Lorena Raquel Lerner
CIK 2081359 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 15, 2025 · Latest: Aug. 15, 2025
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Insider transactions
0 buys (P)
1 sells (S)
Net:
$-36,715
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. 18, 2026 | KROS | S | 3,568 | $10.29 | $36,715 | 27,559 Direct | -11.46% | Disposed | 6.3% (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) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 15, 2025 | KROS | Common Stock | 35,000 | Direct |
| Aug. 15, 2025 | KROS | Employee Stock Option (Right to Buy)→ Common Stock (10,879) | 10,879 | Direct |
| Aug. 15, 2025 | KROS | Employee Stock Option (Right to Buy)→ Common Stock (7,500) | 7,500 | Direct |
| Aug. 15, 2025 | KROS | Employee Stock Option (Right to Buy)→ Common Stock (23,000) | 23,000 | Direct |