MARTINGALE ASSET MANAGEMENT L P

Position in OIS — Oil States International, Inc

CIK 936944 BOSTON, MA

Position in OIS

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$888,457

New position

Shares Held

76,328

first reported quarter

Ownership

0.127%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2026

1 quarter on record

Voting authority Sole 14% Shared 0% None 86%

Energy · as of Mar 31, 2026

MARTINGALE ASSET MANAGEMENT L P holds $3,941,385 across 3 Oil & Gas Equipment & Services names. OIS ranks #3 (22.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RNGR	Ranger Energy Services, Inc.	97,371	$1,668,938
2	FLOC	Flowco Holdings Inc.	67,184	$1,383,990
3	OIS	Oil States International, Inc This page	76,328	$888,457

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$888,457	76,328	—	Shares	Sole	2026-05-13
No filing history on record for this holder in this stock.