★
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

CERT

Certara, Inc. · Healthcare · Medical - Healthcare Information Services

9.60 +3.9% mkt cap $1.49B quote delayed (FMP) · as of Oct 13 22:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
83Tracked holders
0Δ holders
76.79MShares held
$676.57MReported value
+1New positions
−1Exits
Stable Conviction score 54/100 5 quarters of rising tracked shares ●●●●●○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth 0.0% · share flow +3.8% · net new positions 0.0% — formula

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 85 -1 77.49M $507.04M +10 −12
Q1 2026 90 +6 76.64M $437.42M +11 −5
Q4 2025 83 0 76.79M $676.57M +1 −1
Q3 2025 19 -1 44.86M $548.13M +1 −3
Q2 2025 18 +2 38.60M $451.58M +3 −1
Q1 2025 13 +1 10.46M $103.56M +2 −1
Q4 2024 12 0 9.62M $102.45M +1 −1
Q3 2024 11 +1 4.38M $51.29M +3 −2
Q2 2024 10 — 11.06M $153.25M — —
Holder count
Who holds it · Q4 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock ✦ (passive) 13.93M +0.1% $122.70M 0.0% ▲ Add 3 SEC ↗ ×14
2 The Vanguard Group ✦ (passive) 11.92M -4.0% $104.98M 0.0% ▼ Trim 3 SEC ↗ ×5
3 Dimensional Fund Advisors Lp 8.39M — $73.89M 0.0% n/c 1 SEC ↗ ×5
4 Morgan Stanley ✦ 5.06M +59.3% $44.54M 0.0% ▲ Add 2 SEC ↗ ×13
5 State Street Global Advisors ✦ (passive) 3.92M +2.2% $34.52M 0.0% ▲ Add 5 SEC ↗
6 Citadel Advisors ✦ 3.19M +176.3% $28.11M 0.0% ▲ Add 7 SEC ↗
7 Mackenzie Financial Corp 2.67M — $23.61M 0.0% n/c 1 SEC ↗
8 Millennium Management ✦ 2.65M -9.0% $23.37M 0.0% ▼ Trim 7 SEC ↗
9 UBS Group AG 2.49M — $21.93M 0.0% n/c 1 SEC ↗ ×4
10 Geode Capital Management ✦ (passive) 2.17M -4.7% $19.09M 0.0% ▼ Trim 7 SEC ↗ ×2
11 Capital World Investors ✦ 2.16M 0.0% $19.03M 0.0% Held 4 SEC ↗
12 Ameriprise Financial Inc 1.58M — $13.94M 0.0% n/c 1 SEC ↗ ×2
13 Royal Bank Of Canada 1.25M — $11.05M 0.0% n/c 1 SEC ↗ ×5
14 Sei Investments Co 1.10M — $9.70M 0.0% n/c 1 SEC ↗ ×2
15 Bank of New York Mellon Corp 1.08M — $9.52M 0.0% n/c 1 SEC ↗ ×10
16 Raymond James Financial Inc 936.15K — $8.25M 0.0% n/c 1 SEC ↗ ×3
17 Kayne Anderson Rudnick Investment… 876.76K — $7.72M 0.0% n/c 1 SEC ↗ ×2
18 Massachusetts Financial Services Co… 853.54K — $7.52M 0.0% n/c 1 SEC ↗
19 Charles Schwab Investment… 843.80K — $7.43M 0.0% n/c 1 SEC ↗
20 Nuveen, LLC 800.63K — $7.05M 0.0% n/c 1 SEC ↗ ×3
21 Marshall Wace ✦ 798.18K +8.7% $7.03M 0.0% ▲ Add 6 SEC ↗ ×4
22 Northern Trust Corp 767.45K — $6.76M 0.0% n/c 1 SEC ↗ ×6
23 Gotham Asset Management ✦ 640.71K +36.0% $5.64M 0.0% ▲ Add 7 SEC ↗
24 Principal Financial Group Inc 567.46K — $5.00M 0.0% n/c 1 SEC ↗ ×2
25 Bank Of America Corp /De/ 520.91K — $4.59M 0.0% n/c 1 SEC ↗ ×7
26 Invesco Ltd. 491.27K — $4.33M 0.0% n/c 1 SEC ↗ ×4
27 Lazard Asset Management Llc 437.77K — $3.86M 0.0% n/c 1 SEC ↗
28 Goldman Sachs Group ✦ 346.10K +4.9% $3.05M 0.0% ▲ Add 2 SEC ↗ ×2
29 Legal & General Group Plc 305.17K — $2.69M 0.0% n/c 1 SEC ↗ ×3
30 UBS AM, a distinct business unit of… 298.46K — $2.63M 0.0% n/c 1 SEC ↗ ×9
31 First Trust Advisors Lp 279.50K — $2.46M 0.0% n/c 1 SEC ↗
32 Rhumbline Advisers 278.14K — $2.45M 0.0% n/c 1 SEC ↗
33 AQR Capital Management ✦ 236.65K -19.1% $2.08M 0.0% ▼ Trim 4 SEC ↗ ×4
34 Swiss National Bank 235.90K — $2.08M 0.0% n/c 1 SEC ↗
35 Two Sigma Investments ✦ 220.59K -50.0% $1.94M 0.0% ▼ Trim 7 SEC ↗
36 Quantinno Capital Management LP 192.98K — $1.70M 0.0% n/c 1 SEC ↗
37 Universal- Beteiligungs- und… 158.91K — $1.41M 0.0% n/c 1 SEC ↗
38 Citigroup Inc 150.37K — $1.32M 0.0% n/c 1 SEC ↗ ×2
39 D. E. Shaw & Co. ✦ 146.40K +116.2% $1.29M 0.0% ▲ Add 3 SEC ↗ ×2
40 Envestnet Asset Management Inc 145.84K — $1.28M 0.0% n/c 1 SEC ↗
41 Bnp Paribas Financial Markets 144.68K — $1.27M 0.0% n/c 1 SEC ↗
42 California State Teachers… 114.65K — $1.01M 0.0% n/c 1 SEC ↗
43 Prudential Financial Inc 112.34K — $989,751 0.0% n/c 1 SEC ↗
44 JPMorgan Chase ✦ 112.04K -38.5% $987,107 0.0% ▼ Trim 2 SEC ↗ ×6
45 T. Rowe Price ✦ 105.08K +17.6% $926,000 0.0% ▲ Add 7 SEC ↗
46 State Board Of Administration Of… 103.76K — $914,143 0.0% n/c 1 SEC ↗
47 LPL Financial LLC 103.24K — $909,562 0.0% n/c 1 SEC ↗
48 Toronto Dominion Bank 83.94K — $738,651 0.0% n/c 1 SEC ↗ ×3
49 Alliancebernstein L.P. 79.85K — $703,479 0.0% n/c 1 SEC ↗
50 Squarepoint Ops LLC 78.55K — $691,990 0.0% n/c 1 SEC ↗
51 Zurcher Kantonalbank (Zurich… 60.86K — $536,212 0.0% n/c 1 SEC ↗
52 Janus Henderson Group Plc 57.01K — $502,008 0.0% n/c 1 SEC ↗
53 Susquehanna International Group, Llp 50.55K — $445,363 0.0% n/c 1 SEC ↗
54 Franklin Resources Inc 49.63K — $437,276 0.0% n/c 1 SEC ↗ ×3
55 New York State Common Retirement… 46.76K — $411,964 0.0% n/c 1 SEC ↗
56 Cetera Investment Advisers 46.65K — $411,013 0.0% n/c 1 SEC ↗
57 Barclays Plc 38.82K — $341,968 0.0% n/c 1 SEC ↗ ×2
58 Amundi 34.96K — $308,015 0.0% n/c 1 SEC ↗
59 Renaissance Technologies ✦ 29.60K -75.9% $260,776 0.0% ▼ Trim 3 SEC ↗
60 Stifel Financial Corp 28.84K — $254,119 0.0% n/c 1 SEC ↗ ×2
61 Hrt Financial Lp 27.63K — $243,000 0.0% n/c 1 SEC ↗
62 Corient Private Wealth LP 24.00K — $211,453 0.0% n/c 1 SEC ↗ ×2
63 Manufacturers Life Insurance… 20.78K — $183,037 0.0% n/c 1 SEC ↗
64 Pnc Financial Services Group, Inc. 20.35K — $179,319 0.0% n/c 1 SEC ↗ ×3
65 Deutsche Bank Ag\ 17.19K — $151,453 0.0% n/c 1 SEC ↗ ×2
66 Victory Capital Management Inc 16.70K — $147,136 0.0% n/c 1 SEC ↗
67 Pictet Asset Management Holding SA 13.63K — $120,124 0.0% n/c 1 SEC ↗
68 Neuberger Berman Group LLC 10.82K — $95,333 0.0% n/c 1 SEC ↗
69 Creative Planning 10.65K — $93,800 0.0% n/c 1 SEC ↗
70 Russell Investments Group, Ltd. 10.64K — $93,711 0.0% n/c 1 SEC ↗ ×2
71 Pacer Advisors, Inc. 10.22K — $90,056 0.0% n/c 1 SEC ↗
72 GAMCO Investors ✦ 10.20K New $89,862 0.0% New 1 SEC ↗
73 Ensign Peak Advisors, Inc 6.98K — $61,467 0.0% n/c 1 SEC ↗
74 Canada Pension Plan Investment Board 6.00K — $52,860 0.0% n/c 1 SEC ↗
75 Fidelity (FMR) ✦ 5.56K -98.0% $48,948 0.0% ▼ Trim 3 SEC ↗
76 Wells Fargo & Company/Mn 3.00K — $26,395 0.0% n/c 1 SEC ↗ ×3
77 Us Bancorp \De\ 1.31K — $11,541 0.0% n/c 1 SEC ↗
78 Rockefeller Capital Management L.P. 1.29K — $11,338 0.0% n/c 1 SEC ↗
79 Osaic Holdings, Inc. 1.07K — $9,470 0.0% n/c 1 SEC ↗
80 Cwm, Llc 1.01K — $9,000 0.0% n/c 1 SEC ↗
81 Fifth Third Bancorp 220 — $1,938 0.0% n/c 1 SEC ↗
82 Jones Financial Companies Lllp 73 — $643 0.0% n/c 1 SEC ↗
83 Simplex Trading, Llc 35 — $308 0.0% n/c 1 SEC ↗

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

New buyers

GAMCO Investors $89,862 0.0%

Exited

Bridgewater Associates $233,671 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 252 holders, 134.62M shares, $745.75M 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.

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: Q4 2025 · Methodology · Get this via the API