Summary
Updated Aug 31, 2026
Larry Robbins is Director of Butterfly Network, Inc. (BFLY). 12 SEC Form 4 filings on record going back to 2024, most recently on 17 August 2026. Most recent open-market trade: sold $5.23M of BFLY on 17 August 2026. Lifetime open-market purchases: $11.44M. Lifetime open-market sales: $641.04M. Historical track record: 5/5 stars across 6 tracked purchases.
Recent Transactions
20Every recent SEC Form 4 transaction Larry Robbins has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★★★★★ (5/5) |
| Total purchases tracked | 6 |
| Purchases with forward-return data | 6 |
| 30-day win rate | 100% |
| 90-day win rate | 100% |
| Avg 5-day return | +17.62% |
| Avg 30-day return | +39.12% |
| Avg 90-day return | +25.42% |
| Best 30-day return | +63.79% |
Trading Pattern
InsiderAlpha's records for Larry Robbins go back to 2024: 12 primary Form 4 filings, an average of 4.0 per year. The typical open-market purchase is $1.91M (6 buys totaling $11.44M). The largest single buy on record is $2.43M of BFLY in 2025. Sales side: 21 recorded sales totaling $641.04M, so the filing history runs sell-heavy by dollar value. 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.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Larry Robbins 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.
- Jonathan M. Rothberg - $62.19M of BFLY open-market activity in the last 12 months
- Joseph Devivo - $6.07M of BFLY open-market activity in the last 12 months
- Steve Cashman - $5.12M of BFLY open-market activity in the last 12 months
- Megan Carlson - $1.57M of BFLY open-market activity in the last 12 months
- S. Louise Phanstiel - $1.57M of BFLY open-market activity in the last 12 months
- John N. Doherty - $1.05M of BFLY 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 Larry Robbins?
Larry Robbins is a corporate insider, tracked as Director of Butterfly Network, Inc. (BFLY). InsiderAlpha holds 12 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Larry Robbins submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has Larry Robbins been buying or selling stock?
Recorded transactions: 6 open-market purchases ($11.44M) and 21 open-market sales ($641.04M) across all tracked filings.
How accurate is Larry Robbins's historical track record?
Across 6 tracked purchases, Larry Robbins averaged +39.1% avg 30-day return with a 100% 30-day win rate. InsiderAlpha rates the track record at 5/5 stars.
Where can I see all of Larry Robbins'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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