| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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General Counsel
1 company
Carolyn C. Tang is General Counsel at RCUS. Carolyn C. Tang's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $3.5M at current prices.
Our model assigns Carolyn C. Tang a middling insider score of 69/100, based on 9 past trades. Over a 12-month horizon, all 7 of those trades were profitable, with an average 12-month return of +18.1%.
The RCUS filings lean toward selling, a net 23,937 shares.
Carolyn C. Tang has 16 Form 4 filings on record from January 2021 to June 2026, all as General Counsel at Arcus Biosciences (RCUS), 2021–2026.
The 34 reported transactions were 16 open-market sales, 6 stock awards, 6 option or other derivative awards and 3 dispositions back to the company, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 5 sales worth about $573K.
The largest open-market sale was 14,468 shares of RCUS at an average $22.01 on December 17, 2025, about $318K.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 17, 2025 | RCUS Arcus Biosciences, Inc. | General Counsel | Sell10b5-1 | 14,468 | $22.01 | $318,496.16 | -10.4% | +1.4% | - | |
| Dec 16, 2022 | RCUS Arcus Biosciences, Inc. | General Counsel | Sell | 2,523 | $30.75 | $77,582.04 | -8.1% | -45.1% | -41.3% | |
| Jun 17, 2022 | RCUS Arcus Biosciences, Inc. | General Counsel | Sell | 2,922 | $21.45 | $62,672.96 | -10.9% | +22.0% | -11.3% | |
| Dec 17, 2021 | RCUS Arcus Biosciences, Inc. | General Counsel | Sell | 1,109 | $40.12 | $44,496.61 | -5.9% | -17.1% | -25.7% | |
| Jun 17, 2021 | RCUS Arcus Biosciences, Inc. | General Counsel | Sell | 2,915 | $23.89 | $69,649.53 | -15.9% | +40.4% | -7.4% |