DOSSIER · 13F Holders · Q2 2026
TRMLF

TOURMALINE OIL CORP COM

5 institutions still hold TOURMALINE OIL CORP COM as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 89156V106·5 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$19M
visible holders
Holders
5
filers reporting
Concentration
85.66%
GRACE & WHITE INC /NY #1
top holder share
AI Holders Summary · Q2 2026

5 institutions reported TRMLF in Q2 2026. GRACE & WHITE INC /NY leads at 85.7% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
GRACE & WHITE INC /NY
CIK 0000903064
$17M397K2.62%Q2 2026
02
CONFLUENCE INVESTMENT MANAGEMENT LLC
CIK 0001442056
$1M34K0.02%Q2 2026
03
KAHN BROTHERS GROUP INC
CIK 0001039565
$1M27K0.23%Q1 2026
04
PNC FINANCIAL SERVICES GROUP, INC.
CIK 0000713676
$63K1K0.00%Q4 2025
05
Golden State Equity Partners
CIK 0001845003
$2K470.00%Q1 2026