1 tracked superinvestor hold Repligen Corp (RGEN), worth $11M combined, led by Stanley Druckenmiller. Smart money is accumulating RGEN as of the latest 13F filings.
Current price
$167.60
+39.0%
1Y
Repligen Corporation specializes in the creation and distribution of advanced bioprocessing technologies and integrated systems. These solutions are vital for various stages of biological drug production, serving clients across North America, Europe, the Asia Pacific region, and other international markets. The company's diverse product portfolio includes crucial components for biomanufacturing.…
Market cap
$6.6B
P/E
136.28
Div yield
0.0%
Revenue YoY
16.4%
Analyst target
$152
Snapshot for context. For deep analysis use a stock screener — this page is about who owns it.
Superinvestors holding
1
tracked 13F / N-PORT funds
Combined value
$11M
disclosed long exposure
Tier-1 conviction
1
concentrated holders
Net this quarter
+1
1 buying · 0 selling
Smart money is net accumulating RGEN: 1 funds added or opened versus 0 trimming. 1 opened a brand-new position.
Repligen Corp (RGEN) is held by 1 tracked funds worth $11M combined, 1 of them concentrated Tier-1 managers whose positions carry real conviction.
The largest position belongs to Stanley Druckenmiller at 0.2% of their book — no single tracked manager treats it as an outsized, top-weighted bet.
This quarter 1 fund opened a brand-new position (Stanley Druckenmiller), with 0 adding and 0 trimming — a net accumulation signal.
| Investor | Move | % of their portfolio | Position value |
|---|---|---|---|
| New buy | 0.2% | $11M |
Tier badge = signal quality: 1 concentrated conviction · 2 quant/multi (context) · 3 retail & diversified. Only Tier 1 holdings feed the consensus signal.
1 insider filed SEC Form 144 for $1M of proposed sales in the last 90 days. A 144 is filed before the trade — see who else is selling.
| Insider | Role | Shares | Value | Filed |
|---|---|---|---|---|
| Loeillot Olivier | Officer & Director | 3,035 | $504K | 2026-09-04 |
| Loeillot Olivier | Officer & Director | 5,426 | $977K | 2026-08-20 |
Which superinvestors own RGEN?
1 tracked funds hold Repligen Corp (RGEN), the largest being Stanley Druckenmiller (Duquesne Family Office) at 0.2% of its 13F portfolio. 1 of them are concentrated Tier-1 conviction managers.
Is smart money buying or selling RGEN?
In the most recent 13F quarter, 1 tracked fund added or opened RGEN and 0 trimmed it, including 1 brand-new position.
How much RGEN do tracked funds hold?
Combined disclosed long exposure to RGEN across tracked superinvestors is $11M as of the Jun 2026 filings.
One email when a tracked manager opens, adds to or files to sell a position — from Form 4, 13D and Form 144, not the 45-day-old 13F.
Holdings aggregated from the latest SEC 13F & N-PORT filings via FMP · Jun 2026 quarter. Long equity positions only, reported with up to a 45-day delay — for activity between filings see real-time moves. Not financial advice.