FORM
FormFactor, Inc. · Technology · Semiconductors
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2026
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 3 | +1 | 83.16K | $9.45M | +1 | n/a |
| Q2 2026 | 131 | +8 | 49.36M | $7.78B | +16 | −7 |
| Q1 2026 | 125 | +13 | 52.00M | $4.95B | +16 | −4 |
| Q4 2025 | 112 | +3 | 57.86M | $3.23B | +4 | n/a |
| Q3 2025 | 17 | 0 | 33.04M | $1.20B | +1 | −2 |
| Q2 2025 | 15 | 0 | 30.26M | $1.04B | +2 | −2 |
| Q1 2025 | 12 | -2 | 9.43M | $266.77M | +1 | −3 |
| Q4 2024 | 14 | -2 | 10.58M | $465.48M | +1 | −3 |
| Q3 2024 | 15 | 0 | 7.81M | $359.35M | +1 | −1 |
| Q2 2024 | 15 | n/a | 8.23M | $498.09M | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Assenagon Asset Management S.A. | 47.41K | -90.9% | $7.08M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 2 | Wealth Enhancement Advisory… | 35.69K | +3.8% | $2.37M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | TD Waterhouse Canada Inc. | 59 | New | $8,758 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| TD Waterhouse Canada Inc. | $8,758 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 389 holders, 74.32M shares, $6.80B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer, Director · 1.20K sh · $151,104
Officer, Director · 2.19K sh · $272,685
Officer, Director · 7.70K sh · $965,648
Officer, Director · 1.00K sh · $105,800
Officer, Director · 8.74K sh · $910,920
Officer, Director · 7.77K sh · $817,098
Director · 2.10K sh · $201,810
Officer, Director · 2.48K sh · $319,483
Officer, Director · 2.89K sh · $374,659
Officer, Director · 3.28K sh · $428,432
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology