RDST Capital LLC Concentrated Active

CIK: 0001912187 · Show all filings

Period: Q4 2025 (← Previous)

Filing Date: Feb 17, 2026

Total Value ($000): $1,061,344 (100.0% shares, 0.0% debt)

Holdings (19)

New Positions (3)

JHX JAMES HARDIE INDS PLC 5.3%

Value ($000) $55,893 Shares 2,693,617 Est. Cost $20.06 Unrealized 0.0%

CPNG COUPANG INC 4.8%

Value ($000) $50,822 Shares 2,154,400 Est. Cost $28.45 Unrealized 0.0%

TSM TAIWAN SEMICONDUCTOR MFG LTD 2.4%

Value ($000) $25,539 Shares 84,040 Est. Cost $303.89 Unrealized —

Ticker	Issuer	Shares	Value ($000)	%	Est. Cost	Unrealized	Class	CUSIP
JHX	JAMES HARDIE INDS PLC	2,693,617	$55,893	5.3%	$20.06	0.0%	ORD SHS	G4253H101
CPNG	COUPANG INC	2,154,400	$50,822	4.8%	$28.45	0.0%	CL A	22266T109
TSM	TAIWAN SEMICONDUCTOR MFG LTD	84,040	$25,539	2.4%	$303.89	—	SPONSORED ADS	874039100

Increased Positions (12)

UNP UNION PAC CORP 9.2%

Value ($000) $97,176 (+22.1%) Shares 420,095 (+24.8%) Est. Cost $223.98 Unrealized +1.5%

OWL BLUE OWL CAPITAL INC 8.8%

Value ($000) $93,606 (+23.1%) Shares 6,265,485 (+39.5%) Est. Cost $16.34 Unrealized -4.3%

DASH DOORDASH INC 2.8%

Value ($000) $30,243 (+128.9%) Shares 133,535 (+174.9%) Est. Cost $195.61 Unrealized +19.9%

CVNA CARVANA CO 4.9%

Value ($000) $51,597 (+27.6%) Shares 122,262 (+14.0%) Est. Cost $239.78 Unrealized +55.0%

AMZN AMAZON COM INC 6.8%

Value ($000) $71,925 (+16.3%) Shares 311,605 (+10.6%) Est. Cost $192.94 Unrealized +18.6%

MKTX MARKETAXESS HLDGS INC 5.3%

Value ($000) $56,314 (+14.8%) Shares 310,697 (+10.4%) Est. Cost $198.18 Unrealized -14.5%

HUBS HUBSPOT INC 6.0%

Value ($000) $63,319 (+11.4%) Shares 157,785 (+29.9%) Est. Cost $482.65 Unrealized -14.2%

APO APOLLO GLOBAL MGMT INC 2.4%

Value ($000) $25,989 (+32.6%) Shares 179,530 (+22.1%) Est. Cost $80.03 Unrealized +65.6%

ENTG ENTEGRIS INC 8.8%

Value ($000) $93,149 (+5.3%) Shares 1,105,625 (+15.6%) Est. Cost $94.07 Unrealized -7.8%

META META PLATFORMS INC 3.9%

Value ($000) $41,193 (+10.1%) Shares 62,405 (+22.5%) Est. Cost $655.54 Unrealized +1.8%

MSFT MICROSOFT CORP 7.1%

Value ($000) $75,384 (+3.7%) Shares 155,875 (+11.1%) Est. Cost $387.19 Unrealized +29.3%

FND FLOOR & DECOR HLDGS INC 5.3%

Value ($000) $56,338 (+1.0%) Shares 925,247 (+22.3%) Est. Cost $73.27 Unrealized -11.5%

Ticker	Issuer	Shares	Value ($000)	%	Est. Cost	Unrealized	Class	CUSIP
UNP	UNION PAC CORP	420,095 (+24.8%)	$97,176 (+22.1%)	9.2%	$223.98	+1.5%	COM	907818108
OWL	BLUE OWL CAPITAL INC	6,265,485 (+39.5%)	$93,606 (+23.1%)	8.8%	$16.34	-4.3%	COM CL A	09581B103
DASH	DOORDASH INC	133,535 (+174.9%)	$30,243 (+128.9%)	2.8%	$195.61	+19.9%	CL A	25809K105
CVNA	CARVANA CO	122,262 (+14.0%)	$51,597 (+27.6%)	4.9%	$239.78	+55.0%	CL A	146869102
AMZN	AMAZON COM INC	311,605 (+10.6%)	$71,925 (+16.3%)	6.8%	$192.94	+18.6%	COM	023135106
MKTX	MARKETAXESS HLDGS INC	310,697 (+10.4%)	$56,314 (+14.8%)	5.3%	$198.18	-14.5%	COM	57060D108
HUBS	HUBSPOT INC	157,785 (+29.9%)	$63,319 (+11.4%)	6.0%	$482.65	-14.2%	COM	443573100
APO	APOLLO GLOBAL MGMT INC	179,530 (+22.1%)	$25,989 (+32.6%)	2.4%	$80.03	+65.6%	COM	03769M106
ENTG	ENTEGRIS INC	1,105,625 (+15.6%)	$93,149 (+5.3%)	8.8%	$94.07	-7.8%	COM	29362U104
META	META PLATFORMS INC	62,405 (+22.5%)	$41,193 (+10.1%)	3.9%	$655.54	+1.8%	CL A	30303M102
MSFT	MICROSOFT CORP	155,875 (+11.1%)	$75,384 (+3.7%)	7.1%	$387.19	+29.3%	COM	594918104
FND	FLOOR & DECOR HLDGS INC	925,247 (+22.3%)	$56,338 (+1.0%)	5.3%	$73.27	-11.5%	CL A	339750101

Exited Positions (3)

CSX CSX CORP 5.1%

Value ($000) $53,898 Shares 1,517,825 Est. Cost $32.34 Unrealized +10.4%

AMAT APPLIED MATLS INC 5.0%

Value ($000) $53,467 Shares 261,147 Est. Cost $171.15 Unrealized +39.9%

WDAY WORKDAY INC 4.5%

Value ($000) $48,036 Shares 199,545 Est. Cost $247.15 Unrealized -8.1%

Ticker	Issuer	Shares	Value ($000)	%	Est. Cost	Unrealized	Class	CUSIP
CSX	CSX CORP	1,517,825	$53,898	5.1%	$32.34	+10.4%	—	126408103
AMAT	APPLIED MATLS INC	261,147	$53,467	5.0%	$171.15	+39.9%	—	038222105
WDAY	WORKDAY INC	199,545	$48,036	4.5%	$247.15	-8.1%	—	98138H101

Decreased Positions (4)

MRVL MARVELL TECHNOLOGY INC 2.1%

Value ($000) $21,885 (-68.5%) Shares 257,535 (-68.8%) Est. Cost $73.04 Unrealized +19.7%

DDOG DATADOG INC 4.8%

Value ($000) $50,636 (-25.2%) Shares 372,350 (-21.6%) Est. Cost $121.85 Unrealized +29.7%

DCO DUCOMMUN INC DEL 3.5%

Value ($000) $37,135 (-23.0%) Shares 390,363 (-22.2%) Est. Cost $50.90 Unrealized +83.0%

MLM MARTIN MARIETTA MATLS INC 6.0%

Value ($000) $63,200 (-10.1%) Shares 101,500 (-9.0%) Est. Cost $530.29 Unrealized +17.2%

Ticker	Issuer	Shares	Value ($000)	%	Est. Cost	Unrealized	Class	CUSIP
MRVL	MARVELL TECHNOLOGY INC	257,535 (-68.8%)	$21,885 (-68.5%)	2.1%	$73.04	+19.7%	COM	573874104
DDOG	DATADOG INC	372,350 (-21.6%)	$50,636 (-25.2%)	4.8%	$121.85	+29.7%	CL A COM	23804L103
DCO	DUCOMMUN INC DEL	390,363 (-22.2%)	$37,135 (-23.0%)	3.5%	$50.90	+83.0%	COM	264147109
MLM	MARTIN MARIETTA MATLS INC	101,500 (-9.0%)	$63,200 (-10.1%)	6.0%	$530.29	+17.2%	COM	573284106