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HRT Financial’s Tandem Diabetes Care TNDM Stock Holding History

HRT Financial’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
Q1 		$1.6M Buy
83,700
+68,600
+454% +$1.49M ﹤0.01% 1763
2025
Q4 		$331K Buy
15,100
+1,300
+9% +$23.5K ﹤0.01% 2331
2025
Q3 		$167K Buy
+13,800
New +$187K ﹤0.01% 2444
2020
Q1 		– Sell
-10,200
Closed -$608K – 1339
2019
Q4 		$608K Buy
+10,200
New +$629K 0.03% 473

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
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

HRT Financial's TNDM Position: Q1 2026 in Review

HRT Financial sold out of Tandem Diabetes Care (TNDM) in Q1 2026, closing a stake of 170,480 shares — an estimated $3.7M sold.

HRT Financial first reported a position in TNDM in Q3 2019 and held it in 9 quarters. The position peaked at $3.75M in Q4 2025. 272 funds tracked by Wall St. Rank hold TNDM as of Q1 2026.

  • HRT Financial reported no remaining Tandem Diabetes Care position as of Q1 2026 after selling out during the quarter.
  • HRT Financial sold 170,480 Tandem Diabetes Care shares in Q1 2026, an estimated $3.7M.
  • HRT Financial first reported a position in Tandem Diabetes Care in Q3 2019 and held it in 9 quarters.
  • HRT Financial's Tandem Diabetes Care position peaked at $3.75M in Q4 2025.
  • 272 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q1 2026.

Based on HRT Financial's 13F filing for Q1 2026, filed 14 May 2026.