borrow_fee_daily_cost
Answered against 22 years of US equities and 12 years of US options data and published with the query that produced it. This result is stored as of 2026-09-11, from how-long-can-you-hold-a-short-position.
| annual_fee_rate | cost_1d_usd | cost_30d_usd |
|---|---|---|
| 0.5% | 0.14 | 4.17 |
| 3% | 0.83 | 25 |
| 10% | 2.78 | 83.33 |
| 25% | 6.94 | 208.33 |
| 50% | 13.89 | 416.67 |
| 100% | 27.78 | 833.33 |
| 200% | 55.56 | 1666.67 |
- Rows × columns
- 7 × 3
- Computed
- Completeness
- No missing values
- Source
- US exchange, SIP and OPRA market data
- Licence
- Strasmore terms · free, no signup
What each column holds
| Column | Type | Range | Notes |
|---|---|---|---|
annual_fee_rate |
text | 7 distinct values (0.5%, 10%, 100%…) | |
cost_1d_usd |
number | 0.14 to 55.56 | US dollars |
cost_30d_usd |
number | 4.17 to 1,666.67 | US dollars |
Computed from Strasmore's warehouse of US exchange, SIP and OPRA market data. Equity prices are delayed; options greeks and implied volatility are end-of-day. This result is stored, not recomputed on load — it is exactly the numbers that were returned on , and the query below is what returned them.
the exact SQL behind every number
SELECT
concat(toString(rate_pct), '%') AS annual_fee_rate,
round(10000 * rate_pct / 100 / 360, 2) AS cost_1d_usd,
round(10000 * rate_pct / 100 / 360 * 30, 2) AS cost_30d_usd
FROM (SELECT arrayJoin([0.5, 3, 10, 25, 50, 100, 200]) AS rate_pct)
ORDER BY rate_pct
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