Stocks/Funds/CIK 1373442

Mariner, LLC

index-like (500+ pos)long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1373442
Assets
$85.47B
+42.4% YoY
Holdings
3,505
Lifetime alpha vs market
-0.51% annual
Average hold time
3.7 yr
median 3.5 yr

Quarterly history

Cum return +253% vs S&P +272% · α -19% lifetimeAUM $85.5B · peak $85.5BFlow $4.9B (+6%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+2.54%
adds when stocks drop
when a holding falls −10%+
Middle response
+1.69%
steady accumulation
Rally response
+7.65%
adds into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
NVDANVIDIA Corporation$4.57B5.3%+60.9%9.3 yr
AAPLApple Inc.$4.49B5.3%+14.7%10.3 yr
IVViShares Core S&P 500 ETF$3.57B4.2%10.5 yr
VEAVanguard FTSE Developed $2.28B2.7%10.5 yr
MSFTMicrosoft Corporation$2.14B2.5%-0.6%10.5 yr
AMZNAmazon.com, Inc.$1.39B1.6%+9.5%10.3 yr
AGGiShares Core U.S. Aggreg$1.36B1.6%10.5 yr
GOOGLAlphabet Inc.$1.34B1.6%10.5 yr
AVGOBroadcom Inc.$1.10B1.3%+86.0%8.0 yr
IJHiShares Core S&P Mid-Cap$1.09B1.3%10.5 yr
VTVVanguard Value ETF$993M1.2%10.5 yr
SPYState Street SPDR S&P 50$979M1.1%+17.6%10.5 yr
JPMJPMorgan Chase & Co.$908M1.1%+21.8%10.5 yr
IEFAiShares Core MSCI EAFE E$882M1.0%10.5 yr
IUSBiShares Core Universal U$875M1.0%5.0 yr

Portfolio composition (YoY)

Industry mix
Asset Management40.3%-1.8pp$34.40B
Semiconductors8.6%+3.0pp$7.36B
Consumer Electronics5.3%-0.1pp$4.50B
Software - Infrastructure3.7%-0.1pp$3.19B
Internet Content & Information3.6%+1.0pp$3.07B
Asset Management - Bonds3.1%-0.4pp$2.69B
Drug Manufacturers - General3.0%-0.0pp$2.57B
Specialty Retail1.8%+0.1pp$1.57B
Banks - Diversified1.7%+0.1pp$1.45B
Discount Stores1.4%+0.2pp$1.23B
Country
US96.7%-0.4pp
IE0.7%-0.0pp
GB0.7%+0.2pp
CA0.4%-0.1pp
Unknown0.2%+0.0pp
TW0.2%+0.1pp
CH0.2%+0.0pp
NL0.1%+0.1pp
Top 5: 19.9% · Top 10: 27.3% · Top 25: 40.9%

Winners

TickerPrev $PnLYoY %
NVDA$2.05B+1.25B60.9%
AVGO$602M+0.51B86.0%
AAPL$3.21B+0.47B14.7%
GOOG$279M+0.23B84.3%
TSLA$365M+0.16B43.4%

Losers

TickerPrev $PnLYoY %
MSFT$1.62B-0.01B-0.6%
META$585M-0.00B-0.4%

Top buys this quarter · 15

APO Apollo Global Management, Inc.+$247M
MSFT Microsoft Corporation+$2.14B
SCHW The Charles Schwab Corporation+$147M
BSX Boston Scientific Corporation+$129M
NVDA NVIDIA Corporation+$4.57B
FAST Fastenal Company+$121M
AAPL Apple Inc.+$4.49B
PLTR Palantir Technologies Inc.+$104M
NFLX Netflix, Inc.+$100M
AMZN Amazon.com, Inc.+$1.39B

Top sells this quarter · 15

TMUS T-Mobile US, Inc.$166M
ABT Abbott Laboratories$114M
NOW ServiceNow, Inc.$114M
AVGO Broadcom Inc.$100M
ACM Aecom$86M
PGR The Progressive Corporation$66M
TREE LendingTree, Inc.$64M
FLXS Flexsteel Industries, Inc.$51M
KLAC KLA Corporation$42M
KR The Kroger Co.$32M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$85.47B3505+18.36%+17.59%+0.77%+4.88B
2025-12-31$83.86B3489+16.33%+17.72%-1.38%+5.24B
2025-09-30$77.29B3510+17.32%+17.52%-0.19%+1.59B
2025-06-30$69.21B3438+14.13%+14.94%-0.81%+2.76B
2025-03-31$60.03B3399+6.17%+8.30%-2.14%+3.84B
2024-12-31$59.49B3349+19.85%+24.89%-5.03%+1.73B
2024-09-30$56.31B3254+29.57%+36.04%-6.47%+1.47B
2024-06-30$51.53B3131+17.21%+24.49%-7.28%+1.79B
2024-03-31$48.31B3103+22.66%+29.62%-6.96%+3.39B
2023-12-31$42.12B3018+21.58%+26.18%-4.60%+0.82B
2023-09-30$37.24B2868+18.69%+21.57%-2.88%+1.26B
2023-06-30$37.38B2802+17.36%+19.42%-2.06%+0.34B
2023-03-31$34.37B2754-6.34%-7.82%+1.48%+1.53B
2022-12-31$31.08B2709-15.47%-18.17%+2.70%+4.03B
2022-09-30$24.99B2413-13.28%-15.51%+2.22%+1.84B
2022-06-30$24.32B1364-8.38%-10.62%+2.24%+1.57B