Stock Ownership/ACIC

AMERICAN COASTAL INS CORP (ACIC): Ownership & Insider Activity

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

Reported Holders
11
13F filers
Aggregate Value
$23.6M
Across holders
Last Price
$9.34
2026-08-24
Sector
Financials
GICS
Quarterly fund activity6 increased3 reduced3 exited
Full exits: Schonfeld Strategic Advisors LLC, MARSHALL WACE, LLP, Qube Research & Technologies Ltd
Institutional Holders of ACIC
↗
11 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund592K$6.6M27.8%0.0%Added+$297KQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund542K$6.0M25.5%0.0%Added+$34KQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund456K$5.1M21.4%0.0%Added+$1.5MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund252K$2.8M11.9%0.0%Added+$2.8MQ2 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund186K$2.1M8.8%0.0%Reduced$-330KQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund41K$456K1.9%0.0%Reduced$-1.0MQ2 2026
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund17K$193K0.8%0.0%Reduced$-1KQ2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund16K$173K0.7%0.0%Added—Q2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund11K$127K0.5%0.0%Added—Q2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund10K$111K0.5%0.0%Unchanged+$0Q2 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$6.6M· 27.8% of total· 0.0% port· 592K sh· +$297K QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$6.0M· 25.5% of total· 0.0% port· 542K sh· +$34K QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$5.1M· 21.4% of total· 0.0% port· 456K sh· +$1.5M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$2.8M· 11.9% of total· 0.0% port· 252K sh· +$2.8M QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALReduced
Hedge Fund
$2.1M· 8.8% of total· 0.0% port· 186K sh· $-330K QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$456K· 1.9% of total· 0.0% port· 41K sh· $-1.0M QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCReduced
Hedge Fund
$193K· 0.8% of total· 0.0% port· 17K sh· $-1K QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$173K· 0.7% of total· 0.0% port· 16K sh· — QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$127K· 0.5% of total· 0.0% port· 11K sh· — QoQ· Q2 2026
Rockefeller Capital Management L.P.Unchanged
Hedge Fund
$111K· 0.5% of total· 0.0% port· 10K sh· +$0 QoQ· Q2 2026
Ancora Advisors, LLCUnchanged
Hedge Fund
$27K· 0.1% of total· 0.0% port· 2K sh· +$0 QoQ· Q2 2026
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