Stocks/Funds/CIK 1068855

DIAM Co., Ltd.

index-like (500+ pos)long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1068855
Assets
$33.88B
+17.2% YoY
Holdings
909
Lifetime alpha vs market
-0.82% annual
Average hold time
7.6 yr
median 10.0 yr

Quarterly history

Cum return +242% vs S&P +272% · α -30% lifetimeAUM $33.9B · peak $48.6BFlow $-595M (-2%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+1.90%
adds when stocks drop
when a holding falls −10%+
Middle response
-1.85%
baseline attrition
Rally response
-3.03%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
IVViShares Core S&P 500 ETF$2.11B6.2%9.5 yr
NVDANVIDIA Corporation$1.93B5.7%+60.9%10.5 yr
AAPLApple Inc.$1.67B4.9%+14.7%10.5 yr
MSFTMicrosoft Corporation$1.24B3.7%-0.6%10.5 yr
AMZNAmazon.com, Inc.$957M2.8%+9.5%10.5 yr
GOOGLAlphabet Inc.$796M2.3%10.5 yr
AVGOBroadcom Inc.$671M2.0%+86.0%8.0 yr
GOOGAlphabet Inc.$649M1.9%+84.3%10.5 yr
METAMeta Platforms, Inc.$613M1.8%-0.4%10.5 yr
VGKVanguard FTSE Europe ETF$521M1.5%9.5 yr
IEMGiShares Core MSCI Emergi$501M1.5%9.5 yr
TSLATesla, Inc.$480M1.4%+43.4%10.5 yr
JPMJPMorgan Chase & Co.$392M1.2%+21.8%10.5 yr
LLYEli Lilly and Company$342M1.0%+12.2%10.5 yr
XOMExxon Mobil Corporation$331M1.0%+47.6%10.5 yr

Portfolio composition (YoY)

Industry mix
Asset Management12.0%-0.0pp$4.07B
Semiconductors11.2%+4.0pp$3.80B
Internet Content & Information6.3%+1.3pp$2.14B
Software - Infrastructure5.5%-0.7pp$1.87B
Consumer Electronics4.9%-0.1pp$1.67B
Drug Manufacturers - General4.1%+0.2pp$1.40B
Specialty Retail3.4%-0.2pp$1.17B
Banks - Diversified2.4%+0.1pp$827M
Financial - Credit Services2.0%-0.5pp$685M
Aerospace & Defense2.0%+0.3pp$661M
Country
US96.7%+0.5pp
IE1.2%-0.1pp
GB0.5%-0.0pp
Unknown0.3%+0.1pp
CH0.2%-0.0pp
SG0.2%+0.0pp
TW0.1%+0.1pp
CA0.1%-0.0pp
Top 5: 23.3% · Top 10: 32.9% · Top 25: 46.3%

Winners

TickerPrev $PnLYoY %
NVDA$1.15B+0.70B60.9%
AVGO$344M+0.29B86.0%
GOOG$345M+0.29B84.3%
AAPL$1.45B+0.21B14.7%
TSLA$334M+0.15B43.4%

Losers

TickerPrev $PnLYoY %
V$303M-0.04B-13.1%
MA$225M-0.02B-8.5%
HD$190M-0.01B-8.0%
MSFT$1.22B-0.01B-0.6%
META$582M-0.00B-0.4%

Top buys this quarter · 15

CAT Caterpillar Inc.+$21M
LITE Lumentum Holdings Inc.+$19M
COHR Coherent, Inc.new+$16M
PANW Palo Alto Networks, Inc.+$12M
MRK Merck & Co., Inc.+$11M
NEM Newmont Corporation+$10M
CW Curtiss-Wright Corporation+$10M
VRT Vertiv Holdings Co+$10M
TDY Teledyne Technologies Incorpor+$9M
AMZN Amazon.com, Inc.+$957M

Top sells this quarter · 15

JPM JPMorgan Chase & Co.$24M
AAPL Apple Inc.$18M
MSFT Microsoft Corporation$18M
MELI MercadoLibre, Inc.$15M
CSCO Cisco Systems, Inc.$13M
WST West Pharmaceutical Services, $13M
C Citigroup Inc.$12M
GOOG Alphabet Inc.$11M
BAC Bank of America Corporation$11M
VMC Vulcan Materials Company$11M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$33.88B909+15.87%+17.59%-1.72%-0.59B
2025-12-31$35.94B937+16.10%+17.72%-1.62%+0.86B
2025-09-30$34.50B945+16.09%+17.52%-1.43%+0.23B
2025-06-30$31.88B943+15.76%+14.94%+0.82%-0.06B
2025-03-31$28.90B965+6.60%+8.30%-1.70%+0.94B
2024-12-31$29.09B951+18.74%+24.89%-6.14%+0.54B
2024-09-30$28.09B963+31.23%+36.04%-4.81%+0.08B
2024-06-30$26.13B960+17.69%+24.49%-6.80%-0.26B
2024-03-31$25.93B971+23.57%+29.62%-6.05%-0.65B
2023-12-31$24.83B974+22.93%+26.18%-3.25%-0.39B
2023-09-30$22.45B988+16.84%+21.57%-4.73%-0.25B
2023-06-30$23.61B997+15.22%+19.42%-4.21%+0.05B
2023-03-31$22.05B1003-8.40%-7.82%-0.58%+0.20B
2022-12-31$20.51B996-17.98%-18.17%+0.20%-0.47B
2022-09-30$19.64B1008-14.69%-15.51%+0.82%-0.53B
2022-06-30$21.28B1029-9.49%-10.62%+1.13%-0.47B