Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in STRT held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | GAMCO INVESTORS, INC. ET AL | 515K | $40.3M | -9.7% | 12.313% | 0.40% |
| 2 | BlackRock, Inc. | 306K | $24.0M | +6.3% | 7.329% | 0.00% |
| 3 | DIMENSIONAL FUND ADVISORS LP | 248K | $19.4M | +3.6% | 5.938% | 0.00% |
| 4 | GABELLI FUNDS LLC | 248K | $19.4M | +41.7% | 5.930% | 0.13% |
| 5 | ALLIANCEBERNSTEIN L.P. | 217K | $16.5M | +0.5% | 5.199% | 0.01% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 180K | $14.1M | β | 4.300% | 0.00% |
| 7 | AMERICAN CENTURY COMPANIES INC | 144K | $11.3M | +16.9% | 3.438% | 0.01% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 99K | $7.7M | +1.5% | 2.362% | 0.00% |
| 9 | RENAISSANCE TECHNOLOGIES LLC | 94K | $7.3M | -0.7% | 2.245% | 0.01% |
| 10 | JACOBS LEVY EQUITY MANAGEMENT, INC | 92K | $7.2M | +2.3% | 2.193% | 0.03% |
| 11 | STATE STREET CORP | 84K | $6.6M | +23.1% | 2.001% | 0.00% |
| 12 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 80K | $6.3M | +5.5% | 1.919% | 0.13% |
| 13 | AMERIPRISE FINANCIAL INC | 69K | $5.4M | -2.4% | 1.661% | 0.00% |
| 14 | Allspring Global Investments Holdings, LLC | 60K | $4.8M | -6.4% | 1.428% | 0.01% |
| 15 | De Lisle Partners LLP | 49K | $3.8M | 0.0% | 1.169% | 0.46% |
| 16 | VANGUARD PORTFOLIO MANAGEMENT LLC | 46K | $3.6M | β | 1.107% | 0.00% |
| 17 | O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 45K | $3.5M | -20.1% | 1.080% | 0.02% |
| 18 | AQR CAPITAL MANAGEMENT LLC | 43K | $3.3M | +13.3% | 1.019% | 0.00% |
| 19 | LAZARD ASSET MANAGEMENT LLC | 41K | $3.2M | +16.4% | 0.981% | 0.01% |
| 20 | NORTHERN TRUST CORP | 39K | $3.0M | +6.7% | 0.927% | 0.00% |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 34K | $2.7M | +3.4% | 0.823% | 0.00% |
| 22 | Factorial Partners, LLC | 30K | $2.4M | 0.0% | 0.724% | 1.72% |
| 23 | Invesco Ltd. | 30K | $2.3M | -38.9% | 0.712% | 0.00% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 28K | $2.2M | β | 0.670% | 0.00% |
| 25 | JANE STREET GROUP, LLC | 28K | $2.2M | β | 0.670% | 0.02% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in STRT β a direct measure of their conviction.
Filings activity in STRT during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new STRT position in Q1 2026
Institutions that fully closed their STRT position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 129 | +4.0% | 80.71% | +4.81 pp | $268M | +6.3% |
| Q4 2025 | 124 | +9.7% | 75.90% | +10.75 pp | $252M | +16% |
| Q3 2025 | 113 | +14% | 65.15% | +10.25 pp | $216M | +19% |
| Q2 2025 | 99 | +41% | 54.90% | +21.97 pp | $182M | +67% |
| Q1 2025 | 70 | +15% | 32.93% | 0.03 pp | $109M | 0.1% |
| Q4 2024 | 61 | +20% | 32.96% | +1.70 pp | $109M | +5.4% |
| Q3 2024 | 51 | +28% | 31.26% | +14.07 pp | $104M | +82% |
| Q2 2024 | 40 | β | 17.19% | β | $57M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Latest Form 4 transactions by company officers and directors. Insider buys are widely viewed as the highest-conviction signal because executives are risking personal capital.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| May 12, 2026 | Slater Jennifer Lynn | Buy | 797.28 | $62.71 | $50K |
| May 12, 2026 | LIEBAU FREDERIC JACK JR | Buy | 1K | $61.37 | $61K |
Quick answers to the most common questions about buying STRT stock.
Based on Q1 2026 13F filings, institutional ownership of Strattec Security Corporation stands at 80.7%, held across 129 reporting institutions.
GAMCO INVESTORS, INC. ET AL is the largest reported institutional holder of STRT, with approximately 514,529 shares worth $0.04B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of STRT, including RENAISSANCE TECHNOLOGIES LLC, JANE STREET GROUP, LLC.
Our composite Smart Money Score for STRT is 67 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
27 institutions opened new positions in STRT during Q1 2026, while 22 fully exited. 73 added to existing positions and 24 trimmed.
STRT institutional ownership rose by 4.81 percentage points quarter-over-quarter, with a net change of +5 holders.
The top 10 institutions account for 62.4% of all reported 13F value in STRT, and the top 25 account for 83.1%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Strattec Security Corporation (STRT) Institutional Ownership