Michael Francis Miller
CIK 2120516 · View on SEC EDGAR ↗
Insider
First SEC filing: March 17, 2026 · Latest: June 16, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 54 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 15, 2026 | QTRX | M | 81 | — | — | 36,240 Direct | +0.22% | Acquired | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | F | 25 | $2.59 | $65 | 36,215 Direct | -0.07% | Disposed | 18.0% (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 136 | — | — | 36,351 Direct | +0.38% | Acquired | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | F | 41 | $2.59 | $106 | 36,310 Direct | -0.11% | Disposed | 18.0% (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 135 | — | — | 36,445 Direct | +0.37% | Acquired | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | F | 41 | $2.59 | $106 | 36,404 Direct | -0.11% | Disposed | 18.0% (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 372 | — | — | 36,776 Direct | +1.02% | Acquired | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | F | 111 | $2.59 | $287 | 36,665 Direct | -0.30% | Disposed | 18.0% (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 834 | — | — | 37,499 Direct | +2.27% | Acquired | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | F | 249 | $2.59 | $645 | 37,250 Direct | -0.66% | Disposed | 18.0% (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 81 | — | — | 517 Direct | -13.55% | Disposed | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 136 | — | — | 981 Direct | -12.18% | Disposed | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 135 | — | — | 2,441 Direct | -5.24% | Disposed | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 372 | — | — | 7,829 Direct | -4.54% | Disposed | (price as of 2026-08-21) |
| Aug. 15, 2026 | QTRX | M | 834 | — | — | 25,023 Direct | -3.23% | Disposed | (price as of 2026-08-21) |
| July 31, 2026 | QTRX | F | 39 | $3.48 | $136 | 36,159 Direct | -0.11% | Disposed | -12.2% (price as of 2026-08-21) |
| July 31, 2026 | QTRX | M | 130 | — | — | 159 Direct | -44.98% | Disposed | (price as of 2026-08-21) |
| July 31, 2026 | QTRX | M | 130 | — | — | 36,198 Direct | +0.36% | Acquired | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 834 | — | — | 25,857 Direct | -3.12% | Disposed | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 372 | — | — | 8,201 Direct | -4.34% | Disposed | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 135 | — | — | 2,576 Direct | -4.98% | Disposed | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 136 | — | — | 1,117 Direct | -10.85% | Disposed | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 81 | — | — | 598 Direct | -11.93% | Disposed | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | F | 249 | $4.24 | $1,056 | 36,068 Direct | -0.69% | Disposed | -27.9% (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 834 | — | — | 36,317 Direct | +2.35% | Acquired | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | F | 111 | $4.24 | $471 | 35,483 Direct | -0.31% | Disposed | -27.9% (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 372 | — | — | 35,594 Direct | +1.06% | Acquired | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | F | 41 | $4.24 | $174 | 35,222 Direct | -0.12% | Disposed | -27.9% (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 135 | — | — | 35,263 Direct | +0.38% | Acquired | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | F | 41 | $4.24 | $174 | 35,128 Direct | -0.12% | Disposed | -27.9% (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 136 | — | — | 35,169 Direct | +0.39% | Acquired | (price as of 2026-08-21) |
| July 15, 2026 | QTRX | F | 25 | $4.24 | $106 | 35,033 Direct | -0.07% | Disposed | -27.9% (price as of 2026-08-21) |
| July 15, 2026 | QTRX | M | 81 | — | — | 35,058 Direct | +0.23% | Acquired | (price as of 2026-08-21) |
| June 30, 2026 | QTRX | M | 130 | — | — | 289 Direct | -31.03% | Disposed | (price as of 2026-08-21) |
| June 30, 2026 | QTRX | F | 39 | $4.32 | $168 | 34,977 Direct | -0.11% | Disposed | -29.3% (price as of 2026-08-21) |
| June 30, 2026 | QTRX | M | 130 | — | — | 35,016 Direct | +0.37% | Acquired | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 834 | — | — | 26,691 Direct | -3.03% | Disposed | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 372 | — | — | 8,573 Direct | -4.16% | Disposed | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 135 | — | — | 2,711 Direct | -4.74% | Disposed | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 136 | — | — | 1,253 Direct | -9.79% | Disposed | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 81 | — | — | 679 Direct | -10.66% | Disposed | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | F | 249 | $3.10 | $772 | 34,886 Direct | -0.71% | Disposed | -1.5% (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 834 | — | — | 35,135 Direct | +2.43% | Acquired | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | F | 111 | $3.10 | $344 | 34,301 Direct | -0.32% | Disposed | -1.5% (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 372 | — | — | 34,412 Direct | +1.09% | Acquired | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | F | 41 | $3.10 | $127 | 34,040 Direct | -0.12% | Disposed | -1.5% (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 135 | — | — | 34,081 Direct | +0.40% | Acquired | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | F | 41 | $3.10 | $127 | 33,946 Direct | -0.12% | Disposed | -1.5% (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 136 | — | — | 33,987 Direct | +0.40% | Acquired | (price as of 2026-08-21) |
| June 15, 2026 | QTRX | F | 25 | $3.10 | $78 | 33,851 Direct | -0.07% | Disposed | -1.5% (price as of 2026-08-21) |
| June 15, 2026 | QTRX | M | 81 | — | — | 33,876 Direct | +0.24% | Acquired | (price as of 2026-08-21) |
| May 31, 2026 | QTRX | M | 130 | — | — | 419 Direct | -23.68% | Disposed | (price as of 2026-08-21) |
| May 31, 2026 | QTRX | F | 39 | $3.06 | $119 | 33,795 Direct | -0.12% | Disposed | -0.2% (price as of 2026-08-21) |
| May 31, 2026 | QTRX | M | 130 | — | — | 33,834 Direct | +0.39% | Acquired | (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| Aug. 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (81) | $0.00 | — | 81 | Disposed |
| Aug. 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (136) | $0.00 | — | 136 | Disposed |
| Aug. 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (135) | $0.00 | — | 135 | Disposed |
| Aug. 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (372) | $0.00 | — | 372 | Disposed |
| Aug. 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (834) | $0.00 | — | 834 | Disposed |
| July 31, 2026 | QTRX | Restricted Stock Units | Common Stock (130) | $0.00 | — | 130 | Disposed |
| July 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (834) | $0.00 | — | 834 | Disposed |
| July 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (372) | $0.00 | — | 372 | Disposed |
| July 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (135) | $0.00 | — | 135 | Disposed |
| July 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (136) | $0.00 | — | 136 | Disposed |
| July 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (81) | $0.00 | — | 81 | Disposed |
| June 30, 2026 | QTRX | Restricted Stock Unit | Common Stock (130) | $0.00 | — | 130 | Disposed |
| June 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (834) | $0.00 | — | 834 | Disposed |
| June 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (372) | $0.00 | — | 372 | Disposed |
| June 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (135) | $0.00 | — | 135 | Disposed |
| June 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (136) | $0.00 | — | 136 | Disposed |
| June 15, 2026 | QTRX | Restricted Stock Unit | Common Stock (81) | $0.00 | — | 81 | Disposed |
| May 31, 2026 | QTRX | Restricted Stock Unit | Common Stock (130) | $0.00 | — | 130 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 18 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 17, 2026 | QTRX | Common Stock | 30,262 | Direct |
| March 17, 2026 | QTRX | Performance Stock Unit→ Common Stock (74,905) | 74,905 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (99) | 99 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (809) | 809 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (1,003) | 1,003 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (30,027) | 30,027 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (10,061) | 10,061 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (3,251) | 3,251 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (1,797) | 1,797 | Direct |
| March 17, 2026 | QTRX | Restricted Stock Unit→ Common Stock (74,905) | 74,905 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (11,820) | 11,820 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (10,543) | 10,543 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (21,852) | 21,852 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (60,123) | 60,123 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (9,168) | 9,168 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (15,320) | 15,320 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (14,649) | 14,649 | Direct |
| March 17, 2026 | QTRX | Stock Options (Right to buy)→ Common Stock (131,147) | 131,147 | Direct |