Rainer M Erdtmann
CIK 1455767 · View on SEC EDGAR ↗
First SEC filing: April 15, 2021 · Latest: Feb. 6, 2026
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 11, 2025 | BMEA | P | 30,000 | $1.43 | $42,900 | 723,027 Direct | +4.33% | Acquired | -4.2% (price as of 2026-08-21) |
| Dec. 1, 2025 | BMEA | P | 10,000 | $1.05 | $10,500 | 693,027 Direct | +1.46% | Acquired | 30.5% (price as of 2026-08-21) |
| Nov. 28, 2025 | BMEA | P | 40,000 | $1.10 | $44,000 | 683,027 Direct | +6.22% | Acquired | 24.5% (price as of 2026-08-21) |
| April 15, 2021 | BMEA | P | 3,000 | $17.00 | $51,000 | 3,000 Indirect | — | Acquired | -91.9% (price as of 2026-08-21) |
| April 15, 2021 | BMEA | P | 3,000 | $17.00 | $51,000 | 3,000 Indirect | — | Acquired | -91.9% (price as of 2026-08-21) |
| April 15, 2021 | BMEA | P | 2,400 | $17.00 | $40,800 | 2,400 Indirect | — | Acquired | -91.9% (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| April 1, 2026 | BMEA | Stock Option (Right to Buy) | Common Stock (452,512) | $1.49 | March 31, 2036 | 452,512 | Acquired |
| Aug. 11, 2025 | BMEA | Stock Option (Right to Buy) | Common Stock (1,246,989) | $1.53 | Aug. 10, 2035 | 1,246,989 | Acquired |
| Jan. 17, 2024 | BMEA | Stock Option (Right to Buy) | Common Stock (135,700) | $14.44 | Jan. 16, 2034 | 135,700 | Acquired |
| Jan. 6, 2023 | BMEA | Stock Option (Right to Buy) | Common Stock (118,000) | $7.05 | Jan. 5, 2033 | 118,000 | Acquired |
| Feb. 19, 2021 | SMMT | Stock Option (right to buy) | Common Stock (25,000) | $7.33 | Feb. 19, 2031 | 25,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| April 15, 2021 | BMEA | Common Stock | 2,182,671 | Indirect |
| April 15, 2021 | BMEA | Common Stock | 100,928 | Indirect |
| April 15, 2021 | BMEA | Common Stock | 76,059 | Direct |
| April 15, 2021 | BMEA | Stock Option (Right to Buy)→ Common Stock (53,844) | 53,844 | Direct |
| April 15, 2021 | BMEA | Stock Option (Right to Buy)→ Common Stock (159,120) | 159,120 | Direct |
| Sept. 18, 2020 | SMMT | Stock Option (right to buy)→ Common Stock (200,000) | 200,000 | Direct |
| Sept. 18, 2020 | SMMT | Stock Option (right to buy)→ Common Stock (27,273) | 27,273 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
BMEA
PFO| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2025 | $489,604 | $146,881 | — | — | — | — | — | $2,210,684 |
| 2022 | $450,500 | $209,032 | — | — | — | — | — | $659,532 |
| 2021 | $429,502 | $141,064 | — | — | — | — | — | $2,900,049 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.