account_balance
Investment manager · 13F filer · SEC CIK 1313559
Yorktown Management & Research Co Inc
Reported value$150Mas of Sep 30, 2026
Positions252 24 new, 21 sold out
Top 10 weight15.0%FIX alone is 3%
FiledOct 2828 days after quarter end
Portfolio · as of Sep 30, 2026
Where the money is
New or addedTrimmedHeld
FIXComfort Systems USA Inc
3.3%
IESCIES Holdings, Inc.
2.4%
GHGuardant Health, Inc.
1.5%
ANETArista Networks, Inc.
1.3%
KLACKLA Corp
1.2%
ICVTiShares Convertible Bond ETF
1.1%Trimmed −25%
CECOCeco Environmental Corp
1.1%Added +41%
WCCWesco International Inc
1.1%
VWOBVanguard Emerging Markets Government Bond ETF
1.1%Trimmed −17%
SNEXStoneX Group Inc.
1.0%Added +50%
CWBSPDR Bloomberg Convertible Securities ETF
1.0%Trimmed −25%
LQDiShares iBoxx $ Investment Grade Corporate Bond
1.0%Trimmed −7%
FIXComfort Systems USA Inc
3.3%
IESCIES Holdings, Inc.
2.4%
GHGuardant Health, Inc.
1.5%
ANETArista Networks, Inc.
1.3%
KLACKLA Corp
1.2%
ICVTiShares Convertible Bond ETF
1.1%
CECOCeco Environmental Corp
1.1%
WCCWesco International Inc
1.1%
VWOBVanguard Emerging Markets Government Bond ETF
1.1%
CWB1.0%
LQD1.0%
Boxes show the top 12 stocks, sized against each other. The bar above shows how much of the fund they are. 13F only covers US-listed stocks, so foreign holdings and short positions are missing.
Show the top 12 as a list
FIX Comfort Systems USA Inc 3.3% HeldIESC IES Holdings, Inc. 2.4% HeldGH Guardant Health, Inc. 1.5% HeldANET Arista Networks, Inc. 1.3% HeldKLAC KLA Corp 1.2% Held
ICVT iShares Convertible Bond ETF 1.1% Trimmed −25%
CECO Ceco Environmental Corp 1.1% Added +41%WCC Wesco International Inc 1.1% HeldVWOB Vanguard Emerging Markets Government Bond ETF 1.1% Trimmed −17%
SNEX StoneX Group Inc. 1.0% Added +50%CWB SPDR Bloomberg Convertible Securities ETF 1.0% Trimmed −25%
LQD iShares iBoxx $ Investment Grade Corporate Bond 1.0% Trimmed −7%
What changed
Biggest moves since Jun 30, 2026
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