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Quadrature Capital’s Tandem Diabetes Care TNDM Stock Holding History

Quadrature Capital’s Portfolio TNDM Stock Details TNDM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$164K Buy
+10,898
New +$190K ﹤0.01% 1391
2025
Q4 		– Sell
-26,756
Closed -$325K – 1651
2025
Q3 		$325K Buy
+26,756
New +$362K ﹤0.01% 646

Other funds holding TNDM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SC
Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
FLAM
First Light Asset Management Edina, Minnesota $1.65B AUM 203.21% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
GKIM
GW&K Investment Management Boston, Massachusetts $12.8B AUM 48.82% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
PIM
Paradice Investment Management Denver, Colorado $627M AUM 43.41% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return

Quadrature Capital's TNDM Position: Q2 2026 in Review

Quadrature Capital opened a new position in Tandem Diabetes Care (TNDM) in Q2 2026: 10,898 shares worth $164K. The stake represents ﹤0.01% of the portfolio and ranks #1391 among its holdings. This is a return to the name: Quadrature Capital previously reported a position in TNDM as recently as Q3 2025.

Quadrature Capital first reported a position in TNDM in Q3 2025 and has held it in 2 quarters since. The position peaked at $325K in Q3 2025. 274 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

  • Quadrature Capital held 10,898 shares of Tandem Diabetes Care worth $164K as of Q2 2026.
  • Tandem Diabetes Care was a new Quadrature Capital position in Q2 2026.
  • Tandem Diabetes Care made up ﹤0.01% of Quadrature Capital's portfolio in Q2 2026, its #1391 holding.
  • Quadrature Capital first reported a position in Tandem Diabetes Care in Q3 2025 and has held it in 2 quarters since.
  • Quadrature Capital's Tandem Diabetes Care position peaked at $325K in Q3 2025.
  • 274 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.