RDST Capital LLC — 13F Holdings

2026 Q1  ·  21 Positions

2026 Q1 Portfolio Activity

In 2026 Q1, RDST Capital LLC maintained a portfolio of 21 distinct positions. The most significant new addition was ARES MANAGEMENT CORPORATION, now representing 3.37% of the total fund value. They heavily accumulated shares in MARVELL TECHNOLOGY INC, increasing the position by 136.4%. The fund also reduced its exposure to ENTEGRIS INC by 67.7%.
Position History hover any row below to update
Loading…
RDST Capital LLC New York, NY Hedge Fund AUM $1,038M
PCA Score Concentration Risk
Risk ENB
Total Positions
21
Quarter
2026 Q1
Top Holding
UNP (6.8%)
Top 10 Concentration
62.9%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-21 of 21

RDST Capital LLC Full Holdings List — 2026 Q1

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
UNP
UNION PAC CORP
Industrials 6.82% 9.16% #1
Prev: #1
4.7
-128,480 -30.6%
P
S
291,615 $70,751,632 2023 Q3 13F Filing 2026-03-31 2026-05-15
DDOG
DATADOG INC
Technology 6.79% 4.77% #2 11
Prev: #13
7.2
224,735 60.4%
P
S
597,085 $70,485,885 2025 Q1 13F Filing 2026-03-31 2026-05-15
OWL
BLUE OWL CAPITA...
Financial Services 6.73% 8.82% #3 1
Prev: #2
6.2
1,383,450 22.1%
P
S
7,648,935 $69,834,776 2023 Q2 13F Filing 2026-03-31 2026-05-15
CPNG
COUPANG INC
Consumer Cyclical 6.63% 4.79% #4 8
Prev: #12
6.2
1,492,500 69.3%
P
S
3,646,900 $68,853,472 2025 Q4 13F Filing 2026-03-31 2026-05-15
AMZN
AMAZON COM INC
Consumer Cyclical 6.52% 6.78% #5
Prev: #5
3.6
13,375 4.3%
P
S
324,980 $67,683,584 2023 Q1 13F Filing 2026-03-31 2026-05-15
MSFT
MICROSOFT CORP
Technology 6.44% 7.10% #6 2
Prev: #4
4.6
24,685 15.8%
P
S
180,560 $66,837,895 2021 Q4 13F Filing 2026-03-31 2026-05-15
N/A
JAMES HARDIE IN...
Unknown 5.91% 5.27% #7 3
Prev: #10
4.9
544,500 20.2%
P
S
3,238,117 $61,329,936 13F Filing 2026-03-31 2026-05-15
MRVL
MARVELL TECHNOL...
Technology 5.81% 2.06% #8 11
Prev: #19
5.3
351,245 136.4%
P
S
608,780 $60,299,660 2024 Q3 13F Filing 2026-03-31 2026-05-15
TSM
TAIWAN SEMICOND...
Technology 5.78% 2.41% #9 9
Prev: #18
5.3
93,579 111.4%
P
S
177,619 $60,026,341 2025 Q4 13F Filing 2026-03-31 2026-05-15
META
META PLATFORMS ...
Communication Services 5.49% 3.88% #10 4
Prev: #14
5.2
37,225 59.7%
P
S
99,630 $57,001,312 2021 Q4 13F Filing 2026-03-31 2026-05-15
MLM
MARTIN MARIETTA...
Basic Materials 5.39% 5.95% #11 4
Prev: #7
2.7
-6,405 -6.3%
P
S
95,095 $55,980,525 2025 Q2 13F Filing 2026-03-31 2026-05-15
DASH
DOORDASH INC
Consumer Cyclical 5.35% 2.85% #12 4
Prev: #16
5.1
235,985 176.7%
P
S
369,520 $55,483,428 2024 Q3 13F Filing 2026-03-31 2026-05-15
CVNA
CARVANA CO
Consumer Cyclical 5.29% 4.86% #13 2
Prev: #11
4.6
52,540 43.0%
P
S
174,802 $54,954,252 2025 Q1 13F Filing 2026-03-31 2026-05-15
MKTX
MARKETAXESS HLD...
Financial Services 4.69% 5.31% #14 5
Prev: #9
2.4
-15,430 -5.0%
P
S
295,267 $48,713,150 2025 Q1 13F Filing 2026-03-31 2026-05-15
ENTG
ENTEGRIS INC
Technology 4.03% 8.78% #15 12
Prev: #3
1.6
-748,500 -67.7%
P
S
357,125 $41,869,335 2022 Q4 13F Filing 2026-03-31 2026-05-15
ARES
ARES MANAGEMENT...
Financial Services 3.37% #16
Prev: #—
4.8
321,000
NEW
321,000 $35,021,100 2021 Q4 13F Filing 2026-03-31 2026-05-15
HUBS
HUBSPOT INC
Technology 3.32% 5.97% #17 11
Prev: #6
1.8
-16,635 -10.5%
P
S
141,150 $34,454,715 2025 Q3 13F Filing 2026-03-31 2026-05-15
FND
FLOOR & DECOR H...
Consumer Cyclical 2.60% 5.31% #18 10
Prev: #8
1.0
-393,919 -42.6%
P
S
531,328 $26,991,463 2025 Q2 13F Filing 2026-03-31 2026-05-15
APO
APOLLO GLOBAL M...
Financial Services 2.26% 2.45% #19 2
Prev: #17
2.9
30,875 17.2%
P
S
210,405 $23,443,325 2021 Q4 13F Filing 2026-03-31 2026-05-15
NOW
SERVICENOW INC
Technology 0.77% #20
Prev: #—
3.8
76,560
NEW
76,560 $8,004,348 2026 Q1 13F Filing 2026-03-31 2026-05-15
DCO
DUCOMMUN INC DE...
Industrials 0.00% 3.50%
Sold All 😨
(Was: #15)
0.0
-390,363 -100.0%
CLOSED
$— 2021 Q4 13F Filing 2026-03-31 2026-05-15
Showing 1-21 of 21 holdings

Unlock Full RDST Capital LLC Analysis

PRO subscribers get access to all historical quarters, Excel/CSV exports, Portfolio Concentration Analytics (PCA), and Risk-Based ENB.

Full Historical Quarters
Excel & CSV Export
PCA & Risk-Based ENB
Auto Cost Basis
Position Change Alerts
Price-Held Analytics
Full history →