Alan Bruce Montgomery
Director · Xencor Inc
- 2024
- Jul 8, 2026
- 4
Summary
Latest filing:
Alan Bruce Montgomery is Director of Xencor Inc (XNCR). 4 SEC Form 4 filings on record going back to 2024, most recently on 8 July 2026. Most recent open-market trade: sold $62K of XNCR on 17 June 2026. Lifetime open-market sales: $499K.
Recent transactions
9The latest 9 SEC Form 4 transactions reported by Alan Bruce Montgomery.
Trading pattern
InsiderAlpha's records for Alan Bruce Montgomery go back to 2024: 4 primary Form 4 filings, an average of 1.3 per year. 12 recorded transactions carry a Rule 10b5-1 plan flag. This identifies the marked transactions as reported under a trading plan; it does not establish the plan status of unmarked transactions.
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Alan Bruce Montgomery files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Bassil I. Dahiyat - $320K in XNCR purchases and sales in the last 12 months
- John R. Desjarlais - $106K in XNCR purchases and sales in the last 12 months
- Kevin Charles Gorman - $93K in XNCR purchases and sales in the last 12 months
- Ellen Feigal - $89K in XNCR purchases and sales in the last 12 months
- Celia Eckert - $74K in XNCR purchases and sales in the last 12 months
- Bart Jan Cornelissen - $71K in XNCR purchases and sales in the last 12 months
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Frequently asked questions
Who is Alan Bruce Montgomery?
Alan Bruce Montgomery is a corporate insider, tracked as Director of Xencor Inc (XNCR). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Alan Bruce Montgomery last file a Form 4?
The most recent primary Form 4 on record is dated 8 July 2026, one of 4 filings going back to 2024.
Has Alan Bruce Montgomery been buying or selling stock?
Recorded transactions: 0 open-market purchases and 4 open-market sales ($499K) across all tracked filings.