BCM
TNDM icon

Bayesian Capital Management’s Tandem Diabetes Care TNDM Stock Holding History

Bayesian Capital Management’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
2025
Q3 		– Sell
-28,400
Closed -$529K – 799
2025
Q2 		$529K Buy
+28,400
New +$562K 0.08% 272
2024
Q4 		– Sell
-12,062
Closed -$512K – 997
2024
Q3 		$512K Buy
+12,062
New +$511K 0.06% 371
2024
Q2 		– Sell
-24,000
Closed -$850K – 1094
2024
Q1 		$850K Sell
24,000
-3,919
-14% -$105K 0.08% 323
2023
Q4 		$826K Buy
+27,919
New +$579K 0.09% 273
2021
Q4 		– Sell
-4,900
Closed -$585K – 514
2021
Q3 		$585K Buy
+4,900
New +$540K 0.17% 165
2020
Q1 		– Sell
-7,365
Closed -$439K – 973
2019
Q4 		$439K Sell
7,365
-6,700
-48% -$413K 0.08% 334
2019
Q3 		$830K Sell
14,065
-9,700
-41% -$619K 0.16% 184
2019
Q2 		$1.53M Buy
23,765
+7,400
+45% +$478K 0.32% 88
2019
Q1 		$1.04M Buy
+16,365
New +$860K 0.2% 153

Other funds holding TNDM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
SC
Sessa Capital New York $5.51B AUM 47.23% 1-Year Est. Return
ACH
ArrowMark Colorado Holdings Denver, Colorado $3.76B AUM 21.77% 1-Year Est. Return
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
HRCM
Hood River Capital Management Palm Beach Gardens, Florida $9.98B AUM 145.42% 1-Year Est. Return
PIM
Paradice Investment Management Denver, Colorado $532M AUM 29.6% 1-Year Est. Return
FGP
Freestone Grove Partners San Francisco, California $14.2B AUM 24.58% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Bayesian Capital Management's TNDM Position: Q3 2025 in Review

Bayesian Capital Management sold out of Tandem Diabetes Care (TNDM) in Q3 2025, closing a stake of 28,400 shares — an estimated $529K sold.

Bayesian Capital Management first reported a position in TNDM in Q1 2019 and held it in 9 quarters. The position peaked at $1.53M in Q2 2019. 255 funds tracked by Wall St. Rank hold TNDM as of Q3 2025.

  • Bayesian Capital Management reported no remaining Tandem Diabetes Care position as of Q3 2025 after selling out during the quarter.
  • Bayesian Capital Management sold 28,400 Tandem Diabetes Care shares in Q3 2025, an estimated $529K.
  • Bayesian Capital Management first reported a position in Tandem Diabetes Care in Q1 2019 and held it in 9 quarters.
  • Bayesian Capital Management's Tandem Diabetes Care position peaked at $1.53M in Q2 2019.
  • 255 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q3 2025.

Based on Bayesian Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.