Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in TACT held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | 325 CAPITAL LLC | 1.0M | $3.3M | 0.0% | 9.846% | 1.21% |
| 2 | Silverberg Bernstein Capital Management LLC | 591K | $1.9M | +1.8% | 5.753% | 1.07% |
| 3 | B. Riley Financial, Inc. | 546K | $1.8M | 0.0% | 5.311% | 0.39% |
| 4 | RENAISSANCE TECHNOLOGIES LLC | 396K | $1.3M | -5.1% | 3.856% | 0.00% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 355K | $1.2M | — | 3.458% | 0.00% |
| 6 | BlackRock, Inc. | 235K | $774K | +0.9% | 2.288% | 0.00% |
| 7 | DIMENSIONAL FUND ADVISORS LP | 229K | $752K | -17.1% | 2.226% | 0.00% |
| 8 | GAMCO INVESTORS, INC. ET AL | 150K | $494K | +3.5% | 1.460% | 0.00% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 114K | $375K | -1.3% | 1.110% | 0.00% |
| 10 | BARD ASSOCIATES INC | 100K | $329K | -7.8% | 0.973% | 0.08% |
| 11 | HARBERT FUND ADVISORS, INC. | 93K | $306K | -21.6% | 0.904% | 10.10% |
| 12 | Quinn Opportunity Partners LLC | 64K | $212K | 0.0% | 0.626% | 0.01% |
| 13 | GWM Advisors LLC | 120K | $172K | +35.3% | 1.169% | 0.01% |
| 14 | VANGUARD FIDUCIARY TRUST CO | 48K | $158K | — | 0.467% | 0.00% |
| 15 | NORTHERN TRUST CORP | 48K | $157K | -0.4% | 0.463% | 0.00% |
| 16 | GLOBEFLEX CAPITAL L P | 44K | $145K | 0.0% | 0.429% | 0.02% |
| 17 | ESSEX INVESTMENT MANAGEMENT CO LLC | 43K | $143K | 0.0% | 0.422% | 0.02% |
| 18 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 43K | $142K | 0.0% | 0.419% | 0.00% |
| 19 | GABELLI FUNDS LLC | 38K | $125K | 0.0% | 0.370% | 0.00% |
| 20 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 35K | $115K | 0.0% | 0.339% | 0.00% |
| 21 | Teton Advisors, LLC | 33K | $107K | 0.0% | 0.316% | 0.08% |
| 22 | STATE STREET CORP | 32K | $105K | 0.0% | 0.310% | 0.00% |
| 23 | Summit Trail Advisors, LLC | 19K | $62K | 0.0% | 0.185% | 0.00% |
| 24 | GOLDMAN SACHS GROUP INC | 16K | $52K | -22.8% | 0.154% | 0.00% |
| 25 | Centiva Capital, LP | 16K | $51K | — | 0.151% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in TACT — a direct measure of their conviction.
Filings activity in TACT during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 38 | +5.6% | 28.03% | 7.73 pp | $14M | 22% |
| Q4 2025 | 36 | +0.0% | 35.76% | 9.60 pp | $18M | 21% |
| Q3 2025 | 36 | +29% | 45.36% | +15.17 pp | $23M | +50% |
| Q2 2025 | 28 | 13% | 30.19% | +0.44 pp | $16M | +1.5% |
| Q1 2025 | 32 | 5.9% | 29.75% | 10.84 pp | $15M | 27% |
| Q4 2024 | 34 | 2.9% | 40.59% | 8.38 pp | $21M | 17% |
| Q3 2024 | 35 | 5.4% | 48.97% | +10.64 pp | $25M | +28% |
| Q2 2024 | 37 | — | 38.33% | — | $20M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying TACT stock.
Based on Q1 2026 13F filings, institutional ownership of TransAct Technologies Incorporated stands at 28.0%, held across 38 reporting institutions.
325 CAPITAL LLC is the largest reported institutional holder of TACT, with approximately 1,011,789 shares worth $0.00B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of TACT, including RENAISSANCE TECHNOLOGIES LLC.
Our composite Smart Money Score for TACT is 41 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
8 institutions opened new positions in TACT during Q1 2026, while 6 fully exited. 1 added to existing positions and 29 trimmed.
TACT institutional ownership fell by 7.73 percentage points quarter-over-quarter, with a net change of +2 holders.
The top 10 institutions account for 85.0% of all reported 13F value in TACT, and the top 25 account for 99.2%.
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.
TransAct Technologies Incorporated (TACT) Institutional Ownership