Thurmond Mark C.

CIK: 0001651579

Thurmond Mark C. is a corporate insider at Tenable Holdings, Inc. (TENB) filing SEC Form 4 transactions. 206 transactions across 2 companies, totaling $0 in purchases and $9,123,399 in sales. Source: SEC EDGAR.

Total Transactions
206
Total Buy Value
$0
Total Sell Value
$9.12M
Net Activity
$-9.12M
Last Transaction
Nov 2025
Companies
2

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Exercise
Shares
4,368
Price
-
Value
-
Type
Exercise
Shares
7,764
Price
-
Value
-
Type
Exercise
Shares
3,713
Price
-
Value
-
Type
Exercise
Shares
6,095
Price
-
Value
-
Type
Exercise
Shares
2,267
Price
-
Value
-
Type
Exercise
Shares
1,162
Price
-
Value
-
Type
Tax Payment
Shares
2,112
Price
$25.45
Value
$54K
Type
Exercise
Shares
4,368
Price
-
Value
-
Type
Tax Payment
Shares
3,754
Price
$25.45
Value
$96K
Type
Exercise
Shares
7,764
Price
-
Value
-
Type
Tax Payment
Shares
1,796
Price
$25.45
Value
$46K
Type
Exercise
Shares
3,713
Price
-
Value
-
Type
Tax Payment
Shares
2,947
Price
$25.45
Value
$75K
Type
Exercise
Shares
6,095
Price
-
Value
-
Type
Tax Payment
Shares
1,097
Price
$25.45
Value
$28K
Type
Exercise
Shares
2,267
Price
-
Value
-
Type
Tax Payment
Shares
562
Price
$25.45
Value
$14K
Type
Exercise
Shares
1,162
Price
-
Value
-
Type
Exercise
Shares
4,368
Price
-
Value
-
Type
Exercise
Shares
3,713
Price
-
Value
-