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Atlatl Advisers LLC

CIK 2023168 · latest 13F filed 22 October 2026 · Read the filing on EDGAR

Atlatl Advisers LLC reported 121 US-listed holdings worth $425.1 million in its 13F for the quarter ended 30 September 2026, filed 22 October 2026. Its largest: Invesco QQQ Trust (12.4%), SPDR S&P 500 (11.4%) and iShares Trust (6.5%). Against the quarter before, it opened 9 positions, added to 41, trimmed 56 and sold out of 347.

Filed before as Fedenia Advisers LLC.

Reported holdings$425.1M+0.9% on Q2 2026
Positions121-338 on Q2 2026
The largest ten48.9%of its reported holdings
Latest 13FQ3 2026filed 22 October 2026
Where the money is
OpenedAdded toTrimmed
QQQ12.4%SPY11.4%MUB6.5%VOO3.4%MSFT2.7%IUSB2.7%PSX2.6%MPC2.5%VLO2.4%IBIT2.4%ILMN2.3%FTNT1.8%CRWD1.8%PANW1.7%107 more43.5%

The 14 largest of its 121 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q2 2026.

Reported holdings, quarter by quarter
Q4 2024: $170.5 million in 459 positions$171MQ4 24Q1 2025: $153.8 million in 114 positions$154MQ1 25Q2 2025: $211.5 million in 138 positions$211MQ2 25Q3 2025: $251.7 million in 164 positions$252MQ3 25Q4 2025: $260.8 million in 156 positions$261MQ4 25Q1 2026: $134.8 million in 95 positions$135MQ1 26Q2 2026: $421.1 million in 459 positions$421MQ2 26Q3 2026: $425.1 million in 121 positions$425MQ3 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 +16.8% over the 7 quarters to 30 September 2026, against +30.1% for the S&P 500.

Its reported holdingsThe S&P 500
100110120130Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26Its holdings +16.8%S&P 500 +30.1%

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 9Added 41Held 15Trimmed 56Sold out 347
Opened: 9Added: 41Held: 15Trimmed: 56Sold out: 347

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

Opened 9

  1. Valero Energy Corp. VLO$10.2 million
  2. Illumina, Inc. ILMN$9.6 million
  3. Everpure, Inc. P$5.5 million
  4. Vanguard World FD VGT$4.0 million
  5. Astera Labs Inc. ALAB$4.0 million
  6. BlackRock ETF Trust II MBBA$2.0 million
  7. Financial Select Sector SPDR ETF XLF$2.0 million
  8. Select Sector SPDR Trust XLC$1.4 million

and 1 more in the table below

Added to 41

  1. Phillips 66 PSX+42,640 shares · +22925%
  2. Marathon Petroleum Corp. MPC+27,344 shares · +118887%
  3. iShares Bitcoin Trust ETF IBIT+210,914 shares · +9450%
  4. Microsoft Corp. MSFT+17,929 shares · +386%
  5. Fortinet, Inc. FTNT+42,476 shares · +6535%
  6. CrowdStrike Holdings, Inc. CRWD+27,171 shares · +2383%
  7. NetApp, Inc. NTAP+33,497 shares · +15295%
  8. Datadog, Inc. DDOG+18,370 shares · +65607%

and 33 more in the table below

Trimmed 56

  1. Sandisk Corp. SNDK-4,204 shares · -55%
  2. Western Digital Corp. WDC-12,690 shares · -91%
  3. Lam Research Corp. LRCX-14,564 shares · -90%
  4. Micron Technology Inc. MU-4,466 shares · -40%
  5. Ciena Corp. CIEN-10,308 shares · -86%
  6. Advanced Micro Devices Inc. AMD-4,185 shares · -31%
  7. Invesco QQQ Trust QQQ-2,898 shares · -4%
  8. Dell Technologies Inc. DELL-2,633 shares · -20%

and 48 more in the table below

Sold out of 347

  1. Applied Materials Inc. AMAT$6.8 million last quarter
  2. Comfort Systems USA Inc. FIX$6.1 million last quarter
  3. Corning Inc. GLW$6.0 million last quarter
  4. Teradyne, Inc. TER$5.9 million last quarter
  5. KLA Corp. KLAC$5.5 million last quarter
  6. Arm Holdings plc ARM$5.1 million last quarter
  7. Coherent Corp. COHR$4.4 million last quarter
  8. iShares Trust MBB$4.1 million last quarter

What it holds

CompanySharesValueOf its bookChange in shares
Invesco QQQ Trust QQQ71.4K$52.8 million12.42%-2.9K
SPDR S&P 500 SPY63.3K$48.3 million11.36%+4.2K
iShares Trust MUB271.7K$27.5 million6.46%+10.9K
Vanguard S&P 500 VOO20.8K$14.6 million3.42%-330
Microsoft Corp. MSFT22.6K$11.6 million2.72%+17.9K
iShares Core Total USD Bond Market ETF IUSB256.2K$11.3 million2.66%+7.2K
Phillips 66 PSX42.8K$10.9 million2.57%+42.6K
Marathon Petroleum Corp. MPC27.4K$10.8 million2.55%+27.3K
Valero Energy Corp. VLO26.3K$10.2 million2.40%new
iShares Bitcoin Trust ETF IBIT213.1K$10.1 million2.37%+210.9K
Illumina, Inc. ILMN35.2K$9.6 million2.26%new
Fortinet, Inc. FTNT43.1K$7.7 million1.81%+42.5K
CrowdStrike Holdings, Inc. CRWD28.3K$7.5 million1.76%+27.2K
Palo Alto Networks Inc. PANW18.3K$7.3 million1.71%-1.1K
NetApp, Inc. NTAP33.7K$7.1 million1.67%+33.5K
Micron Technology Inc. MU6.6K$7.0 million1.66%-4.5K
Hewlett Packard Enterprise Co. HPE102.9K$6.6 million1.55%-19.2K
Seagate Technology Holdings plc STX6.6K$6.1 million1.44%-1.3K
Sandisk Corp. SNDK3.4K$6.0 million1.40%-4.2K
Advanced Micro Devices Inc. AMD9.3K$5.7 million1.34%-4.2K
Dell Technologies Inc. DELL10.4K$5.6 million1.31%-2.6K
Everpure, Inc. P42.2K$5.5 million1.30%new
Apple Inc. AAPL16.6K$5.5 million1.30%-713
iShares Trust LMUB114.2K$5.3 million1.25%-14.2K
Alphabet Inc. GOOGL14.8K$5.1 million1.20%+9.8K
iShares Trust GOVT231.9K$5.1 million1.19%-15.8K
Intel Corp. INTC42.2K$5.1 million1.19%-4.6K
Datadog, Inc. DDOG18.4K$5.0 million1.19%+18.4K
Marvell Technology, Inc. MRVL17.9K$4.7 million1.11%-5.3K
Lumentum Holdings Inc. LITE4.8K$4.7 million1.10%-834
Vanguard World FD VGT32.0K$4.0 million0.95%new
Astera Labs Inc. ALAB11.3K$4.0 million0.94%new
Etfs Gold Trust SGOL101.1K$4.0 million0.94%+4.4K
Invesco Exch Traded FD Trust II SPMO24.7K$3.7 million0.88%-4.5K
Amazon.com Inc. AMZN14.9K$3.7 million0.87%+3.8K
Vanguard Ftse Developed Markets VEA47.4K$3.3 million0.79%-2.3K
iShares Core S&P 500 ETF IVV4.0K$3.1 million0.72%+405
NVIDIA Corp. NVDA12.1K$2.8 million0.65%-619
Sprott Physical Gold & Silve CEF61.9K$2.6 million0.61%no change
Meta Platforms, Inc. META3.5K$2.5 million0.60%+3.0K
iShares Trust STIP25.3K$2.5 million0.59%+106
Vanguard Growth ETF VUG27.4K$2.5 million0.58%-9.1K
Palantir Technologies Inc. PLTR13.2K$2.5 million0.58%+53
BlackRock ETF Trust II MBBA41.7K$2.0 million0.46%new
Financial Select Sector SPDR ETF XLF36.6K$2.0 million0.46%new
Cisco Systems, Inc. CSCO17.4K$1.9 million0.44%+14.4K
VG Totl STK Vprs VTI4.8K$1.8 million0.42%+4.0K
BlackRock ETF Trust II GGOV33.9K$1.7 million0.40%+2.9K
Select Sector SPDR Trust XLV9.6K$1.6 million0.38%-4.4K
BlackRock ETF Trust IALT52.9K$1.6 million0.37%-2.1K
BlackRock ETF Trust II BINC27.7K$1.4 million0.33%-2.2K
iShares U.s. Fixed Income Balanced Risk Systematic ETF SYSB16.6K$1.4 million0.33%-952
ProShares Trust QLD14.6K$1.4 million0.33%+657
iShares Trust TLH14.9K$1.4 million0.32%-700
Select Sector SPDR Trust XLC12.3K$1.4 million0.32%new
iShares Trust Conv BD ETF ICVT12.1K$1.4 million0.32%+6.8K
Select Sector SPDR Trust XLE19.6K$1.2 million0.28%-7.6K
Cloudflare Inc. NET3.2K$1.1 million0.26%no change
Tesla, Inc. TSLA3.0K$1.1 million0.25%-363
iShares S&P Growth Index FD IVW7.2K$1.0 million0.24%-138
Space Exploration Techn Corp. Class A Com STK SPCX6.6K$1.0 million0.24%+4.4K
Technology Select Sector SPDR ETF XLK5.1K$996,1220.23%-2.3K
Valkyrie ETF Trust II WGMI21.0K$944,8780.22%-49
ProShares Trust SSO12.9K$895,7440.21%no change
BlackRock ETF Trust DYNF12.7K$882,7190.21%-392
Vertiv Holdings Co. VRT3.6K$877,4030.21%+6
iShares S&P 500 Value ETF IVE3.7K$833,6790.20%-53
JPMorgan Chase & Co. JPM2.5K$832,0370.20%+47
Alphabet Inc. GOOG2.3K$798,3540.19%-419
ProShares Ultra RUSSELL2000 UWM12.8K$724,0880.17%+316
iShares Gold Trust IAU9.1K$707,0390.17%-361
Vanguard BD Index FDS BSV9.1K$693,5590.16%-250
Taiwan Semiconductor Manufacturing Company Limited TSM1.5K$684,7410.16%-230
Vanguard Ftse Emerging Markets VWO10.7K$635,1590.15%-4.3K
Broadcom Inc. AVGO1.8K$621,9570.15%-91
Ciena Corp. CIEN1.7K$586,8360.14%-10.3K
Western Digital Corp. WDC1.2K$555,3500.13%-12.7K
Franklin Templeton ETF Trust INCE8.3K$542,9090.13%no change
Lam Research Corp. LRCX1.6K$540,7270.13%-14.6K
Centrus Energy Corp. LEU3.9K$538,4310.13%-416
iShares Core MSCI Eafe ETF IEFA5.5K$529,5460.12%no change
iShares Trust ACWX6.9K$525,3320.12%+4.6K
Viking Holdings Ltd VIK6.6K$516,3510.12%+2
Vanguard Star FDS VXUS5.9K$503,2180.12%no change
Vanguard Mid Cap Value ETF VOE2.5K$487,8470.11%no change
Amphenol Corp. APH5.7K$482,8700.11%+16
iShares Core MSCI Emerging Mark IEMG5.9K$482,7400.11%-1.9K
BlackRock ETF Trust CORO12.2K$441,7250.10%+5.0K
ExxonMobil Holdings Corp. XOM2.6K$422,9870.10%+22
General Electric Co. GE1.3K$414,0970.10%-45
Vanguard Value ETF VTV1.9K$412,9290.10%+220
Schwab Strategic Trust SCHB12.8K$374,1420.09%no change
iShares Trust ITA1.8K$367,1230.09%no change
Howmet Aerospace Inc. HWM1.6K$354,4240.08%-108
Vanguard Small Cap ETF VB1.2K$347,9310.08%-170
Johnson & Johnson JNJ1.2K$325,1010.08%+42
Mastercard Inc. MA586$323,1610.08%+16
Visa Inc. V887$318,7260.07%+35
BlackRock ETF Trust BLCR6.5K$316,9670.07%+1.4K
iShares Trust HDV11.3K$316,2560.07%-524
Thermo Fisher Scientific Inc. TMO455$307,1480.07%+2
Shopify Inc. SHOP2.0K$296,8970.07%+2
Ftai Aviation Ltd FTAI1.8K$296,4780.07%no change
ARK ETF Trust ARKK3.2K$287,3480.07%-80
Berkshire Hathaway Inc. Class B BRKB575$286,3210.07%+32
iShares Trust EFG2.4K$286,2740.07%-502
Caterpillar Inc. CAT349$282,9660.07%+6
iShares Trust EFV3.6K$281,7380.07%-1.1K
Constellation Energy Corp. CEG1.1K$278,4060.07%-209
Blue Owl Technology Fin Corp. OTF27.2K$266,8330.06%new
iShares A.i. Innovation and Tech Active ETF BAI5.5K$257,8930.06%-1.3K
First Business Finl Svcs Inc. FBIZ3.7K$254,4860.06%no change
J P Morgan Exchange Traded F JEPI4.4K$248,3240.06%+6
Talen Energy Corp. TLN785$245,4620.06%-110
Vanguard Mid Cap Index ETF VO2.9K$227,4960.05%no change
RTX Corp. RTX1.2K$226,8640.05%-24
Altria Group, Inc. MO3.3K$222,8280.05%-83
Vanguard Whitehall FDS VYM1.4K$213,5550.05%no change
Procter & Gamble Co. PG1.5K$211,2370.05%-100
Cardinal Health Inc. CAH925$205,8130.05%-197
Selecta Biosciences, Inc. RNAC28.5K$205,5500.05%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 347 it sold out of are in the box above.