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Security record · archived quarter

QSI

name pending profile ingest

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
12Tracked holders
0Δ holders
38.93MShares held
$76.31MReported value
+0New positions
−0Exits
Stable 2 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 -1.8% · net new positions 0.0% — formula

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 52 -9 43.07M $38.10M +7 −16
Q1 2026 63 +3 51.75M $40.13M +9 −6
Q4 2025 59 0 58.74M $64.62M — —
Q3 2025 14 -1 38.87M $54.81M — −1
Q2 2025 12 0 38.93M $76.31M — —
Q1 2025 9 +2 20.13M $24.15M +2 —
Q4 2024 7 -2 14.53M $39.24M +1 −3
Q3 2024 8 +1 14.57M $12.85M +2 −1
Q2 2024 7 — 15.36M $16.13M — —
Holder count
Who holds it · Q2 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock ✦ (passive) 10.85M — $21.26M 0.0% n/c 1 SEC ↗ ×7
2 The Vanguard Group ✦ (passive) 8.67M — $16.99M 0.0% n/c 1 SEC ↗ ×3
3 ARK Investment Management ✦ 7.96M -8.6% $15.60M 0.1% ▼ Trim 5 SEC ↗
4 Millennium Management ✦ 3.78M -3.9% $7.41M 0.0% ▼ Trim 2 SEC ↗
5 Geode Capital Management ✦ (passive) 3.45M +15.1% $6.76M 0.0% ▲ Add 5 SEC ↗ ×2
6 State Street Global Advisors ✦ (passive) 2.76M +12.3% $5.40M 0.0% ▲ Add 3 SEC ↗
7 Two Sigma Investments ✦ 564.44K -30.9% $1.11M 0.0% ▼ Trim 3 SEC ↗
8 Citadel Advisors ✦ 558.31K +303.1% $1.09M 0.0% ▲ Add 2 SEC ↗
9 AQR Capital Management ✦ 121.70K +26.7% $238,538 0.0% ▲ Add 4 SEC ↗ ×5
10 T. Rowe Price ✦ 120.51K +11.4% $237,000 0.0% ▲ Add 5 SEC ↗
11 Renaissance Technologies ✦ 89.20K -89.8% $174,832 0.0% ▼ Trim 4 SEC ↗
12 Fidelity (FMR) ✦ 18.52K — $36,299 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

No new tracked buyers this quarter.

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 155 holders, 63.63M shares, $73.02M 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)

Sep 22 Hawkins Jeffrey Alan

Officer, Director · 9.71K sh · $7,387

Sep 22 Keyes Jeffry R.

Officer · 2.49K sh · $1,897

Sep 22 LaPointe Christian

Officer · 4.72K sh · $3,592

Sep 21 Hawkins Jeffrey Alan

Officer, Director · 20.14K sh · $15,224

Sep 21 Keyes Jeffry R.

Officer · 5.17K sh · $3,909

Sep 21 LaPointe Christian

Officer · 9.79K sh · $7,403

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

Beneficial ownership
Aug 28 SC 13D/A — ROTHBERG JONATHAN M

7.2% of class · View original SEC filing ↗

Jul 29 SC 13G/A — 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: Q2 2025 · Methodology · Get this via the API