13F Insight
DOSSIER · 13F Holders · Q1 2026Most-boughtAI cap-ex
TTI

TETRA TECHNOLOGIES INC D

241 institutions still hold TETRA TECHNOLOGIES INC D as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 88162f105·241 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 9.0%
vs prior quarter
13F value held
$646M
73.0% inst. owned
of float
Holders
241
-118 QoQ
filers reporting
Activity
+9 / −51
+788 added · −770 reduced
this quarter
Concentration
15.31%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

241 institutions reported TTI in Q1 2026. BlackRock, Inc. leads at 15.3% of the visible book. -118 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$99M11.6M0.00%Q1 202602
Neuberger Berman Group LLC
CIK 0001465109
$69M8.2M0.05%Q1 202603
AMERIPRISE FINANCIAL INC
CIK 0000820027
$47M5.5M0.01%Q1 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$46M5.4M0.00%Q1 202605
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$37M4.4M0.02%Q1 202606
STATE STREET CORP
CIK 0000093751
$36M4.2M0.00%Q1 202607
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 0000938206
$31M3.6M0.22%Q1 202608
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$28M3.3M0.01%Q1 202609
Encompass Capital Advisors LLC
CIK 0001541901
$27M2.9M1.11%Q4 202510
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$27M3.2M0.00%Q1 202611
GENDELL JEFFREY L
CIK 0001056581
$24M2.8M0.32%Q1 202612
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.
CIK 0001021642
$23M2.7M0.23%Q1 202613
EMERALD ADVISERS, LLC
CIK 0001015083
$23M2.7M0.72%Q1 202614
NEEDHAM INVESTMENT MANAGEMENT LLC
CIK 0001167212
$22M2.4M1.41%Q4 202515
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$21M2.5M0.01%Q1 202616
D. E. Shaw & Co., Inc.
CIK 0001009207
$20M2.1M0.01%Q4 202517
FRONTIER CAPITAL MANAGEMENT CO LLC
CIK 0000351173
$18M2.1M0.19%Q1 202618
Vanguard Portfolio Management
CIK 0002100121
$18M2.1M0.00%Q1 202619
CRAMER ROSENTHAL MCGLYNN LLC
CIK 0000820743
$15M1.8M1.10%Q1 202620
ROYCE & ASSOCIATES LP
CIK 0000906304
$14M1.7M0.14%Q1 2026
Page 1 of 13
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