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American Capital Management 13F Portfolio

Portfolio Manager
American Capital Management INC
Performance
+24.53% (2026 Q2)
AUM (13F)
$2.23B
# of Holdings
80
Performance Rank
Allocation (Top 20)
68.39%
Latest filing
Q2 2026

American Capital Management INC Holdings Map

Top 50 American Capital Management INC Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
PANW
PALO ALTO NETWORKS INC
8.76%572.9K$195.4M
-8.20%(-51.15K)
2025-Q2: 0 shares2025-Q3: 0 shares2025-Q4: 0 shares2026-Q1: 624.1K shares2026-Q2: 572.9K shares
$172.26(+119.55%)
2026-06-30
FTNT
FORTINET INC
5.03%729.9K$112.1M
-11.95%(-99.04K)
2025-Q2: 1.01M shares2025-Q3: 963.4K shares2025-Q4: 925.8K shares2026-Q1: 828.9K shares2026-Q2: 729.9K shares
$6.82(+2197.73%)
2026-06-30
MEDP
MEDPACE HOLDINGS INC
4.99%210.2K$111.3M
-3.55%(-7.73K)
2025-Q2: 265.4K shares2025-Q3: 248.8K shares2025-Q4: 224.4K shares2026-Q1: 217.9K shares2026-Q2: 210.2K shares
$164.86(+250.91%)
2026-06-30
VRNS
VARONIS SYSTEMS INC
4.22%2.24M$94.1M
-3.72%(-86.67K)
2025-Q2: 1.18M shares2025-Q3: 1.37M shares2025-Q4: 1.51M shares2026-Q1: 2.33M shares2026-Q2: 2.24M shares
$39.92(+12.71%)
2026-06-30
RBC
RBC BEARINGS INC
4.15%143.7K$92.6M
-18.07%(-31.71K)
2025-Q2: 214.6K shares2025-Q3: 217.8K shares2025-Q4: 214.1K shares2026-Q1: 175.4K shares2026-Q2: 143.7K shares
$195.28(+185.55%)
2026-06-30
IDXX
IDEXX LABORATORIES INC
3.83%162.1K$85.3M
-2.38%(-3.95K)
2025-Q2: 189.0K shares2025-Q3: 184.3K shares2025-Q4: 181.7K shares2026-Q1: 166.1K shares2026-Q2: 162.1K shares
$71.23(+662.81%)
2026-06-30
NCNO
NCINO INC
3.74%5.11M$83.5M
+115.02%(+2.73M)
2025-Q2: 1.96M shares2025-Q3: 2.04M shares2025-Q4: 2.03M shares2026-Q1: 2.38M shares2026-Q2: 5.11M shares
$21.85(-4.77%)
2026-06-30
AVAV
AEROVIRONMENT INC
3.13%422.5K$69.7M
-3.17%(-13.85K)
2025-Q2: 757.4K shares2025-Q3: 721.1K shares2025-Q4: 647.7K shares2026-Q1: 436.4K shares2026-Q2: 422.5K shares
$38.62(+399.24%)
2026-06-30
TECH
BIO-TECHNE CORP
3.08%973.8K$68.8M
-4.64%(-47.34K)
2025-Q2: 951.6K shares2025-Q3: 960.4K shares2025-Q4: 941.1K shares2026-Q1: 1.02M shares2026-Q2: 973.8K shares
$63.84(+13.40%)
2026-06-30
SEIC
SEI INVESTMENTS COMPANY
2.93%745.3K$65.4M
-3.03%(-23.29K)
2025-Q2: 463.8K shares2025-Q3: 565.1K shares2025-Q4: 574.8K shares2026-Q1: 768.6K shares2026-Q2: 745.3K shares
$64.67(+64.50%)
2026-06-30

About American Capital Management INCโ€™s portfolio

American Capital Management INC reports $2.23B in US-listed equity holdings across 80 positions in its most recent 13F filing. Its largest disclosed positions are PANW (8.8%), FTNT (5.0%) and MEDP (5.0%). The top 20 holdings account for 68.39% of reported assets. Its disclosed equity book has returned +30.27% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
PANW โ€” 8.9% ($195.38M)FTNT โ€” 5.1% ($112.12M)MEDP โ€” 5.1% ($111.33M)VRNS โ€” 4.3% ($94.06M)RBC โ€” 4.2% ($92.58M)IDXX โ€” 3.9% ($85.34M)NCNO โ€” 3.8% ($83.51M)AVAV โ€” 3.2% ($69.75M)TECH โ€” 3.1% ($68.80M)SEIC โ€” 3.0% ($65.37M)Other โ€” 55.2% ($1.21B)
45%in top 10
  • PANW8.9%
  • FTNT5.1%
  • MEDP5.1%
  • VRNS4.3%
  • RBC4.2%
  • IDXX3.9%
  • NCNO3.8%
  • AVAV3.2%
  • TECH3.1%
  • SEIC3.0%
  • Other55.2%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
1
MRCYMERCURY SYSTEMS INC2.7%
Added to
13
NCNONCINO INC+115.0%
DORMDORMAN PRODUCTS INC+370.3%
AAONAAON INC+35.5%
DTDYNATRACE INC+26.4%
+9 more
Trimmed
34
RAMPLIVE RAMP HOLDINGS INC-86.8%
RBCRBC BEARINGS INC-18.1%
JKHYJACK HENRY & ASSOCIATES INC-58.9%
PANWPALO ALTO NETWORKS INC-8.2%
+30 more

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Source filings

Holdings on this page are parsed from American Capital Management INCโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1320168). View American Capital Management INCโ€™s 13F filings on SEC

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