Stock Ownership/ROK

ROCKWELL AUTOMATION INC (ROK): Ownership & Insider Activity

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

Reported Holders
34
13F filers
Aggregate Value
$2.0B
Across holders
Last Price
$429.69
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity15 increased18 reduced5 exited
Full exits: MILLENNIUM MANAGEMENT LLC, MARSHALL WACE, LLP, TUDOR INVESTMENT CORP ET AL, Qube Research & Technologies Ltd, Magnetar Financial LLC
Institutional Holders of ROK
↗
34 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Fisher Asset Management, LLC
CIK 0000850529
Institutional Manager959K$475.0M24.0%0.1%Added+$16.0MQ2 2026
Holocene Advisors, LP
CIK 0001700574
Hedge Fund586K$290.2M14.7%0.7%Reduced$-99.9MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund571K$282.9M14.3%0.1%Reduced$-15.2MQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund263K$130.4M6.6%0.2%Reduced$-364.4MQ2 2026
PRIMECAP MANAGEMENT CO/CA/
CIK 0000763212
Institutional Manager254K$125.9M6.4%0.1%Reduced$-134KQ2 2026
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund189K$93.4M4.7%0.1%Reduced$-169.4MQ2 2026
MARKEL CORP (MKL)
CIK 0001096343
Hedge Fund155K$76.7M3.9%0.6%Unchanged$-68.9MQ2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund146K$72.4M3.7%0.1%Added$-330.4MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund146K$72.2M3.6%0.0%Reduced$-87.5MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund126K$61.5M3.1%0.0%Added+$61.5MQ2 2026
Fisher Asset Management, LLCAdded
Institutional Manager
$475.0M· 24.0% of total· 0.1% port· 959K sh· +$16.0M QoQ· Q2 2026
Holocene Advisors, LPReduced
Hedge Fund
$290.2M· 14.7% of total· 0.7% port· 586K sh· $-99.9M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPReduced
Hedge Fund
$282.9M· 14.3% of total· 0.1% port· 571K sh· $-15.2M QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$130.4M· 6.6% of total· 0.2% port· 263K sh· $-364.4M QoQ· Q2 2026
PRIMECAP MANAGEMENT CO/CA/Reduced
Institutional Manager
$125.9M· 6.4% of total· 0.1% port· 254K sh· $-134K QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCReduced
Hedge Fund
$93.4M· 4.7% of total· 0.1% port· 189K sh· $-169.4M QoQ· Q2 2026
MARKEL CORP (MKL)Unchanged
Hedge Fund
$76.7M· 3.9% of total· 0.6% port· 155K sh· $-68.9M QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$72.4M· 3.7% of total· 0.1% port· 146K sh· $-330.4M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$72.2M· 3.6% of total· 0.0% port· 146K sh· $-87.5M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$61.5M· 3.1% of total· 0.0% port· 126K sh· +$61.5M QoQ· Q2 2026
GAMCO INVESTORS, INC. ET ALReduced
Institutional Manager
$55.1M· 2.8% of total· 0.5% port· 111K sh· $-1.1M QoQ· Q2 2026
PineBridge Investments, L.P.Reduced
Hedge Fund
$52.9M· 2.7% of total· 0.4% port· 151K sh· $-782K QoQ· Q3 2025
Gotham Asset Management, LLCAdded
Hedge Fund
$50.5M· 2.6% of total· 0.1% port· 102K sh· +$1.4M QoQ· Q2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.Reduced
Hedge Fund
$47.6M· 2.4% of total· 0.1% port· 96K sh· $-2.2M QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$23.8M· 1.2% of total· 0.0% port· 48K sh· $-21.8M QoQ· Q2 2026
Bridgewater Associates, LPReduced
Hedge Fund
$9.3M· 0.5% of total· 0.0% port· 19K sh· $-9.5M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$8.7M· 0.4% of total· 0.0% port· 18K sh· +$7.1M QoQ· Q2 2026
Rokos Capital Management LLPAdded
Hedge Fund
$8.1M· 0.4% of total· 0.0% port· 16K sh· +$2.6M QoQ· Q2 2026
Verition Fund Management LLCAdded
Hedge Fund
$6.2M· 0.3% of total· 0.0% port· 13K sh· +$4.9M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$6.1M· 0.3% of total· 0.0% port· 12K sh· $-7.2M QoQ· Q2 2026
Grantham, Mayo, Van Otterloo & Co. LLCReduced
Institutional Manager
$4.9M· 0.2% of total· 0.0% port· 10K sh· $-262K QoQ· Q2 2026
LANSDOWNE PARTNERS (UK) LLPReduced
Hedge Fund
$4.5M· 0.2% of total· 0.2% port· 9K sh· +$3.1M QoQ· Q2 2026
CAXTON ASSOCIATES LLPAdded
Hedge Fund
$3.9M· 0.2% of total· 0.1% port· 8K sh· +$1.5M QoQ· Q2 2026
Hudson Bay Capital Management LPAdded
Hedge Fund
$3.8M· 0.2% of total· 0.0% port· 8K sh· — QoQ· Q2 2026
Woodline Partners LPReduced
Hedge Fund
$3.2M· 0.2% of total· 0.0% port· 6K sh· $-16.4M QoQ· Q2 2026
Ancora Advisors, LLCReduced
Hedge Fund
$2.5M· 0.1% of total· 0.0% port· 5K sh· $-480K QoQ· Q2 2026
Parallax Volatility Advisers, L.P.Added
Hedge Fund
$1.8M· 0.1% of total· 0.0% port· 4K sh· +$1.0M QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$1.6M· 0.1% of total· 0.0% port· 3K sh· $-4.8M QoQ· Q2 2026
TCW GROUP INCAdded
Hedge Fund
$927K· 0.0% of total· 0.0% port· 2K sh· +$1K QoQ· Q2 2026
Bridgewater Advisors Inc.Added
Hedge Fund
$735K· 0.0% of total· 0.0% port· 2K sh· +$508K QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$598K· 0.0% of total· 0.0% port· 1K sh· $-3.0M QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCAdded
Hedge Fund
$476K· 0.0% of total· 0.0% port· 961 sh· +$120K QoQ· Q2 2026
Lighthouse Investment Partners, LLCReduced
Hedge Fund
$384K· 0.0% of total· 0.0% port· 775 sh· $-9.9M QoQ· Q2 2026
JUPITER ASSET MANAGEMENT LTDAdded
Hedge Fund
$224K· 0.0% of total· 0.0% port· 453 sh· — QoQ· Q2 2026
1–10 of 34
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