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Mariner

Mariner Portfolio holdings

AUM $85.7B
1-Year Est. Return 24.21%
This Fund
S&P 500
This Quarter Est. Return
-2.31%
1 Year Est. Return
+24.21%
3 Year Est. Return
+74.24%
5 Year Est. Return
+87.67%
10 Year Est. Return
+269.13%
AUM
$60.1B
AUM Growth
+$549M
Cap. Flow
+$2.9B
Cap. Flow %
4.83%
Top 10 Hldgs %
25.35%
Holding
3,637
New
259
Increased
1,894
Reduced
1,172
Closed
208

Top Sells

Rank Stock Value
1
TSLA icon
Tesla
TSLA
+$247M
2
PRU icon
Prudential Financial
PRU
+$113M
3
ADBE icon
Adobe
ADBE
+$107M
4
AMD icon
Advanced Micro Devices
AMD
+$102M
5
TXT icon
Textron
TXT
+$78.6M

Sector Composition

Rank Sector Weight
1 Technology 18.21%
2 Financials 8.47%
3 Healthcare 5.72%
4 Consumer Discretionary 5.15%
5 Communication Services 4.28%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
ALMS
3601
Alumis Inc
ALMS
$3.57B
-18,122
Closed -$142K
ECG
3602
Everus Construction Group
ECG
$6.63B
-5,737
Closed -$377K
NPKI
3603
NPK International
NPKI
$1.21B
-122,624
Closed -$941K
LAR
3604
Lithium Argentina AG
LAR
$958M
-12,041
Closed -$31.7K
SHYM
3605
iShares Short Duration High Yield Muni Active ETF
SHYM
$789M
-28,908
Closed -$655K
ALTR
3606
DELISTED
Altair Engineering Inc
ALTR
-4,878
Closed -$532K
AZPN
3607
DELISTED
Aspen Technology Inc
AZPN
-3,538
Closed -$883K
ALTM
3608
DELISTED
Arcadium Lithium plc
ALTM
-314,518
Closed -$1.61M
INFN
3609
DELISTED
Infinera Corporation Common Stock
INFN
-23,450
Closed -$154K
CFB
3610
DELISTED
CrossFirst Bankshares, Inc. Common Stock
CFB
-303,700
Closed -$4.6M
MTTR
3611
DELISTED
Matterport, Inc. Class A Common Stock
MTTR
-71,605
Closed -$339K
HCP
3612
DELISTED
HashiCorp, Inc. Class A Common Stock
HCP
-16,347
Closed -$559K
NARI
3613
DELISTED
Inari Medical, Inc. Common Stock
NARI
-4,812
Closed -$246K
SILV
3614
DELISTED
SilverCrest Metals Inc. Common Shares
SILV
-12,573
Closed -$114K
CTV
3615
DELISTED
Innovid Corp.
CTV
-15,413
Closed -$47.6K
ROIC
3616
DELISTED
Retail Opportunity Investments Corp.
ROIC
-11,778
Closed -$204K
SUM
3617
DELISTED
Summit Materials, Inc. Class A Common Stock
SUM
-8,641
Closed -$437K
CDMO
3618
DELISTED
Avid Bioservices, Inc. Common Stock
CDMO
-117,721
Closed -$1.45M
ENLC
3619
DELISTED
ENLINK MIDSTREAM, LLC
ENLC
-149,345
Closed -$2.11M
HTLF
3620
DELISTED
Heartland Financial USA, Inc.
HTLF
-16,946
Closed -$1.04M
MJUS
3621
DELISTED
Amplify U.S. Alternative Harvest ETF
MJUS
-120,000
Closed -$100K
B
3622
DELISTED
Barnes Group Inc.
B
-6,060
Closed -$286K
SMAR
3623
DELISTED
Smartsheet Inc.
SMAR
-5,322
Closed -$298K
GATO
3624
DELISTED
Gatos Silver, Inc.
GATO
-13,492
Closed -$189K
ARCH
3625
DELISTED
Arch Resources, Inc.
ARCH
-5,139
Closed -$726K

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Mariner's Q1 2025 Portfolio in Review

As of Q1 2025, Mariner held 3,637 positions worth $60.1B, up 0.92% from $59.6B the previous quarter. Its ten largest holdings account for 25% of the portfolio.

Mariner deployed $2.9B of net new capital in Q1 2025, opening 259 new positions and adding to 1,894 existing holdings. Its largest new stake was VanEck IG Floating Rate ETF: 512,742 shares worth $13.1M.

By sector, the portfolio is most concentrated in Technology at 18% of assets, down from 20% a quarter earlier, followed by Financials and Healthcare.

On the sell side, the largest reduction was Tesla, an estimated $247M trimmed.

  • Mariner's largest Q1 2025 buy was VanEck IG Floating Rate ETF: 512,742 shares worth $13.1M.
  • Mariner added most to Apollo Global Management in Q1 2025, an estimated $271M increase.
  • Mariner's biggest Q1 2025 reduction was Tesla, cutting an estimated $247M.
  • Mariner fully exited CrossFirst Bankshares, Inc. Common Stock in Q1 2025, selling an estimated $4.6M.
  • Mariner's ten largest holdings make up 25% of its $60.1B portfolio in Q1 2025.
  • Mariner opened 259 new positions and closed 208 in Q1 2025.
  • Mariner's portfolio value rose 0.92% quarter-over-quarter to $60.1B.

Based on Mariner's 13F filing for Q1 2025, filed 15 May 2025.