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 TW

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Shares Held

Position Value (USD)

24 of 24 shown
Report Date Value (USD) Shares
2026-03-31 $29,326,402 249,247
2025-12-31 $27,822,211 258,715
2025-09-30 $29,521,345 266,006
2025-06-30 $42,429,501 289,819
2025-03-31 $46,634,849 314,124
2024-12-31 $39,045,188 298,237
2024-09-30 $36,387,300 294,229
2024-06-30 $31,443,310 296,635
2024-03-31 $30,682,856 294,546
2023-12-31 $27,756,478 305,419
2023-09-30 $24,630,382 307,112
2023-06-30 $21,167,578 309,106
2023-03-31 $24,621,130 311,581
2022-12-31 $20,334,193 313,171
2022-09-30 $20,567,177 364,537
2022-06-30 $20,758,715 304,157
2022-03-31 $26,490,959 301,479
2021-12-31 $28,072,246 280,330
2021-09-30 $20,137,726 249,291
2021-06-30 $17,389,679 205,649
2021-03-31 $13,368,914 180,661
2020-12-31 $323,678 5,183
2020-09-30 $274,920 4,740
2020-06-30 $263,781 4,537