Dark
Light
System
Security
GEOSPACE TECHNOLOGIES CORP COM
GEOSPACE TECHNOLOGIES CORP COM. Institutional holdings reported to the SEC.

Institutional Holders (2017Q1)
Portfolio Summary: 90 Institutional holders with a total value of $181,653,137.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 1,972,101 32,007,000 17.62%
2 BlackRock Finance, Inc. 1,643,344 26,672,000 14.68%
3 BROWN CAPITAL MANAGEMENT LLC 1,577,133 25,597,000 14.09%
4 Bank of New York Mellon Corp 675,253 10,960,000 6.03%
5 EAGLE ASSET MANAGEMENT INC 663,576 10,769,000 5.93%
6 VANGUARD GROUP INC 634,973 10,305,000 5.67%
7 DISCIPLINED GROWTH INVESTORS INC /MN 502,950 8,163,000 4.49%
8 DIMENSIONAL FUND ADVISORS LP 357,941 5,809,000 3.20%
9 STATE STREET CORP 291,337 4,726,000 2.60%
10 AMERIPRISE FINANCIAL INC 232,245 3,768,000 2.07%
11 NEW YORK STATE COMMON RETIREMENT FUND 222,488 3,611,000 1.99%
12 NORGES BANK 167,814 2,724,000 1.50%
13 NORTHERN TRUST CORP 162,268 2,633,000 1.45%
14 Tieton Capital Management, LLC 127,767 2,074,000 1.14%
15 Brandywine Global Investment Management, LLC 125,681 2,040,000 1.12%
16 22NW, LP 113,693 1,845,000 1.02%
17 GEODE CAPITAL MANAGEMENT, LLC 109,010 1,769,000 0.97%
18 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 105,800 1,717,000 0.95%
19 WASATCH ADVISORS LP 102,627 1,666,000 0.92%
20 PRINCIPAL FINANCIAL GROUP INC 102,116 1,657,000 0.91%
21 Invesco Ltd. 85,405 1,386,000 0.76%
22 JPMORGAN CHASE & CO 79,274 1,287,000 0.71%
23 BANK OF AMERICA CORP /DE/ 77,067 1,251,000 0.69%
24 PARAMETRIC PORTFOLIO ASSOCIATES LLC 72,794 1,181,000 0.65%
25 Nationwide Fund Advisors 71,995 1,168,000 0.64%
26 D. E. Shaw & Co., Inc. 63,407 1,029,000 0.57%
27 BRIDGEWAY CAPITAL MANAGEMENT, LLC 57,313 930,000 0.51%
28 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 49,397 802,000 0.44%
29 CAPITAL ONE, NATIONAL ASSOCIATION 44,358 720,000 0.40%
30 AMICA MUTUAL INSURANCE CO 42,988 698,000 0.38%
31 West Coast Financial LLC 42,088 683,000 0.38%
32 Mraz, Amerine & Associates, Inc. 37,595 622,000 0.34%
33 TIAA CREF INVESTMENT MANAGEMENT LLC 34,881 566,000 0.31%
34 WELLS FARGO & COMPANY/MN 33,078 537,000 0.30%
35 PERKINS CAPITAL MANAGEMENT INC 32,433 526,000 0.29%
36 AMICA PENSION FUND BOARD OF TRUSTEES 31,791 516,000 0.28%
37 Airain ltd 30,871 501,000 0.28%
38 Diversified Investment Strategies, LLC 30,000 487,000 0.27%
39 GOLDMAN SACHS GROUP INC 28,031 455,000 0.25%
40 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 26,221 426,000 0.23%
41 RHUMBLINE ADVISERS 25,813 419,000 0.23%
42 PRUDENTIAL FINANCIAL INC 22,622 367,000 0.20%
43 Legal & General Group Plc 22,254 361,000 0.20%
44 TEACHERS ADVISORS, LLC 20,770 337,000 0.19%
45 CANADA LIFE ASSURANCE Co 19,112 310,000 0.17%
46 ALLIANCEBERNSTEIN L.P. 18,700 304,000 0.17%
47 MORGAN STANLEY 18,140 294,000 0.16%
48 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 16,952 275,000 0.15%
49 COMERICA BANK 14,803 246,000 0.14%
50 VIRGINIA RETIREMENT SYSTEMS ET Al 13,300 216,000 0.12%
Page 1 of 2

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.