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Potomac Fund Management Inc.

CIK 826000 · latest 13F filed 13 August 2026 · Read the filing on EDGAR

Potomac Fund Management Inc. reported 109 US-listed holdings worth $3.97 billion in its 13F for the quarter ended 30 June 2026, filed 13 August 2026. Its largest: iShares Core S&P 500 ETF (66.9%), Bondbloxx ETF Trust (9.9%) and SPDR Ser Trust (3.5%). Against the quarter before, it opened 21 positions, added to 43, trimmed 43 and sold out of 17.

Reported holdings$3.97B+38.0% on Q1 2026
Positions109+4 on Q1 2026
The largest ten89.0%of its reported holdings
Latest 13FQ2 2026filed 13 August 2026
Where the money is
OpenedAdded toTrimmed
IVV66.9%XHLF9.9%SPYM3.5%SGOV2.1%SECT1.5%XCCC1.5%XBB1.4%VWOB0.8%UUP0.8%FALN0.8%XEMD0.7%ROE0.7%95 more8.2%

The 14 largest of its 109 positions, each sized by its share of the reported holdings, coloured by the change in shares against Q1 2026.

Reported holdings, quarter by quarter
Q4 2024: $1.70 billion in 96 positions$1.70BQ4 24Q1 2025: $227.5 million in 72 positions$227MQ1 25Q2 2025: $1.75 billion in 97 positions$1.75BQ2 25Q3 2025: $2.36 billion in 103 positions$2.36BQ3 25Q4 2025: $2.71 billion in 108 positions$2.71BQ4 25Q1 2026: $2.88 billion in 105 positions$2.88BQ1 26Q2 2026: $3.97 billion in 109 positions$3.97BQ2 26

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

What it did on the quarter

Opened 21Added 43Held 2Trimmed 43Sold out 17
Opened: 21Added: 43Held: 2Trimmed: 43Sold out: 17

Its positions against its 13F for the quarter to 31 March 2026; a change under 0.1% of a position counts as held

Opened 21

  1. Bondbloxx ETF Trust XCCC$59.4 million
  2. Bondbloxx ETF Trust XBB$55.0 million
  3. Vanguard Whitehall FDS VWOB$30.0 million
  4. iShares ETFs FALN$29.9 million
  5. Bondbloxx ETF Trust XEMD$29.8 million
  6. VG Totl STK Vprs VTI$28.0 million
  7. Wisdomtree Trust DGRW$27.8 million
  8. SPDR Blmbg Barclays Convert Secs ETF CWB$27.7 million

and 13 more in the table below

Added to 43

  1. iShares Core S&P 500 ETF IVV+531,502 shares · +18%
  2. SPDR Ser Trust SPYM+1.5 million shares · +5040%
  3. Bondbloxx ETF Trust XHLF+1.4 million shares · +22%
  4. Select Sector SPDR Trust XLE+203,800 shares · +85%
  5. Global X FDS SIL+126,200 shares · +70%
  6. SPDR Ser Trust XME+77,000 shares · +53%
  7. Advisors Inner Circle FD II EDGU+69,327 shares · +115%
  8. Invesco DB US DLR Index Trust UUP+47,318 shares · +5%

and 35 more in the table below

Trimmed 43

  1. Select Sector SPDR Trust XLV-169,444 shares · -99%
  2. iShares Trust SGOV-88,800 shares · -10%
  3. Invesco Actvely Mngd Etc FD PDBC-177,629 shares · -11%
  4. Advisors Inner Circle FD II EDGF-87,033 shares · -27%
  5. Vaneck ETF Trust SMH-2,120 shares · -5%
  6. Ea Series Trust ROE-24,426 shares · -4%
  7. U.S. Bancorp USB-16,444 shares · -58%
  8. iShares Trust SHY-2,375 shares · -41%

and 35 more in the table below

Sold out of 17

  1. Litman Gregory FDS Trust DBMF$28.5 million last quarter
  2. Kraneshares Trust KMLM$28.1 million last quarter
  3. Select Sector SPDR Trust XLP$24.8 million last quarter
  4. Vanguard World FD VHT$24.8 million last quarter
  5. iShares Trust Latn Amer 40 ETF ILF$15.7 million last quarter
  6. iShares Trust ITA$15.5 million last quarter
  7. iShares Trust EFV$15.3 million last quarter
  8. Honeywell International Inc. HON$2.0 million last quarter

What it holds

CompanySharesValueOf its bookChange in shares
iShares Core S&P 500 ETF IVV3,546,980$2.66 billion66.88%+531,502
Bondbloxx ETF Trust XHLF7,802,882$392.5 million9.88%+1,385,900
SPDR Ser Trust SPYM1,565,618$137.6 million3.46%+1,535,156
iShares Trust SGOV816,856$82.2 million2.07%-88,800
Northern LTS FD Trust IV SECT845,221$60.9 million1.53%+12,754
Bondbloxx ETF Trust XCCC1,624,900$59.4 million1.50%new
Bondbloxx ETF Trust XBB1,342,400$55.0 million1.39%new
Vanguard Whitehall FDS VWOB446,500$30.0 million0.76%new
Invesco DB US DLR Index Trust UUP1,055,200$30.0 million0.75%+47,318
iShares ETFs FALN1,098,300$29.9 million0.75%new
Bondbloxx ETF Trust XEMD662,900$29.8 million0.75%new
Ea Series Trust ROE657,300$28.0 million0.71%-24,426
VG Totl STK Vprs VTI75,720$28.0 million0.71%new
Wisdomtree Trust DGRW290,900$27.8 million0.70%new
SPDR Blmbg Barclays Convert Secs ETF CWB257,100$27.7 million0.70%new
Wisdomtree Trust DXJ159,700$27.7 million0.70%+764
Vaneck ETF Trust SMH39,080$25.6 million0.65%-2,120
iShares Trust IWO61,560$24.3 million0.61%new
iShares Russell 2000 ETF IWM79,800$24.0 million0.60%new
Invesco Actvely Mngd Etc FD PDBC1,504,900$23.9 million0.60%-177,629
SPDR Ser Trust XME221,400$23.7 million0.60%+77,000
Global X FDS SIL305,400$23.7 million0.60%+126,200
Select Sector SPDR Trust XLE444,100$23.6 million0.59%+203,800
Main Buywrite ETF BUYW792,716$11.5 million0.29%+79,140
Advisors Inner Circle FD II EDGF233,683$5.8 million0.15%-87,033
Advisors Inner Circle FD II EDGU129,472$4.1 million0.10%+69,327
Thematic Innovation TMAT102,836$3.2 million0.08%-1,255
Advisors Inner Circle FD II EDGH82,450$2.6 million0.07%+3,689
Microsoft Corp. MSFT6,294$2.3 million0.06%-50
JPMorgan Chase & Co. JPM6,946$2.3 million0.06%-47
Advisors Inner Circle FD II EDGI71,594$2.2 million0.06%+38,309
Wells Fargo & Company WFC24,995$2.1 million0.05%+245
Shell plc SHEL26,621$2.1 million0.05%-247
Gilead Sciences, Inc. GILD16,241$2.1 million0.05%+31
Analog Devices Inc. ADI4,995$2.0 million0.05%+441
AstraZeneca PLC AZN10,398$2.0 million0.05%no change
L3Harris Technologies, Inc. LHX6,674$1.9 million0.05%-5
Qnity Electronics, Inc. Q11,524$1.9 million0.05%-136
Home Depot, Inc. HD5,238$1.8 million0.05%+175
Procter & Gamble Co. PG12,022$1.8 million0.04%+316
McDonald's Corp. MCD6,392$1.7 million0.04%+221
PNC Financial Services Group, Inc. PNC6,802$1.7 million0.04%-137
Bank of America Corp. BAC27,519$1.6 million0.04%-80
Abbott Laboratories ABT16,944$1.5 million0.04%+1,442
Arthur J. Gallagher & Co. AJG6,560$1.5 million0.04%+177
Equinix Inc. EQIX1,375$1.4 million0.04%-33
NetEase, Inc. NTES10,194$1.3 million0.03%+5,635
ConocoPhillips COP11,742$1.2 million0.03%-21
Comcast Corp. CMCSA49,643$1.2 million0.03%-4,354
iShares Trust AGG11,840$1.2 million0.03%+1,997
TE Connectivity plc TEL5,808$1.2 million0.03%+98
DuPont de Nemours, Inc. DD8,513$1.2 million0.03%new
PepsiCo Inc. PEP8,122$1.1 million0.03%+275
Waste Management Inc. WM4,864$1.1 million0.03%+253
Honeywell International Inc. HON4,325$968,2630.02%new
Johnson & Johnson JNJ3,668$931,5170.02%+497
Honeywell Aerospace Inc. Com HONA4,150$917,4820.02%new
Microchip Technology Inc. MCHP10,043$915,9240.02%-464
Vanguard Ftse Developed Markets VEA12,405$883,8840.02%-93
NVIDIA Corp. NVDA4,399$880,1270.02%+647
Qualcomm Inc. QCOM4,471$826,1900.02%-167
Solstice Advanced Materials Inc. SOLS9,305$824,4580.02%-300
Vanguard Growth ETF VUG9,498$818,1450.02%+7,899
iShares Trust TFLO14,996$759,2450.02%+101
iShares Trust STIP7,268$742,5240.02%+79
Evergy, Inc. EVRG8,420$727,7740.02%+56
U.S. Bancorp USB11,871$716,9800.02%-16,444
Eli Lilly & Co. LLY589$706,8510.02%-72
Xylem Inc. XYL5,943$702,5220.02%new
Sempra SRE7,328$679,3700.02%+82
RTX Corp. RTX3,485$661,1710.02%+42
Chevron Corp. CVX3,919$649,6840.02%-12
Broadcom Inc. AVGO1,706$644,2650.02%-236
Alphabet Inc. GOOG1,776$627,6500.02%-217
Amazon.com Inc. AMZN2,528$602,5240.02%-291
Vanguard Value ETF VTV2,626$572,2630.01%-113
Eastman Chemical Co. EMN8,502$569,4730.01%+117
CME Group Inc. CME2,514$555,2350.01%new
Vanguard Scottsdale FDS VMBS11,837$554,0790.01%-181
iShares Trust IEI4,659$547,1840.01%-155
Visa Inc. V1,550$531,8120.01%-188
Mastercard Inc. MA989$507,7490.01%-117
DBX ETF Trust SNPE7,187$494,9300.01%+9
iShares Trust EAGG10,427$494,3390.01%+115
ServiceNow, Inc. NOW4,978$494,2160.01%-516
Vanguard Charlotte FDS BNDX9,877$478,3460.01%+118
Oracle Corp. ORCL3,259$477,6560.01%-442
Vanguard BD Index FDS BSV5,802$452,0040.01%+114
Shopify Inc. SHOP3,940$449,8690.01%-567
iShares Gold Trust IAU5,591$422,1760.01%+25
Select Sector SPDR Trust XLV2,306$365,9180.01%-169,444
Invesco Exch TRD SLF Idx FD BSCS17,600$358,4260.01%new
Invesco ETFs BSCR18,262$358,2070.01%new
Invesco Exch TRD SLF Idx FD BSCQ18,344$358,1760.01%new
Vanguard Ftse Emerging Markets VWO5,982$357,0820.01%-79
iShares Core S&P Mid-Cap ETF IJH4,419$340,7320.01%-172
MSCI Inc. MSCI600$336,2900.01%-69
Starbucks Corp. SBUX3,268$333,9190.01%-384
Lam Research Corp. LRCX766$331,8440.01%new
iShares Core S&P Small-Cap ETF IJR2,101$311,6410.01%-106
iShares Trust SHY3,477$285,5000.01%-2,375
SPDR Ser Trust XAR866$245,8150.01%new
Financial Select Sector SPDR ETF XLF4,503$241,4310.01%+6
IDEXX Laboratories Inc. IDXX456$240,0570.01%-54
Costar Group, Inc. CSGP8,451$239,3320.01%-936
Airbnb, Inc. ABNB1,541$220,5170.01%-195
General Electric Co. GE582$217,5110.01%new
Vanguard Intermed Term Bond ETF BIV2,800$214,7660.01%+63
Vanguard BD Index FDS BLV3,102$213,7870.01%+95
Every US-listed position in the fund's 13F for the quarter ended 30 June 2026, by the value it reported.
Read moreChange is shares against its 13F for the quarter before; the 17 it sold out of are in the box above.