Parallax Volatility Advisers, L.P.
Position in TSM — Taiwan Semiconductor Manufacturing Co Ltd
CIK 1521001
San Francisco, CA
Position in TSM
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$18,209,421
-$5,205,911 QoQ
Shares Held
53,882
-30.1% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
1.26%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in TSM Over Time
Shares Held
Position Value (USD)
Derivatives in TSM
reported options exposure · as of Mar 31, 2026CallValue
$32,274,225
CallShares
95,500
PutValue
$116,998,290
PutShares
346,200
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 Mar 31, 2026Parallax Volatility Advisers, L.P. holds $94,445,065 across 16 Semiconductors names. TSM ranks #2 (19.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MU |
Micron Technology Inc
|
70,949 | $23,969,410 | |
| 2 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
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|
53,882 | $18,209,421 | |
| 3 | MRVL |
Marvell Technology, Inc.
|
104,246 | $10,325,566 | |
| 4 | INTC |
Intel Corp
|
222,847 | $9,834,238 | |
| 5 | NVDA |
Nvidia Corp
|
52,174 | $9,099,145 | |
| 6 | CRDO |
Credo Technology Group Holding Ltd
|
73,390 | $6,889,119 | |
| 7 | TXN |
Texas Instruments Inc
|
21,577 | $4,188,958 | |
| 8 | QCOM |
Qualcomm Inc/De
|
23,772 | $3,061,358 |
All Filings in TSM
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $18,209,421 | 53,882 | Shares | Sole | 2026-05-15 | |
| 2026-03-31 | $116,998,290 | 346,200 | Put | Sole | 2026-05-15 | |
| 2026-03-31 | $32,274,225 | 95,500 | Call | Sole | 2026-05-15 | |
| 2025-12-31 | $32,668,175 | 107,500 | Call | Sole | 2026-02-17 | |
| 2025-12-31 | $23,415,332 | 77,052 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $303,282,220 | 998,000 | Put | Sole | 2026-02-17 | |
| 2025-09-30 | $29,995,746 | 107,400 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $33,838,217 | 121,158 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $391,313,219 | 1,401,100 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $105,816,128 | 467,200 | Call | Sole | 2025-08-14 | |
| 2025-06-30 | $363,946,781 | 1,606,900 | Put | Sole | 2025-08-14 | |
| 2025-03-31 | $147,607,200 | 889,200 | Call | Sole | 2025-05-15 | |
| 2025-03-31 | $476,370,200 | 2,869,700 | Put | Sole | 2025-05-15 | |
| 2025-03-31 | $135,206,170 | 814,495 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $434,004,024 | 2,197,600 | Put | Sole | 2025-02-14 | |
| 2024-12-31 | $142,311,294 | 720,600 | Call | Sole | 2025-02-14 | |
| 2024-12-31 | $39,965,458 | 202,367 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $58,191,259 | 335,068 | Shares | Sole | 2024-11-14 | |
| 2024-09-30 | $433,949,229 | 2,498,700 | Put | Sole | 2024-11-14 | |
| 2024-09-30 | $70,753,158 | 407,400 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $383,164,145 | 2,204,500 | Put | Sole | 2024-08-14 | |
| 2024-06-30 | $16,048,572 | 92,334 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $127,837,255 | 735,500 | Call | Sole | 2024-08-14 | |
| 2024-03-31 | $24,021,532 | 176,564 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $112,499,745 | 826,900 | Put | Sole | 2024-05-15 | |
| 2024-03-31 | $116,703,690 | 857,800 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $127,691,200 | 1,227,800 | Call | Sole | 2024-02-14 | |
| 2023-12-31 | $8,305,024 | 79,856 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $125,808,800 | 1,209,700 | Put | Sole | 2024-02-14 | |
| 2023-09-30 | $99,248,490 | 1,142,100 | Call | Sole | 2023-11-14 | |
| 2023-09-30 | $32,279,439 | 371,455 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $73,500,020 | 845,800 | Put | Sole | 2023-11-14 | |
| 2023-06-30 | $7,503,402 | 74,350 | Shares | Sole | 2023-08-14 | |
| 2023-06-30 | $166,265,700 | 1,647,500 | Call | Sole | 2023-08-14 | |
| 2023-06-30 | $107,116,488 | 1,061,400 | Put | Sole | 2023-08-14 | |
| 2023-03-31 | $74,174,148 | 797,400 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $56,370,120 | 606,000 | Call | Sole | 2023-05-15 | |
| 2022-12-31 | $48,187,581 | 646,900 | Call | Sole | 2023-02-27 | |
| 2022-12-31 | $104,904,267 | 1,408,300 | Put | Sole | 2023-02-27 | |
| 2022-12-31 | $3,623,268 | 48,641 | Shares | Sole | 2023-02-27 | |
| 2022-09-30 | $69,334,659 | 1,011,299 | Shares | Sole | 2022-11-21 | |
| 2022-09-30 | $68,587,424 | 1,000,400 | Call | Sole | 2022-11-21 | |
| 2022-09-30 | $119,232,696 | 1,739,100 | Put | Sole | 2022-11-21 | |
| 2022-06-30 | $90,309,225 | 1,104,700 | Put | Sole | 2022-08-17 | |
| 2022-06-30 | $106,618,350 | 1,304,200 | Call | Sole | 2022-08-17 | |
| 2022-06-30 | $14,961,394 | 183,014 | Shares | Sole | 2022-08-17 | |
| 2022-03-31 | $6,580,057 | 63,112 | Shares | Sole | 2022-05-16 | |
| 2022-03-31 | $153,668,814 | 1,473,900 | Call | Sole | 2022-05-16 | |
| 2022-03-31 | $143,180,258 | 1,373,300 | Put | Sole | 2022-05-16 | |
| 2021-12-31 | $155,139,745 | 1,289,500 | Put | Sole | 2022-02-14 | |
| No filing history on record for this holder in this stock. | ||||||