Summary
Updated Aug 30, 2026
David D. Chang is President and CEO, Director of Allogene Therapeutics, Inc. (ALLO). 2 SEC Form 4 filings on record, most recently on 18 March 2026. Most recent open-market trade: sold $118K of ALLO on 18 March 2026. Lifetime open-market sales: $289K.
Recent Transactions
2Every recent SEC Form 4 transaction David D. Chang has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies David D. Chang 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.
- Zachary Roberts - $104K of ALLO open-market activity in the last 12 months
- Earl Martin Douglas - $103K of ALLO open-market activity in the last 12 months
- Geoffrey M. Parker - $88K of ALLO open-market activity in the last 12 months
- Benjamin Machinas Beneski - $52K of ALLO open-market activity in the last 12 months
- Annie Yoshiyama - $29K of ALLO open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is David D. Chang?
David D. Chang is a corporate insider, tracked as President and CEO, Director of Allogene Therapeutics, Inc. (ALLO). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did David D. Chang last file a Form 4?
The most recent primary Form 4 on record is dated 18 March 2026, one of 2 filings going back to 2026.
Has David D. Chang been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($289K) across all tracked filings.
Where can I see all of David D. Chang'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.
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