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OISOIL STS INTL INC

COM · CUSIP 678026105

OIS (OIL STS INTL INC) Institutional Ownership Summary

Based on the latest SEC 13F filings, 3 institutional investors hold OIS (OIL STS INTL INC) with a combined value of $46.30M across 6,839,461 shares. The largest holder is BlackRock, Inc. with a position worth $45.07M (0.00% of their portfolio). 2 funds increased their holdings. 1 fund reduced its position.

Total Institutional Value

$46.30M

Total Shares Held

6,839,461

Institutional Holders

3

13F Institutional Holders

#FundValuePortfolio %Change
1BlackRock, Inc.$45.07M0.00%+1.6%
2CITADEL ADVISORS LLC$868.24K0.00%+121.3%
3RENAISSANCE TECHNOLOGIES LLC$361.52K0.00%-59.2%