Stock Ownership/POWL

POWELL INDS INC (POWL): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in POWL · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
21
13F filers
Aggregate Value
$614.2M
Across holders
Last Price
$188.98
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity18 increased2 reduced1 exited
Full exits: BALYASNY ASSET MANAGEMENT LLC
Institutional Holders of POWL
↗
21 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Fisher Asset Management, LLC
CIK 0000850529
Institutional Manager732K$209.5M34.1%0.1%Added+$135.9MQ2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund298K$85.2M13.9%0.1%Added+$28.0MQ2 2026
TCW GROUP INC
CIK 0000850401
Hedge Fund253K$72.3M11.8%0.5%Added+$53.6MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund198K$56.8M9.3%0.0%Added+$54.9MQ2 2026
ENGINE NO. 1 LLC
CIK 0001835549
Hedge Fund119K$36.3M5.9%40.9%Unchanged+$0Q3 2025
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund114K$32.6M5.3%0.0%Added+$22.7MQ2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund110K$31.5M5.1%0.0%Added+$28.9MQ2 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund77K$22.2M3.6%0.0%Added+$21.9MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund77K$22.2M3.6%0.0%Added$-27.4MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund54K$15.5M2.5%0.0%Added—Q2 2026
Fisher Asset Management, LLCAdded
Institutional Manager
$209.5M· 34.1% of total· 0.1% port· 732K sh· +$135.9M QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$85.2M· 13.9% of total· 0.1% port· 298K sh· +$28.0M QoQ· Q2 2026
TCW GROUP INCAdded
Hedge Fund
$72.3M· 11.8% of total· 0.5% port· 253K sh· +$53.6M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$56.8M· 9.3% of total· 0.0% port· 198K sh· +$54.9M QoQ· Q2 2026
ENGINE NO. 1 LLCUnchanged
Hedge Fund
$36.3M· 5.9% of total· 40.9% port· 119K sh· +$0 QoQ· Q3 2025
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$32.6M· 5.3% of total· 0.0% port· 114K sh· +$22.7M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$31.5M· 5.1% of total· 0.0% port· 110K sh· +$28.9M QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$22.2M· 3.6% of total· 0.0% port· 77K sh· +$21.9M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$22.2M· 3.6% of total· 0.0% port· 77K sh· $-27.4M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$15.5M· 2.5% of total· 0.0% port· 54K sh· — QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$10.7M· 1.7% of total· 0.0% port· 37K sh· +$4.1M QoQ· Q2 2026
Man Group plcAdded
Hedge Fund
$5.6M· 0.9% of total· 0.0% port· 20K sh· +$3.9M QoQ· Q2 2026
Hudson Bay Capital Management LPAdded
Hedge Fund
$4.2M· 0.7% of total· 0.0% port· 15K sh· +$4.2M QoQ· Q2 2026
Bridgewater Associates, LPAdded
Hedge Fund
$2.8M· 0.4% of total· 0.0% port· 10K sh· — QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$2.5M· 0.4% of total· 0.0% port· 9K sh· +$1.4M QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$1.3M· 0.2% of total· 0.0% port· 5K sh· +$624K QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$1.1M· 0.2% of total· 0.0% port· 4K sh· — QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$869K· 0.1% of total· 0.0% port· 3K sh· $-2.4M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$607K· 0.1% of total· 0.0% port· 2K sh· $-5.3M QoQ· Q2 2026
CAXTON ASSOCIATES LLPAdded
Hedge Fund
$340K· 0.1% of total· 0.0% port· 1K sh· — QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$87K· 0.0% of total· 0.0% port· 305 sh· $-84K QoQ· Q2 2026
1–10 of 21
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