Stocks/Funds/CIK 2048142

Four Tree Island Advisory LLC

concentrated
Quarterly 13F filings · Latest period 2026-03-31 · CIK 2048142
Assets
$198M
+39.2% YoY
Holdings
23
Lifetime alpha vs market
+24.19% annual
Average hold time
1.3 yr
median 1.5 yr

Quarterly history

Cum return +48% vs S&P +13% · α +35% lifetimeAUM $198M · peak $198MFlow $3M (+2%)2024-122025-032025-062025-092025-122026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+1.69%
adds when stocks drop
when a holding falls −10%+
Middle response
-0.50%
baseline attrition
Rally response
-2.26%
trims into rallies
when a holding rises +10%+

Top positions · 23

Ticker$ value% portYoYHold time
LRCXLam Research Corporation$49M24.6%+196.1%1.5 yr
MLIMueller Industries, Inc.$25M12.8%+47.2%1.5 yr
JXNJackson Financial Inc.$25M12.4%+30.6%1.5 yr
AMATApplied Materials, Inc.$20M10.0%+137.6%1.5 yr
WLFCWillis Lease Finance Cor$18M9.1%+8.7%1.5 yr
AERAerCap Holdings N.V.$14M7.2%+35.6%1.5 yr
EQHEquitable Holdings, Inc.$14M6.9%-27.1%1.5 yr
GTXGarrett Motion Inc.$10M5.0%+121.3%1.5 yr
ABAllianceBernstein Holdin$8M3.9%+6.2%1.5 yr
BMYBristol-Myers Squibb Com$4M1.8%+3.4%1.5 yr
ITRNIturan Location and Cont$3M1.5%+41.1%1.5 yr
VOYAVoya Financial, Inc.$2M1.2%+3.5%1.5 yr
BHFBrighthouse Financial, I$1M0.8%+3.3%1.3 yr
STLAStellantis N.V.$1M0.5%-31.0%1.5 yr
NTRNutrien Ltd.$1M0.4%+56.2%1.5 yr

Portfolio composition (YoY)

Industry mix
Semiconductors34.6%+15.3pp$69M
Rental & Leasing Services16.3%-2.1pp$32M
Insurance - Life13.1%-1.1pp$26M
Manufacturing - Metal Fabrication12.8%-0.7pp$25M
Insurance - Diversified6.9%-8.5pp$14M
Auto - Parts5.0%+2.8pp$10M
Asset Management3.9%-1.7pp$8M
Drug Manufacturers - General2.2%-1.2pp$4M
Communication Equipment1.5%+0.1pp$3M
Financial - Conglomerates1.2%-2.0pp$2M
Country
US85.2%-1.8pp
IE7.3%-0.4pp
CH5.0%+2.8pp
IL1.5%+0.1pp
NL0.5%-0.7pp
CA0.4%+0.0pp
Top 5: 68.8% · Top 10: 93.6% · Top 25: 100.0%

Winners

TickerPrev $PnLYoY %
LRCX$19M+0.04B196.1%
AMAT$9M+0.01B137.6%
MLI$19M+0.01B47.2%
JXN$20M+0.01B30.6%
AER$11M+0.00B35.6%

Losers

TickerPrev $PnLYoY %
EQH$22M-0.01B-27.1%
STLA$2M-0.00B-31.0%

Top buys this quarter · 12

AMAT Applied Materials, Inc.+$1M
MLI Mueller Industries, Inc.+$25M
JXN Jackson Financial Inc.+$1M
WLFC Willis Lease Finance Corporati+$1M
EQH Equitable Holdings, Inc.+$14M
GTX Garrett Motion Inc.+$0M
BHF Brighthouse Financial, Inc.+$0M
GT The Goodyear Tire & Rubber Comnew+$0M
VOYA Voya Financial, Inc.+$2M
NBBK NB Bancorp, Inc. Common Stock+$0M

Top sells this quarter · 3

AER AerCap Holdings N.V.$1M
LRCX Lam Research Corporation$39M
DDI DoubleDown Interactive Co., Ltexit$0M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$198M23+50.10%+17.59%+32.51%+0.00B
2025-12-31$181M23+37.06%+17.72%+19.34%+0.00B
2025-09-30$157M22+12.00%+8.12%+3.88%-0.00B
2025-06-30$142M20+9.86%+10.78%-0.91%-0.01B
2025-03-31$142M21-1.68%-4.27%+2.59%+0.00B
2024-12-31$145M23