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Philip Tsai
Insider
First SEC filing: July 27, 2026 · Latest: July 27, 2026
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $204,900
Avg return of open purchases vs now: -5.8%
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 |
|---|---|---|---|---|---|---|---|---|---|
| July 23, 2026 | IMNM | A | 38,250 | · | · | 81,550 Direct | +88.34% | Acquired | (price as of 2026-10-06) |
| July 23, 2026 | IMNM | A | 76,500 | · | · | 76,500 Direct | · | Acquired | (price as of 2026-10-06) |
| Dec. 19, 2025 | IMNM | P | 10,000 | $20.49 | $204,900 | 43,300 Direct | +30.03% | Acquired | -5.8% (price as of 2026-10-06) |
| July 29, 2025 | IMNM | A | 190,000 | · | · | 190,000 Direct | · | Acquired | (price as of 2026-10-06) |
| March 24, 2025 | IMNM | P | 12,300 | $8.42 | $103,566 | 33,300 Direct | +58.57% | Acquired | 129.3% (price as of 2026-10-06) |
| Nov. 21, 2024 | IMNM | P | 21,000 | $9.43 | $198,030 | 21,000 Direct | · | Acquired | 104.8% (price as of 2026-10-06) |
| June 17, 2024 | IMNM | A | 250,000 | · | · | 250,000 Direct | · | Acquired | (price as of 2026-10-06) |
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 |
|---|---|---|---|---|---|---|---|
| July 23, 2026 | IMNM | Employee Stock Option (right to buy) | Common Stock | $22.01 | July 22, 2036 | 76,500 | Acquired |
| July 29, 2025 | IMNM | Employee Stock Option (right to buy) | Common Stock | $10.60 | July 28, 2035 | 190,000 | Acquired |
| June 17, 2024 | IMNM | Stock option (right to buy) | Common Stock | $13.15 | June 16, 2034 | 250,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).