Role
Director
Signature
/s/ C. Richard Vermillion
Issuer symbol
DTI
Transactions as of
14 May 2024
Transactions value $
$0
Form type
4
Filing time
16 Sep 2025, 16:05:14 UTC
Previous filing
22 Jun 2023
Next filing
27 Nov 2024

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Vermillion Charles Richard Jr. Director 10370 RICHMOND AVENUE, SUITE 1000, HOUSTON /s/ C. Richard Vermillion 15 Sep 2025 0001981923

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction DTI Common Stock Options Exercise $0 +18.6K $0.00 18.6K 14 May 2024 Direct
transaction DTI Common Stock Options Exercise $0 +13.7K +73.68% $0.00 32.3K 14 May 2025 Direct
holding DTI Common Stock 400K 14 May 2024 By MV Partners I, LP F1, F3
holding DTI Common Stock 364K 14 May 2024 By MV Partners I, LP F2, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction DTI Restricted Stock Units Options Exercise $0 -18.6K -100% $0.00 0 14 May 2024 Common Stock 18.6K Direct F4, F5
transaction DTI Restricted Stock Units Award $0 +28.6K $0.00 28.6K 13 May 2025 Common Stock 28.6K Direct F4, F6
transaction DTI Restricted Stock Units Options Exercise $0 -13.7K -100% $0.00 0 14 May 2025 Common Stock 13.7K Direct F4, F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Reflects 399,944 shares of common stock owned by MV Partners I, LP as of May 14, 2024.
F2 Reflects 363,644 shares of common stock owned by MV Partners I, LP as of May 15, 2025.
F3 The Reporting Person is the sole owner and Chairman of the Board of Directors of MV Partners, Inc., the general partner of MV Partners. Mr. Vermillion disclaims any beneficial ownership of any shares of common stock held by MV Partners I, LP, other than his pecuniary interest therein.
F4 Each restricted stock unit represents a contingent right to receive one share of Drilling Tools International Corporation's common stock.
F5 The restricted stock units vested 100% on the grant date.
F6 The restricted stock units vest 100% upon the one-year anniversary of the grant date.
F7 The restricted stock units vested 100% upon the one-year anniversary of the grant date.