Brian Robb Douglass
CIK 2104618 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 12, 2026 · Latest: Jan. 12, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 4 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 7, 2026 | RGEN | F | 334 | $126.43 | $42,228 | 7,985 Direct | -4.01% | Disposed | 42.4% (price as of 2026-08-20) |
| March 2, 2026 | RGEN | F | 221 | $124.97 | $27,618 | 8,319 Direct | -2.59% | Disposed | 44.1% (price as of 2026-08-20) |
| Dec. 31, 2025 | RGEN | A | 2,143 | — | — | 2,143 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 31, 2025 | RGEN | A | 2,288 | — | — | 8,540 Direct | +36.60% | Acquired | (price as of 2026-08-20) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Dec. 31, 2025 | RGEN | Stock Option (Right to Buy) | Common Stock (2,143) | $163.86 | Dec. 31, 2035 | 2,143 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.