Parallax Volatility Advisers, L.P.
Position in STM — STMicroelectronics N.V.
CIK 1521001
San Francisco, CA
Position in STM
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
22 quarters on record
Common Shares in STM Over Time
Shares Held
Position Value (USD)
Derivatives in STM
reported options exposure · as of Jun 30, 2026CallValue
$8,612,350
CallShares
115,000
PutValue
$696,477
PutShares
9,300
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.
Position in Semiconductors
Technology · as of Jun 30, 2026Parallax Volatility Advisers, L.P. holds $366,438,387 across 12 Semiconductors names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
1,157,378 | $231,579,764 | |
| 2 | INTC |
Intel Corp
|
459,534 | $64,164,732 | |
| 3 | MU |
Micron Technology Inc
|
38,116 | $43,996,917 | |
| 4 | TXN |
Texas Instruments Inc
|
50,809 | $15,144,638 | |
| 5 | SMTC |
Semtech Corp
|
24,894 | $4,029,093 | |
| 6 | ADI |
Analog Devices Inc
|
8,523 | $3,385,079 | |
| 7 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
|
2,046 | $977,108 | |
| 8 | HIMX |
Himax Technologies, Inc.
|
52,231 | $801,223 |
All Filings in STM
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $8,612,350 | 115,000 | Call | Sole | 2026-08-14 | |
| 2026-06-30 | $696,477 | 9,300 | Put | Sole | 2026-08-14 | |
| 2026-03-31 | $6,533,405 | 189,100 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $2,073,000 | 60,000 | Put | Sole | 2026-05-15 | |
| 2025-03-31 | $4,011,740 | 182,684 | Shares | Sole | 2025-05-15 | |
| 2025-03-31 | $5,114,484 | 232,900 | Put | Sole | 2025-05-15 | |
| 2024-12-31 | $7,635,826 | 305,800 | Put | Sole | 2025-02-14 | |
| 2024-12-31 | $749,100 | 30,000 | Call | Sole | 2025-02-14 | |
| 2024-12-31 | $5,123,094 | 205,170 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $891,900 | 30,000 | Call | Sole | 2024-11-14 | |
| 2024-09-30 | $7,590,069 | 255,300 | Put | Sole | 2024-11-14 | |
| 2024-09-30 | $1,930,695 | 64,941 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $106,056 | 2,700 | Call | Sole | 2024-08-14 | |
| 2024-06-30 | $932,703 | 23,745 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $2,557,128 | 65,100 | Put | Sole | 2024-08-14 | |
| 2023-12-31 | $2,651,877 | 52,900 | Call | Sole | 2024-02-14 | |
| 2023-09-30 | $3,513,224 | 81,400 | Call | Sole | 2023-11-14 | |
| 2023-06-30 | $2,559,488 | 51,200 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $154,969 | 3,100 | Put | Sole | 2023-08-14 | |
| 2023-03-31 | $1,144,686 | 21,400 | Call | Sole | 2023-05-15 | |
| 2023-03-31 | $545,598 | 10,200 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $2,757,890 | 51,559 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $441,068 | 12,400 | Put | Sole | 2023-02-27 | |
| 2022-12-31 | $821,667 | 23,100 | Call | Sole | 2023-02-27 | |
| 2022-09-30 | $5,259,800 | 170,000 | Call | Sole | 2022-11-21 | |
| 2022-09-30 | $355,810 | 11,500 | Put | Sole | 2022-11-21 | |
| 2022-06-30 | $151,056 | 4,800 | Call | Sole | 2022-08-17 | |
| 2022-06-30 | $56,646 | 1,800 | Put | Sole | 2022-08-17 | |
| 2022-03-31 | $631,012 | 14,600 | Call | Sole | 2022-05-16 | |
| 2022-03-31 | $596,436 | 13,800 | Put | Sole | 2022-05-16 | |
| 2021-12-31 | $1,214,619 | 24,849 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $780,977 | 17,900 | Put | Sole | 2021-11-15 | |
| 2021-09-30 | $187,609 | 4,300 | Call | Sole | 2021-11-15 | |
| 2021-09-30 | $1,383,681 | 31,714 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $81,054 | 2,228 | Shares | Sole | 2021-08-16 | |
| 2021-06-30 | $454,750 | 12,500 | Put | Sole | 2021-08-16 | |
| 2021-06-30 | $6,286,464 | 172,800 | Call | Sole | 2021-08-16 | |
| 2021-03-31 | $40,744,790 | 1,063,000 | Call | Sole | 2021-05-14 | |
| 2021-03-31 | $1,216,172 | 31,729 | Shares | Sole | 2021-05-14 | |
| 2021-03-31 | $1,483,371 | 38,700 | Put | Sole | 2021-05-14 | |
| 2020-12-31 | $4,005,248 | 107,900 | Put | Sole | 2021-02-16 | |
| 2020-12-31 | $1,327,596 | 35,765 | Shares | Sole | 2021-02-16 | |
| 2020-12-31 | $75,509,504 | 2,034,200 | Call | Sole | 2021-02-16 | |
| 2020-09-30 | $41,235,084 | 1,343,600 | Call | Sole | 2020-11-13 | |
| 2020-09-30 | $1,463,913 | 47,700 | Put | Sole | 2020-11-13 | |
| 2020-09-30 | $6,868,145 | 223,791 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $43,856 | 1,600 | Put | Sole | 2020-08-14 | |
| 2020-06-30 | $2,886,273 | 105,300 | Call | Sole | 2020-08-14 | |
| 2020-03-31 | $2,008,780 | 94,000 | Call | Sole | 2020-05-15 | |
| 2020-03-31 | $2,307 | 108 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||