ONTF

On24 Inc$8.10 0.12%
UnclassifiedUCCUSIP 68339B104· EOD Mar 31, 2026◍ Confluence graph
Tracked 13F Holders
32
+7 QoQ
13F Value (tracked)
$71.0M
Insider Net · 180d
-$2.5M
0↑ 4↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)12 adding · 3 trimming
Insider net (180d)-$2.5M

Price & smart-money activity

$8.10 0.12%5Y -77.9%
$1.75$11.95$22.15$32.35$42.5520212022202320242025202617142714191816181914229271111272020211329221614207817201301319221212102022481615216182114143018
Hover for who · click for detailEnd-of-day closing prices52w $4.46 – $8.10
Build

Use ONTF data in an agent

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent who owns ONTF

This stock page is the Follow view. The Build view lets your agent query ONTF owners, fund changes, insider filings, and source links through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/ONTF"
Ask your agent
Use Arkolith to show who owns ONTF,
which funds added or reduced it, and which
SEC filings prove each claim.

Top institutional holders

32 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$21.1M
2.6M
−3.0%
Reduced · −81K sh
Q1 2026
2VANGUARD GROUP INC
$15.7M
2.0M
−28%
Reduced · −785K sh
Q4 2025
3ODDO BHF ASSET MANAGEMENT SAS
$12.7M
1.6M
New
+1.6M sh
Q1 2026
4GEODE CAPITAL MANAGEMENT, LLC
$7.2M
895K
+4.8%
Added · +41K sh
Q1 2026
5STATE STREET CORP
$6.1M
756K
−10%
Reduced · −85K sh
Q1 2026
6VANGUARD FIDUCIARY TRUST CO
$2.0M
245K
New
+245K sh
Q1 2026
7VANGUARD PORTFOLIO MANAGEMENT LLC
$1.7M
215K
New
+215K sh
Q1 2026
8Utah Retirement Systems
$798K
99K
Held
Q1 2026
9Engineers Gate Manager LP
$738K
91K
New
+91K sh
Q1 2026
10LMR Partners LLP
$729K
90K
New
+90K sh
Q1 2026
11Skandinaviska Enskilda Banken AB (publ)
$604K
75K
New
+75K sh
Q1 2026
12CSS LLC/IL
$331K
41K
New
+41K sh
Q1 2026
13FMR LLC
$247K
31K
+468%
Added · +25K sh
Q1 2026
14Polar Asset Management Partners Inc.
$243K
30K
New
+30K sh
Q1 2026
15MetLife Investment Management, LLC
$180K
22K
+26%
Added · +5K sh
Q1 2026
16Vanguard Personalized Indexing Management, LLC
$154K
19K
New
+19K sh
Q1 2026
17WEALTH ENHANCEMENT ADVISORY SERVICES, LLC
$92K
11K
New
+11K sh
Q1 2026
18CWM, LLC
$77K
10K
+22%
Added · +2K sh
Q1 2026
19Police & Firemen's Retirement System of New Jersey
$76K
9K
Held
Q1 2026
20Ameritas Investment Partners, Inc.
$25K
3K
Held
Q1 2026
21NISA INVESTMENT ADVISORS, LLC
$17K
2K
−57%
Reduced · −3K sh
Q1 2026
22GROUP ONE TRADING LLC
$12K
1K
New
+1K sh
Q1 2026
23Arax Advisory Partners
$10K
1K
+77%
Added · +527 sh
Q1 2026
24GAMMA Investing LLC
$9K
1K
+306%
Added · +828 sh
Q1 2026
25SBI Securities Co., Ltd.
$6K
784
−3.8%
Reduced · −31 sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
8
funds
Added
4
funds
Reduced
3
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$2.5M
4 insiders
Net
-$2.5M
18 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Mar 20, 2026Vattuone StevenChief Financial OfficerSell (S)3K$28K
Mar 20, 2026Blackie JamesChief Revenue OfficerSell (S)3K$25K
Mar 20, 2026Sahasi JayeshEV President, Product and CTOSell (S)4K$30K
Mar 20, 2026Sharan SharatPresident and Chief Executive, Director, 10% OwnerSell (S)17K$139K
Mar 3, 2026Vattuone StevenChief Financial OfficerSell (S)22K$177K
Mar 2, 2026Blackie JamesChief Revenue OfficerSell (S)20K$162K
Mar 2, 2026Vattuone StevenChief Financial OfficerSell (S)23K$183K
Mar 2, 2026Sharan SharatPresident and Chief Executive, Director, 10% OwnerSell (S)16K$126K
Mar 2, 2026Sahasi JayeshEV President, Product and CTOSell (S)22K$173K
Feb 26, 2026Sahasi JayeshEV President, Product and CTOGrant (A)30K$0
Feb 26, 2026Sharan SharatPresident and Chief Executive, Director, 10% OwnerGrant (A)126K$0
Feb 26, 2026Blackie JamesChief Revenue OfficerGrant (A)25K$0

Institutional ownership over time

90 funds+23 since Q2 2022
04590Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $133.3M

Funds that own ONTF also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT34 funds$11.2B
GENERAL MOTORS COGM34 funds$704.7M
ADOBE INCADBE34 funds$681.0M
APPLE INCAAPL33 funds$12.6B
AMAZON.COM INCAMZN33 funds$8.6B
META PLATFORMS INC-CLASS AMETA33 funds$4.9B
TESLA INCTSLA33 funds$3.5B
PALANTIR TECHNOLOGIES INC-APLTR33 funds$1.5B
ORACLE CORPORCL33 funds$1.3B
CARDINAL HEALTH INCCAH33 funds$698.8M
ARISTA NETWORKS INCANET33 funds$676.8M
US BANCORPUSB33 funds$586.0M

Ranked by how many of ONTF's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ONTF. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.