Michael O Mccarthy III
Insider
First SEC filing: Dec. 7, 2020 · Latest: Dec. 7, 2020
Insider at
Insider transactions
0 buys (P)
7 sells (S)
Net: $-3,228,265
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 18, 2026 | QS | F | 25,709 | $5.74 | $147,570 | 1,527,774 Direct | -1.65% | Disposed | -20.8% (price as of 2026-10-05) |
| May 18, 2026 | QS | F | 24,211 | $7.37 | $178,435 | 1,553,152 Direct | -1.53% | Disposed | -38.3% (price as of 2026-10-05) |
| April 14, 2026 | QS | A | 103,857 | · | · | 1,577,363 Direct | +7.05% | Acquired | (price as of 2026-10-05) |
| April 14, 2026 | QS | A | 519,287 | · | · | 1,473,506 Direct | +54.42% | Acquired | (price as of 2026-10-05) |
| March 6, 2026 | QS | S | 45,000 | $6.73 | $302,850 | 954,219 Direct | -4.50% | Disposed | -32.5% (price as of 2026-10-05) |
| March 4, 2026 | QS | S | 30,000 | $6.90 | $207,000 | 999,219 Direct | -2.91% | Disposed | -34.1% (price as of 2026-10-05) |
| Feb. 25, 2026 | QS | F | 18,393 | $7.05 | $129,671 | 1,029,219 Direct | -1.76% | Disposed | -35.5% (price as of 2026-10-05) |
| Feb. 24, 2026 | QS | A | 42,025 | · | · | 1,047,612 Direct | +4.18% | Acquired | (price as of 2026-10-05) |
| Feb. 19, 2026 | QS | F | 18,356 | $7.08 | $129,960 | 1,005,587 Direct | -1.79% | Disposed | -35.8% (price as of 2026-10-05) |
| Feb. 18, 2026 | QS | F | 58,332 | $7.14 | $416,490 | 1,023,943 Direct | -5.39% | Disposed | -36.3% (price as of 2026-10-05) |
| Nov. 25, 2025 | QS | S | 40,000 | $11.79 | $471,600 | 137,888 Indirect | -22.49% | Disposed | -61.5% (price as of 2026-10-05) |
| Nov. 25, 2025 | QS | G | 40,000 | · | · | 177,888 Indirect | +29.01% | Acquired | (price as of 2026-10-05) |
| Nov. 25, 2025 | QS | G | 40,000 | · | · | 1,081,514 Direct | -3.57% | Disposed | (price as of 2026-10-05) |
| Nov. 24, 2025 | QS | S | 36,415 | $11.60 | $422,414 | 137,888 Indirect | -20.89% | Disposed | -60.8% (price as of 2026-10-05) |
| Nov. 24, 2025 | QS | G | 36,415 | · | · | 174,303 Indirect | +26.41% | Acquired | (price as of 2026-10-05) |
| Nov. 24, 2025 | QS | G | 36,415 | · | · | 1,121,514 Direct | -3.14% | Disposed | (price as of 2026-10-05) |
| Nov. 18, 2025 | QS | F | 758 | $13.46 | $10,203 | 1,157,929 Direct | -0.07% | Disposed | -66.2% (price as of 2026-10-05) |
| Nov. 18, 2025 | QS | F | 59,108 | $13.04 | $770,768 | 1,158,687 Direct | -4.85% | Disposed | -65.1% (price as of 2026-10-05) |
| Nov. 7, 2025 | QS | S | 20,435 | $16.12 | $329,412 | 137,888 Indirect | -12.91% | Disposed | -71.8% (price as of 2026-10-05) |
| Nov. 7, 2025 | QS | G | 158,323 | · | · | 158,323 Indirect | · | Acquired | (price as of 2026-10-05) |
| Nov. 7, 2025 | QS | G | 158,323 | · | · | 1,217,795 Direct | -11.51% | Disposed | (price as of 2026-10-05) |
| Oct. 30, 2025 | QS | M | 50,000 | · | · | 25,000 Direct | -66.67% | Disposed | (price as of 2026-10-05) |
| Oct. 30, 2025 | QS | S | 50,000 | $15.78 | $789,000 | 1,376,118 Direct | -3.51% | Disposed | -71.2% (price as of 2026-10-05) |
| Oct. 30, 2025 | QS | M | 50,000 | $2.38 | $119,000 | 1,426,118 Direct | +3.63% | Acquired | 91.0% (price as of 2026-10-05) |
| Oct. 24, 2025 | QS | M | 25,000 | $2.38 | $59,500 | 1,422,382 Direct | +1.79% | Acquired | 91.0% (price as of 2026-10-05) |
| Oct. 24, 2025 | QS | S | 46,264 | $15.26 | $705,989 | 1,376,118 Direct | -3.25% | Disposed | -70.2% (price as of 2026-10-05) |
| Oct. 24, 2025 | QS | M | 25,000 | · | · | 75,000 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| Sept. 12, 2025 | QS | S | 38,035 | $9.13 | $347,260 | 1,397,382 Direct | -2.65% | Disposed | -50.2% (price as of 2026-10-05) |
| Aug. 18, 2025 | QS | F | 31,766 | $8.70 | $276,364 | 1,435,417 Direct | -2.17% | Disposed | -47.8% (price as of 2026-10-05) |
| July 25, 2025 | QS | M | 300,000 | · | · | 100,000 Direct | -75.00% | Disposed | (price as of 2026-10-05) |
| July 25, 2025 | QS | S | 500,000 | $11.60 | $5,800,000 | 1,467,183 Direct | -25.42% | Disposed | -60.8% (price as of 2026-10-05) |
| July 25, 2025 | QS | M | 300,000 | $2.38 | $714,000 | 1,967,183 Direct | +17.99% | Acquired | 91.0% (price as of 2026-10-05) |
| May 16, 2025 | QS | F | 64,373 | $4.55 | $292,897 | 1,666,472 Direct | -3.72% | Disposed | -0.1% (price as of 2026-10-05) |
| April 8, 2025 | QS | A | 683,370 | · | · | 1,730,845 Direct | +65.24% | Acquired | (price as of 2026-10-05) |
| March 4, 2025 | QS | F | 2,841 | $4.10 | $11,648 | 1,047,475 Direct | -0.27% | Disposed | 10.9% (price as of 2026-10-05) |
| March 3, 2025 | QS | F | 17,034 | $4.53 | $77,164 | 1,050,316 Direct | -1.60% | Disposed | 0.3% (price as of 2026-10-05) |
| Feb. 28, 2025 | QS | A | 56,827 | · | · | 1,067,350 Direct | +5.62% | Acquired | (price as of 2026-10-05) |
| Feb. 21, 2025 | QS | S | 76,315 | $5.23 | $399,127 | 1,010,523 Direct | -7.02% | Disposed | -13.1% (price as of 2026-10-05) |
| Feb. 20, 2025 | QS | F | 7,325 | $5.12 | $37,504 | 1,086,838 Direct | -0.67% | Disposed | -11.2% (price as of 2026-10-05) |
| Feb. 19, 2025 | QS | F | 35,557 | $5.27 | $187,385 | 1,094,163 Direct | -3.15% | Disposed | -13.8% (price as of 2026-10-05) |
| Nov. 21, 2024 | QS | S | 27,305 | $5.07 | $138,436 | 1,129,167 Direct | -2.36% | Disposed | -10.4% (price as of 2026-10-05) |
| Nov. 18, 2024 | QS | F | 25,412 | $4.75 | $120,707 | 1,156,472 Direct | -2.15% | Disposed | -4.3% (price as of 2026-10-05) |
| Sept. 13, 2024 | QS | M | 106,084 | $2.38 | $252,480 | 1,287,968 Direct | +8.98% | Acquired | 91.0% (price as of 2026-10-05) |
| Sept. 13, 2024 | QS | S | 106,084 | $5.90 | $625,896 | 1,181,884 Direct | -8.24% | Disposed | -23.0% (price as of 2026-10-05) |
| Sept. 13, 2024 | QS | M | 106,084 | · | · | 400,000 Direct | -20.96% | Disposed | (price as of 2026-10-05) |
| Sept. 12, 2024 | QS | M | 97,177 | $2.38 | $231,281 | 1,281,922 Direct | +8.20% | Acquired | 91.0% (price as of 2026-10-05) |
| Sept. 12, 2024 | QS | S | 100,038 | $5.80 | $580,220 | 1,181,884 Direct | -7.80% | Disposed | -21.6% (price as of 2026-10-05) |
| Sept. 12, 2024 | QS | M | 97,177 | · | · | 506,084 Direct | -16.11% | Disposed | (price as of 2026-10-05) |
| Aug. 21, 2024 | QS | S | 50,575 | $5.99 | $302,944 | 1,184,745 Direct | -4.09% | Disposed | -24.1% (price as of 2026-10-05) |
| Aug. 20, 2024 | QS | F | 10,445 | $5.72 | $59,745 | 1,235,320 Direct | -0.84% | Disposed | -20.5% (price as of 2026-10-05) |
| Aug. 19, 2024 | QS | F | 20,960 | $5.78 | $121,149 | 1,245,765 Direct | -1.65% | Disposed | -21.4% (price as of 2026-10-05) |
| Aug. 16, 2024 | QS | F | 17,122 | $5.74 | $98,280 | 1,269,591 Direct | -1.33% | Disposed | -20.8% (price as of 2026-10-05) |
| Aug. 16, 2024 | QS | S | 2,866 | $5.87 | $16,823 | 1,266,725 Direct | -0.23% | Disposed | -22.6% (price as of 2026-10-05) |
| Aug. 6, 2024 | QS | F | 2,879 | $6.03 | $17,360 | 1,286,713 Direct | -0.22% | Disposed | -24.6% (price as of 2026-10-05) |
| Aug. 5, 2024 | QS | A | 5,745 | · | · | 1,289,592 Direct | +0.45% | Acquired | (price as of 2026-10-05) |
| July 31, 2024 | QS | M | 222,476 | $1.33 | $295,893 | 1,506,323 Direct | +17.33% | Acquired | 241.7% (price as of 2026-10-05) |
| July 31, 2024 | QS | S | 222,476 | $6.58 | $1,463,892 | 1,283,847 Direct | -14.77% | Disposed | -30.9% (price as of 2026-10-05) |
| July 31, 2024 | QS | M | 222,476 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 30, 2024 | QS | M | 222,477 | $1.33 | $295,894 | 1,506,324 Direct | +17.33% | Acquired | 241.7% (price as of 2026-10-05) |
| July 30, 2024 | QS | S | 222,477 | $6.53 | $1,452,775 | 1,283,847 Direct | -14.77% | Disposed | -30.4% (price as of 2026-10-05) |
| July 30, 2024 | QS | M | 222,477 | · | · | 222,476 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| July 29, 2024 | QS | M | 66,120 | $1.33 | $87,940 | 1,506,323 Direct | +4.59% | Acquired | 241.7% (price as of 2026-10-05) |
| July 29, 2024 | QS | S | 222,476 | $6.58 | $1,463,892 | 1,283,847 Direct | -14.77% | Disposed | -30.9% (price as of 2026-10-05) |
| July 29, 2024 | QS | M | 66,120 | · | · | 444,953 Direct | -12.94% | Disposed | (price as of 2026-10-05) |
| June 26, 2024 | QS | M | 76,167 | $1.31 | $99,779 | 1,283,667 Direct | +6.31% | Acquired | 246.9% (price as of 2026-10-05) |
| June 26, 2024 | QS | M | 156,536 | $1.33 | $208,193 | 1,440,203 Direct | +12.19% | Acquired | 241.7% (price as of 2026-10-05) |
| June 26, 2024 | QS | M | 76,167 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 26, 2024 | QS | M | 156,536 | · | · | 511,073 Direct | -23.45% | Disposed | (price as of 2026-10-05) |
| May 21, 2024 | QS | S | 22,554 | $5.72 | $129,009 | 1,207,500 Direct | -1.83% | Disposed | -20.5% (price as of 2026-10-05) |
| May 17, 2024 | QS | F | 7,218 | $5.64 | $40,710 | 1,230,054 Direct | -0.58% | Disposed | -19.4% (price as of 2026-10-05) |
| May 16, 2024 | QS | F | 6,324 | $5.82 | $36,806 | 1,237,272 Direct | -0.51% | Disposed | -21.9% (price as of 2026-10-05) |
| April 5, 2024 | QS | A | 531,840 | · | · | 1,243,596 Direct | +74.72% | Acquired | (price as of 2026-10-05) |
| March 5, 2024 | QS | S | 9,937 | $6.00 | $59,622 | 711,756 Direct | -1.38% | Disposed | -24.3% (price as of 2026-10-05) |
| March 4, 2024 | QS | S | 9,936 | $6.15 | $61,106 | 721,693 Direct | -1.36% | Disposed | -26.1% (price as of 2026-10-05) |
| Feb. 26, 2024 | QS | F | 3,692 | $6.16 | $22,743 | 753,469 Direct | -0.49% | Disposed | -26.2% (price as of 2026-10-05) |
| Feb. 26, 2024 | QS | S | 21,840 | $6.17 | $134,753 | 731,629 Direct | -2.90% | Disposed | -26.3% (price as of 2026-10-05) |
| Feb. 23, 2024 | QS | F | 3,972 | $6.08 | $24,150 | 757,161 Direct | -0.52% | Disposed | -25.2% (price as of 2026-10-05) |
| Feb. 22, 2024 | QS | F | 4,030 | $6.23 | $25,107 | 761,133 Direct | -0.53% | Disposed | -27.0% (price as of 2026-10-05) |
| Feb. 21, 2024 | QS | A | 31,567 | · | · | 765,163 Direct | +4.30% | Acquired | (price as of 2026-10-05) |
| Feb. 20, 2024 | QS | F | 7,439 | $6.54 | $48,651 | 733,596 Direct | -1.00% | Disposed | -30.5% (price as of 2026-10-05) |
| Feb. 16, 2024 | QS | F | 6,819 | $7.00 | $47,733 | 741,035 Direct | -0.91% | Disposed | -35.1% (price as of 2026-10-05) |
| Dec. 6, 2023 | QS | S | 44,848 | $7.04 | $315,730 | 748,854 Direct | -5.65% | Disposed | -35.4% (price as of 2026-10-05) |
| Nov. 29, 2023 | QS | S | 16,199 | $6.19 | $100,272 | 793,702 Direct | -2.00% | Disposed | -26.6% (price as of 2026-10-05) |
| Nov. 17, 2023 | QS | F | 8,184 | $5.92 | $48,449 | 809,901 Direct | -1.00% | Disposed | -23.2% (price as of 2026-10-05) |
| Nov. 16, 2023 | QS | F | 11,713 | $5.89 | $68,990 | 818,085 Direct | -1.41% | Disposed | -22.8% (price as of 2026-10-05) |
| Nov. 8, 2023 | QS | S | 43,476 | $5.77 | $250,857 | 829,798 Direct | -4.98% | Disposed | -21.2% (price as of 2026-10-05) |
| Aug. 23, 2023 | QS | F | 2,174 | $6.81 | $14,805 | 872,274 Direct | -0.25% | Disposed | -33.3% (price as of 2026-10-05) |
| Aug. 22, 2023 | QS | A | 4,208 | · | · | 874,448 Direct | +0.48% | Acquired | (price as of 2026-10-05) |
| Aug. 17, 2023 | QS | F | 20,665 | $6.87 | $141,969 | 870,240 Direct | -2.32% | Disposed | -33.8% (price as of 2026-10-05) |
| Aug. 16, 2023 | QS | F | 24,261 | $7.02 | $170,312 | 890,905 Direct | -2.65% | Disposed | -35.3% (price as of 2026-10-05) |
| June 2, 2023 | QS | S | 32,674 | $6.64 | $216,955 | 915,166 Direct | -3.45% | Disposed | -31.6% (price as of 2026-10-05) |
| May 18, 2023 | QS | F | 9,674 | $6.05 | $58,528 | 946,840 Direct | -1.01% | Disposed | -24.9% (price as of 2026-10-05) |
| May 17, 2023 | QS | F | 17,791 | $6.08 | $108,169 | 956,514 Direct | -1.83% | Disposed | -25.2% (price as of 2026-10-05) |
| May 16, 2023 | QS | M | 94,848 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 16, 2023 | QS | F | 13,732 | $5.83 | $80,058 | 974,305 Direct | -1.39% | Disposed | -22.0% (price as of 2026-10-05) |
| May 16, 2023 | QS | M | 94,848 | $1.05 | $99,590 | 988,037 Direct | +10.62% | Acquired | 332.9% (price as of 2026-10-05) |
| April 6, 2023 | QS | A | 167,849 | · | · | 893,189 Direct | +23.14% | Acquired | (price as of 2026-10-05) |
| March 3, 2023 | QS | M | 24,375 | · | · | 76,167 Direct | -24.24% | Disposed | (price as of 2026-10-05) |
| March 3, 2023 | QS | M | 161,958 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 1, 2023 | QS | M | 130,648 | · | · | 161,958 Direct | -44.65% | Disposed | (price as of 2026-10-05) |
Showing latest 100 of 168 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 |
|---|---|---|---|---|---|---|---|
| Oct. 30, 2025 | QS | Stock Option (Right to Buy) | Class A Common Stock | $2.38 | June 5, 2029 | 50,000 | Disposed |
| Oct. 24, 2025 | QS | Stock Option (Right to Buy) | Class A Common Stock | $2.38 | June 5, 2029 | 25,000 | Disposed |
| July 25, 2025 | QS | Stock Option (right to buy) | Class A Common Stock | $2.38 | June 5, 2029 | 300,000 | Disposed |
| Sept. 13, 2024 | QS | Stock Option (right to buy) | Class A Common Stock | $2.38 | June 5, 2029 | 106,084 | Disposed |
| Sept. 12, 2024 | QS | Stock Option (right to buy) | Class A Common Stock | $2.38 | June 5, 2029 | 97,177 | Disposed |
| July 31, 2024 | QS | Stock Option (right to buy) | Class A Common Stock | $1.33 | March 15, 2027 | 222,476 | Disposed |
| July 30, 2024 | QS | Stock Option (right to buy) | Class A Common Stock | $1.33 | March 15, 2027 | 222,477 | Disposed |
| July 29, 2024 | QS | Stock Option (right to buy) | Class A Common Stock | $1.33 | March 15, 2027 | 66,120 | Disposed |
| June 26, 2024 | QS | Stock Option (right to buy) | Class A Common Stock | $1.31 | May 3, 2026 | 76,167 | Disposed |
| June 26, 2024 | QS | Stock Option (right to buy) | Class A Common Stock | $1.33 | March 15, 2027 | 156,536 | Disposed |
| May 16, 2023 | QS | Stock Option (right to buy) | Class A Common Stock | $1.05 | Feb. 27, 2025 | 94,848 | Disposed |
| March 3, 2023 | QS | Stock Option (right to buy) | Class A Common Stock | $1.31 | May 3, 2026 | 24,375 | Disposed |
| March 3, 2023 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 161,958 | Disposed |
| March 1, 2023 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 130,648 | Disposed |
| Sept. 15, 2022 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 36,757 | Disposed |
| Aug. 10, 2022 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 41,044 | Disposed |
| Aug. 10, 2022 | QS | Stock Option (right to buy) | Class A Common Stock | $1.05 | Feb. 27, 2025 | 211,085 | Disposed |
| May 13, 2022 | QS | Stock Option (right to buy) | Class A Common Stock | $1.05 | Feb. 27, 2025 | 27,871 | Disposed |
| Dec. 14, 2021 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 100,000 | Disposed |
| Dec. 9, 2021 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 51,279 | Disposed |
| Dec. 8, 2021 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 12,862 | Disposed |
| Dec. 8, 2021 | QS | Stock Option (right to buy) | Class B Common Stock | $0.64 | May 1, 2023 | 17,930 | Disposed |
| Dec. 7, 2021 | QS | Stock Option (right to buy) | Class B Common Stock | $0.64 | May 1, 2023 | 60,936 | Disposed |
| June 4, 2021 | QS | Stock Option (right to buy) | Class A Common Stock | $0.64 | Sept. 18, 2023 | 68,714 | Disposed |
| June 4, 2021 | QS | Class B Common Stock | Class A Common Stock | · | · | 31,286 | Disposed |
| June 4, 2021 | QS | Class B Common Stock | Class A Common Stock | $0.64 | · | 31,286 | Acquired |
| June 4, 2021 | QS | Stock Option (right to buy) | Class B Common Stock | $0.64 | May 1, 2023 | 31,286 | Disposed |
| May 27, 2021 | QS | Class B Common Stock | Class A Common Stock | · | · | 14,521 | Disposed |
| May 27, 2021 | QS | Class B Common Stock | Class A Common Stock | $0.64 | · | 14,521 | Acquired |
| May 27, 2021 | QS | Stock Option (right to buy) | Class B Common Stock | $0.64 | May 1, 2023 | 14,521 | Disposed |
| April 21, 2021 | QS | Class B Common Stock | Class A Common Stock | · | · | 820,435 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 8 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 7, 2020 | QS | Class A Common Stock | 603,262 | Direct |
| Dec. 7, 2020 | QS | Class B Common Stock | 820,435 | Direct |
| Dec. 7, 2020 | QS | Stock Option (right to buy) | 124,673 | Direct |
| Dec. 7, 2020 | QS | Stock Option (right to buy) | 603,262 | Direct |
| Dec. 7, 2020 | QS | Stock Option (right to buy) | 333,804 | Direct |
| Dec. 7, 2020 | QS | Stock Option (right to buy) | 100,542 | Direct |
| Dec. 7, 2020 | QS | Stock Option (right to buy) | 667,609 | Direct |
| Dec. 7, 2020 | QS | Stock Option (right to buy) | 603,261 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2022 | $404,820 | · | $2,120,420 | · | $54,591 | · | · | $2,579,832 |
| 2020 | $361,779 | · | $2,507,998 | · | · | · | $73,500 | $2,943,277 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.