greeksoup/ stock research
Stock research / United States / Funds / October Effect Ltd

October Effect Ltd

CIK 2078353 · latest 13F filed 20 October 2026 · Read the filing on EDGAR

October Effect Ltd reported 62 US-listed holdings worth $98.3 million in its 13F for the quarter ended 30 September 2026, filed 20 October 2026. Its largest: NVIDIA Corp. (8.5%), Western Digital Corp. (5.5%) and Meta Platforms, Inc. (5.1%). Against the quarter before, it opened 4 positions, added to 20, trimmed 27 and sold out of 6.

Reported holdings$98.3M-7.6% on Q2 2026
Positions62-2 on Q2 2026
The largest ten46.8%of its reported holdings
Latest 13FQ3 2026filed 20 October 2026
Where the money is
Added toHeldTrimmed
NVDA8.5%WDC5.5%META5.1%BIL4.7%AMD4.5%INTC4.2%QQQI3.7%RDDT3.6%GE3.5%SPY3.5%GOOGL3.2%PSLV2.8%SOXL2.7%SPYM2.5%48 more42.0%

The 14 largest of its 62 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q2 2026.

Reported holdings, quarter by quarter
Q2 2025: $82.9 million in 52 positions$82.9MQ2 25Q3 2025: $90.7 million in 55 positions$90.7MQ3 25Q4 2025: $90.8 million in 61 positions$90.8MQ4 25Q1 2026: $86.8 million in 64 positions$86.8MQ1 26Q2 2026: $106.3 million in 64 positions$106MQ2 26Q3 2026: $98.3 million in 62 positions$98.3MQ3 26

What the fund reported holding at each quarter's end; hover a bar for the number of positions

What its reported holdings returned

Held through each quarter, the holdings it reported returned +22.2% over the 5 quarters to 30 September 2026, against +23.4% for the S&P 500.

Its reported holdingsThe S&P 500
100110120130Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26Its holdings +22.2%S&P 500 +23.4%

Not the fund's own return: each 13F's holdings are kept unchanged until the next one, so trades inside a quarter, dividends, cash and fees are left out. A rough guide to how its picks have done over time.

What it did on the quarter

Opened 4Added 20Held 11Trimmed 27Sold out 6
Opened: 4Added: 20Held: 11Trimmed: 27Sold out: 6

Its positions against its 13F for the quarter to 30 June 2026; a change under 0.1% of a position counts as held

Opened 4

  1. Calamos ETF Trust CAIE$831,343
  2. Uranium Energy Corp. UEC$290,115
  3. Fubotv Inc. Com New Class A FUBO$241,024
  4. First Trust Exchange-Traded FD FDN$200,761

Added to 20

  1. Neos ETF Trust QQQI+50,237 shares · +324%
  2. Direxion Daily Semiconductor Bull 3X Shares SOXL+6,614 shares · +57%
  3. SPDR Ser Trust BIL+7,658 shares · +18%
  4. Alphabet Inc. GOOGL+938 shares · +12%
  5. SPDR S&P 500 SPY+378 shares · +9%
  6. Ssga Active Trust XLSR+3,775 shares · +12%
  7. SPDR Portfolio Developed World SPDW+4,444 shares · +15%
  8. Sprott Physical Silver Trust PSLV+10,700 shares · +8%

and 12 more in the table below

Trimmed 27

  1. Oracle Corp. ORCL-10,613 shares · -49%
  2. Applied Optoelectronics Inc. AAOI-10,000 shares · -40%
  3. Reddit, Inc. RDDT-3,021 shares · -11%
  4. Western Digital Corp. WDC-740 shares · -6%
  5. Intel Corp. INTC-2,369 shares · -6%
  6. Amazon.com Inc. AMZN-800 shares · -14%
  7. Netflix Inc. NFLX-2,062 shares · -25%
  8. iShares Trust IWF-687 shares · -4%

and 19 more in the table below

Sold out of 6

  1. Space Exploration Techn Corp. Class A Com STK SPCX$1.1 million last quarter
  2. Yandex N V NBIS$1.1 million last quarter
  3. SPDR Ser Trust XAR$693,583 last quarter
  4. Magnolia Oil & Gas Corp. MGY$664,824 last quarter
  5. Sprouts Farmers Market, Inc. SFM$575,144 last quarter
  6. Cerebras Systems Inc. Com Class A CBRS$243,100 last quarter

What it holds

CompanySharesValueOf its bookChange in shares
NVIDIA Corp. NVDA36.5K$8.3 million8.47%-300
Western Digital Corp. WDC11.8K$5.4 million5.47%-740
Meta Platforms, Inc. META6.9K$5.0 million5.10%no change
SPDR Ser Trust BIL50.7K$4.6 million4.73%+7.7K
Advanced Micro Devices Inc. AMD7.2K$4.4 million4.46%-50
Intel Corp. INTC34.6K$4.2 million4.23%-2.4K
Neos ETF Trust QQQI65.7K$3.7 million3.71%+50.2K
Reddit, Inc. RDDT25.0K$3.6 million3.62%-3.0K
General Electric Co. GE11.1K$3.5 million3.51%-5
SPDR S&P 500 SPY4.5K$3.4 million3.47%+378
Alphabet Inc. GOOGL9.0K$3.1 million3.16%+938
Sprott Physical Silver Trust PSLV140.7K$2.7 million2.77%+10.7K
Direxion Daily Semiconductor Bull 3X Shares SOXL18.2K$2.7 million2.74%+6.6K
SPDR Ser Trust SPYM27.7K$2.5 million2.53%-422
Innovator Etfs Trust QFLR66.3K$2.4 million2.43%-75
Applied Materials Inc. AMAT4.6K$2.4 million2.40%-149
Ssga Active Trust XLSR34.8K$2.3 million2.35%+3.8K
iShares Trust IWF14.8K$1.9 million1.88%-687
SPDR Ser Trust SPTI65.3K$1.8 million1.81%-2.4K
Fidelity Blue Chip Growth ETF FBCG27.7K$1.8 million1.78%-480
SPDR Portfolio Developed World SPDW33.8K$1.7 million1.73%+4.4K
SPDR Index SHS FDS SPEM31.7K$1.6 million1.67%+3.4K
Micron Technology Inc. MU1.5K$1.6 million1.66%-10
Lumen Technologies, Inc. LUMN288.9K$1.6 million1.65%+12.7K
iShares Trust AGG16.3K$1.5 million1.57%+77
Oracle Corp. ORCL11.1K$1.5 million1.55%-10.6K
Applied Optoelectronics Inc. AAOI15.2K$1.5 million1.53%-10.0K
Amazon.com Inc. AMZN5.1K$1.3 million1.28%-800
ProShares Trust TQQQ15.0K$1.2 million1.19%-853
Gilead Sciences, Inc. GILD6.9K$1.0 million1.04%no change
Vanguard World FD VGT7.7K$966,2770.98%-265
Calamos ETF Trust CAIE31.2K$831,3430.85%new
Tesla, Inc. TSLA2.0K$724,8770.74%-205
iShares Trust ACWX9.4K$714,3070.73%-345
SPDR Portfolio Small Cap ETF SPSM13.2K$696,2720.71%+822
Innovator U.s. Equity 10 Buffer ETF - Quarterly ZALT19.8K$684,8250.70%+3.2K
iShares Russell Mid-Cap Growth ETF IWP4.6K$640,0740.65%-195
Fifth Third Bancorp FITB12.5K$631,8960.64%no change
Lockheed Martin Corp. LMT1.2K$616,1930.63%no change
Altria Group, Inc. MO8.9K$601,1440.61%-250
Apple Inc. AAPL1.7K$571,1290.58%-40
SPDR Ser Trust SPMD7.9K$497,0700.51%+902
PepsiCo Inc. PEP3.8K$483,0570.49%no change
Netflix Inc. NFLX6.3K$437,5190.45%-2.1K
Rackspace Technology Inc. RXT112.9K$420,5860.43%+32.1K
Ssga Active Trust FISR17.1K$418,5830.43%+4.0K
SPDR Ser Trust JNK4.5K$417,9320.43%+91
State Street ETF GWX8.8K$399,7860.41%+1.1K
Baron ETF Trust RONB15.8K$369,7250.38%-470
SPDR Gold Trust GLD931$354,5620.36%+67
First Trust Exchange-Traded FD FPX2.0K$351,3710.36%no change
SPDR Ser Trust CERY8.1K$318,9370.32%+1.5K
Uranium Energy Corp. UEC30.7K$290,1150.30%new
Suburban Propane Partners L SPH16.9K$277,8360.28%no change
First Trust Exchange Traded FD NXTG1.8K$277,1070.28%no change
Philip Morris International Inc. PM1.4K$275,9260.28%-150
TC Energy Corporation TRP4.3K$248,4540.25%no change
Fubotv Inc. Com New Class A FUBO26.9K$241,0240.25%new
Vanguard Index FDS VOT696$203,3020.21%-110
First Trust Exchange-Traded FD FDN696$200,7610.20%new
Siga Technologies Inc. SIGA15.8K$53,7200.05%-3.2K
Milestone Pharmaceuticals Inc. (mist) MIST40.0K$34,6280.04%no change
Every US-listed position in the fund's 13F for the quarter ended 30 September 2026, by the value it reported.
Read moreChange is shares against its 13F for the quarter before; the 6 it sold out of are in the box above.