Marcia Allen
CIK 1109769 · View on SEC EDGAR ↗
Insider
First SEC filing: March 21, 2013 · Latest: Jan. 9, 2020
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 28 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 |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 1, 2025 | INMB | A | 150,000 | — | — | 150,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | A | 12,500 | — | — | 12,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | D | 12,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | A | 32,500 | — | — | 32,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | D | 32,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | A | 35,000 | — | — | 35,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | D | 35,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | A | 35,000 | — | — | 35,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | D | 35,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | A | 19,025 | — | — | 19,025 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | D | 19,025 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | A | 15,975 | — | — | 15,975 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | D | 15,975 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | A | 108,000 | — | — | 108,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 18, 2025 | INMB | D | 108,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Dec. 5, 2024 | INMB | A | 32,500 | — | — | 32,500 Direct | — | Acquired | (price as of 2026-08-20) |
| May 14, 2024 | INMB | A | 12,500 | — | — | 12,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Feb. 16, 2023 | INMB | A | 35,000 | — | — | 35,000 Direct | — | Acquired | (price as of 2026-08-20) |
| March 21, 2022 | INMB | A | 35,000 | — | — | 35,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 22, 2021 | INMB | A | 19,025 | — | — | 19,025 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 19, 2021 | INMB | A | 15,975 | — | — | 15,975 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 19, 2010 | ARKR | A | 1,250 | — | — | 1,250 Direct | — | Acquired | (price as of 2026-08-20) |
| May 7, 2010 | ARKR | A | 1,750 | — | — | 1,750 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 19, 2009 | ARKR | A | 1,250 | — | — | 1,250 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 19, 2008 | ARKR | A | 1,250 | — | — | 1,250 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 19, 2008 | ARKR | A | 1,250 | — | — | 1,250 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 19, 2007 | ARKR | A | 1,250 | — | — | 1,250 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 19, 2007 | ARKR | A | 1,250 | — | — | 1,250 Direct | — | 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. 1, 2025 | INMB | Option (right to buy) | Common Stock (150,000) | $1.48 | Nov. 23, 2035 | 150,000 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (12,500) | $1.50 | May 13, 2034 | 12,500 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (12,500) | $9.92 | May 13, 2034 | 12,500 | Disposed |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (32,500) | $1.50 | Dec. 4, 2034 | 32,500 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (32,500) | $5.05 | Dec. 4, 2034 | 32,500 | Disposed |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (35,000) | $1.50 | Feb. 15, 2033 | 35,000 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (35,000) | $9.74 | Feb. 15, 2033 | 35,000 | Disposed |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (35,000) | $1.50 | March 20, 2032 | 35,000 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (35,000) | $7.92 | March 20, 2032 | 35,000 | Disposed |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (19,025) | $1.50 | June 21, 2031 | 19,025 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (19,025) | $17.49 | June 21, 2031 | 19,025 | Disposed |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (15,975) | $1.50 | Jan. 18, 2031 | 15,975 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (15,975) | $24.82 | Jan. 18, 2031 | 15,975 | Disposed |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (108,000) | $1.50 | Nov. 24, 2029 | 108,000 | Acquired |
| Nov. 18, 2025 | INMB | Stock Option (right to buy) | Common Stock (108,000) | $3.91 | Nov. 24, 2029 | 108,000 | Disposed |
| Dec. 5, 2024 | INMB | Option (right to buy) | Common Stock (32,500) | $5.05 | Dec. 4, 2034 | 32,500 | Acquired |
| May 14, 2024 | INMB | Option (right to buy) | Common Stock (12,500) | $9.92 | May 13, 2034 | 12,500 | Acquired |
| Feb. 16, 2023 | INMB | Option (right to buy) | Common Stock (35,000) | $9.74 | Feb. 15, 2033 | 35,000 | Acquired |
| March 21, 2022 | INMB | Option (right to buy) | Common Stock (35,000) | $7.92 | March 20, 2032 | 35,000 | Acquired |
| June 22, 2021 | INMB | Option (right to buy) | Common Stock (19,025) | $17.49 | June 21, 2031 | 19,025 | Acquired |
| Jan. 19, 2021 | INMB | Option (right to buy) | Common Stock (15,975) | $24.82 | Jan. 18, 2031 | 15,975 | Acquired |
| Dec. 19, 2010 | ARKR | Stock options | Common stock (1,250) | $32.15 | Dec. 18, 2016 | 1,250 | Acquired |
| May 7, 2010 | ARKR | Stock Options | Common Stock (1,750) | $12.04 | May 6, 2019 | 1,750 | Acquired |
| Dec. 19, 2009 | ARKR | Stock Options | Common Stock (1,250) | $32.15 | Dec. 18, 2016 | 1,250 | Acquired |
| Dec. 19, 2008 | ARKR | Stock Options | Common Stock (1,250) | $32.15 | Dec. 18, 2016 | 1,250 | Acquired |
| Dec. 19, 2008 | ARKR | Stock Options | Common Stock (1,250) | $32.15 | Dec. 18, 2016 | 1,250 | Acquired |
| Dec. 19, 2007 | ARKR | Stock Options | Common Stock (1,250) | $32.15 | Dec. 18, 2016 | 1,250 | Acquired |
| Dec. 19, 2007 | ARKR | Stock Options | Common Stock (1,250) | $32.15 | Dec. 18, 2016 | 1,250 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.