MARTINGALE ASSET MANAGEMENT L P
Position in OIS — Oil States International, Inc
CIK 936944
BOSTON, MA
Position in OIS
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$1,075,406
+$186,949 QoQ
Shares Held
134,258
+75.9% QoQ
Ownership
0.223%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#59
of 201 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority
Sole 14%
Shared 0%
None 86%
Common Shares in OIS Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Equipment & Services
Energy · as of Jun 30, 2026MARTINGALE ASSET MANAGEMENT L P holds $8,818,103 across 8 Oil & Gas Equipment & Services names. OIS ranks #4 (12.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | HAL |
Halliburton Co
|
64,122 | $2,176,941 | |
| 2 | FLOC |
Flowco Holdings Inc.
|
97,520 | $2,081,076 | |
| 3 | RNGR |
Ranger Energy Services, Inc.
|
97,781 | $1,565,473 | |
| 4 | OIS |
Oil States International, Inc
This page
|
134,258 | $1,075,406 | |
| 5 | NESR |
National Energy Services Reunited Corp.
|
26,540 | $794,342 | |
| 6 | INVX |
Innovex International, Inc.
|
19,739 | $489,527 | |
| 7 | WFRD |
Weatherford International plc
|
4,855 | $395,682 | |
| 8 | VTOL |
Bristow Group Inc.
|
5,800 | $239,656 |
All Filings in OIS
Export CSV
2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,075,406 | 134,258 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $888,457 | 76,328 | Shares | Sole | 2026-05-13 | |
| No filing history on record for this holder in this stock. | ||||||