Position in OSIS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$31,320,356
-$28,814,630 QoQ
Shares Held
117,963
-50.0% QoQ
Ownership
0.740%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2025
4 quarters on record
Voting authority
Sole 76%
Shared 0%
None 24%
Common Shares in OSIS Over Time
Shares Held
Position Value (USD)
Position in Electronic Components
Technology · as of Jun 30, 2026Driehaus Capital Management LLC holds $353,747,253 across 7 Electronic Components names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VICR |
Vicor Corp
|
496,507 | $188,563,428 | |
| 2 | TTMI |
Ttm Technologies Inc
|
295,239 | $55,215,597 | |
| 3 | LPTH |
Lightpath Technologies Inc
|
2,171,013 | $35,496,062 | |
| 4 | ALNT |
Allient Inc
|
281,659 | $28,991,160 | |
| 5 | OUST |
Ouster, Inc.
|
307,142 | $19,202,517 | |
| 6 | MEI |
Methode Electronics Inc
|
852,786 | $16,177,350 | |
| 7 | FN |
Fabrinet
|
17,971 | $10,101,139 |
All Filings in OSIS
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $31,320,356 | 117,963 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $60,134,986 | 235,768 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $36,651,738 | 147,054 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $23,096,045 | 102,713 | Shares | Sole | 2025-08-14 | |
| No filing history on record for this holder in this stock. | ||||||