MAM
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Madryn Asset Management’s Neuronetics STIM Stock Holding History

Madryn Asset Management’s Portfolio STIM Stock Details STIM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$24.1M Buy
18,540,488
+64,595
+0.3% +$94K 65.29% 1
2026
Q1 		$26.8M Hold
18,475,893
– – 78.5% 1
2025
Q4 		$25.5M Buy
+18,475,893
New +$38.7M 73.43% 1

Other funds holding STIM

UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
WC
Wexford Capital West Palm Beach, Florida $782M AUM 62.56% 1-Year Est. Return
FCM
FourWorld Capital Management New York $110M AUM 44.07% 1-Year Est. Return
LG
Lane Generational Dover, Massachusetts $114M AUM 43.8% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
MCM
Masters Capital Management Atlanta, Georgia $3.9B AUM 50.88% 1-Year Est. Return
AI
AdvisorShares Investments Bethesda, Maryland $828M AUM 37.72% 1-Year Est. Return
IC
Ikarian Capital Dallas, Texas $928M AUM 596.14% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return

Madryn Asset Management's STIM Position: Q2 2026 in Review

Madryn Asset Management increased its Neuronetics (STIM) stake by 0.35% in Q2 2026, buying an estimated $94K and bringing the position to 18,540,488 shares worth $24.1M. The position accounts for 65.29% of the portfolio, ranked #1.

Madryn Asset Management first reported a position in STIM in Q4 2025 and has held it in 3 quarters since. The position peaked at $26.8M in Q1 2026. 87 funds tracked by Wall St. Rank hold STIM as of Q2 2026.

  • Madryn Asset Management held 18,540,488 shares of Neuronetics worth $24.1M as of Q2 2026.
  • Madryn Asset Management bought 64,595 Neuronetics shares in Q2 2026, an estimated $94K.
  • Neuronetics made up 65.29% of Madryn Asset Management's portfolio in Q2 2026, its #1 holding.
  • Madryn Asset Management first reported a position in Neuronetics in Q4 2025 and has held it in 3 quarters since.
  • Madryn Asset Management's Neuronetics position peaked at $26.8M in Q1 2026.
  • 87 funds tracked by Wall St. Rank held Neuronetics as of Q2 2026.

Based on Madryn Asset Management's 13F filing for Q2 2026, filed 19 Aug 2026.