AMERICAN CAPITAL MANAGEMENT INC

CIK
1320168
City
NEW YORK
State / Country
NY

Top Portfolio Positions

72 positions · $1,858,964,726 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio
MEDP
Medpace Holdings, Inc.
Healthcare
217,947 $104,655,969 5.63%
PANW
Palo Alto Networks Inc
Technology
624,084 $100,053,146 5.38%
RBC
RBC Bearings INC
Industrials
175,443 $95,286,602 5.13%
IDXX
Idexx Laboratories Inc /De
Healthcare
166,056 $93,305,205 5.02%
AVAV
AeroVironment Inc
Industrials
436,367 $79,876,979 4.30%
KTOS
Kratos Defense & Security Solutions, Inc.
Industrials
1,071,908 $75,580,233 4.07%
FTNT
Fortinet, Inc.
Technology
828,923 $67,739,587 3.64%
SEIC
Sei Investments Co
Financial Services
768,615 $60,313,219 3.24%
RMD
Resmed Inc
Healthcare
265,399 $59,576,767 3.20%
GMED
Globus Medical Inc
Healthcare
663,049 $57,128,301 3.07%

Portfolio Trend

25 quarters · across all stocks

Holdings in RBC

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Shares Held

Position Value (USD)

24 of 24 shown
Report Date Value (USD) Shares
2026-03-31 $95,286,602 175,443
2025-12-31 $96,016,486 214,117
2025-09-30 $85,012,577 217,819
2025-06-30 $82,563,842 214,563
2025-03-31 $74,167,341 230,498
2024-12-31 $67,984,650 227,267
2024-09-30 $65,164,847 217,666
2024-06-30 $59,160,865 219,293
2024-03-31 $58,944,951 218,032
2023-12-31 $63,874,617 224,208
2023-09-30 $51,812,032 221,296
2023-06-30 $47,738,796 219,519
2023-03-31 $48,533,979 208,542
2022-12-31 $41,466,582 198,073
2022-09-30 $40,895,553 196,793
2022-06-30 $36,785,630 198,895
2022-03-31 $38,357,606 197,842
2021-09-30 $38,870,796 183,180
2021-06-30 $32,590,014 163,424
2021-03-31 $26,500,196 134,676
2020-12-31 $16,209,565 90,536
2020-09-30 $10,963,565 90,451
2020-06-30 $12,090,810 90,203
2020-03-31 $10,087,712 89,438