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

STONERIDGE INC

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

CUSIP 86183p102·118 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 5.4%
vs prior quarter
13F value held
$84M
71.0% inst. owned
of float
Holders
118
-52 QoQ
filers reporting
Activity
+54 / −22
+904 added · −850 reduced
this quarter
Concentration
14.25%
22NW, LP #1
top holder share
AI Holders Summary · Q1 2026

118 institutions reported SRI in Q1 2026. 22NW, LP leads at 14.3% of the visible book. -52 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
22NW, LP
CIK 0001694297
$12M2.5M8.17%Q1 202602
AYAL Capital Advisors Ltd
CIK 0002011524
$6M1.1M2.20%Q4 202503
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$6M1.2M0.00%Q1 202604
FEDERATED HERMES, INC.
CIK 0001056288
$6M1.2M0.01%Q1 202605
BlackRock, Inc.
CIK 0002012383
$6M1.2M0.00%Q1 202606
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$6M1.1M0.00%Q1 202607
Ewing Morris & Co. Investment Partners Ltd.
CIK 0001846838
$5M1.4M2.47%Q1 202608
ArrowMark Colorado Holdings LLC
CIK 0001483859
$5M880K0.11%Q4 202509
D. E. Shaw & Co., Inc.
CIK 0001009207
$5M778K0.00%Q4 202510
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$4M858K0.00%Q1 202611
EVR Research LP
CIK 0001843019
$4M770K1.49%Q1 202612
ROYCE & ASSOCIATES LP
CIK 0000906304
$4M736K0.04%Q1 202613
Russell Investments Group, Ltd.
CIK 0001692234
$3M577K0.00%Q1 202614
MARSHALL WACE, LLP
CIK 0001318757
$2M401K0.00%Q4 202515
TWO SIGMA ADVISERS, LP
CIK 0001478735
$2M336K0.00%Q4 202516
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$2M402K0.00%Q1 202617
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$2M388K0.00%Q1 202618
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
$2M374K0.00%Q1 202619
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$2M365K0.00%Q1 202620
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$2M337K0.00%Q1 2026
Page 1 of 6
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