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Portfolio (Quarterly) Guide ↗

SIMPLEX TRADING, LLC

· CIK 0001488542
13F Portfolio $149.1B AUM 10,161 positions Filed May 14, 2026 EDGAR ↗ ← All Funds
Q1 2026 Q4 2025 · All 2204 New 2617 Added 3899 Reduced 1620 Exited
Page 3 of 111  ·  2,204 positions
# Ticker Company Sector Shares Value ↓ % Port Chg Shares Chg % Period Price ① Since Period ①
41 — CALL TAKE-TWO INTERACTIVE SOFTWAR — 69,100.0 $13.6M 0.01% NEW — $197.50 —
42 CHTR CHARTER COMMUNICATIONS INC Communication Services 62,565.0 $13.5M 0.01% NEW — $215.88 -47.7%
43 — PUT INTERACTIVE BROKERS GROUP IN — 190,400.0 $12.8M 0.01% NEW — $67.07 —
44 — CALL CAESARS ENTERTAINMENT INC NE — 477,100.0 $12.6M 0.01% NEW — $26.43 —
45 — CALL CREDO TECHNOLOGY GROUP HOLDI — 134,200.0 $12.6M 0.01% NEW — $93.87 —
46 — CALL WHEATON PRECIOUS METALS CORP — 90,500.0 $11.9M 0.01% NEW — $131.01 —
47 — PUT HEWLETT PACKARD ENTERPRISE C — 493,900.0 $11.8M 0.01% NEW — $23.81 —
48 — CALL ASTRAZENECA PLC — 58,700.0 $11.6M 0.01% NEW — $197.22 —
49 — CALL CHARTER COMMUNICATIONS INC — 51,800.0 $11.2M 0.01% NEW — $215.88 —
50 — CALL THERMO FISHER SCIENTIFIC INC — 21,900.0 $10.8M 0.01% NEW — $491.53 —
51 — CALL CLEARWATER ANALYTICS HLDGS I — 448,800.0 $10.6M 0.01% NEW — $23.65 —
52 ALAB ASTERA LABS INC Technology 91,866.0 $10.1M 0.01% NEW — $109.60 +232.7%
53 — PUT TEVA PHARMACEUTICAL INDS LTD — 330,900.0 $10.0M 0.01% NEW — $30.12 —
54 QQQ INVESCO QQQ TR Financial Services 16,296.0 $9.4M 0.01% NEW — $577.18 +29.0%
55 — PUT TAKE-TWO INTERACTIVE SOFTWAR — 47,600.0 $9.4M 0.01% NEW — $197.50 —
56 — CALL UNITED STS COMMODITY INDEX F — 267,900.0 $9.2M 0.01% NEW — $34.43 —
57 — CALL INTERACTIVE BROKERS GROUP IN — 127,700.0 $8.6M 0.01% NEW — $67.07 —
58 — CALL FLAGSTAR BANK NATIONAL ASSOC — 645,600.0 $8.5M 0.01% NEW — $13.17 —
59 — CALL INVESCO CURRENCYSHARES — 143,100.0 $8.3M 0.01% NEW — $57.88 —
60 — CALL MASIMO CORP — 46,400.0 $8.3M 0.01% NEW — $177.87 —
Page 3 of 111  ·  2,204 positions

① Period Price is the implied market price on the last day of the reporting period, calculated as reported value ÷ shares held. It is not the fund's purchase price or cost basis — the fund may have initiated or added to the position at any point during the quarter at a different price. Since Period shows the price change from that quarter-end snapshot to today's last price — it reflects stock movement after the report date, not the fund's actual return.

Sector Allocation
Technology 33.7%
Financial Services 16.1%
Consumer Cyclical 11.4%
Healthcare 10.4%
Communication Services 10.4%
Energy 4.5%
Industrials 4.4%
Basic Materials 4.2%
Consumer Defensive 2.4%
Utilities 1.4%