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Parallax Volatility Advisers, L.P.

Position in XYZ — Block, Inc.

CIK 1521001 San Francisco, CA

Position in XYZ

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$3,271,724
+$2,388,041 QoQ
Shares Held
43,049
+193.2% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.16%
of 13F equity value
Holder Rank
#326
of 1,080 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in XYZ Over Time

Shares Held

Position Value (USD)

Derivatives in XYZ

reported options exposure · as of Jun 30, 2026
CallValue
$11,612,800
CallShares
152,800
PutValue
$4,180,000
PutShares
55,000

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.

Position in Software - Infrastructure

Technology · as of Jun 30, 2026

Parallax Volatility Advisers, L.P. holds $93,768,206 across 21 Software - Infrastructure names. XYZ ranks #8 (3.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
8 XYZ
Block, Inc.
This page
43,049 $3,271,724

All Filings in XYZ

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $11,612,800 152,800
2026-06-30 $4,180,000 55,000
2026-06-30 $3,271,724 43,049
2026-03-31 $15,526,440 258,000
2026-03-31 $883,683 14,684
2026-03-31 $7,618,788 126,600
2025-12-31 $38,110,195 585,500
2025-12-31 $70,453,416 1,082,400
2025-09-30 $45,378,333 627,900
2025-09-30 $873,238 12,083
2025-09-30 $45,609,597 631,100
2025-06-30 $77,358,684 1,138,800
2025-06-30 $7,121,645 104,838
2025-06-30 $56,368,314 829,800
2025-03-31 $43,777,538 805,771
2025-03-31 $68,336,274 1,257,800
2025-03-31 $93,898,539 1,728,300
2024-12-31 $218,305,314 2,568,600
2024-12-31 $44,109,810 519,000
2024-12-31 $41,956,418 493,663
2024-09-30 $56,174,384 836,800
2024-09-30 $31,671,934 471,800
2024-09-30 $14,444,832 215,177
2024-06-30 $36,294,585 562,794
2024-06-30 $76,762,447 1,190,300
2024-06-30 $26,002,368 403,200
2024-03-31 $61,734,942 729,900
2024-03-31 $53,902,834 637,300
2023-12-31 $5,466,015 70,666
2023-12-31 $47,856,445 618,700
2023-12-31 $79,036,230 1,021,800
2023-09-30 $22,519,488 508,800
2023-09-30 $13,357,668 301,800
2023-06-30 $22,527,288 338,400
2023-06-30 $14,002,733 210,346
2023-06-30 $24,730,755 371,500
2023-03-31 $88,235,845 1,285,300
2023-03-31 $159,302,325 2,320,500
2022-12-31 $133,993,732 2,132,300
2022-12-31 $4,713,000 75,000
2022-12-31 $110,623,536 1,760,400
2022-09-30 $79,625,520 1,448,000
2022-09-30 $7,725,435 140,488
2022-09-30 $84,173,193 1,530,700
2022-06-30 $34,652,008 563,814
2022-06-30 $110,646,438 1,800,300
2022-06-30 $110,529,664 1,798,400
2022-03-31 $157,811,280 1,163,800
2022-03-31 $333,955,680 2,462,800
2022-03-31 $16,375,734 120,765