ONEX CORP — SEC Form 4 filings
SEC reporting owner CIK 937226. 5 Form 4 filings on record with FilingPulse; latest filed 2026-07-14.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2024-10-03 to 2026-07-14. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 2 legs across 2 filings — 4,192,011 shares, $227,022,794 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 5.
- Largest priced transaction: sale of 4,145,621 shares @ $54.50 ($225,936,344) in RYAN SPECIALTY HOLDINGS, INC., filed 2025-12-05.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| RYAN SPECIALTY HOLDINGS, INC. (RYAN) | Director | 1 | — | 1 leg · 4,145,621 sh · $225,936,344 | — |
| Onex Direct Lending BDC Fund | 10% owner | 1 | — | 1 leg · 46,390 sh · $1,086,449 | — |
| Emerald Holding, Inc. (EEX) | 10% owner | 2 | — | — | 4 |
| POWERSCHOOL HOLDINGS, INC. (PWSC) | Director, 10% owner | 1 | — | — | 1 |
Form 4 filings — ONEX CORP
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-14 | 4 | Emerald Holding, Inc. (EEX) jointly with SCHWARTZ GERALD W, Onex Partners GP Inc., Onex Partners III GP LP, ONEX PARTNERS III LP, ONEX PARTNERS III PV LP, Onex Partners III Select LP, New PCo II Investments, Ltd., Onex Advisor Subco III LLC, 1597257 Ontario Inc. | Disposition to issuer (D): 184,049,617 · Disposition to issuer (D): 470,583 | EDGAR |
| 2026-02-10 | 4 | Onex Direct Lending BDC Fund jointly with SCHWARTZ GERALD W | Sale (S): 46,389.82 @ $23.42 | EDGAR |
| 2025-12-05 | 4 | RYAN SPECIALTY HOLDINGS, INC. (RYAN) jointly with Onex RSG GP Inc., Onex RSG Holdings LP, Onex RSG LP, SCHWARTZ GERALD W | Sale (S): 4,145,621 @ $54.50 | EDGAR |
| 2025-03-31 | 4 | Emerald Holding, Inc. (EEX) jointly with SCHWARTZ GERALD W, Onex Partners GP Inc., Onex Partners III GP LP, ONEX PARTNERS III LP, ONEX PARTNERS III PV LP, Onex Partners III Select LP, Onex American Holdings II LLC, Onex American Holdings GP LLC, Onex US Principals LP | Option exercise (M): 137,461,868 · Option exercise (M): 69,718,919 (derivative) | EDGAR |
| 2024-10-03 | 4 | POWERSCHOOL HOLDINGS, INC. (PWSC) jointly with Onex Partners IV GP LLC, Onex Partners IV Select LP, Onex Private Equity Holdings LLC, Onex US Principals LP | Disposition to issuer (D): 71,118,123 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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