Retension Pharmaceuticals, Inc.
RTSN- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0002002988
In the last 90 days, Retension Pharmaceuticals, Inc. insiders filed 2 open-market purchases and 0 sales; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Retension Pharmaceuticals, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 2 filings
- 2 insiders, $369.6K in total
- Open-market sells
- 0 filings
- Insiders trading
- 2
- Net value
- +$369.6K
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Retension Pharmaceuticals, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Keller Eric L. | CHIEF EXECUTIVE OFFICER | 464,407 | Oct 13, 2026 | 1 |
| Sweetnam Paul | CHIEF SCIENTIFIC OFFICER | 2,640Indirect | Oct 13, 2026 | 1 |
| Olds Donald | Director | 5,637 | Oct 13, 2026 | 2 |
| Cheruvu Pavan | Director | – | Oct 13, 2026 | 1 |
| Bisson Sabine | CHIEF OPERATING OFFICER | 4,115 | Oct 13, 2026 | 1 |
| Berger Franklin M | Director | 10,000Indirect | Oct 13, 2026 | 2 |
| Berendt Michael J | Director | 6,666 | Oct 13, 2026 | 2 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Oct 13, 2026 (view filing)6:12 PM ET | Oct 13 | Same day | Keller Eric L.CHIEF EXECUTIVE OFFICER | PPurchase | +20.8K | $12.00 | +$249.6K | +5.2%423.4K after | |
| Oct 13, 2026 (view filing)6:10 PM ET | Oct 13 | Same day | Berger Franklin MDirector | PPurchase | +10.0K | $12.00 | +$120.0K | New position10.0K after |