DAWSON GEOPHYSICAL CO NEW

Ticker: DWSN CUSIP: 239360100 Class: COM

Holders for Q4 2025 Position Changes for Q4 2025

Note: Option positions (PUT/CALL) are excluded.

New Positions (3)

Virtu Financial LLC
Value ($000) $0 Shares 18,418
HRT FINANCIAL LP
Value ($000) $0 Shares 16,935
PIN OAK INVESTMENT ADVISORS INC
Value ($000) $0 Shares 1,072

Increased Positions (7)

BRIDGEWAY CAPITAL MANAGEMENT, LLC
Value ($000) $34 (+62.9%) Shares 21,710 (+83.8%)
TWO SIGMA INVESTMENTS, LP
Value ($000) $58 (+12.7%) Shares 37,416 (+27.2%)
XTX Topco Ltd
Value ($000) $33 (-2.4%) Shares 21,127 (+10.2%)
GEODE CAPITAL MANAGEMENT, LLC
Value ($000) $83 (-9.8%) Shares 53,319 (+1.7%)
BlackRock, Inc.
Value ($000) $27 (-7.6%) Shares 17,608 (+4.2%)
Tower Research Capital LLC (TRC)
Value ($000) $2 (+106.6%) Shares 963 (+133.2%)
UBS Group AG
Value ($000) $1 (+238.9%) Shares 654 (+282.5%)

Decreased Positions (7)

OSAIC HOLDINGS, INC.
Value ($000) $2 (-97.5%) Shares 1,000 (-97.4%)
CITADEL ADVISORS LLC
Value ($000) $72 (-32.0%) Shares 46,470 (-23.3%)
RENAISSANCE TECHNOLOGIES LLC
Value ($000) $34 (-35.7%) Shares 21,600 (-27.5%)
SALEM INVESTMENT COUNSELORS INC
Value ($000) $121 (-14.7%) Shares 77,800 (-3.7%)
CITIGROUP INC
Value ($000) $0 (-100.0%) Shares 1 (-100.0%)
NORTHERN TRUST CORP
Value ($000) $19 (-14.9%) Shares 11,877 (-4.0%)
SBI Securities Co., Ltd.
Value ($000) $0 (-66.7%) Shares 2 (-60.0%)

Exited Positions (1)

ROYAL BANK OF CANADA
Value ($000) $0 Shares 1