Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Thurmond Mark C.
Over the trailing 90 days, Thurmond Mark C. (Director at Tenable Holdings, Inc.) sold $312K of stock in TENB, per 18 SEC Form 4 transactions.
- Role
- Director
- Companies
- TENB
- Window
- Trailing 90 days · 18 transactions · CIK 1651579
- Net activity
- −$312K ($0 bought · $312K sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| TENB | Tenable Holdings, Inc. | 18 | — | $312K | −$312K |
Transactions (18)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-05-22 | TENB | Sell | 2.1K | $54K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-22 | TENB | Buy | 6.1K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 1.1K | $28K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-22 | TENB | Buy | 2.3K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 562 | $14K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-22 | TENB | Sell | 2.9K | $75K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-22 | TENB | Buy | 1.2K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Buy | 4.4K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 3.8K | $96K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-22 | TENB | Buy | 7.8K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Buy | 3.7K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 1.8K | $46K | Payment of exercise price or tax liability by delivering securities |
| 2026-05-22 | TENB | Sell | 1.2K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 4.4K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 7.8K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 3.7K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 6.1K | $0 | Exercise or conversion of derivative security |
| 2026-05-22 | TENB | Sell | 2.3K | $0 | Exercise or conversion of derivative security |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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