Stocks/Funds/CIK 1018724

AMAZON COM INC

long-term holderconcentrated
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1018724
Assets
$2.63B
+8.7% YoY
Holdings
5
Lifetime alpha vs market
-31.94% annual
Average hold time
3.4 yr
median 4.5 yr

Quarterly history

Cum return -67% vs S&P +52% · α -120% lifetimeAUM $2.6B · peak $17.0BFlow $17M (+0%)2020-122021-122022-122023-122024-122025-122026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
+0.00%
trims when stocks drop
when a holding falls −10%+
Middle response
-5.63%
baseline attrition
Rally response
+2.64%
adds into rallies
when a holding rises +10%+

Top positions · 5

Ticker$ value% portYoYHold time
RIVNRivian Automotive, Inc.$2.38B90.6%+20.9%4.5 yr
BETABETA Technologies, Inc.$173M6.6%0.5 yr
MRVLMarvell Technology, Inc.$39M1.5%+61.3%4.5 yr
ALABAstera Labs, Inc. Common$30M1.2%+83.7%2.3 yr
NAUTNautilus Biotechnology, $6M0.2%+350.6%5.0 yr

Portfolio composition (YoY)

Industry mix
Auto - Manufacturers90.6%+9.1pp$2.38B
Aerospace & Defense6.6%$173M
Semiconductors2.6%-2.1pp$70M
Biotechnology0.2%+0.2pp$6M
Country
US100.0%+0.0pp
Top 5: 100.0% · Top 10: 100.0% · Top 25: 100.0%

Winners

TickerPrev $PnLYoY %
RIVN$1.97B+0.41B20.9%
ALAB$17M+0.01B83.7%
MRVL$14M+0.01B61.3%
NAUT$1M+0.00B350.6%

Losers

TickerPrev $PnLYoY %

Top buys this quarter · 1

MRVL Marvell Technology, Inc.+$17M

Top sells this quarter · 1

IONQ IonQ, Inc.exit$0M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$2.63B5+21.63%+17.59%+4.04%+0.02B
2025-12-31$3.52B6+50.88%+17.72%+33.16%+0.28B
2025-09-30$2.46B7+41.84%+17.52%+24.32%-0.17B
2025-06-30$2.43B9+11.54%+14.94%-3.40%-0.36B
2025-03-31$2.42B9+17.32%+8.30%+9.02%-0.07B
2024-12-31$2.70B9-37.57%+24.89%-62.46%-0.02B
2024-09-30$2.21B10-50.67%+36.04%-86.70%+0.06B
2024-06-30$2.53B10-17.53%+24.49%-42.02%-0.04B
2024-03-31$2.12B10-26.46%+29.62%-56.09%+0.09B
2023-12-31$4.14B9+26.89%+26.18%+0.71%-0.04B
2023-09-30$4.28B9-26.73%+21.57%-48.29%-0.12B
2023-06-30$3.09B9-34.35%+19.42%-53.77%+0.07B
2023-03-31$2.80B8-68.87%-7.82%-61.06%-0.01B
2022-12-31$3.33B8-43.64%+7.56%-51.20%+0.17B
2022-09-30$5.61B9+27.50%-4.93%+32.43%-0.17B
2022-06-30$4.53B9-48.79%-16.11%-32.68%+0.17B