ARCH VENTURE FUND II LP
CIK 930401 · View on SEC EDGAR ↗
First SEC filing: March 17, 2004 · Latest: March 17, 2004
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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 |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 29, 2004 | BGMS | P | 200,000 | $10.00 | $2,000,000 | 851,060 Indirect | +30.72% | Acquired | -100.0% (price as of 2026-08-21) |
| March 19, 2004 | BGMS | P | 12,500 | $8.00 | $100,000 | 193,447 Direct | +6.91% | Acquired | -100.0% (price as of 2026-08-21) |
| March 19, 2004 | BGMS | P | 175,000 | $8.00 | $1,400,000 | 1,860,824 Indirect | +10.38% | Acquired | -100.0% (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 |
|---|---|---|---|---|---|---|---|
| Oct. 29, 2004 | BGMS | 6% Convertible Exchangeable Preferred Stock | Common | — | — | 200,000 | Acquired |
| March 19, 2004 | BGMS | Series A Convertible Preferred Stock | Common (114,832) | — | — | 631,579 | Disposed |
| March 19, 2004 | BGMS | Series B Convertible Preferred Stock | Common (66,115) | — | — | 363,636 | Disposed |
| March 19, 2004 | BGMS | Series A Convertible Preferred Stock | Common (28,707) | — | — | 157,890 | Disposed |
| March 19, 2004 | BGMS | Series B Convertible Preferred Stock | Common (305,785) | — | — | 1,681,818 | Disposed |
| March 19, 2004 | BGMS | Series C Convertible Preferred Stock | Common (203,502) | — | — | 1,119,265 | Disposed |
| March 19, 2004 | BGMS | Series D Convertible Preferred Stock | Common (240,352) | — | — | 1,321,942 | Disposed |
| March 19, 2004 | BGMS | Series E Convertible Preferred Stock | Common (170,045) | — | — | 935,251 | Disposed |
| March 19, 2004 | BGMS | Warrants to purchase Series A Convertible Preferred Stock | Common (17,425) | — | Aug. 31, 2007 | 50,237 | Disposed |
| March 19, 2004 | BGMS | Warrants to purchase Common Stock | Common (21,365) | — | Aug. 8, 2005 | 26,918 | Disposed |
| March 19, 2004 | BGMS | Warrants to purchase Common Stock | Common (91,943) | — | Nov. 12, 2006 | 92,580 | Disposed |
| March 19, 2004 | BGMS | 6% Convertible Promissory Notes | Common (354,837) | — | April 30, 2004 | 354,840 | Disposed |
| March 19, 2004 | BGMS | Series F Convertible Preferred Stock | Common (163,473) | — | — | 899,104 | Disposed |
| March 19, 2004 | BGMS | Warrants to purchase Common Stock | Common (88,390) | — | Feb. 4, 2007 | 89,002 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 26 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 17, 2004 | BGMS | Series A Convertible Preferred Stock→ Common Stock | — | Direct |
| March 17, 2004 | BGMS | Series B Convertible Preferred Stock→ Common Stock | — | Direct |
| March 17, 2004 | BGMS | Series A Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Series B Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Series C Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Series D Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Series E Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Warrants to purchase Series A Convertible Preferred Stock→ Series A Convertible Preferred Stock/Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Warrants to purchase Common Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Warrants to purchase Common Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | 6% Convertible Promissory Notes→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Series F Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 17, 2004 | BGMS | Warrants to purchase Common Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Series A Convertible Preferred Stock→ Common Stock | — | Direct |
| March 10, 2004 | BGMS | Series B Convertible Preferred Stock→ Common Stock | — | Direct |
| March 10, 2004 | BGMS | Series A Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Series B Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Series C Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Series D Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Series E Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Warrants to purchase Series A Convertible Preferred Stock→ Series A Convertible Preferred Stock/Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Warrants to purchase Common Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Warrants to purchase Common Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | 6% Convertible Promissory Notes→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Series F Convertible Preferred Stock→ Common Stock | — | Indirect |
| March 10, 2004 | BGMS | Warrants to purchase Common Stock→ Common Stock | — | Indirect |