Summary
Updated Aug 30, 2026
Jill Henrich is EVP, Chief Regulatory Officer of Atara Biotherapeutics, Inc. (ATRA). 1 SEC Form 4 filing on record, dated 20 November 2024. Most recent open-market trade: sold $11K of ATRA on 20 November 2024. Lifetime open-market sales: $11K.
Recent Transactions
1Every recent SEC Form 4 transaction Jill Henrich 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 Jill Henrich 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.
- EcoR1 Capital, LLC - $4.74M of ATRA open-market activity in the last 12 months
- Panacea Innovation Ltd - $3.65M of ATRA open-market activity in the last 12 months
- Anhco Nguyen - $142K of ATRA open-market activity in the last 12 months
- Yanina Grant-Huerta - $57K of ATRA 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 Jill Henrich?
Jill Henrich is a corporate insider, tracked as EVP, Chief Regulatory Officer of Atara Biotherapeutics, Inc. (ATRA). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Jill Henrich last file a Form 4?
The only primary Form 4 on record is dated 20 November 2024.
Has Jill Henrich been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($11K) across all tracked filings.
Where can I see all of Jill Henrich'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
Follow Jill Henrich and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial
