Ridloff Elena
- SEC CIK
- 0001772518
In the past year, 2 open-market sale filings worth $1.29M and no purchases.
Current role at each company
- SION Sionna Therapeutics, Inc.CFO and CBOas of Sep 18, 2026
- IMUX Immunic, Inc.Directoras of Aug 10, 2026
- KYMR Kymera Therapeutics, Inc.Directoras of Jun 25, 2026
- KRON Kronos Bio, Inc.Directoras of Jun 20, 2025
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $1.29M
- 2 filings
- Net
- −$1.29M
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Ridloff Elena as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
KYMR Kymera Therapeutics, Inc.
Director4 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 11, 2026 (view filing) | May 11 | Same day | Ridloff ElenaDirector | SSale | −3.00K | $87.00 | −$261.0K | −100.0%0 after | 10b5-1 |
| Apr 1, 2026 (view filing) | Mar 31-Apr 1 | 1 day | Ridloff ElenaDirector | SSale | −12.0K | $85.39 | −$1.02M | −100.0%0 after | 3 lots10b5-1 |
| Jun 11, 2025 (view filing) | Jun 11 | Same day | Ridloff ElenaDirector | SSale | −4.50K | $50.00 | −$225.0K | −100.0%0 after | 10b5-1 |
| Jun 3, 2025 (view filing) | Jun 3 | Same day | Ridloff ElenaDirector | SSale | −12.0K | $46.10 | −$553.2K | −100.0%0 after | 2 lots10b5-1 |
SION Sionna Therapeutics, Inc.
CFO and CBO3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 3, 2025 (view filing) | Aug 29-Sep 2 | 5 days | Ridloff ElenaCFO & Head of Corp. Dev. | SSale | −9.58K | $25.09 | −$240.4K | −19.9%38.5K after | 2 lots10b5-1 |
| Aug 28, 2025 (view filing) | Aug 26-28 | 2 days | Ridloff ElenaCFO & Head of Corp. Dev. | SSale | −23.4K | $25.70 | −$601.9K | −32.7%48.1K after | 3 lots10b5-1 |
| Aug 21, 2025 (view filing) | Aug 19-20 | 2 days | Ridloff ElenaCFO & Head of Corp. Dev. | SSale | −52.0K | $21.62 | −$1.12M | −42.1%71.5K after | 2 lots10b5-1 |