Marshall Robert Ching
Insider
First SEC filing: Dec. 15, 2004 · Latest: Dec. 15, 2004
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 23, 2005 | ARWR | U | 28,666 | $3.00 | $85,998 | 28,666 Direct | · | Acquired | 114.0% (price as of 2026-10-02) |
| June 23, 2005 | ARWR | U | 53,864 | $3.00 | $161,592 | 91,364 Direct | +143.64% | Acquired | 114.0% (price as of 2026-10-02) |
| June 23, 2005 | ARWR | U | 158,046 | $3.00 | $474,138 | 195,546 Direct | +421.46% | Acquired | 114.0% (price as of 2026-10-02) |
| June 23, 2005 | ARWR | U | 269,242 | $3.00 | $807,726 | 2,627,066 Direct | -9.30% | Disposed | 114.0% (price as of 2026-10-02) |
| June 10, 2005 | ARWR | D | 1,829,487 | $1.50 | $2,744,230 | 2,896,308 Direct | +171.49% | Acquired | 327.9% (price as of 2026-10-02) |
| June 10, 2005 | ARWR | D | 37,500 | $1.50 | $56,250 | 37,500 Direct | · | Acquired | 327.9% (price as of 2026-10-02) |
| June 10, 2005 | ARWR | D | 37,500 | $1.50 | $56,250 | 37,500 Direct | · | Acquired | 327.9% (price as of 2026-10-02) |
| April 21, 2005 | ARWR | S | 353,686 | $3.27 | $1,156,553 | 1,066,821 Direct | -24.90% | Disposed | 96.3% (price as of 2026-10-02) |
| April 21, 2005 | ARWR | S | 175,248 | $3.27 | $573,061 | 0 Direct | -100.00% | Disposed | 96.3% (price as of 2026-10-02) |
| April 21, 2005 | ARWR | S | 71,066 | $3.27 | $232,386 | 0 Direct | -100.00% | Disposed | 96.3% (price as of 2026-10-02) |
| Dec. 24, 2004 | ARWR | S | 10,200 | $4.53 | $46,206 | 175,248 Direct | -5.50% | Disposed | 41.7% (price as of 2026-10-02) |
| Dec. 23, 2004 | ARWR | S | 35,800 | $4.51 | $161,458 | 185,448 Direct | -16.18% | Disposed | 42.3% (price as of 2026-10-02) |
| Dec. 21, 2004 | ARWR | S | 35,000 | $4.48 | $156,800 | 221,248 Direct | -13.66% | Disposed | 43.3% (price as of 2026-10-02) |
| Dec. 20, 2004 | ARWR | S | 32,000 | $4.40 | $140,800 | 256,248 Direct | -11.10% | Disposed | 45.9% (price as of 2026-10-02) |
| Dec. 17, 2004 | ARWR | S | 23,000 | $4.43 | $101,890 | 288,248 Direct | -7.39% | Disposed | 44.9% (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| June 10, 2005 | ARWR | Warrant Living Trust | Common | $1.50 | June 30, 2013 | 1,829,487 | Acquired |
| June 10, 2005 | ARWR | Warrant Def Ben PP | Common | $1.50 | June 30, 2013 | 37,500 | Acquired |
| June 10, 2005 | ARWR | Warrant M/P/P/P | Common | $1.50 | June 30, 2013 | 37,500 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 15, 2004 | ARWR | common stock | 295,507 | Direct |
| Dec. 15, 2004 | ARWR | common stock | 1,125,000 | Direct |
| Dec. 15, 2004 | ARWR | common stock | 311,248 | Indirect |
| Dec. 15, 2004 | ARWR | common stock | 71,066 | Indirect |
| Dec. 15, 2004 | ARWR | common stock purchase warrant | 1,125,000 | Direct |
| Dec. 15, 2004 | ARWR | common stock purchase warrant | 704,487 | Direct |