Flock

SEC 13F filing

Duquesne Family Office 13F portfolio — Q2 2026

Duquesne Family Office reported $5.21B across its 90 reported positions in its SEC Form 13F-HR for the quarter ended 2026-06-30, with Natera Inc the largest at $864.9M (16.6% of reported value). 13F positions are as of quarter-end and filed up to 45 days later — they are not current positions.

QuarterlyFlock's coverage of this filer runs through the quarter ended 2026-06-30 · view filing on SEC EDGAR · CIK 0001536411

Definition

A 13F filing is a quarterly SEC disclosure required of institutional investment managers with at least $100M in US-listed equity assets. It lists the manager's long US equity positions as of quarter-end and must be filed within 45 days of that date. Source: SEC EDGAR Form 13F-HR.

Duquesne Family Office holdings — Q2 2026

#HoldingTickerSharesValue% of reportedΔ shares vs Q1 2026
1Natera IncNTRA3,186,306$864.9M16.6%+122,700
2INSMED INCINSM2,774,690$295.8M5.68%+1,620,600
3Taiwan Semiconductor Manufacturing Company LtdTSM589,680$281.6M5.4%+94,400
4ISHARES INC—7,664,170$264.4M5.07%0
5AMAZON COM INCAMZN1,000,900$238.6M4.58%+755,100
6STMICROELECTRONICS N VSTM3,102,880$232.4M4.46%+490,000
7INVESCO EXCHANGE TRADED FD T—895,400$190.5M3.66%+74,400
8YPF SOCIEDAD ANONIMAYPF3,138,897$142.7M2.74%−97,065
9CDW CORPCDW993,950$139.8M2.68%new
10Bbb Foods IncTBBB2,901,733$120.9M2.32%−207,469
11ALPHABET INCGOOGL336,300$120.2M2.31%new
12SEAGATE TECHNOLOGY HLDNGS PLSTX122,000$117.7M2.26%+71,300
13FOX CORP (CUSIP 35137L105)FOXA2,204,600$115.0M2.21%new
14UNITED AIRLS HLDGS INCUAL794,795$108.1M2.07%+532,300
15Sea LtdSE1,099,905$105.4M2.02%0
16NEWAMSTERDAM PHARMA COMPANYNAMS3,070,146$104.0M2%0
17ISHARES TR—330,000$99.1M1.9%+251,000
18SANDISK CORPSNDK34,900$79.4M1.52%−3,255
19REVOLUTION MEDICINES INCRVMD399,587$74.8M1.44%+83,727
20State Street SPDR S&P 500 ETF TrustSPY90,000$67.2M1.29%0
21BITDEER TECHNOLOGIES GROUPBTDR4,074,993$64.7M1.24%new
22CRH PLCCRH553,555$59.2M1.14%+176,000
23DELTA AIR LINES INCDAL603,000$56.5M1.08%new
24Tesla IncTSLA126,000$53.0M1.02%new
25FLUOR CORPFLR982,200$51.5M0.99%new
26D R HORTON INCDHI299,000$48.7M0.93%new
27COUPANG INCCPNG2,667,485$46.3M0.89%0
28Advanced Micro Devices IncAMD72,900$42.3M0.81%new
29Palo Alto Networks IncPANW116,650$39.8M0.76%new
30CLEVELAND-CLIFFS INC NEWCLF4,216,184$39.6M0.76%+1,902,729
31HUT 8 CORPHUT314,150$36.3M0.7%new
32CARIS LIFE SCIENCES INCCAI1,894,450$33.8M0.65%0
33Global X Fds—328,800$30.0M0.58%−58,600
34FOX CORP (CUSIP 35137L204)FOX632,600$29.6M0.57%new
35WOODWARD INCWWD67,194$28.6M0.55%−144,161
36META PLATFORMS INCMETA50,000$28.2M0.54%new
37NUVATION BIO INCNUVB4,539,800$25.8M0.49%0
38PROTAGONIST THERAPEUTICS INCPTGX208,900$25.6M0.49%+49,200
39Roku IncROKU184,055$25.4M0.49%−566,135
40CAVCO INDS INC DELCVCO39,500$24.3M0.47%new
41ADMA BIOLOGICS INCADMA2,784,110$23.3M0.45%+1,238,500
42HYPERLIQUID STRATEGIES INCPURR2,941,500$23.1M0.44%new
43RAMBUS INC DELRMBS173,000$23.0M0.44%new
44RHYTHM PHARMACEUTICALS INCRYTM203,618$22.6M0.43%new
45CHAMPION HOMES INCSKY254,400$22.4M0.43%new
46DAKTRONICS INCDAKT1,123,109$22.0M0.42%+560,472
47PURECYCLE TECHNOLOGIES INCPCT2,681,415$21.7M0.42%+1,718,226
48SOUTHERN COPPER CORPSCCO123,060$21.4M0.41%+1,217
49LINDE PLCLIN41,200$21.4M0.41%0
50ENTEGRIS INCENTG118,300$21.3M0.41%new

Showing the top 50 of 90 stored positions by value.

Disclosures shown are public regulatory filings. Data may be delayed or incomplete. Smart-money entities may no longer hold positions shown. Not investment advice.

Changes vs Q1 2026

Share-count changes between the Q1 2026 and Q2 2026 filings, matched position by position. Value deltas include the quarter's price move, so rankings key on share changes first.

New positions

  • CDW CORP+993,950 sh · +$139.8M
  • ALPHABET INC+336,300 sh · +$120.2M
  • FOX CORP (CUSIP 35137L105)+2,204,600 sh · +$115.0M
  • BITDEER TECHNOLOGIES GROUP+4,074,993 sh · +$64.7M
  • DELTA AIR LINES INC+603,000 sh · +$56.5M
  • Tesla Inc+126,000 sh · +$53.0M
  • FLUOR CORP+982,200 sh · +$51.5M
  • D R HORTON INC+299,000 sh · +$48.7M
  • Advanced Micro Devices Inc+72,900 sh · +$42.3M
  • Palo Alto Networks Inc+116,650 sh · +$39.8M

and 35 more

Exited positions

  • Broadcom Inc−195,955 sh · $60.6M
  • OPTION CARE HEALTH INC−1,868,550 sh · $50.3M
  • FIGURE TECHNOLOGY SOLUTIO−1,150,415 sh · $39.1M
  • RESTAURANT BRANDS INTL INC−454,435 sh · $33.6M
  • LATTICE SEMICONDUCTOR CORP−323,135 sh · $30.0M
  • HUMANA INC−137,505 sh · $23.8M
  • TWILIO INC−181,760 sh · $22.9M
  • Jabil Inc−82,200 sh · $21.8M
  • ISHARES S&P GSCI COMMODITY-−643,000 sh · $20.7M
  • BLOOM ENERGY CORP−136,320 sh · $18.5M

and 13 more

Largest increases

  • Natera Inc+122,700 sh · +$252.2M
  • AMAZON COM INC+755,100 sh · +$187.4M
  • STMICROELECTRONICS N V+490,000 sh · +$142.1M
  • Taiwan Semiconductor Manufacturing Company Ltd+94,400 sh · +$114.2M
  • INSMED INC+1,620,600 sh · +$107.1M
  • SEAGATE TECHNOLOGY HLDNGS PL+71,300 sh · +$97.9M
  • UNITED AIRLS HLDGS INC+532,300 sh · +$83.9M
  • ISHARES TR+251,000 sh · +$79.6M
  • REVOLUTION MEDICINES INC+83,727 sh · +$44.1M
  • INVESCO EXCHANGE TRADED FD T+74,400 sh · +$32.9M

Largest decreases

  • ALCOA CORP−1,307,750 sh · −$89.4M
  • Teva Pharmaceutical Industries−1,752,286 sh · −$50.4M
  • WOODWARD INC−144,161 sh · −$47.1M
  • Roku Inc−566,135 sh · −$45.6M
  • WABTEC−38,300 sh · −$8.5M
  • YPF SOCIEDAD ANONIMA−97,065 sh · −$6.8M
  • ARM HOLDINGS PLC−78,610 sh · −$6.2M
  • Global X Fds−58,600 sh · −$6.1M
  • Bbb Foods Inc−207,469 sh · +$10.9M
  • SANDISK CORP−3,255 sh · +$55.1M

Disclosures shown are public regulatory filings. Data may be delayed or incomplete. Smart-money entities may no longer hold positions shown. Not investment advice.

Duquesne Family Office 13F filing history

QuarterQuarter endPositions storedReported value
Q2 20262026-06-3090$5.21B
Q1 20262026-03-3168$3.38B
Q4 20252025-12-3160$4.49B
Q3 20252025-09-3064$4.06B
Q2 20252025-06-3067$4.07B

Related on Flock

Frequently asked questions

What is Duquesne Family Office's largest 13F holding?

Natera Inc was Duquesne Family Office's largest reported position for the quarter ended 2026-06-30, valued at $864.9M — 16.6% of the $5.21B in reported holdings. Figures come from the fund's SEC Form 13F-HR. Not investment advice.

How many positions did Duquesne Family Office report for Q2 2026?

Duquesne Family Office reported 90 US-listed positions worth $5.21B in its 13F filing for the quarter ended 2026-06-30.

Which quarter does Duquesne Family Office's 13F data here cover?

Flock's coverage of Duquesne Family Office runs through the quarter ended 2026-06-30. SEC rules give institutional managers up to 45 days after quarter-end to file Form 13F-HR, so the disclosure became public after that date. Positions are as of the quarter-end, not current positions.

What did Duquesne Family Office add in Q2 2026?

Versus its prior stored quarter (Q1 2026), Duquesne Family Office's Q2 2026 13F shows share-count increases or newly reported positions including Natera Inc, AMAZON COM INC, STMICROELECTRONICS N V. The quarter-over-quarter tables on this page list the largest changes with share and value deltas. Not investment advice.

What is a 13F filing?

Form 13F-HR is a quarterly SEC disclosure required of institutional investment managers with at least $100M in US-listed equity assets. It lists the manager's long US equity positions as of quarter-end and must be filed within 45 days of that date. It excludes shorts, most bonds, and non-US listings.

How current is this data?

13F positions are as of quarter-end and filed up to 45 days later, so they are never current positions. Flock's coverage of Duquesne Family Office runs through the quarter ended 2026-06-30. Flock re-checks SEC EDGAR daily and re-stamps this page when a new quarterly filing lands.

The Smart Money Digest

A free weekly email of notable disclosure activity — every line with its filing date and source link. No advice, just filings. Unsubscribe anytime.