REGN Stock: Insider Activity, Filings & Research
Drillr aggregates AI research, SEC filings, earnings signals and alt-data for REGN.
Insider Activity
Over the past 90 days, REGN insiders have engaged in net selling of $126.5K across 17 open-market transactions, with no offsetting purchases. Director Ryan Arthur F accounted for multiple sales, including positions of $31.2K, $16.9K, and $10.9K. The insider sentiment score stands at 0/100, reflecting the absence of offsetting buy-side activity. The stock has declined 21.4% over the three-month period, while institutional investors have been accumulating positions via 13F filings.
Updated Jun 4, 2026 · based on SEC Form 4 filings · not investment advice
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 7 | $706.74 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 1 | $712.09 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 15 | $702.46 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 6 | $709.45 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 2 | $710.87 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 24 | $703.46 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 14 | $705.56 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 5 | $701.76 |
| May 4, 2026 | RYAN ARTHUR Fdirector | Sell | 4 | $707.40 |
| Apr 3, 2026 | RYAN ARTHUR Fdirector | Sell | 13 | $776.62 |
| Apr 3, 2026 | RYAN ARTHUR Fdirector | Sell | 4 | $778.24 |
| Apr 3, 2026 | RYAN ARTHUR Fdirector | Sell | 40 | $779.71 |
| Apr 3, 2026 | RYAN ARTHUR Fdirector | Sell | 8 | $773.59 |
| Apr 3, 2026 | RYAN ARTHUR Fdirector | Sell | 9 | $777.42 |
| Apr 3, 2026 | RYAN ARTHUR Fdirector | Sell | 1 | $771.32 |
Source: REGN SEC Form 4 filings, latest May 4, 2026. For informational purposes only — not investment advice.
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