★
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

SLDB

Solid Biosciences Inc. · Healthcare · Biotechnology

5.88 -12.3% mkt cap $579.38M quote delayed (FMP) · as of Oct 13 19:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
72Tracked holders
+6Δ holders
45.63MShares held
$455.47MReported value
+9New positions
−3Exits
Strongly Rising Conviction score 68/100 3 quarters of rising tracked shares ●●●○○○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +9.1% · share flow +30.0% · net new positions +8.3% — formula
Broad accumulation — rising shares across more holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 72 +6 45.63M $455.47M +9 −3
Q1 2026 69 0 38.87M $279.42M +3 −3
Q4 2025 68 +2 30.07M $169.59M +2 —
Q3 2025 17 +1 23.96M $147.82M +1 —
Q2 2025 13 -1 26.02M $126.70M +1 −2
Q1 2025 11 +1 11.02M $40.79M +3 −2
Q4 2024 10 -1 4.93M $19.74M +1 −2
Q3 2024 10 +1 5.36M $37.37M +1 —
Q2 2024 9 — 5.20M $29.49M — —
Holder count
Who holds it · Q2 2026
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock ✦ (passive) 6.93M +39.9% $69.27M 0.0% ▲ Add 5 SEC ↗ ×8
2 Fidelity (FMR) ✦ 6.88M +90.7% $68.69M 0.0% ▲ Add 5 SEC ↗ ×4
3 State Street Global Advisors ✦ (passive) 4.18M +271.0% $41.71M 0.0% ▲ Add 7 SEC ↗
4 Vanguard Capital Management Llc 4.01M +49.9% $40.06M 0.0% ▲ Add 2 SEC ↗
5 Franklin Resources Inc 3.44M +56.9% $34.37M 0.0% ▲ Add 3 SEC ↗ ×2
6 Citadel Advisors ✦ 2.82M +8.4% $28.12M 0.0% ▲ Add 9 SEC ↗ ×2
7 Alyeska Investment Group, L.P. 2.28M 0.0% $22.78M 0.1% ▲ Add 3 SEC ↗
8 Ameriprise Financial Inc 2.23M -8.7% $22.24M 0.0% ▼ Trim 2 SEC ↗ ×4
9 Geode Capital Management ✦ (passive) 1.94M +49.8% $19.39M 0.0% ▲ Add 9 SEC ↗ ×2
10 Goldman Sachs Group ✦ 1.60M +71.3% $16.01M 0.0% ▲ Add 4 SEC ↗ ×2
11 Adage Capital Partners ✦ 1.51M -14.2% $15.05M 0.0% ▼ Trim 9 SEC ↗
12 Dimensional Fund Advisors Lp 1.27M +32.4% $12.65M 0.0% ▲ Add 3 SEC ↗ ×4
13 Blair William & Co/Il 756.28K +16.1% $7.56M 0.0% ▲ Add 2 SEC ↗
14 Northern Trust Corp 603.65K +44.3% $6.03M 0.0% ▲ Add 3 SEC ↗ ×3
15 Bank Of America Corp /De/ 524.10K +35.5% $5.24M 0.0% ▲ Add 3 SEC ↗ ×2
16 Point72 Asset Management ✦ 448.01K -78.2% $4.48M 0.0% ▼ Trim 6 SEC ↗
17 JPMorgan Chase ✦ 281.67K +1.9% $2.67M 0.0% ▲ Add 4 SEC ↗ ×3
18 Morgan Stanley ✦ 255.19K -2.3% $2.55M 0.0% ▼ Trim 4 SEC ↗ ×7
19 Charles Schwab Investment… 244.40K +52.1% $2.44M 0.0% ▲ Add 3 SEC ↗
20 Bank of New York Mellon Corp 243.15K +76.3% $2.43M 0.0% ▲ Add 3 SEC ↗ ×4
21 Nuveen, LLC 241.64K -39.6% $2.41M 0.0% ▼ Trim 3 SEC ↗ ×3
22 D. E. Shaw & Co. ✦ 222.79K +73.6% $2.23M 0.0% ▲ Add 3 SEC ↗
23 UBS Group AG 188.35K +90.3% $1.88M 0.0% ▲ Add 3 SEC ↗
24 Wellington Management ✦ 185.37K +14.9% $1.85M 0.0% ▲ Add 5 SEC ↗ ×3
25 Balyasny Asset Management L.P. 178.25K 0.0% $1.78M 0.0% Held 3 SEC ↗
26 Susquehanna International Group, Llp 163.04K -39.6% $1.63M 0.0% ▼ Trim 3 SEC ↗
27 Citigroup Inc 148.43K +114.0% $1.48M 0.0% ▲ Add 3 SEC ↗ ×2
28 Invesco Ltd. 143.44K -57.9% $1.43M 0.0% ▼ Trim 3 SEC ↗ ×3
29 AQR Capital Management ✦ 137.09K -9.5% $1.37M 0.0% ▼ Trim 6 SEC ↗ ×4
30 Qube Research & Technologies Ltd 136.90K New $1.37M 0.0% New 1 SEC ↗
31 Bnp Paribas Financial Markets 108.21K -50.2% $1.08M 0.0% ▼ Trim 3 SEC ↗
32 Rhumbline Advisers 105.07K +28.0% $1.05M 0.0% ▲ Add 3 SEC ↗
33 Fisher Asset Management ✦ 103.48K 0.0% $1.03M 0.0% Held 3 SEC ↗
34 Renaissance Technologies ✦ 82.10K -33.9% $820,179 0.0% ▼ Trim 4 SEC ↗
35 Deutsche Bank Ag\ 77.54K +67.6% $774,644 0.0% ▲ Add 3 SEC ↗ ×2
36 Wells Fargo & Company/Mn 68.76K +113.0% $686,942 0.0% ▲ Add 3 SEC ↗ ×2
37 Barclays Plc 65.00K +10.4% $649,380 0.0% ▲ Add 3 SEC ↗ ×2
38 T. Rowe Price ✦ 64.64K +60.2% $646,000 0.0% ▲ Add 6 SEC ↗
39 American Century Companies Inc 62.21K -45.6% $621,488 0.0% ▼ Trim 3 SEC ↗
40 Jane Street Group, Llc 61.79K -36.3% $617,242 0.0% ▼ Trim 3 SEC ↗
41 Two Sigma Investments ✦ 60.70K -34.2% $606,443 0.0% ▼ Trim 9 SEC ↗
42 State Of Wisconsin Investment Board 57.62K +26.3% $575,604 0.0% ▲ Add 3 SEC ↗
43 Alliancebernstein L.P. 69.26K 0.0% $498,672 0.0% Held 3 SEC ↗
44 Russell Investments Group, Ltd. 48.30K +443.4% $482,516 0.0% ▲ Add 3 SEC ↗ ×3
45 Bank Of Nova Scotia 47.20K New $471,538 0.0% New 1 SEC ↗
46 MIRAE ASSET GLOBAL ETFS HOLDINGS… 44.57K +59.1% $440,959 0.0% ▲ Add 3 SEC ↗ ×2
47 Quantinno Capital Management LP 40.14K New $400,999 0.0% New 1 SEC ↗
48 Creative Planning 35.86K +3.7% $358,241 0.0% ▲ Add 3 SEC ↗
49 CIBC Bancorp USA Inc. 34.98K +4.2% $349,411 0.0% ▲ Add 2 SEC ↗ ×3
50 Hsbc Holdings Plc 27.80K -29.6% $285,269 0.0% ▼ Trim 3 SEC ↗
51 Manufacturers Life Insurance… 21.24K +30.5% $212,218 0.0% ▲ Add 3 SEC ↗
52 New York State Common Retirement… 17.00K +139.4% $169,830 0.0% ▲ Add 3 SEC ↗
53 Lido Advisors, LLC 15.99K -0.1% $159,700 0.0% ▼ Trim 3 SEC ↗
54 Voya Investment Management Llc 15.62K +46.2% $156,084 0.0% ▲ Add 3 SEC ↗
55 ProShare Advisors LLC 13.53K +12.4% $135,166 0.0% ▲ Add 3 SEC ↗
56 Sei Investments Co 13.08K 0.0% $130,649 0.0% Held 3 SEC ↗
57 Prudential Financial Inc 12.96K New $129,520 0.0% New 1 SEC ↗
58 LPL Financial LLC 12.80K New $127,882 0.0% New 1 SEC ↗
59 Us Bancorp \De\ 12.28K -7.1% $122,637 0.0% ▼ Trim 3 SEC ↗
60 LMR Partners LLP 11.30K New $112,857 0.0% New 1 SEC ↗
61 Simplex Trading, Llc 9.29K -38.5% $92,757 0.0% ▼ Trim 3 SEC ↗
62 Legal & General Group Plc 7.64K +45.0% $76,314 0.0% ▲ Add 3 SEC ↗
63 Royal Bank Of Canada 6.06K +127.2% $61,000 0.0% ▲ Add 3 SEC ↗ ×3
64 Mirae Asset Global Investments Co.… 4.40K +8.3% $43,986 0.0% ▲ Add 3 SEC ↗
65 Group One Trading Llc 4.23K New $42,258 0.0% New 1 SEC ↗
66 UBS AM, a distinct business unit of… 2.13K 0.0% $21,309 0.0% Held 3 SEC ↗
67 Rockefeller Capital Management L.P. 1.95K -24.8% $19,451 0.0% ▼ Trim 3 SEC ↗ ×3
68 Osaic Holdings, Inc. 1.32K -9.6% $13,206 0.0% ▼ Trim 3 SEC ↗ ×2
69 Pacer Advisors, Inc. 1.20K New $12,000 0.0% New 1 SEC ↗
70 Pnc Financial Services Group, Inc. 682 0.0% $6,813 0.0% Held 3 SEC ↗ ×3
71 Optiver Holding B.V. 264 -52.9% $2,637 0.0% ▼ Trim 3 SEC ↗
72 National Bank Of Canada /Fi/ 31 New $309 0.0% New 1 SEC ↗

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

New buyers

Exited

Millennium Management $2.62M was 0.0%
Hrt Financial Lp $625,000 was 0.0%
Squarepoint Ops LLC $322,337 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 137 holders, 96.05M shares, $689.27M 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.

Beneficial ownership
Aug 14 SC 13D/A — PERCEPTIVE ADVISORS LLC

11.2% of class · View original SEC filing ↗

Aug 14 SC 13G/A — Vestal Point Capital, LP

View original SEC filing ↗

Aug 06 SC 13G — FMR LLC

View original SEC filing ↗

Jul 30 SC 13G — BlackRock, Inc.

View original SEC filing ↗

Jun 24 SC 13D/A — RA CAPITAL MANAGEMENT, L.P.

11.9% of class · 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: Q2 2026 · Methodology · Get this via the API