Stewart Appelrouth - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Stewart Appelrouth is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $18K. Historical track record: 1/5 stars across 3 tracked purchases.
Profile
Stewart Appelrouth is Director at AIM ImmunoTech Inc. (AIM). Appelrouth has reported 4 insider filings with the SEC since 2024. The most recent filing was in December 2024.
| Role | Director |
|---|---|
| Notability | 26/100 |
Board memberships
- AIM ImmunoTech Inc.
Reported roles
- Director
Track Record
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 | ★☆☆☆☆ (1/5) |
|---|---|
| Total purchases tracked | 3 |
| Purchases with forward-return data | 3 |
| 30-day win rate | 0% |
| 90-day win rate | 0% |
| Avg 5-day return | +3.81% |
| Avg 30-day return | -1.67% |
| Avg 90-day return | -40.26% |
| Best 30-day return | +0.00% |
Trading Pattern
InsiderAlpha's records for Stewart Appelrouth go back to 2024: 4 primary Form 4 filings, an average of 1.3 per year. The typical open-market purchase is $6K (3 buys totaling $18K). The largest single buy on record is $16K of AIM in 2024. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Stewart Appelrouth has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Director at AIM ImmunoTech Inc. (AIM) - 4 filings, 2024
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2024-12-17 | AIM | AIM ImmunoTech Inc. | A - Grant or award | 24.5K | $0.21 | $5K |
| 2024-12-04 | AIM | AIM ImmunoTech Inc. | P - Open-market purchase | 11.1K | $0.21 | $2K |
| 2024-12-04 | AIM | AIM ImmunoTech Inc. | P - Open-market purchase | 1 | $0.21 | $0 |
| 2024-12-03 | AIM | AIM ImmunoTech Inc. | A - Grant or award | 22.6K | $0.23 | $5K |
| 2024-11-21 | AIM | AIM ImmunoTech Inc. | P - Open-market purchase | 82.0K | $0.19 | $16K |
Most Active Insiders Right Now
Stewart Appelrouth has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Joseph Stilwell
- William P. Stiritz
- SUMITOMO MITSUI FINANCIAL GROUP, INC.
- Suva
- SUVRETTA CAPITAL MANAGEMENT, LLC
- Donald William Swanson
- Synchron
- Kevin Tang
Frequently Asked Questions
Who is Stewart Appelrouth?
Stewart Appelrouth is Director at AIM ImmunoTech Inc. (AIM). Appelrouth has reported 4 insider filings with the SEC since 2024. The most recent filing was in December 2024.…
Has Stewart Appelrouth been buying or selling stock?
Recorded transactions: 3 open-market purchases ($18K) and 0 open-market sales across all tracked filings.
How accurate is Stewart Appelrouth's historical track record?
Across 3 tracked purchases, Stewart Appelrouth averaged -1.7% avg 30-day return with a 0% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.
Where can I see all of Stewart Appelrouth's SEC filings?
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.
Learn More
Open the live Stewart Appelrouth profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.