Updated Jul 16, 2026
LIMBER JOSEPH M has filed 2 SEC Form 4 filings across 1 company in the last 90 days — buying. Lifetime open-market purchases: $760K. Historical track record: 5/5 stars across 5 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 | ★★★★★ (5/5) |
|---|---|
| Total purchases tracked | 5 |
| Purchases with forward-return data | 5 |
| 30-day win rate | 10000% |
| 90-day win rate | 10000% |
| Avg 5-day return | +51.51% |
| Avg 30-day return | +2314.02% |
| Avg 90-day return | +3541.20% |
| Best 30-day return | +2730.11% |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-15 | XOMA | XOMA Royalty Corp | D — Derivative transaction | 20.0K | — | |
| 2026-07-15 | XOMA | XOMA Royalty Corp | D — Derivative transaction | 10.0K | — | |
| 2026-07-15 | XOMA | XOMA Royalty Corp | J — Other acquisition / disposition | 9.5K | — | |
| 2026-05-26 | XOMA | XOMA Royalty Corp | A — Grant or award | 3.6K | $0.00 | |
| 2026-03-31 | XOMA | XOMA Royalty Corp | M — Option exercise | 3.0K | $11.20 | $34K |
| 2025-04-03 | XOMA | XOMA Royalty Corp | P — Open-market purchase | 5.2K | $25.60 | $134K |
| 2025-04-03 | XOMA | XOMA Royalty Corp | P — Open-market purchase | 3.3K | $25.56 | $86K |
| 2025-04-03 | XOMA | XOMA Royalty Corp | P — Open-market purchase | 3.5K | $25.25 | $88K |
| 2025-04-03 | XOMA | XOMA Royalty Corp | P — Open-market purchase | 1.4K | $25.44 | $36K |
| 2025-04-03 | XOMA | XOMA Royalty Corp | P — Open-market purchase | 16.5K | $25.22 | $417K |
LIMBER JOSEPH M is a corporate insider — currently tracked as Insider of XOMA Royalty Corp (XOMA). InsiderAlpha tracks every SEC Form 4 filing in real time.
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 5 open-market purchases ($760K) and 0 open-market sales () across all tracked filings.
Across 5 tracked purchases, LIMBER JOSEPH M averaged +2314.0% avg 30-day return with a 10000% 30-day win rate. InsiderAlpha rates the track record at 5/5 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.
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