Form 13-F position report

DAWSON GEOPHYSICAL CO

Reported by BlackRock Fund Advisors

DWSN CUSIP 239359102 Manager CIK 0001006249

Reported 194,728 shares, down 11,638 (5.6%) from the prior quarter.

Reported value -40.1%; share count -5.6% vs. the prior quarter.

Reduced
% of reported 13F value < 0.01% This manager · Q3 2014
Shares 194,728 Quarter-end amount reported
Reported value $3,540,000 Fair value at quarter end
Consecutive quarters held 6 Through Q3 2014

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2013-06-30 7668000
2013-09-30 7514000
2013-12-31 7583000
2014-03-31 6435000
2014-06-30 5912000
2014-09-30 3540000
2014-12-31 2748000
2015-03-31 0

Quarterly position history

How this manager's reported quarter-end position changed over time.

8 quarters
Quarterly reported position history for DAWSON GEOPHYSICAL CO held by BlackRock Fund Advisors.
Quarter Activity Shares Change % of reported 13F Reported value Filed Source filing
Q1 2015 Reduced 0 -224,712 (-100.0%) 0 $0 2015-05-13
Q4 2014 Added 224,712 +29,984 (15.4%) < 0.01% $2,748,000 2015-02-09
Q3 2014 Reduced 194,728 -11,638 (-5.6%) < 0.01% $3,540,000 2014-10-29
Q2 2014 Reduced 206,366 -23,356 (-10.2%) < 0.01% $5,912,000 2014-08-06
Q1 2014 Added 229,722 +5,513 (2.5%) < 0.01% $6,435,000 2014-05-02
Q4 2013 Reduced 224,209 -7,218 (-3.1%) < 0.01% $7,583,000 2014-02-12
Q3 2013 Added 231,427 +23,410 (11.3%) < 0.01% $7,514,000 2013-11-12
Q2 2013 New 208,017 +208,017 (0.0%) < 0.01% $7,668,000 2013-08-13

Who else reported the position

91 managers reported DAWSON GEOPHYSICAL CO for Q3 2014.

Managers reporting DAWSON GEOPHYSICAL CO in Q3 2014.
Manager Activity Shares Change % of reported 13F Reported value Tenure
PARADIGM CAPITAL MANAGEMENT INC NY Added 802,309 +169,658 1.21% $14,586,000 6 qtrs
DIMENSIONAL FUND ADVISORS LP Reduced 628,626 -3,794 < 0.01% $11,429,000 6 qtrs
BEDDOW CAPITAL MANAGEMENT INC Added 522,281 +1,658 2.79% $9,495,000 6 qtrs
GREAT LAKES ADVISORS LLC Added 343,274 +173,452 0.21% $6,241,000 6 qtrs
DEPRINCE RACE & ZOLLO INC Added 295,633 +264,839 0.07% $5,375,000 2 qtrs
ROYCE & ASSOCIATES LP Added 287,200 +20,000 0.02% $5,221,000 6 qtrs
JPMorgan Chase & Co Reduced 273,987 -730 < 0.01% $4,981,000 6 qtrs
BlackRock Institutional Trust Company N A Added 271,689 +4,803 < 0.01% $4,939,000 6 qtrs
GRACE & WHITE INC NY Added 269,824 +136,129 0.99% $4,905,000 6 qtrs
AMERIPRISE FINANCIAL INC Added 259,545 +35,330 < 0.01% $4,719,000 6 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
September 30, 2014
Filed
October 29, 2014
Filing type
13F-HR
Position type
COM

Voting authority reported

Sole
194,728
Shared
0
None
0

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.