Atalan Capital Partners, LP: SEAGATE TECHNOLOGY HLDNGS PL (STX): Quarterly 13F Position History
As of Q1 2026, Atalan Capital Partners, LP reported 718,800 shares of SEAGATE TECHNOLOGY HLDNGS PL (STX), worth $281.6M and representing 26.0% of its 13F equity book. Quarter-over-quarter share count change: 27,800 (-3.7%) . The position first appeared in Q2 2025 and has been disclosed across 4 13F-HR filings in Pactolio's tracked window.
- 718,800Shares Held (Latest Filing)
- $281.6MReported Market Value (Latest Filing)
- 26.0%Portfolio Weight (% of 13F Equity Book)
- 27,800Quarter-over-Quarter Share Change
- +$76.0MQuarter-over-Quarter Value Change
- 746,600Peak Reported Shares (Historical)
Quarterly 13F-HR Disclosure History Source: SEC 13F-HR filings, 4 quarter s
| Quarter | Shares | QoQ Share Change | Share Change (%) | Market Value | Weight | Implied Price |
|---|---|---|---|---|---|---|
| Q1 2026 | 718,800 | 27,800 | -3.7% | $281.6M | 26.0% | $391.8 |
| Q4 2025 | 746,600 | 0 | — | $205.6M | 14.6% | $275.4 |
| Q3 2025 | 746,600 | +246,600 | +49.3% | $176.2M | 12.3% | $236.1 |
| Q2 2025 | 500,000 | — | — | $72.2M | 5.5% | $144.3 |
Methodology & FAQ
How This Position History Is Sourced
Each row is one SEC Form 13F-HR filing disclosing this position. Share count, market value, and reported quarter are taken verbatim from the filing; portfolio weight is recomputed against the same filing's total reported equity book. Implied price-per-share is market value divided by shares — a quarter-end mark, not the manager's cost basis. See the full methodology document for the normalization rules.
When did Atalan Capital Partners, LP first disclose a STX position in 13F-HR filings?
Atalan Capital Partners, LP first reported SEAGATE TECHNOLOGY HLDNGS PL (STX) on its 13F-HR filing for the period ending 2025-06-30 (Q2 2025). The position has appeared on 4 reported quarters within Pactolio's tracked window.
What was Atalan Capital Partners, LP's most recent quarter-over-quarter share-count change in STX?
Between Q4 2025 and Q1 2026, Atalan Capital Partners, LP reduced its STX position by 27,800 shares (-3.7%), leaving 718,800 shares at a market value of $281.6M.
Does the implied price-per-share represent Atalan Capital Partners, LP's cost basis in STX?
No. The implied price-per-share column is the 13F-HR reported market value divided by reported share count on the filing date (end of quarter). It is a quarter-end mark, not a cost basis or transaction price. Use it as a sanity check on the value column, not as an indicator of the manager's entry or exit price.