CLEARSIGN TECHNOLOGIES CORP

Ticker: CLIR CUSIP: 185064102 Class: COM

Holders for Q4 2025 Position Changes for Q4 2025

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

New Positions (4)

TWO SIGMA SECURITIES, LLC
Value ($000) $15 Shares 26,794
XTX Topco Ltd
Value ($000) $16 Shares 29,015
TUCKER ASSET MANAGEMENT LLC
Value ($000) $0 Shares 39
CITIGROUP INC
Value ($000) $0 Shares 1

Increased Positions (9)

Rockefeller Capital Management L.P.
Value ($000) $45 (+550.0%) Shares 81,209 (+801.4%)
SUSQUEHANNA INTERNATIONAL GROUP, LLP
Value ($000) $58 (+51.6%) Shares 104,759 (+110.2%)
VANGUARD GROUP INC
Value ($000) $736 (-25.3%) Shares 1,322,980 (+3.6%)
RENAISSANCE TECHNOLOGIES LLC
Value ($000) $43 (+36.7%) Shares 77,800 (+89.6%)
Americana Partners, LLC
Value ($000) $31 (+32.2%) Shares 55,000 (+83.3%)
Tower Research Capital LLC (TRC)
Value ($000) $8 (+353.9%) Shares 13,795 (+529.3%)
JANE STREET GROUP, LLC
Value ($000) $13 (+29.9%) Shares 23,825 (+80.2%)
DDD Partners, LLC
Value ($000) $67 (-24.8%) Shares 120,000 (+4.3%)
SIMPLEX TRADING, LLC
Value ($000) $4 (+100150.0%) Shares 7,211 (+20.2%)

Decreased Positions (6)

Creative Planning
Value ($000) $76 (-38.3%) Shares 136,053 (-14.5%)
NORTHERN TRUST CORP
Value ($000) $41 (-29.3%) Shares 74,020 (-1.9%)
UBS Group AG
Value ($000) $1 (-60.0%) Shares 1,225 (-44.5%)
BANK OF AMERICA CORP /DE/
Value ($000) $1 (-51.4%) Shares 907 (-32.5%)
SBI Securities Co., Ltd.
Value ($000) $0 (-75.6%) Shares 103 (-66.0%)
HRT FINANCIAL LP
Value ($000) $0 (-43.8%) Shares 17,578 (-16.1%)

Exited Positions (4)

Diversified Portfolios, Inc.
Value ($000) $15 Shares 20,000
CITADEL ADVISORS LLC
Value ($000) $21 Shares 26,714
GOLDMAN SACHS GROUP INC
Value ($000) $9 Shares 11,044
ROYAL BANK OF CANADA
Value ($000) $1 Shares 1,496