Summary
Updated Aug 30, 2026
Silver Lake West HoldCo, L.P. files SEC Form 4 reports at TKO Group Holdings, Inc. (TKO). 3 SEC Form 4 filings on record, most recently on 19 December 2024. Most recent open-market trade: bought $9.08M of TKO on 19 December 2024. Lifetime open-market purchases: $271.78M. Historical track record: 2/5 stars across 19 tracked purchases.
Recent Transactions
19Every recent SEC Form 4 transaction Silver Lake West HoldCo, L.P. has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★★☆☆☆ (2/5) |
| Total purchases tracked | 19 |
| Purchases with forward-return data | 19 |
| 30-day win rate | 26% |
| 90-day win rate | 26% |
| Avg 5-day return | -1.17% |
| Avg 30-day return | -1.43% |
| Avg 90-day return | +0.67% |
| Best 30-day return | +0.72% |
Trading Pattern
InsiderAlpha's records for Silver Lake West HoldCo, L.P. go back to 2024: 3 primary Form 4 filings, an average of 1.0 per year. The typical open-market purchase is $14.30M (19 buys totaling $271.78M). The largest single buy on record is $146.24M of TKO in 2024. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Silver Lake West HoldCo, L.P. files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Nick Khan - $36.93M of TKO open-market activity in the last 12 months
- Mark S. Shapiro - $15.15M of TKO open-market activity in the last 12 months
- Ariel Emanuel - $6.80M of TKO open-market activity in the last 12 months
- Seth D. Krauss - $6.45M of TKO open-market activity in the last 12 months
- Andrew M. Schleimer - $6.02M of TKO open-market activity in the last 12 months
- Shane Kapral - $2.14M of TKO open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is Silver Lake West HoldCo, L.P.?
Silver Lake West HoldCo, L.P. is an investment firm of TKO Group Holdings, Inc. (TKO). InsiderAlpha holds 3 primary Form 4 filings for it, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Silver Lake West HoldCo, L.P. last file a Form 4?
The most recent primary Form 4 on record is dated 19 December 2024, one of 3 filings going back to 2024.
Has Silver Lake West HoldCo, L.P. been buying or selling stock?
Recorded transactions: 19 open-market purchases ($271.78M) and 0 open-market sales across all tracked filings.
How accurate is Silver Lake West HoldCo, L.P.'s historical track record?
Across 19 tracked purchases, Silver Lake West HoldCo, L.P. averaged -1.4% avg 30-day return with a 26% 30-day win rate. InsiderAlpha rates the track record at 2/5 stars.
Where can I see all of Silver Lake West HoldCo, L.P.'s SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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