Ann Lucena
Insider
First SEC filing: Aug. 10, 2021 · Latest: June 2, 2026
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 2, 2026 | CERS | A | 60,000 | · | · | 232,284 Direct | +34.83% | Acquired | (price as of 2026-10-02) |
| June 3, 2025 | CERS | A | 60,000 | · | · | 172,284 Direct | +53.44% | Acquired | (price as of 2026-10-02) |
| June 5, 2024 | CERS | A | 40,000 | $5.00 | $200,000 | 112,284 Direct | +55.34% | Acquired | -54.4% (price as of 2026-10-02) |
| Aug. 22, 2023 | CERS | P | 7,500 | $1.68 | $12,600 | 72,284 Direct | +11.58% | Acquired | 35.7% (price as of 2026-10-02) |
| June 7, 2023 | CERS | A | 40,000 | $5.00 | $200,000 | 64,784 Direct | +161.39% | Acquired | -54.4% (price as of 2026-10-02) |
| Aug. 6, 2021 | CERS | A | 49,769 | · | · | 49,769 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 6, 2021 | CERS | A | 24,784 | · | · | 24,784 Direct | · | 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 |
|---|---|---|---|---|---|---|---|
| Aug. 6, 2021 | CERS | Option (Right to Buy) | Common Stock | $6.41 | Aug. 5, 2031 | 49,769 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 10, 2021 | CERS | No securities owned | 0 | Direct |