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CET

Central Securities Corp

Company with tickers: CET

CIK
18748
CUSIP
155123102
Shares Outstanding
29,549,265
13F Activity (30d)
20 filings 20 filers

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: 79
Total Value: $158,908,587
Total Shares: 3,199,932

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 79 13F filers · Δ vs Dec 31, 2025
Top Holder
20.6%
Jun 2023 → Mar 2026 · range 8.6% – 25.8%
−5.3 pts
Top 5
57.2%
Jun 2023 → Mar 2026 · range 34.2% – 57.2%
+3.5 pts
Top 10
70.5%
Jun 2023 → Mar 2026 · range 55.0% – 70.5%
+3.3 pts
HHI
863
Jun 2023 → Mar 2026 · range 392 – 976
Broadly held−113

Quarterly Activity

vs Dec 31, 2025
New
6
Increased
10
Decreased
26
Sold Out
8
Unchanged
37
Holder count: -2
Institutional value: -75.3%
Shares held: -74.8%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 79 of 79
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Holder Value (USD) % of 13F Shares Open