Which hedge funds own FSS? FEDERAL SIGNAL CORP, Q2 2026 13F holders
38 tracked hedge funds disclosed a position in FSS (FEDERAL SIGNAL CORP) in their Q2 2026 13F filings, worth $260.0m in total. The largest holder by portfolio weight is Waratah Capital Advisors Ltd. at 3.6% of its book. 10 opened a new position this quarter: Waratah Capital Advisors Ltd., Corient IA LP, Dark Forest Capital Management LP, Landscape Capital Management, L.L.C.. 16 exited: Greenvale Capital LLP, Fox Run Management, L.L.C., Edgestream Partners, L.P..
- 38
- Holders Tracked managers whose filing for the quarter reports a long equity position in the security.
- 10
- New this quarter Holders whose previous filing (at most two quarters earlier) did not report the security.
- 16
- Exited this quarter Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
- $56.6m
- Inflow, new holders Combined value of the positions the new holders reported for the quarter.
- $94.2m
- Outflow, exits Combined value the exiting managers reported for the security in their previous filing.
- $260m
- Combined value Sum of the holders' reported positions in the security.
- 3.1%
- Share of managers holding Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.
Holders, Q2 2026
Exited since the previous filing
| Greenvale Capital LLP | 3.0% | $27.5m |
| Fox Run Management, L.L.C. | 0.2% | $1.4m |
| Edgestream Partners, L.P. | 0.2% | $6.5m |
| AlphaGrep UK Ltd | 0.1% | $483k |
| Voloridge Investment Management, LLC | 0.03% | $7.6m |
| Mirabella Financial Services LLP | 0.02% | $252k |
| Gsa Capital Partners LLP | 0.02% | $325k |
| Millennium Management LLC | 0.02% | $25.8m |
| Qsemble Capital Management, LP | 0.02% | $222k |
| Renaissance Technologies LLC | 0.01% | $8.1m |
| Walleye Capital LLC | 0.01% | $1.4m |
| Point72 Asset Management, L.P. | 0.01% | $4.2m |
| ExodusPoint Capital Management, LP | 0.01% | $589k |
| Arrowstreet Capital, Limited Partnership | 0.0% | $7.2m |
| Qube Research & Technologies Ltd | 0.0% | $2.6m |
| Quarry LP | 0.0% | $2.1k |
Ownership over time
Who discovered FSS first? Beta
The run: Q3 2012 → Q2 2026, ×20
| Wynnefield Capital Inc high conviction | Q3 2011 | 7.7% | +9.3 pts |
Split-adjusted quarter-end prices, excluding dividends. They describe the stock while each manager held it, not the return it earned.