ROSC vs BKSE overlap
ROSC and BKSE overlap 13.1% by weight, across 97 shared holdings.
Pick 2 to 4 ETFs.
Top shared holdings
| Holding | ROSC | BKSE | Overlap |
|---|---|---|---|
| Rayonier Inc.RYN | 0.51% | 0.28% | 0.28% |
| Matson Inc.MATX | 0.41% | 0.26% | 0.26% |
| MSC INDL DirectMSM | 0.63% | 0.23% | 0.23% |
| Protagonist THERPTGX | 0.23% | 0.36% | 0.23% |
| Pricesmart Inc.PSMT | 0.78% | 0.22% | 0.22% |
| Sensient TechnolSXT | 0.24% | 0.22% | 0.22% |
| CNO Financial GRCNO | 0.64% | 0.22% | 0.22% |
| Outfront Media IOUT | 0.58% | 0.22% | 0.22% |
| Clear Secure I-aYOU | 0.56% | 0.21% | 0.21% |
| RUSH Enter-CL aRUSHA | 0.91% | 0.21% | 0.21% |
| Laureate EducatiLAUR | 0.51% | 0.20% | 0.20% |
| Cabot Corp.CBT | 0.24% | 0.20% | 0.20% |
| Mirum PharmaceutMIRM | 0.20% | 0.24% | 0.20% |
| Garrett MotioGTX | 1.37% | 0.20% | 0.20% |
| Fulton FinancialFULT | 0.32% | 0.20% | 0.20% |
Overlap by weight adds up the smaller weight of each holding the funds share, so 100% means identical portfolios. Long securities only: derivatives and cash vehicles are left out. Sources: ROSC, SEC Form N-PORT, July 31, 2026; BKSE, SEC Form N-PORT, July 31, 2026.
Largest institutions holding both
| Firm | ROSC | BKSE |
|---|---|---|
| LPL Financial LLC | $11.2M | $520K |
| Raymond James Financial Inc. | $1.0M | $4.6M |
| Osaic Holdings, Inc. | $50K | $1.4M |
| Citadel Advisors LLC | $350K | $270K |
| Harbour Investments, Inc. | $423K | $941 |
| FMR LLC | $56 | $22K |
| Wells Fargo & Company | $71 | $96 |
This compares who owns the funds, not what the funds hold. From SEC Form 13F, for managers with $100M+ in US securities.
Who owns them: ROSC institutional holders, BKSE institutional holders.
Frequently asked questions
How much do ROSC and BKSE overlap?
13.1% by weight, with 97 holdings in common, using holdings for ROSC as of July 31, 2026 and BKSE as of July 31, 2026. The largest shared position is RYN.
Do institutions hold both ROSC and BKSE?
7 Form 13F filers report positions in both, out of 49 that report either one.
How is overlap by weight worked out?
For each holding the two funds share, take the smaller of the two weights, then add those up. Identical portfolios score 100%.