DOSSIER · 13F Holders · Q4 2025
ONTF

ON24 INC

18 institutions still hold ON24 INC as of Q4 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 68339B104·18 13F holders·last filed Dec 31, 2025
Market cap
13F value held
$47M
visible holders
Holders
18
filers reporting
Concentration
72.10%
Indaba Capital Management, L.P. #1
top holder share
AI Holders Summary · Q4 2025

18 institutions reported ONTF in Q4 2025. Indaba Capital Management, L.P. leads at 72.1% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Indaba Capital Management, L.P.
CIK 0001524362
$34M4.2M100.00%Q4 2025
02
GLAZER CAPITAL, LLC
CIK 0001076809
$9M1.1M0.19%Q1 2026
03
TWO SIGMA ADVISERS, LP
CIK 0001478735
$1M176K0.00%Q4 2025
04
Engineers Gate Manager LP
CIK 0001620220
$738K91K0.01%Q1 2026
05
PRICE T ROWE ASSOCIATES INC /MD/
CIK 0000080255
$472K58K0.00%Q1 2026
06
ALLIANCEBERNSTEIN L.P.
CIK 0001109448
$408K51K0.00%Q1 2026
07
BCK CAPITAL MANAGEMENT LP
CIK 0001819275
$300K37K1.31%Q1 2026
08
Murchinson Ltd.
CIK 0001838556
$244K30K0.03%Q1 2026
09
SG Americas Securities, LLC
CIK 0001313360
$235K29K0.00%Q1 2026
10
Opes Wealth Management LLC
CIK 0001766918
$182K23K0.03%Q1 2026
11
CWM, LLC
CIK 0001535847
$77K10K0.00%Q1 2026
12
PNC FINANCIAL SERVICES GROUP, INC.
CIK 0000713676
$55K7K0.00%Q4 2025
13
Covestor Ltd
CIK 0001909846
$9K1K0.01%Q1 2026
14
Advisors Asset Management, Inc.
CIK 0001297376
$3K4250.00%Q1 2026
15
IFP Advisors, Inc
CIK 0001641866
$470580.00%Q2 2026
16
Sunbelt Securities, Inc.
CIK 0001632932
$332410.00%Q1 2026
17
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025
18
Avion Wealth
CIK 0001792704
$0860.00%Q1 2026
Insiders at ON24 INC
Sharan SharatBlackie JamesVattuone StevenSahasi JayeshZwarenstein BarryTrempont DominiqueAnania TeresaArora Anil