Updated Jul 16, 2026
Seizinger Bernd R. has filed 3 SEC Form 4 filings across 3 companies in the last 90 days — buying. Lifetime open-market purchases: $214K. Historical track record: 4/5 stars across 4 tracked purchases.
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★★★★☆ (4/5) |
|---|---|
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 7500% |
| 90-day win rate | 10000% |
| Avg 5-day return | +2051.74% |
| Avg 30-day return | +1681.26% |
| Avg 90-day return | +1392.78% |
| Best 30-day return | +3538.46% |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-02 | APTO | Aptose Biosciences Inc. | D — Derivative transaction | 17.0K | $1.72 | $29K |
| 2026-06-17 | APRE | Aprea Therapeutics, Inc. | A — Grant or award | 3.1K | $0.00 | |
| 2026-02-13 | ONCY | ONCOLYTICS BIOTECH INC | P — Open-market purchase | 40.0K | $0.85 | $34K |
| 2026-02-13 | ONCY | ONCOLYTICS BIOTECH INC | P — Open-market purchase | 60.0K | $0.83 | $50K |
| 2026-01-20 | ONCY | ONCOLYTICS BIOTECH INC | P — Open-market purchase | 100.0K | $1.04 | $104K |
| 2024-10-15 | APRE | Aprea Therapeutics, Inc. | P — Open-market purchase | 10.0K | $2.68 | $27K |
Seizinger Bernd R. is a corporate insider — currently tracked as Insider of Aptose Biosciences Inc. (APTO). InsiderAlpha tracks every SEC Form 4 filing in real time.
3 primary Form 4 filings in the last 90 days, covering 3 companies.
Recorded transactions: 4 open-market purchases ($214K) and 0 open-market sales () across all tracked filings.
Across 4 tracked purchases, Seizinger Bernd R. averaged +1681.3% avg 30-day return with a 7500% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Seizinger Bernd R. profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.