Connor, Clark & Lunn Investment Management (CC&L)
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Connor, Clark & Lunn Investment Management (CC&L)’s Tandem Diabetes Care TNDM Stock Holding History

Connor, Clark & Lunn Investment Management (CC&L)’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 		$2.78M Buy
+184,073
New +$3.21M 0.01% 908
2025
Q4 		– Sell
-615,221
Closed -$7.47M – 1781
2025
Q3 		$7.47M Sell
615,221
-168,997
-22% -$2.29M 0.02% 478
2025
Q2 		$14.6M Buy
784,218
+139,230
+22% +$2.76M 0.05% 304
2025
Q1 		$12.4M Buy
644,988
+129,926
+25% +$3.8M 0.05% 281
2024
Q4 		$18.6M Buy
515,062
+242,965
+89% +$8.22M 0.08% 186
2024
Q3 		$11.5M Buy
272,097
+66,687
+32% +$2.83M 0.06% 247
2024
Q2 		$8.28M Buy
205,410
+34,043
+20% +$1.42M 0.03% 311
2024
Q1 		$6.07M Sell
171,367
-12,955
-7% -$347K 0.03% 393
2023
Q4 		$5.45M Buy
184,322
+58,981
+47% +$1.22M 0.03% 398
2023
Q3 		$2.6M Sell
125,341
-133,742
-52% -$3.67M 0.01% 545
2023
Q2 		$6.36M Buy
259,083
+11,815
+5% +$380K 0.03% 345
2023
Q1 		$10M Buy
247,268
+6,373
+3% +$264K 0.05% 251
2022
Q4 		$10.8M Buy
240,895
+226,171
+1,536% +$10.2M 0.06% 219
2022
Q3 		$705K Buy
+14,724
New +$807K ﹤0.01% 734
2021
Q4 		– Sell
-17,200
Closed -$2.05M – 1205
2021
Q3 		$2.05M Buy
+17,200
New +$1.9M 0.01% 517
2017
Q2 		– Sell
-1,430
Closed -$17K – 945
2017
Q1 		$17K Hold
1,430
– – ﹤0.01% 889
2016
Q4 		$31K Sell
1,430
-560
-28% -$21.5K ﹤0.01% 865
2016
Q3 		$152K Buy
+1,990
New +$145K ﹤0.01% 754

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 $3.37T AUM 44.26% 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

Connor, Clark & Lunn Investment Management (CC&L)'s TNDM Position: Q2 2026 in Review

Connor, Clark & Lunn Investment Management (CC&L) opened a new position in Tandem Diabetes Care (TNDM) in Q2 2026: 184,073 shares worth $2.78M. The stake represents 0.01% of the portfolio and ranks #908 among its holdings. This is a return to the name: Connor, Clark & Lunn Investment Management (CC&L) previously reported a position in TNDM as recently as Q3 2025.

Connor, Clark & Lunn Investment Management (CC&L) first reported a position in TNDM in Q3 2016 and has held it in 18 quarters since. The position peaked at $18.6M in Q4 2024. 274 funds tracked by Wall St. Rank hold TNDM as of Q2 2026.

  • Connor, Clark & Lunn Investment Management (CC&L) held 184,073 shares of Tandem Diabetes Care worth $2.78M as of Q2 2026.
  • Tandem Diabetes Care was a new Connor, Clark & Lunn Investment Management (CC&L) position in Q2 2026.
  • Tandem Diabetes Care made up 0.01% of Connor, Clark & Lunn Investment Management (CC&L)'s portfolio in Q2 2026, its #908 holding.
  • Connor, Clark & Lunn Investment Management (CC&L) first reported a position in Tandem Diabetes Care in Q3 2016 and has held it in 18 quarters since.
  • Connor, Clark & Lunn Investment Management (CC&L)'s Tandem Diabetes Care position peaked at $18.6M in Q4 2024.
  • 274 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2026.

Based on Connor, Clark & Lunn Investment Management (CC&L)'s 13F filing for Q2 2026, filed 13 Aug 2026.