Parallax Volatility Advisers, L.P.
CIK
1521001
Location
San Francisco, CA
Portfolio Value
Small
$231,316,803
Diversification
Diversified
Filing Date
Global Rank
#208
/ 8,545
▼ 45
Top Industry
Semiconductors
13.0%
3Y Alpha vs SPY
+8.7%
Period ended 2 months ago
Filed May 15, 2026 · 17d
33 quarters · since Sep 2013
Portfolio Concentration
571 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025Top Position
26.7%
+1.7 pts
Top 5
47.9%
+3.8 pts
Top 10
54.7%
+1.6 pts
HHI
959
Diversified
+177
Portfolio Trend
Sector Breakdown
As of Mar 31, 2026| Sector | % Portfolio | Value |
|---|---|---|
| Unclassified | 45.6% | $13,653,428,631 |
| Technology | 17.1% | $5,119,289,464 |
| Financial Services | 8.2% | $2,464,238,613 |
| Consumer Cyclical | 7.4% | $2,202,441,015 |
| Communication Services | 5.9% | $1,773,274,642 |
| Energy | 5.9% | $1,764,370,402 |
| Industrials | 3.6% | $1,063,783,995 |
| Consumer Defensive | 1.9% | $576,403,226 |
| Basic Materials | 1.7% | $522,287,570 |
| Healthcare | 1.2% | $363,398,731 |
| Utilities | 0.8% | $231,316,803 |
| Real Estate | 0.6% | $181,546,383 |
Last Quarter's Activity
Export CSVAdded To
Positions the filer increased
25 positions
| Ticker | Company | Δ Shares | Shares | Value | Open |
|---|---|---|---|---|---|
| IBIT | iShares Bitcoin Trust ETF | +4,417,443 | 9,338,200 | $358,773,644 | |
| BTDR | Bitdeer Technologies Group | +2,566,395 | 4,497,112 | $38,900,018 | |
| RIG | Transocean Ltd. | +1,555,400 | 3,034,400 | $20,118,072 | |
| PINS | Pinterest, Inc. | +1,536,400 | 1,583,600 | $29,043,224 | |
| HAL | Halliburton Co | +1,496,639 | 2,435,403 | $94,956,362 | |
| OWL | Blue Owl Capital Inc. | +1,443,323 | 2,096,623 | $19,142,167 | |
| AGNC | AGNC Investment Corp. | +1,173,906 | 1,326,878 | $13,308,586 | |
| CZR | Caesars Entertainment, Inc. | +1,123,045 | 1,291,048 | $34,122,398 | |
| EQT | EQT Corp | +1,107,490 | 1,528,339 | $97,263,493 | |
| CORZ | Core Scientific, Inc./tx | +974,886 | 3,195,389 | $47,803,019 | |
| CVX | Chevron Corp | +954,153 | 1,531,575 | $316,882,867 | |
| BULL | Webull Corp | +843,658 | 920,000 | $4,416,000 | |
| EQX | Equinox Gold Corp. | +797,300 | 1,400,000 | $20,244,000 | |
| F | Ford Motor Co | +752,690 | 1,744,300 | $20,129,222 | |
| COP | Conocophillips | +750,558 | 991,055 | $130,819,260 | |
| NKE | NIKE, Inc. | +734,436 | 1,241,261 | $65,563,406 | |
| CTRA | Coterra Energy Inc. | +732,178 | 818,978 | $28,778,886 | |
| TTD | Trade Desk, Inc. | +730,506 | 848,506 | $19,252,601 | |
| EXE | EXPAND ENERGY Corp | +700,742 | 881,237 | $96,742,197 | |
| B | Barrick Mining Corp | +666,107 | 1,436,004 | $58,574,603 | |
| RRC | Range Resources Corp | +608,200 | 808,300 | $36,518,994 | |
| MGM | MGM Resorts International | +607,614 | 660,614 | $24,449,324 | |
| QQQ | Invesco Qqq Trust, Series 1 | +553,600 | 7,438,500 | $4,293,353,430 | |
| AR | ANTERO RESOURCES Corp | +522,261 | 1,016,202 | $43,127,612 | |
| GAP | Gap Inc | +518,410 | 545,000 | $13,189,000 | |
| No positions match the current search. | |||||
Trimmed
Positions the filer reduced
25 positions
| Ticker | Company | Δ Shares | Shares | Value | Open |
|---|---|---|---|---|---|
| NIO | NIO Inc. | −5,062,400 | 4,351,400 | $26,238,942 | |
| WULF | Terawulf Inc. | −4,202,451 | 4,446,700 | $64,165,881 | |
| SPY | Spdr S&P 500 ETF Trust | −3,616,073 | 12,266,800 | $7,977,590,712 | |
| NU | Nu Holdings Ltd. | −3,186,900 | 1,731,800 | $24,885,966 | |
| RIOT | Riot Platforms, Inc. | −2,828,200 | 1,885,000 | $23,298,600 | |
| SLV | iShares Silver Trust | −2,602,929 | 4,453,900 | $303,488,746 | |
| CMG | Chipotle Mexican Grill Inc | −2,530,126 | 276,413 | $8,847,980 | |
| TSLA | Tesla, Inc. | −2,381,279 | 1,225,532 | $455,591,521 | |
| RKT | Rocket Companies, Inc. | −2,239,966 | 382,192 | $5,446,236 | |
| NVDA | Nvidia Corp | −2,186,226 | 4,679,474 | $816,100,265 | |
| CLSK | Cleanspark, Inc. | −2,133,172 | 478,900 | $4,075,439 | |
| ABR | Arbor Realty Trust Inc | −2,008,418 | 1,982,600 | $15,285,846 | |
| AAL | American Airlines Group Inc. | −1,959,208 | 12,652,806 | $135,891,136 | |
| TRIP | TripAdvisor, Inc. | −1,714,579 | 300,000 | $3,198,000 | |
| SOFI | SoFi Technologies, Inc. | −1,529,100 | 2,219,100 | $35,239,308 | |
| XRX | Xerox Holdings Corp | −1,477,472 | 835,500 | $1,077,795 | |
| GOOGL | Alphabet Inc. | −1,400,498 | 1,075,502 | $309,271,355 | |
| HOOD | Robinhood Markets, Inc. | −1,397,398 | 526,000 | $36,451,800 | |
| AVGO | Broadcom Inc. | −1,364,318 | 460,800 | $142,622,208 | |
| AXP | American Express Co | −1,287,381 | 280,902 | $84,967,236 | |
| RIVN | Rivian Automotive, Inc. / DE | −1,278,600 | 2,280,400 | $34,320,020 | |
| MP | MP Materials Corp. / DE | −1,275,700 | 175,000 | $8,445,500 | |
| XYZ | Block, Inc. | −1,268,616 | 399,284 | $24,028,911 | |
| GLD | Spdr Gold Trust | −1,261,904 | 1,555,773 | $669,433,564 | |
| PDD | PDD Holdings Inc. | −1,184,104 | 140,300 | $14,335,854 | |
| No positions match the current search. | |||||
New Positions
Positions the filer opened this quarter
25 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| LITE | Lumentum Holdings Inc. | 34,376 | $24,158,077 | |
| AAOI | Applied Optoelectronics, Inc. | 219,371 | $18,556,592 | |
| GLNG | Golar Lng Ltd | 327,392 | $17,715,181 | |
| CHRW | C. H. Robinson Worldwide, Inc. | 105,100 | $17,453,957 | |
| HWM | Howmet Aerospace Inc. | 65,274 | $15,043,046 | |
| SUI | Sun Communities Inc | 99,045 | $12,475,708 | |
| LYB | LyondellBasell Industries N.V. | 140,600 | $11,326,736 | |
| REXR | Rexford Industrial Realty, Inc. | 340,800 | $11,154,384 | |
| MCO | Moodys Corp /De/ | 24,293 | $10,597,821 | |
| STM | STMicroelectronics N.V. | 249,100 | $8,606,405 | |
| KOYN | CSLM Digital Asset Acquisition Corp III, Ltd | 828,627 | $8,319,415 | |
| MTB | M&T Bank Corp | 40,002 | $8,269,213 | |
| VMC | Vulcan Materials CO | 29,514 | $8,036,662 | |
| ETOR | eToro Group Ltd. | 254,200 | $7,633,626 | |
| SJM | J M SMUCKER Co | 79,134 | $7,631,682 | |
| PENG | Penguin Solutions, Inc. | 432,000 | $7,603,200 | |
| MESH | Meshflow Acquisition Corp | 763,403 | $7,550,055 | |
| RDAG | Republic Digital Acquisition Co | 735,477 | $7,523,929 | |
| AMPX | Amprius Technologies, Inc. | 425,777 | $7,178,600 | |
| TACO | Berto Acquisition Corp. | 631,366 | $6,471,501 | |
| OVV | Ovintiv Inc. | 100,000 | $5,936,000 | |
| GPC | Genuine Parts Co | 50,000 | $5,287,500 | |
| AEAQ | Activate Energy Acquisition Corp. | 531,719 | $5,258,700 | |
| APD | Air Products & Chemicals, Inc. | 17,740 | $5,153,292 | |
| KRC | Kilroy Realty Corp | 172,477 | $4,865,576 | |
| No positions match the current search. | ||||
Sold Out
Positions the filer fully exited
25 positions
| Ticker | Company | Shares | Value | Open |
|---|---|---|---|---|
| BURL | Burlington Stores, Inc. | 173,100 | $49,999,935 | |
| CAVA | Cava Group, Inc. | 653,342 | $38,344,641 | |
| ZS | Zscaler, Inc. | 137,301 | $30,881,740 | |
| TEVA | Teva Pharmaceutical Industries Ltd | 795,008 | $24,812,199 | |
| TMO | Thermo Fisher Scientific Inc. | 37,216 | $21,564,811 | |
| HCA | HCA Healthcare, Inc. | 42,900 | $20,028,294 | |
| DTE | Dte Energy Co | 150,000 | $19,347,000 | |
| PMT | PennyMac Mortgage Investment Trust | 1,465,200 | $18,388,260 | |
| ANF | Abercrombie & Fitch Co /De/ | 125,741 | $15,827,019 | |
| NTR | Nutrien Ltd. | 250,000 | $15,430,000 | |
| ETHA | iShares Ethereum Trust ETF | 599,615 | $13,449,364 | |
| BCS | Barclays PLC | 510,500 | $12,992,225 | |
| WM | Waste Management Inc | 57,500 | $12,633,325 | |
| NTNX | Nutanix, Inc. | 222,319 | $11,491,669 | |
| NRG | Nrg Energy, Inc. | 70,373 | $11,206,196 | |
| CVE | Cenovus Energy Inc. | 661,356 | $11,190,143 | |
| ALGM | Allegro Microsystems, Inc. | 417,291 | $11,008,136 | |
| TKO | TKO Group Holdings, Inc. | 50,000 | $10,450,000 | |
| JKS | JinkoSolar Holding Co., Ltd. | 391,201 | $10,096,897 | |
| GLXY | Galaxy Digital Inc. | 408,400 | $9,131,824 | |
| WDAY | Workday, Inc. | 42,100 | $9,042,238 | |
| CRH | Crh Public Ltd Co | 70,868 | $8,844,326 | |
| RDDT | Reddit, Inc. | 37,764 | $8,680,810 | |
| BMO | Bank Of Montreal /Can/ | 66,250 | $8,598,587 | |
| CSGP | Costar Group, Inc. | 125,402 | $8,432,030 | |
| No positions match the current search. | ||||
14 positions ·
$231,316,803 total
· Utilities only
· as of Mar 31, 2026
All sectors
Basic Materials
Communication Services
Consumer Cyclical
Consumer Defensive
Energy
Financial Services
Healthcare
Industrials
Real Estate
Technology
Utilities
| Ticker | Company | Type | Shares | Value (USD) | % of Portfolio | History |
|---|---|---|---|---|---|---|
| NEE |
Nextera Energy Inc
Utilities
|
Reduced | 693,203 | $64,384,694 | 27.83% | |
| CEG |
Constellation Energy Corp
Utilities
|
Added | 216,330 | $60,410,152 | 26.12% | |
| VST |
Vistra Corp.
Utilities
|
Reduced | 251,172 | $37,758,686 | 16.32% | |
| TLN |
Talen Energy Corp
Utilities
|
Added | 56,864 | $18,152,694 | 7.85% | |
| OKLO |
Oklo Inc.
Utilities
|
Reduced | 280,870 | $13,928,343 | 6.02% | |
| PCG |
PG&E Corp
Utilities
|
Added | 660,403 | $11,603,280 | 5.02% | |
| AEP |
American Electric Power Co Inc
Utilities
|
Added | 69,721 | $9,139,028 | 3.95% | |
| WEC |
Wec Energy Group, Inc.
Utilities
|
Added | 63,824 | $7,388,904 | 3.19% | |
| SO |
Southern Co
Utilities
|
Reduced | 35,746 | $3,450,203 | 1.49% | |
| DUK |
Duke Energy CORP
Utilities
|
Reduced | 14,541 | $1,903,998 | 0.82% | |
| D |
Dominion Energy, Inc
Utilities
|
Added | 22,401 | $1,384,829 | 0.60% | |
| EXC |
Exelon Corp
Utilities
|
Reduced | 26,799 | $1,313,686 | 0.57% | |
| EIX |
Edison International
Utilities
|
NEW | 3,990 | $291,988 | 0.13% | |
| PPL |
PPL Corp
Utilities
|
Reduced | 5,401 | $206,318 | 0.09% |