Goldman Sachs
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Goldman Sachs’s Tandem Diabetes Care TNDM Stock Holding History

Goldman Sachs’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
2016
Q2 		– Sell
-4,700
Closed -$409K – 7257
2016
Q1 		$409K Buy
+4,700
New +$411K ﹤0.01% 4957
2015
Q4 		– Sell
-5,840
Closed -$515K – 7342
2015
Q3 		$515K Buy
+5,840
New +$680K ﹤0.01% 5113
2015
Q1 		– Sell
-10,000
Closed -$1.27M – 7287
2014
Q4 		$1.27M Buy
+10,000
New +$1.39M ﹤0.01% 4312

Other funds holding TNDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SC
Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
ACH
ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
GKIM
GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Goldman Sachs's TNDM Position: Q1 2026 in Review

Goldman Sachs increased its Tandem Diabetes Care (TNDM) stake by 32% in Q1 2026, buying an estimated $11.6M and bringing the position to 2,218,922 shares worth $42.5M. The position accounts for ﹤0.01% of the portfolio, ranked #1707.

Goldman Sachs first reported a position in TNDM in Q4 2013 and has held it in 40 quarters since. The position peaked at $140M in Q4 2021. 272 funds tracked by Wall St. Rank hold TNDM as of Q1 2026.

  • Goldman Sachs held 2,218,922 shares of Tandem Diabetes Care worth $42.5M as of Q1 2026.
  • Goldman Sachs bought 535,522 Tandem Diabetes Care shares in Q1 2026, an estimated $11.6M.
  • Tandem Diabetes Care made up ﹤0.01% of Goldman Sachs's portfolio in Q1 2026, its #1707 holding.
  • Goldman Sachs first reported a position in Tandem Diabetes Care in Q4 2013 and has held it in 40 quarters since.
  • Goldman Sachs's Tandem Diabetes Care position peaked at $140M in Q4 2021.
  • 272 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q1 2026.

Based on Goldman Sachs's 13F filing for Q1 2026, filed 15 May 2026.