Top Institutional Investors

Parallax Volatility Advisers, L.P. — 13F Holdings & Portfolio

CIK 1521001 · latest 13F-HR filed 2026-05-15

Backtest portfolio

Parallax Volatility Advisers, L.P. manages $38.56B in 13F-reported U.S. long-equity assets across 1,428 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are SPY (16.35%), QQQ (6.29%), QQQ (4.84%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 242 new positions, exited 207, added to 141, and trimmed 196.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM

$38.56B

Long-equity book

Holdings

1,428

Distinct positions

Period

2026-03-31

Filed 2026-05-15

Q/Q Activity

+242 / −207 / ↑141 / ↓196

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • SELECT SECTOR SPDR TR$104.2M +189510587.3%
  • GOLDMAN SACHS GROUP INC$30.5M +7287.3%
  • VANECK ETF TRUST$22.5M +1330.2%
  • CHEVRON CORPORATION$22.4M +285.3%
  • SELECT SECTOR SPDR TR$21.4M +139.8%
Show all 141 →

Top Trims

  • AMERICAN EXPRESS CO-$271.5M -100.0%
  • TESLA INC-$140.3M -97.0%
  • SPDR GOLD TR-$128.8M -96.3%
  • GE AEROSPACE-$70.5M -84.2%
  • MORGAN STANLEY-$66.8M -100.0%
Show all 196 →

New Positions

  • NEXTERA ENERGY INC$182.2M
  • APPLE INC$78.6M
  • ORACLE CORP$46.9M
  • ALPHABET INC$33.0M
  • BOEING CO$18.2M
Show all 242 →

Exited Positions

  • ISHARES TR$154.0M
  • SPDR S&P 500 ETF TR$91.7M
  • PALANTIR TECHNOLOGIES INC$71.3M
  • BROADCOM INC$59.5M
  • ORACLE CORP$24.6M
Show all 207 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 STATE STR SPDR S&P 500 ETF T Put SPY 78462F103 $6.31B 16.35% 9,696,400 SH
2 INVESCO QQQ TR Put QQQ 46090E103 $2.43B 6.29% 4,205,300 SH
3 INVESCO QQQ TR Call QQQ 46090E103 $1.87B 4.84% 3,233,200 SH
4 STATE STR SPDR S&P 500 ETF T Call SPY 78462F103 $1.67B 4.34% 2,570,400 SH
5 ISHARES TR Put IWM 464287655 $1.06B 2.74% 4,259,300 SH
6 SELECT SECTOR SPDR TR Call XLF 81369Y605 $838.7M 2.18% 16,036,900 SH
7 SELECT SECTOR SPDR TR Put XLF 81369Y605 $740.5M 1.92% 14,158,500 SH
8 ISHARES TR Call IWM 464287655 $728.3M 1.89% 2,936,700 SH
9 NVIDIA CORPORATION Put NVDA 67066G104 $447.7M 1.16% 2,566,900 SH
10 VANECK ETF TRUST Call SMH 92189F676 $417.3M 1.08% 1,088,500 SH
11 ISHARES TR Put HYG 464288513 $410.7M 1.07% 5,162,300 SH
12 META PLATFORMS INC Put META 30303M102 $364.8M 0.95% 637,700 SH
13 NVIDIA CORPORATION Call NVDA 67066G104 $359.3M 0.93% 2,060,400 SH
14 SPDR GOLD TR Call GLD 78463V107 $351.0M 0.91% 815,700 SH
15 SELECT SECTOR SPDR TR Put XLE 81369Y506 $340.8M 0.88% 6,099,600 SH
16 TESLA INC Put TSLA 88160R101 $321.9M 0.83% 833,000 SH
17 APPLE INC Put AAPL 037833100 $321.8M 0.83% 1,267,800 SH
18 SPDR GOLD TR Put GLD 78463V107 $313.6M 0.81% 728,700 SH
19 AMAZON COM INC Call AMZN 023135106 $278.1M 0.72% 1,113,000 SH
20 VANECK ETF TRUST Put SMH 92189F676 $257.5M 0.67% 671,600 SH
21 ISHARES BITCOIN TRUST ETF Call IBIT 46438F101 $256.8M 0.67% 6,040,600 SH
22 META PLATFORMS INC Call META 30303M102 $219.6M 0.57% 383,900 SH
23 AMAZON COM INC Put AMZN 023135106 $215.8M 0.56% 863,500 SH
24 ISHARES TR Put EFA 464287465 $215.6M 0.56% 2,219,800 SH
25 ALPHABET INC Put GOOGL 02079K305 $194.8M 0.51% 677,400 SH
26 STRATEGY INC Put MSTR 594972408 $184.1M 0.48% 1,122,800 SH
27 NEXTERA ENERGY INC NEEPV 65339F655 $182.2M 0.47% 2,010,521 SH
28 ADVANCED MICRO DEVICES INC Put AMD 007903107 $180.3M 0.47% 886,200 SH
29 CITIGROUP INC Put C 172967424 $180.0M 0.47% 1,366,700 SH
30 COREWEAVE INC Put CRWV 21873S108 $179.3M 0.46% 1,556,600 SH
31 ISHARES SILVER TR Call SLV 46428Q109 $175.9M 0.46% 2,581,200 SH
32 SELECT SECTOR SPDR TR Put XLI 81369Y704 $163.2M 0.42% 951,800 SH
33 BOEING CO Put BA 097023105 $162.3M 0.42% 740,700 SH
34 ISHARES TR Put EEM 464287234 $159.9M 0.41% 2,815,500 SH
35 VANECK ETF TRUST Put GDX 92189F106 $157.1M 0.41% 1,689,000 SH
36 BANK AMERICA CORP Put BAC 060505104 $155.4M 0.40% 2,905,000 SH
37 CHEVRON CORPORATION Put CVX 166764100 $147.6M 0.38% 793,500 SH
38 TESLA INC Call TSLA 88160R101 $147.4M 0.38% 381,400 SH
39 VISA INC Call V 92826C839 $142.2M 0.37% 458,700 SH
40 MICRON TECHNOLOGY INC Put MU 595112103 $142.1M 0.37% 420,600 SH
41 ISHARES BITCOIN TRUST ETF Put IBIT 46438F101 $140.2M 0.36% 3,297,600 SH
42 JPMORGAN CHASE & CO Put JPM 46625H100 $136.1M 0.35% 434,900 SH
43 NETFLIX INC. Call NFLX 64110L106 $136.1M 0.35% 1,470,000 SH
44 ORACLE CORP Put ORCL 68389X105 $129.8M 0.34% 882,100 SH
45 ORACLE CORP Call ORCL 68389X105 $128.5M 0.33% 873,600 SH
46 ISHARES SILVER TR Put SLV 46428Q109 $127.6M 0.33% 1,872,700 SH
47 MICROSOFT CORP Call MSFT 594918104 $124.5M 0.32% 336,400 SH
48 AMERICAN AIRLINES GROUP INC Put AAL 02376R102 $124.0M 0.32% 10,531,800 SH
49 ALIBABA GROUP HLDG LTD Put BABA 01609W102 $122.0M 0.32% 972,700 SH
50 BROADCOM INC Put AVGO 11135F101 $121.9M 0.32% 393,800 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-15 $38.56B 1,428 0001172661-26-002271
2025-12-31 2026-02-17 $50.70B 1,605 0001172661-26-001067
2025-09-30 2025-11-14 $65.94B 1,573 0001172661-25-005017