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 SPSC

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Shares Held

Position Value (USD)

25 of 25 shown
Report Date Value (USD) Shares
2026-03-31 $4,791,850 86,076
2025-12-31 $27,343,836 306,786
2025-09-30 $29,521,086 283,475
2025-06-30 $31,636,434 232,467
2025-03-31 $34,965,993 263,437
2024-12-31 $37,850,422 205,720
2024-09-30 $32,699,587 168,407
2024-06-30 $32,991,598 175,338
2024-03-31 $32,299,996 174,689
2023-12-31 $32,427,881 167,292
2023-09-30 $28,671,522 168,053
2023-06-30 $33,428,811 174,054
2023-03-31 $27,166,664 178,376
2022-12-31 $22,926,553 178,514
2022-09-30 $23,215,232 186,873
2022-06-30 $20,352,391 180,030
2022-03-31 $23,704,297 180,673
2021-12-31 $10,729,915 75,377
2021-09-30 $11,935,326 73,990
2021-06-30 $7,418,355 74,295
2021-03-31 $6,787,937 68,351
2020-12-31 $7,416,371 68,297
2020-09-30 $5,269,618 67,672
2020-06-30 $5,065,717 67,435
2020-03-31 $3,164,772 68,045