Benchmark Founders' Fund VIII-B, L.P.
- SEC CIK
- 0001597399
No open-market purchases or sales filed in the past year.
Current role at each company
- CBRS Cerebras Systems Inc.10% Owneras of Aug 26, 2026
- CFLT Confluent, Inc.10% Owneras of Dec 2, 2022
- AMPL Amplitude, Inc.10% Owneras of Dec 2, 2022
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists Benchmark Founders' Fund VIII-B, L.P. as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
AMPL Amplitude, Inc.
10% Owner1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2021 (view filing)8:27 PM ET | Sep 28 | 2 days | Benchmark Capital Management Co. VIII, L.L.C. and 3 others10% Owner | SSaleClass A Common Stock | −1.00M | $51.50 | −$51.5M | −65.5%526.4K after | 3 lots |