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JBI · Janus International Group, Inc.

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$4.79 +0.11 (+2.24%)
Market Cap
$638.52M
Shares
136.44M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 224
Total Value: $696,384,408
Total Shares: 125,474,695
Showing 1–100 of 225 holdings by value · page 1 of 3

Institutional Ownership Trend

21 quarters

Holder Concentration

Across 224 13F filers · Δ vs Mar 31, 2026
Top Holder
16.3%
Sep 2023 → Jun 2026 · range 8.1% – 17.8%
+0.0 pts
Top 5
38.6%
Sep 2023 → Jun 2026 · range 27.9% – 40.9%
−1.5 pts
Top 10
54.7%
Sep 2023 → Jun 2026 · range 44.5% – 57.5%
−2.9 pts
HHI
503
Sep 2023 → Jun 2026 · range 290 – 548
Broadly held−18

Quarterly Activity

vs Mar 31, 2026
New
52
Increased
89
Decreased
55
Sold Out
34
Unchanged
28
Holder count: +18
Institutional value: +5.8%
Shares held: -1.8%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 225
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1839839 CUSIP 47103N106 13F (30d) 183 filings 183 filers Visit website Investor relations