Position in PTEN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$27,720,868
+$19,824,778 QoQ
Shares Held
2,559,637
+445.9% QoQ
Ownership
0.671%
of shares outstanding
% of Portfolio
0.21%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2022
4 quarters on record
Voting authority
Sole 77%
Shared 0%
None 23%
Common Shares in PTEN Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Drilling
Energy · as of Jun 30, 2026Driehaus Capital Management LLC holds $12,855,882 across 1 Oil & Gas Drilling name.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PDS |
PRECISION DRILLING Corp
|
167,700 | $12,855,882 |
All Filings in PTEN
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $27,720,868 | 2,559,637 | Shares | Sole | 2026-05-15 | |
| 2022-12-31 | $7,896,090 | 468,889 | Shares | Sole | 2023-02-14 | |
| 2022-06-30 | $18,647,295 | 1,183,204 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $24,375,938 | 1,574,673 | Shares | Sole | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||