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PENPEN
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Position history for Magnetar Financial LLCMagnetar Financial LLC's holdings in PENUMBRA INC

Magnetar Financial LLC holds 255,841 shares of PEN (PENUMBRA INC), worth $80.8M as of 2026-Q2. The position was increased (+1.8% shares). PEN represents 0.7% of Magnetar Financial LLC's portfolio.

Current Value

$80.8M

Current Shares

255,841

Total Value Change

+$72.7M

Total Shares Change

+224,205

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
255,841
+1.8%
$80.8M0.7%$315.75
43
2026-Q1
New
251,433
-
$82.6M0.8%$340.16
58
2025-Q4
Exited
0
-100.0%
$00.0%$314.27
0
2025-Q3
Decreased
5,163
-83.7%
$1.3M0.0%$251.65
0
2025-Q2
New
31,636
-
$8.1M0.0%$256.43
38

Other major holders of PEN: FMR LLC, BlackRock, Inc.

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