Yinan Xiang
CIK 1721583 · View on SEC EDGAR ↗
Insider
First SEC filing: Nov. 8, 2017 · Latest: Nov. 8, 2017
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
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
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 24, 2021 | ACMR | S 10b5-1 | 11,629 | $88.97 | $1,034,632 | 1,146,170 Indirect | -1.00% | Disposed | 164.5% (price as of 2026-08-21) |
| Aug. 24, 2021 | ACMR | S 10b5-1 | 200,000 | $88.11 | $17,622,000 | 1,157,799 Indirect | -14.73% | Disposed | 167.0% (price as of 2026-08-21) |
| Aug. 24, 2021 | ACMR | S 10b5-1 | 33,000 | $86.08 | $2,840,640 | 1,357,799 Indirect | -2.37% | Disposed | 173.3% (price as of 2026-08-21) |
| Aug. 23, 2021 | ACMR | S 10b5-1 | 35,136 | $85.03 | $2,987,614 | 1,390,799 Indirect | -2.46% | Disposed | 176.7% (price as of 2026-08-21) |
| Aug. 18, 2021 | ACMR | S 10b5-1 | 1,476 | $86.28 | $127,349 | 1,425,935 Indirect | -0.10% | Disposed | 172.7% (price as of 2026-08-21) |
| Aug. 18, 2021 | ACMR | S 10b5-1 | 25,136 | $85.06 | $2,138,068 | 1,427,411 Indirect | -1.73% | Disposed | 176.6% (price as of 2026-08-21) |
| Aug. 13, 2021 | ACMR | S 10b5-1 | 3,623 | $85.10 | $308,317 | 1,452,547 Indirect | -0.25% | Disposed | 176.5% (price as of 2026-08-21) |
| Aug. 12, 2021 | ACMR | S 10b5-1 | 20,000 | $85.33 | $1,706,600 | 1,456,170 Indirect | -1.35% | Disposed | 175.7% (price as of 2026-08-21) |
| Aug. 11, 2021 | ACMR | S 10b5-1 | 2,500 | $90.05 | $225,125 | 1,476,170 Indirect | -0.17% | Disposed | 161.3% (price as of 2026-08-21) |
| Aug. 11, 2021 | ACMR | S 10b5-1 | 1,600 | $89.17 | $142,672 | 1,478,670 Indirect | -0.11% | Disposed | 163.9% (price as of 2026-08-21) |
| Aug. 11, 2021 | ACMR | S 10b5-1 | 358 | $86.15 | $30,842 | 1,480,270 Indirect | -0.02% | Disposed | 173.1% (price as of 2026-08-21) |
| Aug. 11, 2021 | ACMR | S 10b5-1 | 25,542 | $85.53 | $2,184,607 | 1,480,628 Indirect | -1.70% | Disposed | 175.1% (price as of 2026-08-21) |
| Dec. 22, 2020 | ACMR | S 10b5-1 | 14,920 | $75.00 | $1,119,000 | 1,506,170 Indirect | -0.98% | Disposed | 213.7% (price as of 2026-08-21) |
| Dec. 21, 2020 | ACMR | S 10b5-1 | 26,892 | $75.08 | $2,019,051 | 1,521,090 Indirect | -1.74% | Disposed | 213.4% (price as of 2026-08-21) |
| Dec. 18, 2020 | ACMR | S 10b5-1 | 1,699 | $76.10 | $129,294 | 1,547,982 Indirect | -0.11% | Disposed | 209.2% (price as of 2026-08-21) |
| Dec. 18, 2020 | ACMR | S 10b5-1 | 82,454 | $75.30 | $6,208,786 | 1,549,681 Indirect | -5.05% | Disposed | 212.5% (price as of 2026-08-21) |
| Dec. 17, 2020 | ACMR | S 10b5-1 | 3,214 | $75.02 | $241,114 | 1,632,135 Indirect | -0.20% | Disposed | 213.6% (price as of 2026-08-21) |
| Dec. 15, 2020 | ACMR | S 10b5-1 | 11,218 | $76.03 | $852,905 | 1,635,349 Indirect | -0.68% | Disposed | 209.5% (price as of 2026-08-21) |
| Dec. 15, 2020 | ACMR | S 10b5-1 | 19,603 | $75.29 | $1,475,910 | 1,646,567 Indirect | -1.18% | Disposed | 212.5% (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.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 8, 2017 | ACMR | Class A Common Stock | 1,666,170 | Indirect |