Gulfstream Capital

13F portfolio / Macro-informed equity book

Duquesne Family Office

Stanley Druckenmiller (founder)

Duquesne Family Office manages the personal capital of Stanley Druckenmiller. He ran Duquesne Capital Management from 1981 until returning outside capital in 2010, and earlier was a lead portfolio manager of George Soros’s Quantum Fund.

Reported 13F value
$4.4B
Positions
86
Est. 1-yearEstimate
+49.3%SPY +15.7%
Est. 3-year, annualizedEstimate
+49.0%SPY +22.8%

As of Jun 30, 2026 · filed Aug 14, 2026

Holdings

44 new · 15 added · 10 trimmed · 17 unchanged · 23 sold out

1NTRA on Yahoo Finance (opens in a new tab)Natera IncCOM19.9%$865M3,186,306Added +4.0%$116.54*$391.99+236.4%
2TSM on Yahoo Finance (opens in a new tab)Taiwan Semiconductor ManufacSPONSORED ADS6.5%$282M589,680Added +19.1%$221.45$413.04+86.5%
3STM on Yahoo Finance (opens in a new tab)Stmicroelectronics N VNY REGISTRY5.3%$232M3,102,880Added +18.8%$34.26$45.62+33.1%
4INSM on Yahoo Finance (opens in a new tab)Insmed IncCOM PAR $.013.5%$152M1,424,690Added +23.4%$86.46$96.60+11.7%
5YPF on Yahoo Finance (opens in a new tab)Ypf Sociedad AnonimaSPON ADR CL D3.3%$143M3,138,897Trimmed -3.0%$36.91$51.69+40.1%
6AMZN on Yahoo Finance (opens in a new tab)Amazon Com IncCOM3.0%$129M541,600Added +1082.5%$249.01$249.20+0.1%
7TBBB on Yahoo Finance (opens in a new tab)Bbb Foods IncCL A COM2.8%$121M2,901,733Trimmed -6.7%$29.37$57.20+94.7%
8GOOGL on Yahoo Finance (opens in a new tab)Alphabet IncCAP STK CL A2.8%$120M336,300New$359.57$341.57-5.0%
9EWZ on Yahoo Finance (opens in a new tab)Ishares IncMSCI BRAZIL ETF2.7%$119M3,436,170Unchanged$30.43$41.76+37.2%
10STX on Yahoo Finance (opens in a new tab)Seagate Technology Hldngs PlORD SHS2.7%$118M122,000Added +140.6%$603.24$651.00+7.9%
11FOXA on Yahoo Finance (opens in a new tab)Fox CorpCL A COM2.6%$115M2,204,600New$61.52$63.99+4.0%
12UAL on Yahoo Finance (opens in a new tab)United Airls Hldgs IncCOM2.5%$108M794,795Added +202.8%$102.75$96.99-5.6%
13SE on Yahoo Finance (opens in a new tab)Sea LtdSPONSORD ADS2.4%$105M1,099,905Unchanged$141.48$94.44-33.2%
14CDW on Yahoo Finance (opens in a new tab)Cdw CorpCOM2.4%$105M743,950New$124.56$150.47+20.8%
15NAMS on Yahoo Finance (opens in a new tab)Newamsterdam Pharma CompanyORDINARY SHARES2.4%$104M3,070,146Unchanged$27.63$20.05-27.4%
16SNDK on Yahoo Finance (opens in a new tab)Sandisk CorpCOM1.8%$79M34,900Trimmed -8.5%$564.88$1328.47+135.2%
17RVMD on Yahoo Finance (opens in a new tab)Revolution Medicines IncCOM1.7%$75M399,587Added +26.5%$110.42$177.00+60.3%
18BTDR on Yahoo Finance (opens in a new tab)Bitdeer Technologies GroupCL A ORD SHS1.5%$65M4,074,993New$14.36$7.74-46.1%
19CRH on Yahoo Finance (opens in a new tab)Crh PlcORD1.4%$59M553,555Added +46.6%$107.56$83.32-22.5%
20DAL on Yahoo Finance (opens in a new tab)Delta Air Lines IncCOM NEW1.3%$56M603,000New$75.01$75.66+0.9%
21FLR on Yahoo Finance (opens in a new tab)Fluor CorpCOM1.2%$51M982,200New$48.96$47.07-3.9%
22DHI on Yahoo Finance (opens in a new tab)D R Horton IncCOM1.1%$49M299,000New$148.62$139.38-6.2%
23CPNG on Yahoo Finance (opens in a new tab)Coupang IncCL A1.1%$46M2,667,485Unchanged$22.46*$14.35-36.1%
24AMD on Yahoo Finance (opens in a new tab)Advanced Micro Devices IncCOM1.0%$42M72,900New$409.99$534.28+30.3%
25PANW on Yahoo Finance (opens in a new tab)Palo Alto Networks IncCOM0.9%$40M116,650New$228.90$340.91+48.9%
26CLF on Yahoo Finance (opens in a new tab)Cleveland-Cliffs Inc NewCOM0.9%$40M4,216,184Added +82.2%$10.86$12.17+12.1%
27HUT on Yahoo Finance (opens in a new tab)Hut 8 CorpCOM0.8%$36M314,150New$96.95$68.77-29.1%
28CAI on Yahoo Finance (opens in a new tab)Caris Life Sciences IncCOM0.8%$34M1,894,450Unchanged$21.86$30.40+39.1%
29ARGT on Yahoo Finance (opens in a new tab)Global X FdsGB MSCI AR ETF0.7%$30M328,800Trimmed -15.1%$91.67$87.74-4.3%
30FOX on Yahoo Finance (opens in a new tab)Fox CorpCL B COM0.7%$30M632,600New$55.28$57.30+3.7%
31WWD on Yahoo Finance (opens in a new tab)Woodward IncCOM0.7%$29M67,194Trimmed -68.2%$141.98$327.90+130.9%
32NUVB on Yahoo Finance (opens in a new tab)Nuvation Bio IncCOM CL A0.6%$26M4,539,800Unchanged$5.57$4.49-19.5%
33PTGX on Yahoo Finance (opens in a new tab)Protagonist Therapeutics IncCOM0.6%$26M208,900Added +30.8%$68.05$127.72+87.7%
34ROKU on Yahoo Finance (opens in a new tab)Roku IncCOM CL A0.6%$25M184,055Trimmed -75.5%$79.54$154.29+94.0%
35CVCO on Yahoo Finance (opens in a new tab)Cavco Inds Inc DelCOM0.6%$24M39,500New$530.92$520.42-2.0%
36ADMA on Yahoo Finance (opens in a new tab)Adma Biologics IncCOM0.5%$23M2,784,110Added +80.1%$12.91$10.66-17.4%
37PURR on Yahoo Finance (opens in a new tab)Hyperliquid Strategies IncCOM0.5%$23M2,941,500New$7.40$9.19+24.2%
38RMBS on Yahoo Finance (opens in a new tab)Rambus Inc DelCOM0.5%$23M173,000New$130.04$88.72-31.8%
39RYTM on Yahoo Finance (opens in a new tab)Rhythm Pharmaceuticals IncCOM0.5%$23M203,618New$90.41$86.58-4.2%
40SKY on Yahoo Finance (opens in a new tab)Champion Homes IncCOM0.5%$22M254,400New$76.57$77.34+1.0%
41DAKT on Yahoo Finance (opens in a new tab)Daktronics IncCOM0.5%$22M1,123,109Added +99.6%$14.85$18.32+23.4%
42PCT on Yahoo Finance (opens in a new tab)Purecycle Technologies IncCOM0.5%$22M2,681,415Added +178.4%$9.45$3.13-66.8%
43SCCO on Yahoo Finance (opens in a new tab)Southern Copper CorpCOM0.5%$21M123,060Added +1.0%$129.41$200.52+55.0%
44LIN on Yahoo Finance (opens in a new tab)Linde PlcSHS0.5%$21M41,200Unchanged$467.62$496.42+6.2%
45ENTG on Yahoo Finance (opens in a new tab)Entegris IncCOM0.5%$21M118,300New$144.06$141.39-1.9%
46TEVA on Yahoo Finance (opens in a new tab)Teva Pharmaceutical Inds LtdSPONSORED ADS0.5%$21M624,999Trimmed -73.7%$17.86$41.03+129.8%
47U on Yahoo Finance (opens in a new tab)Unity Software IncCOM0.5%$21M738,785Unchanged$24.55$40.64+65.5%
48AEVA on Yahoo Finance (opens in a new tab)Aeva Technologies IncCOM NEW0.5%$21M720,175New$19.68$10.14-48.5%
49RIOT on Yahoo Finance (opens in a new tab)Riot Platforms IncCOM0.5%$21M754,800New$22.54$13.91-38.3%
50Q on Yahoo Finance (opens in a new tab)Qnity Electronics IncCOMMON STOCK0.5%$21M125,655Unchanged$106.00$117.42+10.8%
51EQIX on Yahoo Finance (opens in a new tab)Equinix IncCOM0.4%$19M18,450New$1062.49$975.96-8.1%
52LRCX on Yahoo Finance (opens in a new tab)Lam Research CorpCOM NEW0.4%$19M43,600New$303.07$266.99-11.9%
53DFTX on Yahoo Finance (opens in a new tab)Definium Therapeutics IncCOM SHS0.4%$17M356,600New$24.71$32.20+30.3%
54BLTE on Yahoo Finance (opens in a new tab)Belite Bio Inc SponsoredADS0.4%$16M106,100Unchanged$168.17$143.41-14.7%
55RSP on Yahoo Finance (opens in a new tab)Invesco Exchange Traded Fd TS&P500 EQL WGT0.4%$16M74,400New$203.18$213.56+5.1%
56TXG on Yahoo Finance (opens in a new tab)10X Genomics IncCL A COM0.4%$15M403,100New$26.21$69.47+165.1%
57WAB on Yahoo Finance (opens in a new tab)WabtecCOM0.4%$15M56,595Trimmed -40.4%$175.74$286.45+63.0%
58LLY on Yahoo Finance (opens in a new tab)Eli Lilly & CoCOM0.3%$15M12,380New$1019.47$1257.49+23.3%
59XENE on Yahoo Finance (opens in a new tab)Xenon Pharmaceuticals IncCOM0.3%$14M238,600Unchanged$46.08$33.55-27.2%
60OLMA on Yahoo Finance (opens in a new tab)Olema Pharmaceuticals IncCOM0.3%$12M986,827Unchanged$22.26$6.53-70.7%
61RGEN on Yahoo Finance (opens in a new tab)Repligen CorpCOM0.2%$11M77,400New$122.86$173.41+41.2%
62RKT on Yahoo Finance (opens in a new tab)Rocket Cos IncCOM CL A0.2%$10M652,220New$14.42$10.73-25.6%
63BIDU on Yahoo Finance (opens in a new tab)Baidu IncSPON ADR REP A0.2%$10M88,200New$123.84$80.86-34.7%
64ARM on Yahoo Finance (opens in a new tab)Arm Holdings PlcSPONSORED ADS0.2%$10M28,090Trimmed -73.7%$121.36$232.18+91.3%
65CVNA on Yahoo Finance (opens in a new tab)Carvana CoCL A0.2%$10M151,000New$70.73$59.04-16.5%
66RDDT on Yahoo Finance (opens in a new tab)Reddit IncCL A0.2%$10M56,550New$160.15$154.66-3.4%
67AA on Yahoo Finance (opens in a new tab)Alcoa CorpCOM0.2%$10M185,640Trimmed -87.6%$42.27$41.59-1.6%
68TMO on Yahoo Finance (opens in a new tab)Thermo Fisher Scientific IncCOM0.2%$10M19,200New$479.29$686.14+43.2%
69DHR on Yahoo Finance (opens in a new tab)Danaher Corp DelCOM0.2%$10M50,300New$180.89$229.01+26.6%
70FFIV on Yahoo Finance (opens in a new tab)F5 IncCOM0.2%$9M22,000New$355.37$441.97+24.4%
71VIST on Yahoo Finance (opens in a new tab)Vista Energy S.A.B. De C.V.SPONSORED ADS0.2%$9M134,700Unchanged$58.33$71.74+23.0%
72SKE on Yahoo Finance (opens in a new tab)Skeena Res Ltd NewCOM0.2%$8M300,200New$30.04$31.18+3.8%
73JBS on Yahoo Finance (opens in a new tab)Jbs N.V.CL A SHS0.2%$8M655,900Unchanged$14.41$13.10-9.1%
74GLUE on Yahoo Finance (opens in a new tab)Monte Rosa Therapeutics IncCOM0.2%$7M297,600New$18.89$9.89-47.7%
75RLAY on Yahoo Finance (opens in a new tab)Relay Therapeutics IncCOM0.1%$7M349,000New$14.52$16.56+14.0%
76DBVT on Yahoo Finance (opens in a new tab)Dbv Technologies S A SponsoredADS0.1%$6M383,363Unchanged$20.89$8.84-57.7%
77CCC on Yahoo Finance (opens in a new tab)Ccc Intelligent Solutions HlCOM0.1%$6M1,170,900New$4.95$7.62+54.0%
78UWMC on Yahoo Finance (opens in a new tab)Uwm Holdings CorporationCOM CL A0.1%$6M2,583,000New$2.98$1.07-64.3%
79NVTS on Yahoo Finance (opens in a new tab)Navitas Semiconductor CorpCOM0.1%$6M311,100New$19.08$8.49-55.5%
80SOLS on Yahoo Finance (opens in a new tab)Solstice Advanced Matls IncCOM SHS0.1%$6M62,525Unchanged$68.36$59.76-12.6%
81FTAI on Yahoo Finance (opens in a new tab)Ftai Aviation LtdSHS0.1%$5M20,200New$250.77$166.76-33.5%
82BEAM on Yahoo Finance (opens in a new tab)Beam Therapeutics IncCOM0.1%$5M153,600New$30.19$23.26-22.9%
83AUR on Yahoo Finance (opens in a new tab)Aurora Innovation IncCLASS A COM0.1%$4M633,700New$6.12$5.03-17.8%
84IREN on Yahoo Finance (opens in a new tab)Iren LimitedORDINARY SHARES0.1%$4M87,100New$51.99$27.31-47.5%
85GGAL on Yahoo Finance (opens in a new tab)Grupo Financiero Galicia S.ASPONSORED ADR0.1%$3M59,500New$46.55$35.74-23.2%
86WVE on Yahoo Finance (opens in a new tab)Wave Life Sciences LtdSHS0.0%$1M173,000Unchanged$10.16$3.11-69.4%

Sold out since Q1 2026

Estimated, from reported holdings

Quarter by quarter

Q4 2023: est. holdings +11.6%Q4 2023: S&P 500 (SPY) +11.6%Q4 ’23Q1 2024: est. holdings +24.7%Q1 2024: S&P 500 (SPY) +10.4%Q1 ’24Q2 2024: est. holdings +10.2%Q2 2024: S&P 500 (SPY) +4.4%Q2 ’24Q3 2024: est. holdings +14.5%Q3 2024: S&P 500 (SPY) +5.8%Q3 ’24Q4 2024: est. holdings +4.8%Q4 2024: S&P 500 (SPY) +2.5%Q4 ’24Q1 2025: est. holdings -8.3%Q1 2025: S&P 500 (SPY) -4.3%Q1 ’25Q2 2025: est. holdings +20.7%Q2 2025: S&P 500 (SPY) +10.8%Q2 ’25Q3 2025: est. holdings +8.9%Q3 2025: S&P 500 (SPY) +8.1%Q3 ’25Q4 2025: est. holdings +14.8%Q4 2025: S&P 500 (SPY) +2.7%Q4 ’25Q1 2026: est. holdings -3.6%Q1 2026: S&P 500 (SPY) -4.4%Q1 ’26Q2 2026: est. holdings +25.1%Q2 2026: S&P 500 (SPY) +15.1%Q2 ’26Q3 2026: est. holdings +7.8%Q3 2026: S&P 500 (SPY) +2.4%Q3 ’26
Estimated holdings return S&P 500 (SPY), by quarter

High-conviction buys (new positions at 3% or more of the portfolio) since Q3 2023: 5. Of 5 with six months of history, 60.0% beat the S&P 500 from the filing date.

Source: SEC Form 13F-HR 0001536411-26-000006, compared with the Q1 2026 report. This filer reported values in thousands of dollars; we multiplied by 1,000 after a price check. 9 option rows are excluded from weights. Tickers map from CUSIP via OpenFIGI. Estimated returns weight each position’s next-quarter total return (Yahoo Finance adjusted closes) by its quarter-end value and assume no trades. Estimated cost averages daily adjusted closes in each quarter the share count rose, from Q3 2023 onward (* = held at the start of our data). Price is the latest close.

Important information

Form 13F data is delayed. Managers have up to 45 days after each calendar quarter to file, so holdings shown may have changed materially since the report date. 13F reports cover long positions in US-listed equities and certain other securities only; they exclude short positions, most non-US holdings, cash, bonds and private investments, and managers may request confidential treatment for some positions. Options rows are listed in filings but are not counted in the holdings and weights shown here.

Estimated holdings returns, estimated cost and high-conviction results are hypothetical calculations from quarter-end holdings and public prices, assuming no trades between reports. They are not the actual returns or costs of any fund or manager and do not reflect fees, trading, leverage, shorts or cash. Biographies are drawn from cited public sources. This page is for information only and is not individualized investment advice or a recommendation to buy or sell any security. Gulfstream Capital and its clients may hold positions in securities shown.