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MDU RES GROUP INC
MDU RES GROUP INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q1)
Portfolio Summary: 5 Institutional holders with a total value of $9,016,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 407,565 7,931,000 87.97%
2 INGALLS & SNYDER LLC 32,216 626,000 6.94% SH
3 CENTERSTAR FUND, LLC 14,000 275,000 3.05% Call PRN
4 CENTERSTAR FUND, LLC 5,745 112,000 1.24% PRN
5 CENTERSTAR FUND, LLC 4,000 72,000 0.80% Put PRN

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.