Parallax Volatility Advisers, L.P.
Position in GH — Guardant Health, Inc.
CIK 1521001
San Francisco, CA
Position in GH
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$0
+$0 QoQ
Shares Held
0
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
15 quarters on record
Common Shares in GH Over Time
Shares Held
Position Value (USD)
Derivatives in GH
reported options exposure · as of Jun 30, 2026CallValue
$0
CallShares
0
PutValue
$28,505,700
PutShares
190,000
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
All Filings in GH
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22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $28,505,700 | 190,000 | Put | Sole | 2026-08-14 | |
| 2026-03-31 | $17,088,450 | 185,000 | Put | Sole | 2026-05-15 | |
| 2025-12-31 | $17,363,800 | 170,000 | Put | Sole | 2026-02-17 | |
| 2025-09-30 | $87,472,000 | 1,400,000 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $64,529,600 | 1,240,000 | Put | Sole | 2025-08-14 | |
| 2025-03-31 | $52,611,000 | 1,235,000 | Put | Sole | 2025-05-15 | |
| 2024-12-31 | $1,222 | 40 | Shares | Sole | 2025-02-14 | |
| 2024-12-31 | $35,835,150 | 1,173,000 | Put | Sole | 2025-02-14 | |
| 2024-09-30 | $26,665,456 | 1,162,400 | Put | Sole | 2024-11-14 | |
| 2024-06-30 | $173,280 | 6,000 | Call | Sole | 2024-08-14 | |
| 2024-06-30 | $23,323,488 | 807,600 | Put | Sole | 2024-08-14 | |
| 2024-03-31 | $10,504,796 | 509,200 | Put | Sole | 2024-05-15 | |
| 2024-03-31 | $121,717 | 5,900 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $359,765 | 13,300 | Call | Sole | 2024-02-14 | |
| 2022-09-30 | $3,638,908 | 67,600 | Call | Sole | 2022-11-21 | |
| 2022-09-30 | $2,757,495 | 51,226 | Shares | Sole | 2022-11-21 | |
| 2022-09-30 | $15,874,467 | 294,900 | Put | Sole | 2022-11-21 | |
| 2021-06-30 | $3,104,750 | 25,000 | Call | Sole | 2021-08-16 | |
| 2021-06-30 | $12,419 | 100 | Put | Sole | 2021-08-16 | |
| 2020-09-30 | $1,274,292 | 11,400 | Call | Sole | 2020-11-13 | |
| 2020-03-31 | $54,705 | 786 | Shares | Sole | 2020-05-15 | |
| 2020-03-31 | $8,004,000 | 115,000 | Call | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||