Position in ATAI
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$221,930
+$72,854 QoQ
Shares Held
42,112
0.0% QoQ
Ownership
0.011%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#118
of 239 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ATAI Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Ruane, Cunniff & Goldfarb L.P. holds $236,817,546 across 2 Biotechnology names. ATAI ranks #2 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TECH |
BIO-TECHNE Corp
|
3,348,841 | $236,595,616 | |
| 2 | ATAI |
AtaiBeckley Inc.
This page
|
42,112 | $221,930 |
All Filings in ATAI
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $221,930 | 42,112 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $149,076 | 42,112 | Shares | Sole | 2026-05-15 | |
| No filing history on record for this holder in this stock. | ||||||