of 2026-10-02) |
| Jan. 5, 2026 | COIN | M 10b5-1 | 40,000 | · | · | 2,553,924 Direct | -1.54% | Disposed | (price as of 2026-10-02) |
| Dec. 22, 2025 | COIN | M 10b5-1 | 40,000 | $18.71 | $748,400 | 40,000 Direct | · | Acquired | 878.1% (price as of 2026-10-02) |
| Dec. 22, 2025 | COIN | S 10b5-1 | 9,138 | $248.61 | $2,271,798 | 30,862 Direct | -22.84% | Disposed | -26.4% (price as of 2026-10-02) |
| Dec. 22, 2025 | COIN | S 10b5-1 | 8,937 | $249.55 | $2,230,228 | 21,925 Direct | -28.96% | Disposed | -26.7% (price as of 2026-10-02) |
| Dec. 22, 2025 | COIN | S 10b5-1 | 11,707 | $250.50 | $2,932,604 | 10,218 Direct | -53.40% | Disposed | -26.9% (price as of 2026-10-02) |
| Dec. 22, 2025 | COIN | S 10b5-1 | 8,635 | $251.52 | $2,171,875 | 1,583 Direct | -84.51% | Disposed | -27.2% (price as of 2026-10-02) |
| Dec. 22, 2025 | COIN | S 10b5-1 | 1,583 | $252.30 | $399,391 | 0 Direct | -100.00% | Disposed | -27.5% (price as of 2026-10-02) |
| Dec. 22, 2025 | COIN | M 10b5-1 | 40,000 | · | · | 2,593,924 Direct | -1.52% | Disposed | (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | M 10b5-1 | 40,000 | $18.71 | $748,400 | 40,000 Direct | · | Acquired | 878.1% (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | S 10b5-1 | 4,660 | $271.57 | $1,265,516 | 35,340 Direct | -11.65% | Disposed | -32.6% (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | S 10b5-1 | 9,978 | $272.44 | $2,718,406 | 25,362 Direct | -28.23% | Disposed | -32.8% (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | S 10b5-1 | 5,213 | $273.45 | $1,425,495 | 20,149 Direct | -20.55% | Disposed | -33.1% (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | S 10b5-1 | 5,902 | $274.50 | $1,620,099 | 14,247 Direct | -29.29% | Disposed | -33.3% (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | S 10b5-1 | 12,474 | $275.41 | $3,435,464 | 1,773 Direct | -87.56% | Disposed | -33.6% (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | S 10b5-1 | 1,773 | $276.07 | $489,472 | 0 Direct | -100.00% | Disposed | -33.7% (price as of 2026-10-02) |
| Dec. 8, 2025 | COIN | M 10b5-1 | 40,000 | · | · | 2,633,924 Direct | -1.50% | Disposed | (price as of 2026-10-02) |
| Nov. 26, 2025 | COIN | M 10b5-1 | 40,000 | $18.71 | $748,400 | 40,000 Direct | · | Acquired | 878.1% (price as of 2026-10-02) |
| Nov. 26, 2025 | COIN | S 10b5-1 | 8,049 | $255.47 | $2,056,278 | 31,951 Direct | -20.12% | Disposed | -28.4% (price as of 2026-10-02) |
| Nov. 26, 2025 | COIN | S 10b5-1 | 5,575 | $256.39 | $1,429,374 | 26,376 Direct | -17.45% | Disposed | -28.6% (price as of 2026-10-02) |
| Nov. 26, 2025 | COIN | S 10b5-1 | 11,047 | $257.37 | $2,843,166 | 15,329 Direct | -41.88% | Disposed | -28.9% (price as of 2026-10-02) |
| Nov. 26, 2025 | COIN | S 10b5-1 | 10,235 | $258.27 | $2,643,393 | 5,094 Direct | -66.77% | Disposed | -29.1% (price as of 2026-10-02) |
| Nov. 26, 2025 | COIN | S 10b5-1 | 5,094 | $259.15 | $1,320,110 | 0 Direct | -100.00% | Disposed | -29.4% (price as of 2026-10-02) |
| Nov. 26, 2025 | COIN | M 10b5-1 | 40,000 | · | · | 2,673,924 Direct | -1.47% | Disposed | (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | M 10b5-1 | 40,000 | $18.71 | $748,400 | 40,000 Direct | · | Acquired | 878.1% (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | S 10b5-1 | 15,711 | $271.14 | $4,259,881 | 24,289 Direct | -39.28% | Disposed | -32.5% (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | S 10b5-1 | 17,957 | $271.83 | $4,881,251 | 6,332 Direct | -73.93% | Disposed | -32.7% (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | S 10b5-1 | 1,848 | $272.88 | $504,282 | 4,484 Direct | -29.19% | Disposed | -32.9% (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | S 10b5-1 | 3,845 | $274.06 | $1,053,761 | 639 Direct | -85.75% | Disposed | -33.2% (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | S 10b5-1 | 603 | $274.73 | $165,662 | 36 Direct | -94.37% | Disposed | -33.4% (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | S 10b5-1 | 36 | $275.91 | $9,933 | 0 Direct | -100.00% | Disposed | -33.7% (price as of 2026-10-02) |
| Nov. 17, 2025 | COIN | M 10b5-1 | 40,000 | · | · | 2,713,924 Direct | -1.45% | Disposed | (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | S 10b5-1 | 11,264 | $319.85 | $3,602,790 | 14,262 Indirect | -44.13% | Disposed | -42.8% (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | S 10b5-1 | 9,196 | $320.58 | $2,948,054 | 5,066 Indirect | -64.48% | Disposed | -42.9% (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | S 10b5-1 | 1,839 | $321.68 | $591,570 | 3,227 Indirect | -36.30% | Disposed | -43.1% (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | S 10b5-1 | 553 | $322.89 | $178,558 | 2,674 Indirect | -17.14% | Disposed | -43.3% (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | S 10b5-1 | 1,532 | $323.82 | $496,092 | 1,142 Indirect | -57.29% | Disposed | -43.5% (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | S 10b5-1 | 616 | $324.37 | $199,812 | 526 Indirect | -53.94% | Disposed | -43.6% (price as of 2026-10-02) |
| Nov. 10, 2025 | COIN | C | 25,000 | · | · | 22,681,225 Indirect | -0.11% | Disposed | (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | S 10b5-1 | 4,524 | $335.12 | $1,516,083 | 21,002 Indirect | -17.72% | Disposed | -45.4% (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | S 10b5-1 | 4,301 | $336.18 | $1,445,910 | 16,701 Indirect | -20.48% | Disposed | -45.6% (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | S 10b5-1 | 5,424 | $337.45 | $1,830,329 | 11,277 Indirect | -32.48% | Disposed | -45.8% (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | S 10b5-1 | 5,080 | $338.22 | $1,718,158 | 6,197 Indirect | -45.05% | Disposed | -45.9% (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | S 10b5-1 | 2,600 | $339.26 | $882,076 | 3,597 Indirect | -41.96% | Disposed | -46.1% (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | S 10b5-1 | 3,071 | $340.15 | $1,044,601 | 526 Indirect | -85.38% | Disposed | -46.2% (price as of 2026-10-02) |
| Nov. 3, 2025 | COIN | C | 25,000 | · | · | 22,706,225 Indirect | -0.11% | Disposed | (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | S 10b5-1 | 2,755 | $359.49 | $990,395 | 22,771 Indirect | -10.79% | Disposed | -49.1% (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | S 10b5-1 | 6,433 | $360.48 | $2,318,968 | 16,338 Indirect | -28.25% | Disposed | -49.2% (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | S 10b5-1 | 8,724 | $361.45 | $3,153,290 | 7,614 Indirect | -53.40% | Disposed | -49.4% (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | S 10b5-1 | 5,754 | $362.35 | $2,084,962 | 1,860 Indirect | -75.57% | Disposed | -49.5% (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | S 10b5-1 | 1,173 | $363.95 | $426,913 | 687 Indirect | -63.06% | Disposed | -49.7% (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | S 10b5-1 | 161 | $364.17 | $58,631 | 526 Indirect | -23.44% | Disposed | -49.7% (price as of 2026-10-02) |
| Oct. 13, 2025 | COIN | C | 25,000 | · | · | 22,731,225 Indirect | -0.11% | Disposed | (price as of 2026-10-02) |
| Oct. 5, 2025 | COIN | C | 0 | · | · | 22,781,225 Indirect | 0.00% | Disposed | (price as of 2026-10-02) |
| Oct. 2, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Oct. 2, 2025 | COIN | S 10b5-1 | 3,849 | $353.86 | $1,362,007 | 21,677 Indirect | -15.08% | Disposed | -48.3% (price as of 2026-10-02) |
| Oct. 2, 2025 | COIN | S 10b5-1 | 5,274 | $355.04 | $1,872,481 | 16,403 Indirect | -24.33% | Disposed | -48.5% (price as of 2026-10-02) |
| Oct. 2, 2025 | COIN | S 10b5-1 | 13,729 | $355.91 | $4,886,288 | 2,674 Indirect | -83.70% | Disposed | -48.6% (price as of 2026-10-02) |
| Oct. 2, 2025 | COIN | S 10b5-1 | 2,148 | $356.54 | $765,848 | 526 Indirect | -80.33% | Disposed | -48.7% (price as of 2026-10-02) |
| Sept. 15, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Sept. 15, 2025 | COIN | S 10b5-1 | 6,523 | $321.25 | $2,095,514 | 19,003 Indirect | -25.55% | Disposed | -43.0% (price as of 2026-10-02) |
| Sept. 15, 2025 | COIN | S 10b5-1 | 11,022 | $322.31 | $3,552,501 | 7,981 Indirect | -58.00% | Disposed | -43.2% (price as of 2026-10-02) |
| Sept. 15, 2025 | COIN | S 10b5-1 | 7,455 | $323.16 | $2,409,158 | 526 Indirect | -93.41% | Disposed | -43.4% (price as of 2026-10-02) |
| Sept. 15, 2025 | COIN | C | 25,000 | · | · | 22,781,225 Indirect | -0.11% | Disposed | (price as of 2026-10-02) |
| Sept. 4, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Sept. 4, 2025 | COIN | S 10b5-1 | 12,643 | $301.43 | $3,810,979 | 12,883 Indirect | -49.53% | Disposed | -39.3% (price as of 2026-10-02) |
| Sept. 4, 2025 | COIN | S 10b5-1 | 6,474 | $302.57 | $1,958,838 | 6,409 Indirect | -50.25% | Disposed | -39.5% (price as of 2026-10-02) |
| Sept. 4, 2025 | COIN | S 10b5-1 | 5,883 | $303.39 | $1,784,843 | 526 Indirect | -91.79% | Disposed | -39.7% (price as of 2026-10-02) |
| Sept. 4, 2025 | COIN | C | 25,000 | · | · | 22,806,225 Indirect | -0.11% | Disposed | (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | S 10b5-1 | 5,706 | $324.99 | $1,854,393 | 19,820 Indirect | -22.35% | Disposed | -43.7% (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | S 10b5-1 | 3,401 | $325.84 | $1,108,182 | 16,419 Indirect | -17.16% | Disposed | -43.8% (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | S 10b5-1 | 7,906 | $326.94 | $2,584,788 | 8,513 Indirect | -48.15% | Disposed | -44.0% (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | S 10b5-1 | 5,897 | $327.67 | $1,932,270 | 2,616 Indirect | -69.27% | Disposed | -44.2% (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | S 10b5-1 | 1,487 | $329.24 | $489,580 | 1,129 Indirect | -56.84% | Disposed | -44.4% (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | S 10b5-1 | 603 | $329.41 | $198,634 | 526 Indirect | -53.41% | Disposed | -44.4% (price as of 2026-10-02) |
| Aug. 12, 2025 | COIN | C | 25,000 | · | · | 22,831,225 Indirect | -0.11% | Disposed | (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | C | 25,000 | · | · | 25,526 Indirect | +4752.85% | Acquired | (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | S 10b5-1 | 3,794 | $315.10 | $1,195,489 | 21,732 Indirect | -14.86% | Disposed | -41.9% (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | S 10b5-1 | 5,413 | $316.29 | $1,712,078 | 16,319 Indirect | -24.91% | Disposed | -42.1% (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | S 10b5-1 | 9,991 | $317.22 | $3,169,345 | 6,328 Indirect | -61.22% | Disposed | -42.3% (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | S 10b5-1 | 2,185 | $318.39 | $695,682 | 4,143 Indirect | -34.53% | Disposed | -42.5% (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | S 10b5-1 | 3,498 | $319.22 | $1,116,632 | 645 Indirect | -84.43% | Disposed | -42.7% (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | S 10b5-1 | 119 | $319.73 | $38,048 | 526 Indirect | -18.45% | Disposed | -42.8% (price as of 2026-10-02) |
| Aug. 4, 2025 | COIN | C | 25,000 | · | · | 22,856,225 Indirect | -0.11% | Disposed | (price as of 2026-10-02) |
| April 1, 2021 | COIN | C | 5,738,772 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| April 1, 2021 | COIN | C | 1,050,000 | · | · | 24,909,129 Indirect | -4.04% | Disposed | (price as of 2026-10-02) |
| April 1, 2021 | COIN | C | 5,738,772 | · | · | 25,959,129 Indirect | +28.38% | Acquired | (price as of 2026-10-02) |
| April 1, 2021 | COIN | C | 1,050,000 | · | · | 1,050,000 Indirect | · | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| Jan. 5, 2026 | COIN | Employee Stock Option (right to buy) | Class A Common Stock | $18.71 | Oct. 30, 2029 | 40,000 | Disposed |
| Dec. 22, 2025 | COIN | Employee Stock Option (right to buy) | Class A Common Stock | $18.71 | Oct. 30, 2029 | 40,000 | Disposed |
| Dec. 8, 2025 | COIN | Employee Stock Option (right to buy) | Class A Common Stock | $18.71 | Oct. 30, 2029 | 40,000 | Disposed |
| Nov. 26, 2025 | COIN | Employee Stock Option (right to buy) | Class A Common Stock | $18.71 | Oct. 30, 2029 | 40,000 | Disposed |
| Nov. 17, 2025 | COIN | Employee Stock Option (right to buy) | Class A Common Stock | $18.71 | Oct. 30, 2029 | 40,000 | Disposed |
| Nov. 10, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 25,000 | Disposed |
| Nov. 3, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 25,000 | Disposed |
| Oct. 13, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 25,000 | Disposed |
| Oct. 5, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 0 | Disposed |
| Sept. 15, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 25,000 | Disposed |
| Sept. 4, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 25,000 | Disposed |
| Aug. 12, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 25,000 | Disposed |
| Aug. 4, 2025 | COIN | Class B Common Stock | Class A Common Stock | · | · | 25,000 | Disposed |
| April 1, 2021 | COIN | Series FF Preferred Stock | Class B Common Stock | · | · | 5,738,772 | Disposed |
| April 1, 2021 | COIN | Class B Common Stock | Class A Common Stock | · | · | 1,050,000 | Disposed |
| April 1, 2021 | COIN | Class B Common Stock | Class A Common Stock | · | · | 5,738,772 | 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 |
|---|---|---|---|---|
| April 1, 2021 | COIN | Employee Stock Option (right to buy) | 2,753,924 | Direct |
| April 1, 2021 | COIN | Employee Stock Option (right to buy) | 9,293,911 | Direct |
| April 1, 2021 | COIN | Class B Common Stock | 20,220,357 | Indirect |
| April 1, 2021 | COIN | Class B Common Stock | 2,215,422 | Indirect |
| April 1, 2021 | COIN | Class B Common Stock | 7,726,792 | Indirect |
| April 1, 2021 | COIN | Class B Common Stock | 950,490 | Indirect |
| April 1, 2021 | COIN | Series FF Preferred Stock | 5,738,772 | Indirect |