Institutions / Bamco Inc /Ny

Bamco Inc /Ny

CIK 1017918 · Institution · as of Mar 31, 2026
Portfolio value
$33.13B
Positions
326
As of
Mar 31, 2026

Portfolio trend

Portfolio value

$33.13B-10.2%
$36.91B$35.02B$33.13BQ4 '25Q1 '26

Positions

326-0.3%
327327326Q4 '25Q1 '26

Top holdings

Mar 31, 2026View all 326 →
CompanyClassValueShares% of portfolio
Tesla Inc$4.44B11,933,50913.4%
Arch Capital Group Ltd.$1.60B16,709,7594.8%
MSCI Inc.$1.45B2,699,3894.4%
Guidewire Software, Inc.$986.72M6,597,4533.0%
Gartner Inc$937.00M5,917,6162.8%
Idexx Laboratories Inc /De$917.77M1,633,3672.8%
Hyatt Hotels Corp$911.87M6,341,6732.8%
FIGS, Inc.$885.60M59,959,4492.7%
FactSet Research Systems Inc$815.14M3,756,5872.5%
Choice Hotels International Inc /De$795.97M7,690,4942.4%
Red Rock Resorts, Inc.$715.71M13,412,8462.2%
Schwab Charles Corp$701.50M7,464,3162.1%
Kinsale Capital Group, Inc.$692.81M2,027,7652.1%
CoStar Group Inc$658.11M16,314,1752.0%
Vail Resorts Inc$647.19M5,043,5332.0%
Spotify Technology S a$639.85M1,319,5251.9%
Shopify Inc$559.68M4,718,2301.7%
NVIDIA Corp$509.21M2,919,7581.5%
Verisk Analytics, Inc.$476.65M2,511,9761.4%
Birkenstock Holding plc$335.59M9,366,0681.0%
On Hldg AG$330.49M9,714,6051.0%
Vertiv Holdings Co$295.97M1,181,1440.9%
SiteOne Landscape Supply, Inc.$274.08M2,059,0760.8%
Interactive Brokers Group Inc$271.46M4,047,3760.8%
Amazon.com Inc$269.64M1,294,6540.8%

Activity

InsidersInstitutions
This fund's 13F position changes — what it's buying and selling.
DateActionCompanyValueShares ΔPosition afterImpact
Q1 2026
as of
Add82509L107$288.24M+2.4M
+106.19%
4,718,230
1.69% of portfolio
high
Q1 2026
as of
AddGartner Inc$269.92M+1.7M
+40.46%
5,917,616
2.83% of portfolio
high
Q1 2026
as of
AddVerisk Analytics, Inc.$229.48M+1.2M
+92.84%
2,511,976
1.44% of portfolio
high
Q1 2026
as of
AddGuidewire Software, Inc.$216.85M+1.4M
+28.17%
6,597,453
2.98% of portfolio
high
Q1 2026
as of
AddFactSet Research Systems Inc$188.29M+868K
+30.04%
3,756,587
2.46% of portfolio
high
Q1 2026
as of
TrimClearwater Analytics Holdings, Inc.$-181.20M-7.7M
-98.02%
154,864
0.01% of portfolio
high
Q1 2026
as of
AddL8681T102$156.25M+322K
+32.31%
1,319,525
1.93% of portfolio
high
Q1 2026
as of
AddH5919C104$146.60M+4.3M
+79.72%
9,714,605
1.00% of portfolio
high
Q1 2026
as of
NewFPS
Forgent Power Solutions, Inc.
Common Stock
$136.83M+4.7M
4,674,583
0.41% of portfolio
high
Q1 2026
as of
TrimCoStar Group Inc$-128.44M-3.2M
-16.33%
16,314,175
1.99% of portfolio
high