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RDST Capital Portfolio holdings

AUM $1.21B
1-Year Est. Return 1.62%
This Fund
S&P 500
This Quarter Est. Return
-4.72%
1 Year Est. Return
-1.62%
3 Year Est. Return
+43.04%
5 Year Est. Return
–
10 Year Est. Return
–
AUM
$1.06B
AUM Growth
-$618K
Cap. Flow
+$44.7M
Cap. Flow %
4.22%
Top 10 Hldgs %
68.43%
Holding
22
New
3
Increased
12
Reduced
4
Closed
3
Avg Time Held
5.3 quarters
Top 10 Avg Time Held
3.8 quarters
Top 20 Avg Time Held
5.3 quarters

Top Buys

Rank Stock Value
1
CPNG icon
Coupang
CPNG
+$61.3M
2
JHX icon
James Hardie Industries
JHX
+$54M
3
OWL icon
Blue Owl Capital
OWL
+$27.7M
4
TSM icon
TSMC
TSM
+$24.7M
5
DASH icon
DoorDash
DASH
+$19.9M

Top Sells

Rank Stock Value
1
CSX icon
CSX Corp
CSX
+$53.9M
2
AMAT icon
Applied Materials
AMAT
+$53.5M
3
MRVL icon
Marvell Technology
MRVL
+$49.7M
4
WDAY icon
Workday
WDAY
+$48M
5
DDOG icon
Datadog
DDOG
+$16.2M

Sector Composition

Rank Sector Weight
1 Technology 31.08%
2 Consumer Discretionary 24.58%
3 Financials 16.57%
4 Industrials 12.65%
5 Materials 11.22%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
UNP icon
1
Union Pacific
UNP
$163B
$97.2M 9.16%
420,095
+83,450
+25% +$19M
2025 Q3
1 quarter
OWL icon
2
Blue Owl Capital
OWL
$6.23B
$93.6M 8.82%
6,265,485
+1,774,670
+40% +$27.7M
2023 Q2
10 quarters
ENTG icon
3
Entegris
ENTG
$25.4B
$93.1M 8.78%
1,105,625
+148,845
+16% +$12.9M
2024 Q4
4 quarters
MSFT icon
4
Microsoft
MSFT
$3.93T
$75.4M 7.1%
155,875
+15,520
+11% +$7.78M
2021 Q4
16 quarters
AMZN icon
5
Amazon
AMZN
$2.8T
$71.9M 6.78%
311,605
+29,830
+11% +$6.82M
2023 Q1
11 quarters
HUBS icon
6
HubSpot
HUBS
$11B
$63.3M 5.97%
157,785
+36,280
+30% +$15M
2025 Q3
1 quarter
MLM icon
7
Martin Marietta Materials
MLM
$34B
$63.2M 5.95%
101,500
-10,075
-9% -$6.27M
2025 Q2
2 quarters
FND icon
8
Floor & Decor
FND
$4.88B
$56.3M 5.31%
925,247
+168,497
+22% +$10.9M
2025 Q2
2 quarters
MKTX icon
9
MarketAxess Holdings
MKTX
$5.78B
$56.3M 5.31%
310,697
+29,150
+10% +$4.97M
2025 Q1
3 quarters
JHX icon
10
James Hardie Industries
JHX
$14.3B
$55.9M 5.27%
+2,693,617
New +$54M
2025 Q4
0 quarters
CVNA icon
11
Carvana
CVNA
$45.2B
$51.6M 4.86%
611,310
+75,285
+14% +$5.6M
2025 Q1
3 quarters
CPNG icon
12
Coupang
CPNG
$26.6B
$50.8M 4.79%
+2,154,400
New +$61.3M
2025 Q4
0 quarters
DDOG icon
13
Datadog
DDOG
$97.4B
$50.6M 4.77%
372,350
-102,745
-22% -$16.2M
2025 Q1
3 quarters
META icon
14
Meta Platforms (Facebook)
META
$1.84T
$41.2M 3.88%
62,405
+11,450
+22% +$7.65M
2025 Q2
2 quarters
DCO icon
15
Ducommun
DCO
$2.5B
$37.1M 3.5%
390,363
-111,133
-22% -$10.4M
2021 Q4
16 quarters
DASH icon
16
DoorDash
DASH
$82.9B
$30.2M 2.85%
133,535
+84,965
+175% +$19.9M
2024 Q3
5 quarters
APO icon
17
Apollo Global Management
APO
$68.2B
$26M 2.45%
179,530
+32,475
+22% +$4.31M
2021 Q4
16 quarters
TSM icon
18
TSMC
TSM
$2.45T
$25.5M 2.41%
+84,040
New +$24.7M
2025 Q4
0 quarters
MRVL icon
19
Marvell Technology
MRVL
$256B
$21.9M 2.06%
257,535
-567,950
-69% -$49.7M
2024 Q3
5 quarters
AMAT icon
20
Applied Materials
AMAT
$413B
– –
-261,147
Closed -$53.5M –
CSX icon
21
CSX Corp
CSX
$86.7B
– –
-1,517,825
Closed -$53.9M –
WDAY icon
22
Workday
WDAY
$44.4B
– –
-199,545
Closed -$48M –

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RDST Capital's Q4 2025 Portfolio in Review

As of Q4 2025, RDST Capital held 22 positions worth $1.06B, down 0.06% from $1.06B the previous quarter. Its ten largest holdings account for 68% of the portfolio.

RDST Capital deployed $44.7M of net new capital in Q4 2025, opening 3 new positions and adding to 12 existing holdings. Its largest new stake was Coupang: 2,154,400 shares worth $50.8M.

By sector, the portfolio is most concentrated in Technology at 31% of assets, down from 43% a quarter earlier, followed by Consumer Discretionary and Financials.

On the sell side, the largest reduction was Marvell Technology, an estimated $49.7M trimmed.

  • RDST Capital's largest Q4 2025 buy was Coupang: 2,154,400 shares worth $50.8M.
  • RDST Capital added most to Blue Owl Capital in Q4 2025, an estimated $27.7M increase.
  • RDST Capital's biggest Q4 2025 reduction was Marvell Technology, cutting an estimated $49.7M.
  • RDST Capital fully exited CSX Corp in Q4 2025, selling an estimated $53.9M.
  • RDST Capital's ten largest holdings make up 68% of its $1.06B portfolio in Q4 2025.
  • RDST Capital opened 3 new positions and closed 3 in Q4 2025.
  • RDST Capital's portfolio value fell 0.06% quarter-over-quarter to $1.06B.

Based on RDST Capital's 13F filing for Q4 2025, filed 17 Feb 2026.