Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads — coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

🧭 Guided View
New to markets — prices, yields, YTD, market cap? We explain every term as you browse, in plain English. Same data, with the help built in.

⚡ Expert View
You already know the market. Just the data — clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Security record · archived quarter

CBLL

CeriBell, Inc. · Healthcare · Medical - Devices

23.95 0.0% mkt cap $908.73M quote delayed (FMP) · as of Aug 25 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024
54Tracked holders
+2Δ holders
17.21MShares held
$315.46MReported value
+5New positions
−3Exits
Rising Conviction score 63/100 4 quarters of rising tracked shares ●●●●○○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +3.8% · share flow +13.0% · net new positions +3.7%formula
Broad accumulation — rising shares across more holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 55 +3 18.41M $358.31M +6 −3
Q1 2026 54 +2 17.21M $315.46M +5 −3
Q4 2025 52 +2 15.60M $342.15M +3 −1
Q3 2025 13 -1 10.65M $122.41M −1
Q2 2025 11 +3 9.35M $175.16M +4 −1
Q1 2025 5 -4 940.06K $18.06M −4
Q4 2024 9 +8 1.55M $40.23M +8
Holder count
Who holds it · Q1 2026
#ManagerSharesΔ sharesValueTheir weightHeld
1 Fidelity (FMR) 4.85M +23.5% $88.91M 0.0% ▲ Add 4 SEC ↗
2 Fidelity (FMR) 4.85M +23.5% $88.91M 0.0% ▲ Add 4 SEC ↗
3 Fidelity (FMR) 4.85M +23.5% $88.91M 0.0% ▲ Add 4 SEC ↗
4 Fidelity (FMR) 4.85M +23.5% $88.91M 0.0% ▲ Add 4 SEC ↗
5 Fidelity (FMR) 4.85M +23.5% $88.91M 0.0% ▲ Add 4 SEC ↗
6 BlackRock (passive) 1.81M -1.9% $33.24M 0.0% ▼ Trim 4 SEC ↗
7 BlackRock (passive) 1.81M -1.9% $33.24M 0.0% ▼ Trim 4 SEC ↗
8 BlackRock (passive) 1.81M -1.9% $33.24M 0.0% ▼ Trim 4 SEC ↗
9 BlackRock (passive) 1.81M -1.9% $33.24M 0.0% ▼ Trim 4 SEC ↗
10 BlackRock (passive) 1.81M -1.9% $33.24M 0.0% ▼ Trim 4 SEC ↗
11 BlackRock (passive) 1.81M -1.9% $33.24M 0.0% ▼ Trim 4 SEC ↗
12 BlackRock (passive) 1.81M -1.9% $33.24M 0.0% ▼ Trim 4 SEC ↗
13 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
14 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
15 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
16 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
17 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
18 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
19 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
20 Bank of New York Mellon Corp 1.16M -5.0% $21.28M 0.0% ▼ Trim 2 SEC ↗
21 Vanguard Capital Management Llc 1.14M $20.84M 0.0% n/c 1 SEC ↗
22 Federated Hermes, Inc. 939.46K +19.4% $17.22M 0.0% ▲ Add 2 SEC ↗
23 Federated Hermes, Inc. 939.46K +19.4% $17.22M 0.0% ▲ Add 2 SEC ↗
24 Franklin Resources Inc 809.51K +54.7% $14.84M 0.0% ▲ Add 2 SEC ↗
25 Franklin Resources Inc 809.51K +54.7% $14.84M 0.0% ▲ Add 2 SEC ↗
26 Franklin Resources Inc 809.51K +54.7% $14.84M 0.0% ▲ Add 2 SEC ↗
27 Adage Capital Partners 756.75K +51.4% $13.87M 0.0% ▲ Add 2 SEC ↗
28 Geode Capital Management (passive) 611.98K +0.5% $11.22M 0.0% ▲ Add 6 SEC ↗
29 Geode Capital Management (passive) 611.98K +0.5% $11.22M 0.0% ▲ Add 6 SEC ↗
30 Millennium Management 552.02K +177.8% $10.12M 0.0% ▲ Add 6 SEC ↗
31 State Street Global Advisors (passive) 525.43K +11.3% $9.63M 0.0% ▲ Add 6 SEC ↗
32 Massachusetts Financial Services Co… 508.49K 0.0% $9.32M 0.0% ▲ Add 2 SEC ↗
33 Goldman Sachs Group 411.03K +26.5% $7.53M 0.0% ▲ Add 3 SEC ↗
34 Two Sigma Investments 326.03K -5.1% $5.98M 0.0% ▼ Trim 4 SEC ↗
35 Bank Of America Corp /De/ 319.84K +15.3% $5.86M 0.0% ▲ Add 2 SEC ↗
36 Bank Of America Corp /De/ 319.84K +15.3% $5.86M 0.0% ▲ Add 2 SEC ↗
37 Bank Of America Corp /De/ 319.84K +15.3% $5.86M 0.0% ▲ Add 2 SEC ↗
38 Bank Of America Corp /De/ 319.84K +15.3% $5.86M 0.0% ▲ Add 2 SEC ↗
39 Citadel Advisors 288.11K +49.7% $5.28M 0.0% ▲ Add 2 SEC ↗
40 Citadel Advisors 288.11K +49.7% $5.28M 0.0% ▲ Add 2 SEC ↗
41 JPMorgan Chase 287.21K -26.0% $5.10M 0.0% ▼ Trim 3 SEC ↗
42 JPMorgan Chase 287.21K -26.0% $5.10M 0.0% ▼ Trim 3 SEC ↗
43 JPMorgan Chase 287.21K -26.0% $5.10M 0.0% ▼ Trim 3 SEC ↗
44 Morgan Stanley 230.92K +10.1% $4.23M 0.0% ▲ Add 3 SEC ↗
45 Morgan Stanley 230.92K +10.1% $4.23M 0.0% ▲ Add 3 SEC ↗
46 Morgan Stanley 230.92K +10.1% $4.23M 0.0% ▲ Add 3 SEC ↗
47 Morgan Stanley 230.92K +10.1% $4.23M 0.0% ▲ Add 3 SEC ↗
48 Morgan Stanley 230.92K +10.1% $4.23M 0.0% ▲ Add 3 SEC ↗
49 Morgan Stanley 230.92K +10.1% $4.23M 0.0% ▲ Add 3 SEC ↗
50 Morgan Stanley 230.92K +10.1% $4.23M 0.0% ▲ Add 3 SEC ↗
51 Northern Trust Corp 190.71K +4.6% $3.50M 0.0% ▲ Add 2 SEC ↗
52 Northern Trust Corp 190.71K +4.6% $3.50M 0.0% ▲ Add 2 SEC ↗
53 Northern Trust Corp 190.71K +4.6% $3.50M 0.0% ▲ Add 2 SEC ↗
54 Charles Schwab Investment… 189.48K -0.6% $3.47M 0.0% ▼ Trim 2 SEC ↗
55 Quantinno Capital Management LP 140.35K +3.0% $2.57M 0.0% ▲ Add 2 SEC ↗
56 Hrt Financial Lp 135.42K -47.0% $2.48M 0.0% ▼ Trim 2 SEC ↗
57 Bnp Paribas Financial Markets 105.97K -52.6% $1.94M 0.0% ▼ Trim 2 SEC ↗
58 Deutsche Bank Ag\ 88.50K +3.9% $1.62M 0.0% ▲ Add 2 SEC ↗
59 Deutsche Bank Ag\ 88.50K +3.9% $1.62M 0.0% ▲ Add 2 SEC ↗
60 Deutsche Bank Ag\ 88.50K +3.9% $1.62M 0.0% ▲ Add 2 SEC ↗
61 D. E. Shaw & Co. 84.72K New $1.55M 0.0% New 1 SEC ↗
62 Wellington Management 83.13K New $1.52M 0.0% New 1 SEC ↗
63 Point72 Asset Management 77.73K New $1.42M 0.0% New 1 SEC ↗
64 Alliancebernstein L.P. 61.55K -8.6% $1.35M 0.0% ▼ Trim 2 SEC ↗
65 Nuveen, LLC 54.87K +0.6% $1.01M 0.0% ▲ Add 2 SEC ↗
66 Nuveen, LLC 54.87K +0.6% $1.01M 0.0% ▲ Add 2 SEC ↗
67 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
68 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
69 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
70 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
71 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
72 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
73 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
74 AQR Capital Management 52.79K +107.9% $967,604 0.0% ▲ Add 2 SEC ↗
75 Sei Investments Co 50.36K +2.3% $923,099 0.0% ▲ Add 2 SEC ↗
76 Jane Street Group, Llc 42.97K +23.6% $787,658 0.0% ▲ Add 2 SEC ↗
77 Jane Street Group, Llc 42.97K +23.6% $787,658 0.0% ▲ Add 2 SEC ↗
78 Citigroup Inc 42.55K +3971.4% $779,868 0.0% ▲ Add 2 SEC ↗
79 Citigroup Inc 42.55K +3971.4% $779,868 0.0% ▲ Add 2 SEC ↗
80 UBS Group AG 36.82K -56.9% $674,947 0.0% ▼ Trim 2 SEC ↗
81 Rhumbline Advisers 30.79K +1.1% $564,373 0.0% ▲ Add 2 SEC ↗
82 Tudor Investment Corp Et Al 28.49K +13.9% $522,148 0.0% ▲ Add 2 SEC ↗
83 Barclays Plc 27.43K -40.2% $502,846 0.0% ▼ Trim 2 SEC ↗
84 Barclays Plc 27.43K -40.2% $502,846 0.0% ▼ Trim 2 SEC ↗
85 Barclays Plc 27.43K -40.2% $502,846 0.0% ▼ Trim 2 SEC ↗
86 Principal Financial Group Inc 23.18K +71.9% $424,889 0.0% ▲ Add 2 SEC ↗
87 Principal Financial Group Inc 23.18K +71.9% $424,889 0.0% ▲ Add 2 SEC ↗
88 Susquehanna International Group, Llp 19.62K +98.0% $359,708 0.0% ▲ Add 2 SEC ↗
89 Invesco Ltd. 18.51K +53.8% $339,306 0.0% ▲ Add 2 SEC ↗
90 Invesco Ltd. 18.51K +53.8% $339,306 0.0% ▲ Add 2 SEC ↗
91 Invesco Ltd. 18.51K +53.8% $339,306 0.0% ▲ Add 2 SEC ↗
92 T. Rowe Price 18.23K +21.1% $335,000 0.0% ▲ Add 4 SEC ↗
93 MIRAE ASSET GLOBAL ETFS HOLDINGS… 12.81K +3.6% $234,789 0.0% ▲ Add 2 SEC ↗
94 American Century Companies Inc 11.37K New $208,430 0.0% New 1 SEC ↗
95 Royal Bank Of Canada 10.90K -30.1% $200,000 0.0% ▼ Trim 2 SEC ↗
96 Royal Bank Of Canada 10.90K -30.1% $200,000 0.0% ▼ Trim 2 SEC ↗
97 Royal Bank Of Canada 10.90K -30.1% $200,000 0.0% ▼ Trim 2 SEC ↗
98 Royal Bank Of Canada 10.90K -30.1% $200,000 0.0% ▼ Trim 2 SEC ↗
99 Creative Planning 10.61K +1.0% $194,463 0.0% ▲ Add 2 SEC ↗
100 Wells Fargo & Company/Mn 10.07K -65.7% $184,601 0.0% ▼ Trim 2 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

D. E. Shaw & Co. $1.55M 0.0%
Wellington Management $1.52M 0.0%
Point72 Asset Management $1.42M 0.0%
American Century Companies Inc $208,430 0.0%

Exited

Healthcare Of Ontario Pension… $1.04M was 0.0%
Marshall Wace $988,188 was 0.0%
Squarepoint Ops LLC $883,691 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 121 holders, 29.58M shares, $536.67M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 24 Foehr David

Officer · 859 sh · $20,573

Aug 21 Blumberg Scott

Officer · 1.52K sh · $36,534

Aug 21 Chao Xingjuan

Officer, Director · 6.07K sh · $145,753

Aug 21 Woo Raymond

Officer · 1.98K sh · $47,536

Aug 21 Foehr David

Officer · 993 sh · $23,852

Aug 21 Manni Joseph S.

Officer · 1.36K sh · $32,691

Aug 19 Chao Xingjuan

Officer, Director · 31.41K sh · $786,317

Aug 19 Blumberg Scott

Officer · 33.51K sh · $838,805

Aug 18 Blumberg Scott

Officer · 990 sh · $24,750

Aug 18 Chao Xingjuan

Officer, Director · 2.20K sh · $54,975

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Beneficial ownership
Aug 14 SC 13G/A — TPG GP A, LLC

View original SEC filing ↗

Aug 06 SC 13G/A — FMR LLC

View original SEC filing ↗

Jul 27 SC 13G — BlackRock, Inc.

View original SEC filing ↗

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q1 2026 · Methodology · Get this via the API