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Atom Investors LP

CIK:0001738902
Hedge Fund
$3B AUM
587 holdings
Austin, TX, USA
Founded:2018
20 employees
Latest filing:Jun 30, 2025

Atom Investors LP is a Texas-based registered investment adviser and hedge fund headquartered in Austin, TX. Founded in 2018, the firm manages institutional capital and serves sophisticated investors, including pension funds and other asset allocators. The team consists of approximately 20 professionals, with about 30% being investment-focused staff. Atom Investors engages in active management and complies with federal securities regulations. The firm is known for its cooperation and prompt remediation in regulatory matters, as highlighted by the SEC.

Investment Strategy

Atom Investors LP oversees a diversified long-short portfolio across equities and related derivatives. The fund utilizes quantitative and fundamental research to drive its investment decisions, seeking to deliver alpha through sector rotation, market hedging, and tactical allocation. Core strategies involve trading U.S.-listed equities, sector ETFs, and index derivatives, with risk controls and active portfolio management to maximize risk-adjusted returns for institutional clients.

Top Buys
I
IWMISHARES TR
+$65.3M
X
XRTSPDR SERIES TRUST
+$12.9M
R
RSPINVESCO EXCHANGE TRADED FD T
+$11.0M
X
XLFSELECT SECTOR SPDR TR
+$10.8M
X
XHBSPDR SERIES TRUST
+$9.7M
Top Sells
I
IEXIDEX CORP
-$11.9M
G
GWWGRAINGER W W INC
-$11.4M
R
RPMRPM INTL INC
-$9.4M
M
MASMASCO CORP
-$8.2M
R
RFREGIONS FINANCIAL CORP NEW
-$7.3M

Top Holdings

I
IWMISHARES TR
+6.0%$67.9M
I
IWNISHARES TR
+3.9%$44.4M
X
XLFSELECT SECTOR SPDR TR
+2.5%$28.7M
X
XHBSPDR SERIES TRUST
+1.6%$18.2M
X
XRTSPDR SERIES TRUST
+1.5%$17.3M

Equity Positions (579)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
I
IWM
ISHARES TR6.02%$67.9M314,828$215.97$215.79+$65.3M
I
IWN
ISHARES TR3.93%$44.4M281,171$153.36$157.76+$8.0M
X
XLF
SELECT SECTOR SPDR TR2.54%$28.7M547,271$49.40$52.37+$10.8M
X
XHB
SPDR SERIES TRUST1.61%$18.2M184,722$96.39$98.57+$9.7M
X
XRT
SPDR SERIES TRUST1.53%$17.3M224,524$75.58$77.06+$12.9M

Industry Allocation

PHARMACEUTICAL PREPARATIONS
+4.6%
SERVICES-PREPACKAGED SOFTWARE
+3.5%
REAL ESTATE INVESTMENT TRUSTS
+3.3%
SEMICONDUCTORS & RELATED DEVICES
+2.7%
ELECTRIC SERVICES
+2.5%