Stock Ownership/ALRM

ALARM COM HLDGS INC (ALRM): Ownership & Insider Activity

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

Reported Holders
23
13F filers
Aggregate Value
$176.4M
Across holders
Last Price
$57.58
2026-08-24
Sector
Information Technology
GICS
Quarterly fund activity12 increased10 reduced3 exited
Full exits: Verition Fund Management LLC, TUDOR INVESTMENT CORP ET AL, Man Group plc
Institutional Holders of ALRM
↗
23 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund1.01M$47.2M26.8%0.0%Added+$10.8MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund677K$31.6M17.9%0.0%Reduced$-218KQ2 2026
Select Equity Group, L.P.
CIK 0001592643
Hedge Fund462K$21.6M12.2%0.1%Added+$3.3MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund266K$12.4M7.0%0.0%Added+$12.4MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund223K$10.4M5.9%0.0%Reduced+$9.2MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund192K$9.0M5.1%0.0%Added+$4.4MQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund191K$8.9M5.1%0.0%Reduced$-7.4MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund167K$7.8M4.4%0.0%Added+$1.0MQ2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
Hedge Fund140K$6.6M3.7%0.0%Reduced$-1.1MQ2 2026
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund80K$3.7M2.1%0.0%Added+$2.9MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$47.2M· 26.8% of total· 0.0% port· 1.01M sh· +$10.8M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$31.6M· 17.9% of total· 0.0% port· 677K sh· $-218K QoQ· Q2 2026
Select Equity Group, L.P.Added
Hedge Fund
$21.6M· 12.2% of total· 0.1% port· 462K sh· +$3.3M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$12.4M· 7.0% of total· 0.0% port· 266K sh· +$12.4M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$10.4M· 5.9% of total· 0.0% port· 223K sh· +$9.2M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$9.0M· 5.1% of total· 0.0% port· 192K sh· +$4.4M QoQ· Q2 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$8.9M· 5.1% of total· 0.0% port· 191K sh· $-7.4M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$7.8M· 4.4% of total· 0.0% port· 167K sh· +$1.0M QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCReduced
Hedge Fund
$6.6M· 3.7% of total· 0.0% port· 140K sh· $-1.1M QoQ· Q2 2026
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$3.7M· 2.1% of total· 0.0% port· 80K sh· +$2.9M QoQ· Q2 2026
Point72 Asset Management, L.P.Reduced
Hedge Fund
$3.4M· 2.0% of total· 0.0% port· 74K sh· $-929K QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$2.7M· 1.5% of total· 0.0% port· 57K sh· +$1.1M QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$2.6M· 1.5% of total· 0.0% port· 56K sh· +$1.5M QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$2.4M· 1.4% of total· 0.0% port· 51K sh· +$477K QoQ· Q2 2026
Magnetar Financial LLCAdded
Hedge Fund
$1.8M· 1.0% of total· 0.0% port· 39K sh· — QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCReduced
Hedge Fund
$1.8M· 1.0% of total· 0.0% port· 38K sh· $-1.7M QoQ· Q2 2026
Walleye Capital LLCAdded
Hedge Fund
$1.3M· 0.7% of total· 0.0% port· 27K sh· +$1.2M QoQ· Q2 2026
CAPSTONE INVESTMENT ADVISORS, LLCReduced
Hedge Fund
$488K· 0.3% of total· 0.0% port· 10K sh· $-32K QoQ· Q2 2026
Lighthouse Investment Partners, LLCAdded
Hedge Fund
$379K· 0.2% of total· 0.0% port· 8K sh· — QoQ· Q2 2026
Fisher Asset Management, LLCReduced
Institutional Manager
$336K· 0.2% of total· 0.0% port· 7K sh· $-26K QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$18K· 0.0% of total· 0.0% port· 393 sh· $-64K QoQ· Q2 2026
Fulcrum Asset Management LLPAdded
Hedge Fund
$4K· 0.0% of total· 0.0% port· 90 sh· — QoQ· Q2 2026
Ancora Advisors, LLCUnchanged
Hedge Fund
$1K· 0.0% of total· 0.0% port· 22 sh· +$0 QoQ· Q2 2026
1–10 of 23
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