Anhco Nguyen
CIK 1977970 · View on SEC EDGAR ↗
Insider
First SEC filing: June 9, 2023 · Latest: June 9, 2023
On this page
Insider at
Insider transactions
0 buys (P)
7 sells (S)
Net:
$-101,547
+ 3 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
3 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 18, 2026 | ATRA | S | 5,241 | $9.13 | $47,850 | 137,837 Direct | -3.66% | Disposed | 1.5% (price as of 2026-08-21) |
| March 2, 2026 | ATRA | S | 1,442 | $5.09 | $7,340 | 61,978 Direct | -2.27% | Disposed | 82.1% (price as of 2026-08-21) |
| March 2, 2026 | ATRA | S | 1,298 | $5.09 | $6,607 | 63,420 Direct | -2.01% | Disposed | 82.1% (price as of 2026-08-21) |
| March 2, 2026 | ATRA | S | 58 | $5.08 | $295 | 64,718 Direct | -0.09% | Disposed | 82.5% (price as of 2026-08-21) |
| March 2, 2026 | ATRA | S | 198 | $5.08 | $1,006 | 64,776 Direct | -0.30% | Disposed | 82.5% (price as of 2026-08-21) |
| Nov. 17, 2025 | ATRA | S | 56 | $13.19 | $739 | 64,974 Direct | -0.09% | Disposed | -29.7% (price as of 2026-08-21) |
| Nov. 17, 2025 | ATRA | S | 2,859 | $13.19 | $37,710 | 65,030 Direct | -4.21% | Disposed | -29.7% (price as of 2026-08-21) |
| Aug. 18, 2025 | ATRA | S | 1,620 | $11.62 | $18,824 | 67,889 Direct | -2.33% | Disposed | -20.2% (price as of 2026-08-21) |
| Aug. 18, 2025 | ATRA | S | 1,281 | $11.62 | $14,885 | 69,509 Direct | -1.81% | Disposed | -20.2% (price as of 2026-08-21) |
| Aug. 18, 2025 | ATRA | S | 57 | $11.61 | $662 | 70,790 Direct | -0.08% | Disposed | -20.2% (price as of 2026-08-21) |
| May 16, 2025 | ATRA | S | 3,276 | $6.76 | $22,146 | 70,847 Direct | -4.42% | Disposed | 37.1% (price as of 2026-08-21) |
| March 3, 2025 | ATRA | S | 3,331 | $7.00 | $23,317 | 74,123 Direct | -4.30% | Disposed | 32.4% (price as of 2026-08-21) |
| Nov. 18, 2024 | ATRA | S | 1,664 | $11.20 | $18,637 | 77,454 Direct | -2.10% | Disposed | -17.2% (price as of 2026-08-21) |
| Aug. 16, 2024 | ATRA | S | 56 | $6.63 | $371 | 34,118 Direct | -0.16% | Disposed | 39.8% (price as of 2026-08-21) |
| Aug. 16, 2024 | ATRA | S | 297 | $6.63 | $1,969 | 34,174 Direct | -0.86% | Disposed | 39.8% (price as of 2026-08-21) |
| Aug. 16, 2024 | ATRA | S | 1,468 | $6.63 | $9,733 | 34,471 Direct | -4.08% | Disposed | 39.8% (price as of 2026-08-21) |
| May 16, 2024 | ATRA | S | 42,899 | $0.62 | $26,597 | 898,498 Direct | -4.56% | Disposed | -40.2% (price as of 2026-08-21) |
| March 4, 2024 | ATRA | S | 10,746 | $0.72 | $7,737 | 941,397 Direct | -1.13% | Disposed | -48.5% (price as of 2026-08-21) |
| Nov. 16, 2023 | ATRA | S | 8,856 | $0.39 | $3,454 | 277,143 Direct | -3.10% | Disposed | -4.9% (price as of 2026-08-21) |
| Aug. 16, 2023 | ATRA | S | 9,277 | $1.65 | $15,307 | 285,999 Direct | -3.14% | Disposed | -77.5% (price as of 2026-08-21) |
| Aug. 16, 2023 | ATRA | S | 5,849 | $1.65 | $9,651 | 295,276 Direct | -1.94% | Disposed | -77.5% (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) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 9, 2023 | ATRA | Common Stock | — | Direct |
| June 9, 2023 | ATRA | Employee Stock Option (Right to Buy)→ Common Stock (87,124) | 87,124 | Direct |
| June 9, 2023 | ATRA | Employee Stock Option (Right to Buy)→ Common Stock (87,125) | 87,125 | Direct |
| June 9, 2023 | ATRA | Employee Stock Option (Right to Buy)→ Common Stock (35,048) | 35,048 | Direct |
| June 9, 2023 | ATRA | Employee Stock Option (Right to Buy)→ Common Stock (77,108) | 77,108 | Direct |
| June 9, 2023 | ATRA | Employee Stock Option (Right to Buy)→ Common Stock (28,907) | 28,907 | Direct |
| June 9, 2023 | ATRA | Employee Stock Option (Right to Buy)→ Common Stock (317,988) | 317,988 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
ATRA
President & CEO| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $39,000,051,546 | — | — | — | — | — | $10,680,691,573,716 | — |
| 2024 | $585,769 | $51,546 | $781,650 | — | $145,808 | — | $8,943 | $1,573,716 |
| 2023 | $539,615 | — | $602,828 | $978,521 | $148,572 | — | $8,155 | $2,277,691 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.