Castle Hook Partners
Castle Hook Partners reported 66 stocks worth $9.3B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are NTRA (7.5%), WDC (6.2%) and LLY (6.0%). Compared with Q1 2026, the fund opened new positions in LLY, CRDO and INTC, added to NTRA, WDC and DHR, trimmed SNDK, STX and TTMI and sold out of RTX, LHX and CCJ.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  NTRA Natera Inc | $705M | 7.5% | 2.6M | +66K (+3%) | 8 of 8 | |
| 2 |  WDC Western Digital Corp | $577M | 6.2% | 903K | +24K (+3%) | 5 of 8 | |
| 3 |  LLY Eli Lilly & Co | $558M | 6.0% | 465K | New position | 6 of 8 | |
| 4 |  SNDK Sandisk Corp | $540M | 5.8% | 238K | −39K (−14%) | 4 of 8 | |
| 5 |  STX Seagate Technology Hldngs PL | $527M | 5.7% | 546K | −15K (−3%) | 5 of 8 | |
| 6 |  DHR Danaher Corp | $405M | 4.3% | 2.1M | +1.2M (+142%) | 4 of 8 | |
| 7 |  TTMI Ttm Technologies Inc | $333M | 3.6% | 1.8M | −333K (−16%) | 3 of 8 | |
| 8 |  AMZN Amazon Com Inc | $306M | 3.3% | 1.3M | +1.3M (+13030%) | 5 of 8 | |
| 9 |  DKS Dicks Sporting Goods Inc | $300M | 3.2% | 1.3M | +814K (+160%) | 5 of 8 | |
| 10 |  VIK Viking Holdings Ltd | $295M | 3.2% | 2.8M | +2.2M (+344%) | 2 of 8 |
Positions at Jun 30, 2026, as reported. Change is against the fund's Q1 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q1 2026, gone in Q2 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
 RTX Rtx Corp | $248M | 1.3M |
 LHX L3HARRIS Technologies in | $233M | 674K |
 CCJ Cameco Corp F | $151M | 1.4M |
 XOM Exxon Mobil Corp | $148M | 870K |
 LYV Live Nation Entmt Inc | $122M | 798K |
🔒 Free account: see all 13.
Options
valued at the underlying shares
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q2 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Aug 14, 2026 | 13F-HR | Q2 2026 | SEC filing ↗ |
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All hedge fund holdings →Castle Hook Partners 13F FAQ
What does Castle Hook Partners own?
Castle Hook Partners reported 66 stocks worth $9.3B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are NTRA (7.5%), WDC (6.2%) and LLY (6.0%). The table above lists every position in the filing (the top 10 without an account).
What did Castle Hook Partners buy and sell in Q2 2026?
Compared with Q1 2026: 35 new positions, 16 added to, 13 trimmed and 13 sold out. New positions include LLY, CRDO and INTC. It sold all of RTX, LHX and CCJ.
When will Castle Hook Partners file its next 13F?
Holdings as of Sep 30, 2026 are due by Nov 16, 2026. The filing appears on this page within minutes of reaching the SEC.
How much is Castle Hook Partners's portfolio worth?
The Q2 2026 filing reports $9.3B in US stocks ($21.8B including options). That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.