Drilling Tools International DTI Institutional Ownership

NASDAQ DTI

$1.69 -0.13 (-7.03%)

As of: Oct 22, 2026 · 3:59 PM EDT

Institutions by Trading Activity

59 Institutions

Increased 38 64.4%

Unchanged 8 13.6%

Reduced 13 22.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

27.46%

▲+10.24 pp QoQ

Shares Held by Institutions

9.69Mn

of 35.28Mn outstanding

▲+56.72% QoQ

Shares Outstanding

35.28Mn

25.59Mn held outside 13F filers

Institutional Investors

filed 13F for Jun 2026

▼-6 vs prior quarter

Net Shares Added (QoQ)

+3.51Mn

accumulated since last quarter

Value of Holdings

$17.63Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 10, 2026

Drilling Tools International Corp (NASDAQ:DTI) was reported as a holding by 59 institutional investors in 13F filings for the quarter ended June 30, 2026.

These investors held 27.46% of Drilling Tools International's outstanding shares at the end of Q2 2026, up from 17.22% in Q1 2026.
Total shares held in DTI rose 56.72% from Q1 2026; the number of holders rose 43.90% from Q2 2025.
Looking at the 59 holders of DTI individually, 38 added to their positions, 13 reduced their stakes and 8 left their positions unchanged.
Altogether, institutional holders owned 9.69Mn DTI shares at the end of Q2 2026, up 3.51Mn from the prior quarter and up 6.85Mn from a year earlier.
Jeffrey L. Gendell led 13F holders of DTI with 2.35Mn shares as of June 30, 2026, or 6.65% of shares outstanding.
Holders that added the most shares of Drilling Tools International in Q2 2026 were Arrowstreet Capital, Limited Partnership (+450.08K shares), Acadian Asset Management LLC (+279.7K shares), Marshall Wace, LLP (+203.26K shares), Dimensional Fund Advisors LP (+180.26K shares) and Cresset Asset Management, LLC (+157.46K shares).
Holders that trimmed the most shares of Drilling Tools International in Q2 2026 while keeping a position were Citadel Advisors LLC (-139.31K shares), Ameriprise Financial Inc (-66.42K shares), Jeffrey L. Gendell (-62.43K shares), Point72 Asset Management, L.P. (-45.61K shares) and Walleye Capital LLC (-41.94K shares).
Per Business Quant data, the 10 largest holders of Drilling Tools International at the end of Q2 2026 were Jeffrey L. Gendell (2.35Mn shares), Private Management Group Inc (1.74Mn shares), Arrowstreet Capital, Limited Partnership (670.49K shares), Marshall Wace, LLP (594.46K shares), Vanguard Capital Management LLC (539.44K shares), Acadian Asset Management LLC (389.57K shares), Dimensional Fund Advisors LP (293.37K shares), Solidarity Wealth, LLC (272.52K shares), Cresset Asset Management, LLC (257.29K shares) and Walleye Capital LLC (245.16K shares).

Form 13F Holdings

61 Institutional Holders

Report period 30 Jun, 2026

Total shares held 9.69Mn

Of outstanding 27.46%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	GENDELL JEFFREY L	0001056581	2,346,628	6.65%	▼62,431	-2.59%	$4.53Mn
2	PRIVATE MANAGEMENT GROUP INC	0001142031	1,741,638	4.94%	▲1,741,638	0.00%	$3.36Mn
3	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0001164508	670,494	1.90%	▲450,077	+204.19%	$1.29Mn
4	MARSHALL WACE, LLP	0001318757	594,458	1.68%	▲203,259	+51.96%	$1.15Mn
5	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	539,444	1.53%	▲539,444	0.00%	$1.04Mn
6	ACADIAN ASSET MANAGEMENT LLC	0000916542	389,569	1.10%	▲279,703	+254.59%	$748
7	DIMENSIONAL FUND ADVISORS LP	0000354204	293,371	0.83%	▲180,262	+159.37%	$566.21K
8	Solidarity Wealth, LLC	0001906613	272,524	0.77%	0	0.00%	$525.97K
9	Cresset Asset Management, LLC	0001761013	257,292	0.73%	▲157,458	+157.72%	$496.57K
10	Walleye Capital LLC	0001758720	245,163	0.69%	▼41,936	-14.61%	$473.17K
11	JACOBS LEVY EQUITY MANAGEMENT, INC	0000884414	223,982	0.63%	▲223,982	0.00%	$432.29K
12	AMERICAN CENTURY COMPANIES INC	0000748054	182,389	0.52%	▲143,361	+367.33%	$352.01K
13	CITADEL ADVISORS LLC	0001423053	180,212	0.51%	▼139,307	-43.60%	$347.81K
14	GEODE CAPITAL MANAGEMENT, LLC	0001214717	177,876	0.50%	▼9,019	-4.83%	$343.45K
15	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	174,984	0.50%	▲103,243	+143.91%	$337.72K
16	Bank Of America Corp /De/	0000070858	136,351	0.39%	▼5,554	-3.91%	$263.16K
17	RENAISSANCE TECHNOLOGIES LLC	0001037389	133,200	0.38%	▲42,974	+47.63%	$257.08K
18	BlackRock, Inc.	0002012383	131,677	0.37%	▲28,770	+27.96%	$254.14K
19	XTX Topco Ltd	0001828301	95,972	0.27%	▲77,230	+412.07%	$185.23K
20	VANGUARD FIDUCIARY TRUST CO	0000933478	89,637	0.25%	▲89,637	0.00%	$173.00K

Showing 1 to 20 of 61 holders