NTIC
Northern Technologies International CorpCompany with tickers: NTIC
CIK
875582
CUSIP
665809109
Shares Outstanding
9,492,001
13F Activity (30d)
34 filings
29 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: 47
Total Value: $25,127,461
Total Shares: 3,049,452
Institutional Ownership Trend
25 quarters
Holder Concentration
Across 47 13F filers · Δ vs Dec 31, 2025Top Holder
25.1%
+3.4 pts
Top 5
61.0%
+4.4 pts
Top 10
80.3%
+2.5 pts
HHI
1,089
Broadly held+151
Quarterly Activity
vs Dec 31, 2025
New
7
Increased
7
Decreased
16
Sold Out
9
Unchanged
17
Holder count:
-2
Institutional value:
-2.5%
Shares held:
-7.4%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mid NEEDHAM INVESTMENT MANAGEMENT LLC | +51,743 | 765,000 | |
| Large ACADIAN ASSET MANAGEMENT LLC | +6,197 | 70,384 | |
| Mega NORTHERN TRUST CORP | +4,970 | 16,433 | |
| Mid Dynamic Advisor Solutions LLC | +1,890 | 88,077 | |
| Mega BlackRock, Inc. | +1,650 | 40,816 |
Top Sellers
vs Dec 31, 2025| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Small Rothschild Wealth LLC | −151,184 | 18,647 | |
| Mega JANE STREET GROUP, LLC | −16,825 | 10,477 | |
| Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | −15,868 | 43,212 | |
| Large DIAMOND HILL CAPITAL MANAGEMENT INC | −7,796 | 63,625 | |
| Large RENAISSANCE TECHNOLOGIES LLC | −7,600 | 118,777 |
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD CAPITAL MANAGEMENT LLC | 383,816 | $3,162,643 | |
| Mid North Star Investment Management Corp. | 148,000 | $1,219,520 | |
| Mega VANGUARD FIDUCIARY TRUST CO | 44,164 | $363,911 | |
| Mid SALEM INVESTMENT COUNSELORS INC | 3,708 | $30,553 | |
| Mega Vanguard Global Advisers, LLC | 3,622 | $29,845 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mega VANGUARD GROUP INC | 426,751 | $3,341,459 | |
| Micro Perritt Capital Management Inc | 169,831 | $1,329,776 | |
| Mega CITADEL ADVISORS LLC | 23,779 | $186,189 | |
| Large Squarepoint Ops LLC | 16,129 | $126,290 | |
| Mid XTX Topco Ltd | 12,305 | $96,348 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Mid NEEDHAM INVESTMENT MANAGEMENT LLC | $6,303,600 | 25.09% | 765,000 | Shares | Defined | 2026-05-15 | ||||
| Mega VANGUARD CAPITAL MANAGEMENT LLC | $3,162,643 | 12.59% | 383,816 | Shares | Defined | 2026-05-15 | ||||
| Mega DIMENSIONAL FUND ADVISORS LP | $2,746,951 | 10.93% | 333,368 | Shares | Sole | 2026-05-07 | ||||
| Small Meros Investment Management, LP | $1,699,574 | 6.76% | 206,259 | Shares | Sole | 2026-05-14 | ||||
| Small BALLAST ADVISORS LLC | $1,409,427 | 5.61% | 171,047 | Shares | Sole | 2026-05-13 | ||||
| Mid North Star Investment Management Corp. | $1,219,520 | 4.85% | 148,000 | Shares | Sole | 2026-04-23 | ||||
| Small Peapod Lane Capital LLC | $1,175,370 | 4.68% | 142,642 | Shares | Sole | 2026-05-04 | ||||
| Large RENAISSANCE TECHNOLOGIES LLC | $978,722 | 3.90% | 118,777 | Shares | Sole | 2026-05-14 | ||||
| Mega GEODE CAPITAL MANAGEMENT, LLC | $754,305 | 3.00% | 91,542 | Shares | Defined | 2026-05-15 | ||||
| Mid Dynamic Advisor Solutions LLC | $725,754 | 2.89% | 88,077 | Shares | Sole | 2026-04-08 | ||||
| Large ACADIAN ASSET MANAGEMENT LLC | $579,964 | 2.31% | 70,384 | Shares | Defined | 2026-05-13 | ||||
| Large DIAMOND HILL CAPITAL MANAGEMENT INC | $524,270 | 2.09% | 63,625 | Shares | Sole | 2026-05-07 | ||||
| Mid RBF Capital, LLC | $491,021 | 1.95% | 59,590 | Shares | Sole | 2026-05-18 | ||||
| Mega MILLENNIUM MANAGEMENT LLC | $371,904 | 1.48% | 45,134 | Shares | Sole | 2026-05-15 | ||||
| Mega VANGUARD FIDUCIARY TRUST CO Bank | $363,911 | 1.45% | 44,164 | Shares | Defined | 2026-05-08 | ||||
| Mega ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $356,066 | 1.42% | 43,212 | Shares | Defined | 2026-05-14 | ||||
| Mega BlackRock, Inc. | $336,322 | 1.34% | 40,816 | Shares | Sole | 2026-05-13 | ||||
| Mega STATE STREET CORP | $211,611 | 0.84% | 25,681 | Shares | Defined | 2026-05-15 | ||||
| Small NAVELLIER & ASSOCIATES INC | $206,000 | 0.82% | 25,000 | Shares | Sole | 2026-05-07 | ||||
| Mid GSA CAPITAL PARTNERS LLP | $205,176 | 0.82% | 24,900 | Shares | Sole | 2026-05-08 | ||||
| Mega PNC FINANCIAL SERVICES GROUP, INC. | $197,760 | 0.79% | 24,000 | Shares | Defined | 2026-05-08 | ||||
| Mega UBS Group AG | $158,875 | 0.63% | 19,281 | Shares | Defined | 2026-05-05 | ||||
| Small Rothschild Wealth LLC | $153,651 | 0.61% | 18,647 | Shares | Sole | 2026-05-06 | ||||
| Mega NORTHERN TRUST CORP Bank | $135,407 | 0.54% | 16,433 | Shares | Defined | 2026-05-14 | ||||
| Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC | $129,046 | 0.51% | 15,661 | Shares | Sole | 2026-05-15 | ||||
| Small Estabrook Capital Management | $100,429 | 0.40% | 12,188 | Shares | Sole | 2026-05-14 | ||||
| Mega JANE STREET GROUP, LLC | $86,329 | 0.34% | 10,477 | Shares | Defined | 2026-05-12 | ||||
| Small STONERIDGE INVESTMENT PARTNERS LLC | $83,825 | 0.33% | 10,173 | Shares | Sole | 2026-05-06 | ||||
| Mega MORGAN STANLEY | $77,668 | 0.31% | 9,426 | Shares | Defined | 2026-05-15 | ||||
| Mid SALEM INVESTMENT COUNSELORS INC | $30,553 | 0.12% | 3,708 | Shares | Sole | 2026-04-29 | ||||
| Mega Vanguard Global Advisers, LLC | $29,845 | 0.12% | 3,622 | Shares | Defined | 2026-05-08 | ||||
| Large OSAIC HOLDINGS, INC. | $27,801 | 0.11% | 3,374 | Shares | Defined | 2026-05-15 | ||||
| Mid CENTRAL TRUST Co Bank | $27,348 | 0.11% | 3,319 | Shares | Sole | 2026-04-17 | ||||
| Mega BARCLAYS PLC | $23,063 | 0.09% | 2,799 | Shares | Defined | 2026-05-15 | ||||
| Mega FMR LLC | $13,530 | 0.05% | 1,642 | Shares | Defined | 2026-05-15 | ||||
| Small Axiom Investment Management LLC | $10,143 | 0.04% | 1,231 | Shares | Sole | 2026-05-26 | ||||
| Large Russell Investments Group, Ltd. | $9,286 | 0.04% | 1,127 | Shares | Defined | 2026-05-08 | ||||
| Mega JPMORGAN CHASE & CO | $4,210 | 0.02% | 511 | Shares | Other | 2026-05-13 | ||||
| Mega ROYAL BANK OF CANADA Bank | $2,348 | 0.01% | 285 | Shares | Defined | 2026-05-15 | ||||
| Mid Allworth Financial LP | $1,079 | 0.00% | 131 | Shares | Sole | 2026-05-15 | ||||
| Large JONES FINANCIAL COMPANIES LLLP | $824 | 0.00% | 100 | Shares | Sole | 2026-05-15 | ||||
| Large NISA INVESTMENT ADVISORS, LLC | $791 | 0.00% | 96 | Shares | Sole | 2026-04-30 | ||||
| Mega BNP PARIBAS ARBITRAGE, SA | $601 | 0.00% | 73 | Shares | Defined | 2026-05-12 | ||||
| Mid GAMMA Investing LLC | $428 | 0.00% | 52 | Shares | Defined | 2026-04-06 | ||||
| Large CWM, LLC | $412 | 0.00% | 50 | Shares | Sole | 2026-05-14 | ||||
| Mid Optiver Holding B.V. | $82 | 0.00% | 10 | Shares | Defined | 2026-05-15 | ||||
| Small Essential Partners LLC | $16 | 0.00% | 2 | Shares | Sole | 2026-05-21 | ||||
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