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Leopold Aschenbrenner 13F portfolio summary

Leopold Aschenbrenner of SITUATIONAL AWARENESS LP has 26 current stock holdings with a reported portfolio value of $20.24B. The portfolio 1 year return is +73.71%. Top holdings include SNDK (28.03%), MU (27.54%), BE (9.38%), TSM (6.25%), NBIS (6.09%).

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Leopold Aschenbrenner 13F Portfolio

SITUATIONAL AWARENESS LP
Latest SEC 13F filing: 2026-06-30

Leopold Aschenbrenner runs SITUATIONAL AWARENESS LP and currently holds 26 stock positions, which is fewer than the average of 229 among the investors we track. The portfolio is valued at approximately $20.24B. Their top holdings are SNDK, MU, BE, TSM, NBIS. The top five represent 77.3% of reported portfolio weight. Leopold Aschenbrenner ranks #208 out of 1000 investors tracked by Alpha Score. In the most recent quarter, Leopold Aschenbrenner initiated 5 new positions. They added to 10 existing positions. They trimmed 2 positions. Their current best-performing preview position is SNDK with returns of +257.88%.

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Top 5 Holdings
SNDK28.0%
MU27.5%
BE9.4%
TSM6.2%
NBIS6.1%
Top 5: 77.3%
Portfolio Returns
1 Year
+73.71%
#98/1000
3 Year
+101.56%
#246/1000
5 Year
+101.56%
#269/1000

Portfolio Value

$20.24B

Alpha Score

89.0

#208 of 1000

Holdings

26

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Leopold Aschenbrenner Current 13F Holdings

Reported holdings from SITUATIONAL AWARENESS LP's latest SEC 13F filing, ranked by portfolio weight.

26 stock holdings

HoldingWeightAvg BuyCurrentReturnQuarter Change
SNDK
SANDISK CORP
28.03%$1,351.26$1,633.16+20.86%
Added
+118.87%
MU
MICRON TECHNOLOGY INC
27.54%$1,151.35$975.26-15.29%
Added
+27712.38%
BE
BLOOM ENERGY CORP
9.38%$86.89$275.56+217.14%
Trimmed
-3.28%
TSM
TAIWAN SEMICONDUCTOR MANUFAC
6.25%$476.39$433.19-9.07%
Added
+11713.92%
NBIS
NEBIUS GROUP N.V.
6.09%$276.17$224.55-18.69%
New Buy
CRWV
COREWEAVE INC
3.68%$109.48$88.99-18.72%
Added
+4.20%
CORZ
CORE SCIENTIFIC INC NEW
3.29%$15.14$17.94+18.49%
Held
STM
STMICROELECTRONICS
2.89%$74.89$51.51-31.23%
New Buy
APLD
APPLIED DIGITAL CORP
2.32%$19.23$26.42+37.39%
Added
+14.14%
RIOT
RIOT PLATFORMS INC
2.31%$18.72$21.47+14.69%
Added
+48.67%

Showing 1-10 of 26