Stocks/Funds/CIK 1973324

Polymer Capital Management (US) LLC

index-like (500+ pos)
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1973324
Assets
$675M
+104.0% YoY
Holdings
733
Lifetime alpha vs market
+12.72% annual
Average hold time
0.8 yr
median 0.8 yr

Quarterly history

Cum return +31% vs S&P +13% · α +18% lifetimeAUM $675M · peak $773MFlow $-144M (-19%)2024-122025-032025-062025-092025-122026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-10.51%
trims when stocks drop
when a holding falls −10%+
Middle response
-15.84%
baseline attrition
Rally response
-25.17%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
NVDANVIDIA Corporation$30M4.5%+60.9%1.5 yr
LITELumentum Holdings Inc.$21M3.2%+1027.3%1.5 yr
AVGOBroadcom Inc.$12M1.7%+86.0%0.8 yr
GLWCorning Incorporated$8M1.2%+201.5%0.8 yr
ASMLASML Holding N.V.$7M1.1%+100.9%0.3 yr
GOOGLAlphabet Inc.$7M1.0%0.8 yr
RIGTransocean Ltd.$7M1.0%+109.1%0.8 yr
MUMicron Technology, Inc.$6M0.9%+289.6%1.3 yr
AEPAmerican Electric Power $6M0.9%+24.0%0.8 yr
PORPortland General Electri$6M0.9%+22.6%1.5 yr
ONTOOnto Innovation Inc.$6M0.9%+69.0%1.0 yr
MCHPMicrochip Technology Inc$6M0.9%+37.5%0.8 yr
VRTVertiv Holdings Co$6M0.8%+247.5%1.5 yr
XELXcel Energy Inc.$6M0.8%+15.8%1.5 yr
NXTNextpower Inc.$5M0.8%+186.1%1.3 yr

Portfolio composition (YoY)

Industry mix
Semiconductors14.0%+3.0pp$95M
Regulated Electric4.8%-7.2pp$32M
Chemicals - Specialty3.8%+0.4pp$25M
Industrial - Machinery3.6%+0.2pp$24M
Communication Equipment3.5%+1.1pp$24M
Hardware, Equipment & Parts3.0%+0.2pp$20M
Asset Management2.9%+0.9pp$20M
Software - Infrastructure2.4%+0.8pp$16M
Software - Application2.2%+0.3pp$15M
Electrical Equipment & Parts2.2%+1.0pp$15M
Country
US91.1%-0.2pp
CH1.1%+1.1pp
NL1.1%-0.1pp
Unknown1.0%-0.6pp
GB1.0%+0.1pp
CA0.9%+0.6pp
IE0.9%-1.0pp
IL0.7%+0.3pp
Top 5: 11.7% · Top 10: 16.4% · Top 25: 27.6%

Winners

TickerPrev $PnLYoY %
LITE$7M+0.07B1027.3%
NVDA$10M+0.01B60.9%
VRT$2M+0.01B247.5%
TSEM$1M+0.00B392.1%
NXT$2M+0.00B186.1%

Losers

TickerPrev $PnLYoY %
SHW$2M-0.00B-7.4%

Top buys this quarter · 15

NVDA NVIDIA Corporation+$12M
AVGO Broadcom Inc.+$11M
ASML ASML Holding N.V.new+$7M
GLW Corning Incorporated+$6M
NXT Nextpower Inc.+$5M
SHW The Sherwin-Williams Company+$4M
CRWV CoreWeave, Inc. Class A Common+$4M
PAYP PayPay Corporationnew+$4M
POR Portland General Electric Comp+$3M
FPS Forgent Power Solutions, Inc.new+$3M

Top sells this quarter · 15

MU Micron Technology, Inc.$16M
LITE Lumentum Holdings Inc.$19M
FSLR First Solar, Inc.$11M
ETR Entergy Corporationexit$6M
NEE NextEra Energy, Inc.exit$6M
DTE DTE Energy Company$6M
AMD Advanced Micro Devices, Inc.$5M
AEE Ameren Corporation$5M
LYB LyondellBasell Industries N.V.$5M
AMAT Applied Materials, Inc.$5M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$675M733+36.69%+17.59%+19.09%-0.14B
2025-12-31$773M702+23.39%+17.72%+5.67%-0.04B
2025-09-30$753M701+11.15%+8.12%+3.02%+0.07B
2025-06-30$611M542+7.75%+10.78%-3.02%+0.25B
2025-03-31$331M469-4.35%-4.27%-0.08%+0.03B
2024-12-31$312M331