Shmunis Vladimir (CIK 1586647) reported 42 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-17). Recent activity: Sell RNG (14,832 shares), Sell RNG (724 shares), Sell RNG (10,105 shares), Sell RNG (1,591 shares), Buy RNG (154,350 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-17 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 14,832 | $570,750 |
| 2026-06-17 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 724 | $28,452 |
| 2026-06-17 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 10,105 | $385,536 |
| 2026-06-17 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 1,591 | $61,543 |
| 2026-06-02 | RingCentral, Inc. (RNG) | CEO and Chairman | Buy | 154,350 | $0 |
| 2026-06-02 | RingCentral, Inc. (RNG) | CEO and Chairman | Buy | 4,520 | $0 |
| 2026-06-02 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 28,232 | $1.4M |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 3,840 | $139,546 |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 39,503 | $1.6M |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 99,275 | $3.9M |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 25,510 | $878,054 |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 9,339 | $331,721 |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Buy | 4,131 | $0 |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 6,204 | $232,340 |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 357 | $13,695 |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 34 | $1,338 |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 75,147 | $2.7M |
| 2026-02-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 20,684 | $749,588 |
| 2026-02-12 | RingCentral, Inc. (RNG) | CEO and Chairman | Buy | 140,207 | $0 |
| 2025-11-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Buy | 4,787 | $0 |
| 2025-11-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 48,333 | $1.3M |
| 2025-11-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 14,221 | $371,595 |
| 2025-11-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 32,623 | $887,998 |
| 2025-11-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 27,881 | $760,872 |
| 2025-11-24 | RingCentral, Inc. (RNG) | CEO and Chairman | Sell | 27,018 | $747,858 |
Source: SEC Form 4 filings · as of 2026-06-17