BAMCO INC /NY/ - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-05-15
1:54 pm
Purchase
2026-03-3113GGARTNER INC
IT
BAMCO INC /NY/5,917,616
8.400%
1,595,503increase
(+36.91%)
Filing
History
2026-05-15
1:37 pm
Purchase
2026-03-3113GANDERSEN GROUP INC
ANDG
BAMCO INC /NY/900,149
7.120%
900,149increase
(New Position)
Filing
History
2026-05-15
1:32 pm
Purchase
2026-03-3113GBIRKENSTOCK HLDG PLC
BIRK
BAMCO INC /NY/9,366,068
5.090%
9,366,068increase
(New Position)
Filing
History
2026-05-15
1:28 pm
Purchase
2026-03-3113GSTEVANATO GROUP S P A HS USD
STVN
BAMCO INC /NY/2,500,438
5.030%
2,500,438increase
(New Position)
Filing
History
2026-05-15
1:09 pm
Purchase
2026-03-3113GKINSALE CAP GROUP INC
KNSL
BAMCO INC /NY/2,027,765
8.760%
282,350increase
(+16.18%)
Filing
History
2026-03-06
10:50 am
Purchase
2026-02-2813GFACTSET RESEARCH SYSTEMS INC
FDS
BAMCO INC /NY/3,789,413
10.210%
900,568increase
(+31.17%)
Filing
History
2026-03-03
5:38 pm
Purchase
2026-03-0213DFIGS INC
FIGS
BAMCO INC /NY/59,959,449
37.930%
1,287,865increase
(+2.20%)
Filing
History
2026-02-17
09:43 am
Purchase
2025-12-3113GFACTSET RESEARCH SYSTEMS INC
FDS
BAMCO INC /NY/2,888,845
7.790%
1,069,786increase
(+58.81%)
Filing
History
2026-02-17
09:41 am
Sale
2025-12-3113GVAIL RESORTS INC
MTN
BAMCO INC /NY/4,809,928
13.440%
-892,764decrease
(-15.66%)
Filing
History
2026-02-17
09:36 am
Purchase
2025-12-3113GHYATT HOTELS CORPORATION
H
BAMCO INC /NY/6,106,485
14.600%
555,696increase
(+10.01%)
Filing
History
2026-02-17
09:34 am
Sale
2025-12-3113GGUIDEWIRE SOFTWARE INC
GWRE
BAMCO INC /NY/5,147,550
6.050%
-860,579decrease
(-14.32%)
Filing
History
2026-02-17
09:31 am
Sale
2025-12-3113GARCH CAPITAL GROUP LTD
ACGL
BAMCO INC /NY/17,987,505
4.960%
-2,737,852decrease
(-13.21%)
Filing
History
2026-01-07
12:55 pm
Purchase
2025-12-3113GCHOICE HOTELS INT'L INC
CHH
BAMCO INC /NY/7,473,575
16.150%
2,723,761increase
(+57.34%)
Filing
History
2025-11-14
11:27 am
Purchase
2025-09-3013GVAIL RESORTS INC
MTN
BAMCO INC /NY/5,702,692
15.890%
517,556increase
(+9.98%)
Filing
History
2025-11-14
11:26 am
Sale
2025-09-3013GONTERRIS INC
ONT
BAMCO INC /NY/2,160,463
6.120%
-535,219decrease
(-19.85%)
Filing
History
2025-11-14
11:25 am
Purchase
2025-09-3013GGARTNER INC
IT
BAMCO INC /NY/4,322,113
5.710%
550,504increase
(+14.60%)
Filing
History
2025-11-14
11:24 am
Sale
2025-09-3013GIRIDIUM COMM INC
IRDM
BAMCO INC /NY/682,986
0.650%
-7,694,921decrease
(-91.85%)
Filing
History
2025-11-14
11:23 am
Sale
2025-09-3013GINDIE SEMICONDUCTOR INC
INDI
BAMCO INC /NY/21,557,287
10.860%
-3,737,489decrease
(-14.78%)
Filing
History
2025-11-14
11:22 am
Sale
2025-09-3013GFACTSET RESEARCH SYSTEMS INC
FDS
BAMCO INC /NY/1,819,059
4.810%
-658,968decrease
(-26.59%)
Filing
History
2025-11-14
11:21 am
Purchase
2025-09-3013GCAREDX INC
CDNA
BAMCO INC /NY/3,155,180
5.930%
3,155,180increase
(New Position)
Filing
History
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