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Stanley Druckenmiller 13F portfolio summary

Stanley Druckenmiller of DUQUESNE FAMILY OFFICE LLC has 95 current stock holdings with a reported portfolio value of $5.21B. The portfolio 1 year return is +37.41%. Top holdings include NTRA (16.60%), TSM (5.40%), STM (4.46%), INSM (2.92%), AMZN (2.48%).

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Stanley Druckenmiller 13F Portfolio

DUQUESNE FAMILY OFFICE LLC
Latest SEC 13F filing: 2026-06-30

Stanley Druckenmiller runs DUQUESNE FAMILY OFFICE LLC and currently holds 95 stock positions, which is fewer than the average of 229 among the investors we track. The portfolio is valued at approximately $5.21B. Their top holdings are NTRA, TSM, STM, INSM, AMZN. The top five represent 31.9% of reported portfolio weight. Stanley Druckenmiller ranks #103 out of 1000 investors tracked by Alpha Score. In the most recent quarter, Stanley Druckenmiller initiated 36 new positions. They added to 19 existing positions. They trimmed 8 positions. Their current best-performing preview position is SNDK with returns of +257.88%.

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Top 5 Holdings
NTRA16.6%
TSM5.4%
STM4.5%
INSM2.9%
AMZN2.5%
Top 5: 31.9%
Portfolio Returns
1 Year
+37.41%
#251/1000
3 Year
+160.01%
#104/1000
5 Year
+183.19%
#78/1000

Portfolio Value

$5.21B

Alpha Score

130.5

#103 of 1000

Holdings

95

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Stanley Druckenmiller Current 13F Holdings

Reported holdings from DUQUESNE FAMILY OFFICE LLC's latest SEC 13F filing, ranked by portfolio weight.

95 stock holdings

HoldingWeightAvg BuyCurrentReturnQuarter Change
NTRA
Natera Inc
16.60%$123.30$328.93+166.77%
Added
+4.01%
TSM
Taiwan Semiconductor Manufac
5.40%$229.14$433.19+89.05%
Added
+19.06%
STM
Stmicroelectronics N V
4.46%$38.77$51.51+32.85%
Added
+18.75%
INSM
Insmed Inc
2.92%$91.64$129.41+41.22%
Added
+23.45%
AMZN
Amazon Com Inc
2.48%$237.14$256.78+8.28%
Added
+1082.53%
GOOGL
Alphabet Inc
2.31%$357.37$338.50-5.28%
Added
+100.00%
EWZ
Ishares Inc
2.27%$31.77$38.19+20.21%
Held
STX
Seagate Technology Hldngs Pl
2.26%$726.78$830.17+14.23%
Added
+140.63%
FOXA
Fox Corp
2.21%$52.16$65.94+26.42%
New Buy
UAL
United Airls Hldgs Inc
2.07%$128.01$109.84-14.19%
Added
+202.78%

Showing 1-10 of 95