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TNC

Tennant Co

Company with tickers: TNC

CIK
97134
CUSIP
880345103
Shares Outstanding
17,038,903
13F Activity (30d)
129 filings 124 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: 217
Total Value: $1,159,440,154
Total Shares: 17,461,450
Showing 1–100 of 222 holdings by value · page 1 of 3

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 217 13F filers · Δ vs Dec 31, 2025
Top Holder
15.6%
Jun 2023 → Mar 2026 · range 15.6% – 18.2%
−0.3 pts
Top 5
35.7%
Jun 2023 → Mar 2026 · range 35.7% – 51.5%
−6.4 pts
Top 10
53.3%
Jun 2023 → Mar 2026 · range 53.3% – 70.0%
−2.8 pts
HHI
465
Jun 2023 → Mar 2026 · range 465 – 737
Broadly held−92

Quarterly Activity

vs Dec 31, 2025
New
29
Increased
84
Decreased
80
Sold Out
64
Unchanged
24
Holder count: -35
Institutional value: -8.2%
Shares held: +1.9%

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 100 of 222
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Holder Value (USD) % of 13F Shares Open