Stocks/Funds/CIK 1986590

Samjo Management, LLC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1986590
Assets
$231M
-2.0% YoY
Holdings
55
Lifetime alpha vs market
-16.33% annual
Average hold time
1.9 yr
median 2.5 yr

Quarterly history

Cum return -6% vs S&P +41% · α -46% lifetimeAUM $231M · peak $290MFlow $-6M (-2%)2023-122024-062024-122025-062025-122026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+5.25%
adds when stocks drop
when a holding falls −10%+
Middle response
-3.02%
baseline attrition
Rally response
-9.21%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
PDFSPDF Solutions, Inc.$30M13.0%+71.2%2.5 yr
AIPArteris, Inc.$19M8.1%+137.9%2.5 yr
GENIGenius Sports Limited$17M7.2%-55.7%2.5 yr
INSEInspired Entertainment, $14M6.3%-16.5%2.5 yr
PWFLPowerFleet, Inc.$12M5.3%1.5 yr
SLBSLB N.V.$12M5.0%+26.7%2.0 yr
CGNTCognyte Software Ltd.$8M3.4%+3.8%0.8 yr
ZETAZeta Global Holdings Cor$8M3.3%+17.4%2.0 yr
BRK-BBerkshire Hathaway Inc.$7M3.1%2.5 yr
QXOQXO, Inc.$6M2.7%+43.4%0.8 yr
KMIKinder Morgan, Inc.$6M2.6%+22.6%2.5 yr
RMNIRimini Street, Inc.$5M2.3%-5.7%1.3 yr
PXP10, Inc.$5M2.2%-37.3%2.5 yr
AZNAstraZeneca PLC$5M2.1%+36.2%0.3 yr
PACKRanpak Holdings Corp.$5M2.1%-34.1%0.5 yr

Portfolio composition (YoY)

Industry mix
Software - Application21.2%+10.3pp$49M
Semiconductors10.2%+7.3pp$24M
Internet Content & Information7.6%-14.0pp$18M
Gambling, Resorts & Casinos6.3%-0.9pp$14M
Asset Management5.8%-3.7pp$13M
Communication Equipment5.3%+0.4pp$12M
Oil & Gas Equipment & Services5.0%+1.2pp$12M
Oil & Gas Midstream4.4%+1.7pp$10M
Drug Manufacturers - General4.3%+2.4pp$10M
Software - Infrastructure3.9%+3.1pp$9M
Country
US85.9%-1.1pp
GB9.3%-0.2pp
IL3.4%
Unknown1.4%-1.9pp
Top 5: 39.9% · Top 10: 57.4% · Top 25: 83.7%

Winners

TickerPrev $PnLYoY %
PDFS$17M+0.01B71.2%
AIP$7M+0.01B137.9%
SLB$9M+0.00B26.7%
JNJ$3M+0.00B51.5%
RTX$3M+0.00B48.1%

Losers

TickerPrev $PnLYoY %
GENI$22M-0.01B-55.7%
INSE$17M-0.00B-16.5%
ASPN$5M-0.00B-46.5%
PX$5M-0.00B-37.3%
NEO$6M-0.00B-21.8%

Top buys this quarter · 15

GENI Genius Sports Limited+$17M
AZN AstraZeneca PLCnew+$5M
PAR PAR Technology Corporationnew+$4M
PACK Ranpak Holdings Corp.+$2M
AMBA Ambarella, Inc.new+$2M
INSE Inspired Entertainment, Inc.+$14M
AIP Arteris, Inc.+$2M
BLND Blend Labs, Inc.new+$2M
WM Waste Management, Inc.new+$2M
RMNI Rimini Street, Inc.+$1M

Top sells this quarter · 15

PDFS PDF Solutions, Inc.$8M
PRMB Primo Brands Corporation$4M
TTGT TechTarget, Inc.exit$4M
NEOG Neogen Corporation$2M
CCI Crown Castle Inc.exit$1M
PAYX Paychex, Inc.exit$1M
EMR Emerson Electric Co.$1M
XYL Xylem Inc.$1M
Q Qnity Electronics, Inc.$2M
ZETA Zeta Global Holdings Corp.$1M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$231M55+1.14%+17.59%-16.46%-0.01B
2025-12-31$259M56-3.27%+17.72%-20.99%-0.01B
2025-09-30$262M59-11.81%+17.52%-29.33%+0.01B
2025-06-30$237M58-11.35%+14.94%-26.29%-0.00B
2025-03-31$236M57-11.38%+8.30%-19.68%+0.00B
2024-12-31$265M54+5.93%+24.89%-18.96%-0.01B
2024-09-30$290M53+6.47%+5.75%+0.72%+0.01B
2024-06-30$267M52+1.32%+4.38%-3.06%-0.02B
2024-03-31$283M54+5.03%+10.39%-5.36%-0.01B
2023-12-31$281M49