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Gilder Gagnon Howe & Co’s Transmedics TMDX Stock Holding History

Gilder Gagnon Howe & Co’s Portfolio TMDX Stock Details TMDX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$384K Sell
5,782
-348
-6% -$29.5K ﹤0.01% 266
2026
Q1 		$609K Sell
6,130
-77
-1% -$10K 0.01% 231
2025
Q4 		$755K Sell
6,207
-968
-13% -$121K 0.01% 224
2025
Q3 		$805K Buy
7,175
+400
+6% +$46.8K 0.01% 226
2025
Q2 		$908K Buy
6,775
+916
+16% +$101K 0.01% 203
2025
Q1 		$394K Buy
+5,859
New +$403K 0.01% 216
2024
Q4 		– Sell
-27,602
Closed -$4.33M – 275
2024
Q3 		$4.33M Buy
+27,602
New +$4.25M 0.05% 157

Other funds holding TMDX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
HRCM
Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $2.7B AUM 88.53% 1-Year Est. Return

Gilder Gagnon Howe & Co's TMDX Position: Q2 2026 in Review

Gilder Gagnon Howe & Co reduced its Transmedics (TMDX) stake by 5.7% in Q2 2026, selling an estimated $29.5K and leaving 5,782 shares worth $384K. The position accounts for ﹤0.01% of the portfolio, ranked #266.

Gilder Gagnon Howe & Co first reported a position in TMDX in Q3 2024 and has held it in 7 quarters since. The position peaked at $4.33M in Q3 2024. 374 funds tracked by Wall St. Rank hold TMDX as of Q2 2026.

  • Gilder Gagnon Howe & Co held 5,782 shares of Transmedics worth $384K as of Q2 2026.
  • Gilder Gagnon Howe & Co sold 348 Transmedics shares in Q2 2026, an estimated $29.5K.
  • Transmedics made up ﹤0.01% of Gilder Gagnon Howe & Co's portfolio in Q2 2026, its #266 holding.
  • Gilder Gagnon Howe & Co first reported a position in Transmedics in Q3 2024 and has held it in 7 quarters since.
  • Gilder Gagnon Howe & Co's Transmedics position peaked at $4.33M in Q3 2024.
  • 374 funds tracked by Wall St. Rank held Transmedics as of Q2 2026.

Based on Gilder Gagnon Howe & Co's 13F filing for Q2 2026, filed 14 Aug 2026.